198 static int save_sigregs32(struct pt_regs *regs, _sigregs32 __user *sregs)  in save_sigregs32()  argument
203 	user_sregs.regs.psw.mask = (__u32)(regs->psw.mask >> 32);  in save_sigregs32()
204 	user_sregs.regs.psw.mask &= PSW32_MASK_USER | PSW32_MASK_RI;  in save_sigregs32()
205 	user_sregs.regs.psw.mask |= PSW32_USER_BITS;  in save_sigregs32()
206 	user_sregs.regs.psw.addr = (__u32) regs->psw.addr |  in save_sigregs32()
207 		(__u32)(regs->psw.mask & PSW_MASK_BA);  in save_sigregs32()
209 		user_sregs.regs.gprs[i] = (__u32) regs->gprs[i];  in save_sigregs32()
210 	memcpy(&user_sregs.regs.acrs, current->thread.acrs,  in save_sigregs32()
211 	       sizeof(user_sregs.regs.acrs));  in save_sigregs32()
219 static int restore_sigregs32(struct pt_regs *regs,_sigregs32 __user *sregs)  in restore_sigregs32()  argument
227 	if (__copy_from_user(&user_sregs, &sregs->regs, sizeof(user_sregs)))  in restore_sigregs32()
230 	if (!is_ri_task(current) && (user_sregs.regs.psw.mask & PSW32_MASK_RI))  in restore_sigregs32()
238 	regs->psw.mask = (regs->psw.mask & ~(PSW_MASK_USER | PSW_MASK_RI)) |  in restore_sigregs32()
239 		(__u64)(user_sregs.regs.psw.mask & PSW32_MASK_USER) << 32 |  in restore_sigregs32()
240 		(__u64)(user_sregs.regs.psw.mask & PSW32_MASK_RI) << 32 |  in restore_sigregs32()
241 		(__u64)(user_sregs.regs.psw.addr & PSW32_ADDR_AMODE);  in restore_sigregs32()
243 	if ((regs->psw.mask & PSW_MASK_ASC) == PSW_ASC_HOME)  in restore_sigregs32()
244 		regs->psw.mask = PSW_ASC_PRIMARY |  in restore_sigregs32()
245 			(regs->psw.mask & ~PSW_MASK_ASC);  in restore_sigregs32()
246 	regs->psw.addr = (__u64)(user_sregs.regs.psw.addr & PSW32_ADDR_INSN);  in restore_sigregs32()
248 		regs->gprs[i] = (__u64) user_sregs.regs.gprs[i];  in restore_sigregs32()
249 	memcpy(&current->thread.acrs, &user_sregs.regs.acrs,  in restore_sigregs32()
255 	clear_pt_regs_flag(regs, PIF_SYSCALL); /* No longer in a system call */  in restore_sigregs32()
259 static int save_sigregs_ext32(struct pt_regs *regs,  in save_sigregs_ext32()  argument
268 		gprs_high[i] = regs->gprs[i] >> 32;  in save_sigregs_ext32()
287 static int restore_sigregs_ext32(struct pt_regs *regs,  in restore_sigregs_ext32()  argument
299 		*(__u32 *)&regs->gprs[i] = gprs_high[i];  in restore_sigregs_ext32()
317 	struct pt_regs *regs = task_pt_regs(current);  in COMPAT_SYSCALL_DEFINE0()  local
318 	sigframe32 __user *frame = (sigframe32 __user *)regs->gprs[15];  in COMPAT_SYSCALL_DEFINE0()
326 	if (restore_sigregs32(regs, &frame->sregs))  in COMPAT_SYSCALL_DEFINE0()
328 	if (restore_sigregs_ext32(regs, &frame->sregs_ext))  in COMPAT_SYSCALL_DEFINE0()
331 	return regs->gprs[2];  in COMPAT_SYSCALL_DEFINE0()
339 	struct pt_regs *regs = task_pt_regs(current);  in COMPAT_SYSCALL_DEFINE0()  local
340 	rt_sigframe32 __user *frame = (rt_sigframe32 __user *)regs->gprs[15];  in COMPAT_SYSCALL_DEFINE0()
350 	if (restore_sigregs32(regs, &frame->uc.uc_mcontext))  in COMPAT_SYSCALL_DEFINE0()
352 	if (restore_sigregs_ext32(regs, &frame->uc.uc_mcontext_ext))  in COMPAT_SYSCALL_DEFINE0()
355 	return regs->gprs[2];  in COMPAT_SYSCALL_DEFINE0()
370 get_sigframe(struct k_sigaction *ka, struct pt_regs * regs, size_t frame_size)  in get_sigframe()  argument
375 	sp = (unsigned long) A(regs->gprs[15]);  in get_sigframe()
391 			 struct pt_regs *regs)  in setup_frame32()  argument
408 	frame = get_sigframe(&ksig->ka, regs, frame_size);  in setup_frame32()
413 	if (__put_user(regs->gprs[15], (unsigned int __user *) frame))  in setup_frame32()
426 	if (save_sigregs32(regs, &frame->sregs))  in setup_frame32()
430 	if (__put_user(regs->gprs[2], (int __force __user *) &frame->signo))  in setup_frame32()
434 	if (save_sigregs_ext32(regs, &frame->sregs_ext))  in setup_frame32()
451 	regs->gprs[14] = restorer;  in setup_frame32()
452 	regs->gprs[15] = (__force __u64) frame;  in setup_frame32()
454 	regs->psw.mask = PSW_MASK_BA |  in setup_frame32()
456 		(regs->psw.mask & ~PSW_MASK_ASC);  in setup_frame32()
457 	regs->psw.addr = (__force __u64) ksig->ka.sa.sa_handler;  in setup_frame32()
459 	regs->gprs[2] = sig;  in setup_frame32()
460 	regs->gprs[3] = (__force __u64) &frame->sc;  in setup_frame32()
467 		regs->gprs[4] = regs->int_code & 127;  in setup_frame32()
468 		regs->gprs[5] = regs->int_parm_long;  in setup_frame32()
469 		regs->gprs[6] = task_thread_info(current)->last_break;  in setup_frame32()
476 			    struct pt_regs *regs)  in setup_rt_frame32()  argument
498 	frame = get_sigframe(&ksig->ka, regs, frame_size);  in setup_rt_frame32()
503 	if (__put_user(regs->gprs[15], (unsigned int __force __user *) frame))  in setup_rt_frame32()
529 	    __compat_save_altstack(&frame->uc.uc_stack, regs->gprs[15]) ||  in setup_rt_frame32()
530 	    save_sigregs32(regs, &frame->uc.uc_mcontext) ||  in setup_rt_frame32()
532 	    save_sigregs_ext32(regs, &frame->uc.uc_mcontext_ext))  in setup_rt_frame32()
536 	regs->gprs[14] = restorer;  in setup_rt_frame32()
537 	regs->gprs[15] = (__force __u64) frame;  in setup_rt_frame32()
539 	regs->psw.mask = PSW_MASK_BA |  in setup_rt_frame32()
541 		(regs->psw.mask & ~PSW_MASK_ASC);  in setup_rt_frame32()
542 	regs->psw.addr = (__u64 __force) ksig->ka.sa.sa_handler;  in setup_rt_frame32()
544 	regs->gprs[2] = ksig->sig;  in setup_rt_frame32()
545 	regs->gprs[3] = (__force __u64) &frame->info;  in setup_rt_frame32()
546 	regs->gprs[4] = (__force __u64) &frame->uc;  in setup_rt_frame32()
547 	regs->gprs[5] = task_thread_info(current)->last_break;  in setup_rt_frame32()
556 		     struct pt_regs *regs)  in handle_signal32()  argument
562 		ret = setup_rt_frame32(ksig, oldset, regs);  in handle_signal32()
564 		ret = setup_frame32(ksig, oldset, regs);  in handle_signal32()