53 	int err;  in sparc64_set_context()  local
61 	err  = __get_user(pc, &((*grp)[MC_PC]));  in sparc64_set_context()
62 	err |= __get_user(npc, &((*grp)[MC_NPC]));  in sparc64_set_context()
63 	if (err || ((pc | npc) & 3))  in sparc64_set_context()
83 	err |= __get_user(regs->y, &((*grp)[MC_Y]));  in sparc64_set_context()
84 	err |= __get_user(tstate, &((*grp)[MC_TSTATE]));  in sparc64_set_context()
87 	err |= __get_user(regs->u_regs[UREG_G1], (&(*grp)[MC_G1]));  in sparc64_set_context()
88 	err |= __get_user(regs->u_regs[UREG_G2], (&(*grp)[MC_G2]));  in sparc64_set_context()
89 	err |= __get_user(regs->u_regs[UREG_G3], (&(*grp)[MC_G3]));  in sparc64_set_context()
90 	err |= __get_user(regs->u_regs[UREG_G4], (&(*grp)[MC_G4]));  in sparc64_set_context()
91 	err |= __get_user(regs->u_regs[UREG_G5], (&(*grp)[MC_G5]));  in sparc64_set_context()
92 	err |= __get_user(regs->u_regs[UREG_G6], (&(*grp)[MC_G6]));  in sparc64_set_context()
96 	err |= __get_user(regs->u_regs[UREG_I0], (&(*grp)[MC_O0]));  in sparc64_set_context()
97 	err |= __get_user(regs->u_regs[UREG_I1], (&(*grp)[MC_O1]));  in sparc64_set_context()
98 	err |= __get_user(regs->u_regs[UREG_I2], (&(*grp)[MC_O2]));  in sparc64_set_context()
99 	err |= __get_user(regs->u_regs[UREG_I3], (&(*grp)[MC_O3]));  in sparc64_set_context()
100 	err |= __get_user(regs->u_regs[UREG_I4], (&(*grp)[MC_O4]));  in sparc64_set_context()
101 	err |= __get_user(regs->u_regs[UREG_I5], (&(*grp)[MC_O5]));  in sparc64_set_context()
102 	err |= __get_user(regs->u_regs[UREG_I6], (&(*grp)[MC_O6]));  in sparc64_set_context()
103 	err |= __get_user(regs->u_regs[UREG_I7], (&(*grp)[MC_O7]));  in sparc64_set_context()
105 	err |= __get_user(fp, &(ucp->uc_mcontext.mc_fp));  in sparc64_set_context()
106 	err |= __get_user(i7, &(ucp->uc_mcontext.mc_i7));  in sparc64_set_context()
107 	err |= __put_user(fp,  in sparc64_set_context()
109 	err |= __put_user(i7,  in sparc64_set_context()
112 	err |= __get_user(fenab, &(ucp->uc_mcontext.mc_fpregs.mcfpu_enab));  in sparc64_set_context()
118 		err |= __get_user(fprs, &(ucp->uc_mcontext.mc_fpregs.mcfpu_fprs));  in sparc64_set_context()
120 			err |= copy_from_user(fpregs,  in sparc64_set_context()
124 			err |= copy_from_user(fpregs+16,  in sparc64_set_context()
127 		err |= __get_user(current_thread_info()->xfsr[0],  in sparc64_set_context()
129 		err |= __get_user(current_thread_info()->gsr[0],  in sparc64_set_context()
133 	if (err)  in sparc64_set_context()
152 	int err;  in sparc64_get_context()  local
175 	err = 0;  in sparc64_get_context()
177 		err |= __put_user(current->blocked.sig[0],  in sparc64_get_context()
180 		err |= __copy_to_user(&ucp->uc_sigmask, &current->blocked,  in sparc64_get_context()
183 	err |= __put_user(regs->tstate, &((*grp)[MC_TSTATE]));  in sparc64_get_context()
184 	err |= __put_user(regs->tpc, &((*grp)[MC_PC]));  in sparc64_get_context()
185 	err |= __put_user(regs->tnpc, &((*grp)[MC_NPC]));  in sparc64_get_context()
186 	err |= __put_user(regs->y, &((*grp)[MC_Y]));  in sparc64_get_context()
187 	err |= __put_user(regs->u_regs[UREG_G1], &((*grp)[MC_G1]));  in sparc64_get_context()
188 	err |= __put_user(regs->u_regs[UREG_G2], &((*grp)[MC_G2]));  in sparc64_get_context()
189 	err |= __put_user(regs->u_regs[UREG_G3], &((*grp)[MC_G3]));  in sparc64_get_context()
190 	err |= __put_user(regs->u_regs[UREG_G4], &((*grp)[MC_G4]));  in sparc64_get_context()
191 	err |= __put_user(regs->u_regs[UREG_G5], &((*grp)[MC_G5]));  in sparc64_get_context()
192 	err |= __put_user(regs->u_regs[UREG_G6], &((*grp)[MC_G6]));  in sparc64_get_context()
193 	err |= __put_user(regs->u_regs[UREG_G7], &((*grp)[MC_G7]));  in sparc64_get_context()
194 	err |= __put_user(regs->u_regs[UREG_I0], &((*grp)[MC_O0]));  in sparc64_get_context()
195 	err |= __put_user(regs->u_regs[UREG_I1], &((*grp)[MC_O1]));  in sparc64_get_context()
196 	err |= __put_user(regs->u_regs[UREG_I2], &((*grp)[MC_O2]));  in sparc64_get_context()
197 	err |= __put_user(regs->u_regs[UREG_I3], &((*grp)[MC_O3]));  in sparc64_get_context()
198 	err |= __put_user(regs->u_regs[UREG_I4], &((*grp)[MC_O4]));  in sparc64_get_context()
199 	err |= __put_user(regs->u_regs[UREG_I5], &((*grp)[MC_O5]));  in sparc64_get_context()
200 	err |= __put_user(regs->u_regs[UREG_I6], &((*grp)[MC_O6]));  in sparc64_get_context()
201 	err |= __put_user(regs->u_regs[UREG_I7], &((*grp)[MC_O7]));  in sparc64_get_context()
203 	err |= __get_user(fp,  in sparc64_get_context()
205 	err |= __get_user(i7,  in sparc64_get_context()
207 	err |= __put_user(fp, &(mcp->mc_fp));  in sparc64_get_context()
208 	err |= __put_user(i7, &(mcp->mc_i7));  in sparc64_get_context()
210 	err |= __put_user(fenab, &(mcp->mc_fpregs.mcfpu_enab));  in sparc64_get_context()
217 			err |= copy_to_user(&(mcp->mc_fpregs.mcfpu_fregs), fpregs,  in sparc64_get_context()
220 			err |= copy_to_user(  in sparc64_get_context()
223 		err |= __put_user(current_thread_info()->xfsr[0], &(mcp->mc_fpregs.mcfpu_fsr));  in sparc64_get_context()
224 		err |= __put_user(current_thread_info()->gsr[0], &(mcp->mc_fpregs.mcfpu_gsr));  in sparc64_get_context()
225 		err |= __put_user(fprs, &(mcp->mc_fpregs.mcfpu_fprs));  in sparc64_get_context()
227 	if (err)  in sparc64_get_context()
254 	int err;  in do_rt_sigreturn()  local
267 	err = get_user(tpc, &sf->regs.tpc);  in do_rt_sigreturn()
268 	err |= __get_user(tnpc, &sf->regs.tnpc);  in do_rt_sigreturn()
273 	err |= ((tpc | tnpc) & 3);  in do_rt_sigreturn()
276 	err |= __get_user(regs->y, &sf->regs.y);  in do_rt_sigreturn()
277 	err |= __get_user(tstate, &sf->regs.tstate);  in do_rt_sigreturn()
278 	err |= copy_from_user(regs->u_regs, sf->regs.u_regs, sizeof(regs->u_regs));  in do_rt_sigreturn()
284 	err |= __get_user(fpu_save, &sf->fpu_save);  in do_rt_sigreturn()
285 	if (!err && fpu_save)  in do_rt_sigreturn()
286 		err |= restore_fpu_state(regs, fpu_save);  in do_rt_sigreturn()
288 	err |= __copy_from_user(&set, &sf->mask, sizeof(sigset_t));  in do_rt_sigreturn()
289 	err |= restore_altstack(&sf->stack);  in do_rt_sigreturn()
290 	if (err)  in do_rt_sigreturn()
293 	err |= __get_user(rwin_save, &sf->rwin_save);  in do_rt_sigreturn()
294 	if (!err && rwin_save) {  in do_rt_sigreturn()
348 	int wsaved, err, sf_size;  in setup_rt_frame()  local
373 	err = copy_to_user(&sf->regs, regs, sizeof (*regs));  in setup_rt_frame()
378 		err |= save_fpu_state(regs, fpu_save);  in setup_rt_frame()
379 		err |= __put_user((u64)fpu_save, &sf->fpu_save);  in setup_rt_frame()
381 		err |= __put_user(0, &sf->fpu_save);  in setup_rt_frame()
386 		err |= save_rwin_state(wsaved, rwin_save);  in setup_rt_frame()
387 		err |= __put_user((u64)rwin_save, &sf->rwin_save);  in setup_rt_frame()
390 		err |= __put_user(0, &sf->rwin_save);  in setup_rt_frame()
394 	err |= __save_altstack(&sf->stack, regs->u_regs[UREG_FP]);  in setup_rt_frame()
396 	err |= copy_to_user(&sf->mask, sigmask_to_save(), sizeof(sigset_t));  in setup_rt_frame()
399 		err |= copy_in_user((u64 __user *)sf,  in setup_rt_frame()
407 		err |= copy_to_user(sf, rp, sizeof(struct reg_window));  in setup_rt_frame()
410 		err |= copy_siginfo_to_user(&sf->info, &ksig->info);  in setup_rt_frame()
412 		err |= __put_user(ksig->sig, &sf->info.si_signo);  in setup_rt_frame()
413 		err |= __put_user(SI_NOINFO, &sf->info.si_code);  in setup_rt_frame()
415 	if (err)  in setup_rt_frame()
416 		return err;  in setup_rt_frame()