Lines Matching defs:ucp

57 savecontext(ucontext_t *ucp, const k_sigset_t *mask)
66 	bzero(&ucp->uc_mcontext.fpregs.fpu_en, sizeof (ucontext_t) -
72 	(&ucp->uc_flags)[1] = 0;
73 	(&ucp->uc_stack.ss_flags)[1] = 0;
81 	ucp->uc_flags = UC_ALL;
82 	ucp->uc_link = (ucontext_t *)lwp->lwp_oldcontext;
91 	    copyin((void *)lwp->lwp_ustack, &ucp->uc_stack,
92 	    sizeof (ucp->uc_stack)) != 0 ||
93 	    ucp->uc_stack.ss_size == 0) {
96 			ucp->uc_stack = lwp->lwp_sigaltstack;
98 			ucp->uc_stack.ss_sp = p->p_usrstack - p->p_stksize;
99 			ucp->uc_stack.ss_size = p->p_stksize;
100 			ucp->uc_stack.ss_flags = 0;
104 	getgregs(lwp, ucp->uc_mcontext.gregs);
105 	getasrs(lwp, ucp->uc_mcontext.asrs);
107 	getfpregs(lwp, &ucp->uc_mcontext.fpregs);
108 	getfpasrs(lwp, ucp->uc_mcontext.asrs);
109 	if (ucp->uc_mcontext.fpregs.fpu_en == 0)
110 		ucp->uc_flags &= ~UC_FPU;
111 	ucp->uc_mcontext.gwins = (gwindows_t *)NULL;
116 	sigktou(mask, &ucp->uc_sigmask);
121 restorecontext(ucontext_t *ucp)
125 	mcontext_t *mcp = &ucp->uc_mcontext;
132 	lwp->lwp_oldcontext = (uintptr_t)ucp->uc_link;
134 	if (ucp->uc_flags & UC_STACK) {
135 		if (ucp->uc_stack.ss_flags == SS_ONSTACK)
136 			lwp->lwp_sigaltstack = ucp->uc_stack;
141 	if (ucp->uc_flags & UC_CPU) {
148 			xregs_setgregs(lwp, xregs_getptr(lwp, ucp));
151 	if (ucp->uc_flags & UC_FPU) {
152 		fpregset_t *fp = &ucp->uc_mcontext.fpregs;
158 			xregs_setfpregs(lwp, xregs_getptr(lwp, ucp));
162 	if (ucp->uc_flags & UC_SIGMASK) {
168 		sigutok(&ucp->uc_sigmask, &t->t_hold);
185 	ucontext_t *ucp;
224 		ucp = arg;
225 		if (ucp == NULL)
231 		if (copyin(ucp, &uc, sizeof (ucontext_t) -
241 		if (copyin(&ucp->uc_mcontext.xrs, &uc.uc_mcontext.xrs,
250 			if (copyin(&ucp->uc_mcontext.fpregs,
305 		if (copyin(&ucp->uc_mcontext.asrs, &uc.uc_mcontext.asrs,
354 savecontext32(ucontext32_t *ucp, const k_sigset_t *mask, struct fq32 *dfq)
364 	bzero(&ucp->uc_mcontext.fpregs.fpu_en, sizeof (ucontext32_t) -
370 	(&ucp->uc_stack.ss_flags)[1] = 0;
378 	ucp->uc_flags = UC_ALL;
379 	ucp->uc_link = (caddr32_t)lwp->lwp_oldcontext;
388 	    copyin((void *)lwp->lwp_ustack, &ucp->uc_stack,
389 	    sizeof (ucp->uc_stack)) != 0 ||
390 	    ucp->uc_stack.ss_size == 0) {
393 			ucp->uc_stack.ss_sp =
395 			ucp->uc_stack.ss_size =
397 			ucp->uc_stack.ss_flags = SS_ONSTACK;
399 			ucp->uc_stack.ss_sp =
401 			ucp->uc_stack.ss_size =
403 			ucp->uc_stack.ss_flags = 0;
407 	getgregs32(lwp, ucp->uc_mcontext.gregs);
409 	fpuregset_nto32(&fpregs, &ucp->uc_mcontext.fpregs, dfq);
411 	if (ucp->uc_mcontext.fpregs.fpu_en == 0)
412 		ucp->uc_flags &= ~UC_FPU;
413 	ucp->uc_mcontext.gwins = (caddr32_t)NULL;
419 	sigktou(mask, (sigset_t *)&ucp->uc_sigmask);
435 	ucontext32_t *ucp;
474 		ucp = arg;
475 		if (ucp == NULL)
481 		if (copyin(ucp, &uc, sizeof (uc) - sizeof (uc.uc_filler) -
489 		if (copyin(&ucp->uc_mcontext.xrs, &uc.uc_mcontext.xrs,
498 			if (copyin(&ucp->uc_mcontext.fpregs,