61 	struct pt_regs32	regs;  member
153 void do_sigreturn32(struct pt_regs *regs)  in do_sigreturn32()  argument
169 	regs->u_regs[UREG_FP] &= 0x00000000ffffffffUL;  in do_sigreturn32()
170 	sf = (struct signal_frame32 __user *) regs->u_regs[UREG_FP];  in do_sigreturn32()
193 	regs->tpc = pc;  in do_sigreturn32()
194 	regs->tnpc = npc;  in do_sigreturn32()
197 	err = __get_user(regs->y, &sf->info.si_regs.y);  in do_sigreturn32()
201 		err |= __get_user(regs->u_regs[i], &sf->info.si_regs.u_regs[i]);  in do_sigreturn32()
208 				err |= __get_user(((u32 *)regs->u_regs)[2*i], &sf->v8plus.g_upper[i]);  in do_sigreturn32()
210 			regs->tstate &= ~TSTATE_ASI;  in do_sigreturn32()
211 			regs->tstate |= ((asi & 0xffUL) << 24UL);  in do_sigreturn32()
216 	regs->tstate &= ~(TSTATE_ICC|TSTATE_XCC);  in do_sigreturn32()
217 	regs->tstate |= psr_to_tstate_icc(psr);  in do_sigreturn32()
220 	pt_regs_clear_syscall(regs);  in do_sigreturn32()
224 		err |= restore_fpu_state(regs, compat_ptr(fpu_save));  in do_sigreturn32()
244 asmlinkage void do_rt_sigreturn32(struct pt_regs *regs)  in do_rt_sigreturn32()  argument
258 	regs->u_regs[UREG_FP] &= 0x00000000ffffffffUL;  in do_rt_sigreturn32()
259 	sf = (struct rt_signal_frame32 __user *) regs->u_regs[UREG_FP];  in do_rt_sigreturn32()
265 	if (get_user(ufp, &sf->regs.u_regs[UREG_FP]))  in do_rt_sigreturn32()
271 	if (__get_user(pc, &sf->regs.pc) ||  in do_rt_sigreturn32()
272 	    __get_user(npc, &sf->regs.npc))  in do_rt_sigreturn32()
282 	regs->tpc = pc;  in do_rt_sigreturn32()
283 	regs->tnpc = npc;  in do_rt_sigreturn32()
286 	err = __get_user(regs->y, &sf->regs.y);  in do_rt_sigreturn32()
287 	err |= __get_user(psr, &sf->regs.psr);  in do_rt_sigreturn32()
290 		err |= __get_user(regs->u_regs[i], &sf->regs.u_regs[i]);  in do_rt_sigreturn32()
297 				err |= __get_user(((u32 *)regs->u_regs)[2*i], &sf->v8plus.g_upper[i]);  in do_rt_sigreturn32()
299 			regs->tstate &= ~TSTATE_ASI;  in do_rt_sigreturn32()
300 			regs->tstate |= ((asi & 0xffUL) << 24UL);  in do_rt_sigreturn32()
305 	regs->tstate &= ~(TSTATE_ICC|TSTATE_XCC);  in do_rt_sigreturn32()
306 	regs->tstate |= psr_to_tstate_icc(psr);  in do_rt_sigreturn32()
309 	pt_regs_clear_syscall(regs);  in do_rt_sigreturn32()
313 		err |= restore_fpu_state(regs, compat_ptr(fpu_save));  in do_rt_sigreturn32()
332 static void __user *get_sigframe(struct ksignal *ksig, struct pt_regs *regs, unsigned long framesiz…  in get_sigframe()  argument
336 	regs->u_regs[UREG_FP] &= 0x00000000ffffffffUL;  in get_sigframe()
337 	sp = regs->u_regs[UREG_FP];  in get_sigframe()
418 static int setup_frame32(struct ksignal *ksig, struct pt_regs *regs,  in setup_frame32()  argument
441 		get_sigframe(ksig, regs, sigframe_size);  in setup_frame32()
452 		regs->tpc &= 0xffffffff;  in setup_frame32()
453 		regs->tnpc &= 0xffffffff;  in setup_frame32()
455 	err  = put_user(regs->tpc, &sf->info.si_regs.pc);  in setup_frame32()
456 	err |= __put_user(regs->tnpc, &sf->info.si_regs.npc);  in setup_frame32()
457 	err |= __put_user(regs->y, &sf->info.si_regs.y);  in setup_frame32()
458 	psr = tstate_to_psr(regs->tstate);  in setup_frame32()
463 		err |= __put_user(regs->u_regs[i], &sf->info.si_regs.u_regs[i]);  in setup_frame32()
467 		err |= __put_user(((u32 *)regs->u_regs)[2*i],  in setup_frame32()
469 	err |= __put_user((regs->tstate & TSTATE_ASI) >> 24UL,  in setup_frame32()
475 		err |= save_fpu_state(regs, fp);  in setup_frame32()
502 				    (u32 __user *)(regs->u_regs[UREG_FP]),  in setup_frame32()
519 	regs->u_regs[UREG_FP] = (unsigned long) sf;  in setup_frame32()
520 	regs->u_regs[UREG_I0] = ksig->sig;  in setup_frame32()
521 	regs->u_regs[UREG_I1] = (unsigned long) &sf->info;  in setup_frame32()
522 	regs->u_regs[UREG_I2] = (unsigned long) &sf->info;  in setup_frame32()
525 	regs->tpc = (unsigned long) ksig->ka.sa.sa_handler;  in setup_frame32()
526 	regs->tnpc = (regs->tpc + 4);  in setup_frame32()
528 		regs->tpc &= 0xffffffff;  in setup_frame32()
529 		regs->tnpc &= 0xffffffff;  in setup_frame32()
534 		regs->u_regs[UREG_I7] = (unsigned long)ksig->ka.ka_restorer;  in setup_frame32()
538 		regs->u_regs[UREG_I7] = (unsigned long) (&(sf->insns[0]) - 2);  in setup_frame32()
549 static int setup_rt_frame32(struct ksignal *ksig, struct pt_regs *regs,  in setup_rt_frame32()  argument
572 		get_sigframe(ksig, regs, sigframe_size);  in setup_rt_frame32()
583 		regs->tpc &= 0xffffffff;  in setup_rt_frame32()
584 		regs->tnpc &= 0xffffffff;  in setup_rt_frame32()
586 	err  = put_user(regs->tpc, &sf->regs.pc);  in setup_rt_frame32()
587 	err |= __put_user(regs->tnpc, &sf->regs.npc);  in setup_rt_frame32()
588 	err |= __put_user(regs->y, &sf->regs.y);  in setup_rt_frame32()
589 	psr = tstate_to_psr(regs->tstate);  in setup_rt_frame32()
592 	err |= __put_user(psr, &sf->regs.psr);  in setup_rt_frame32()
594 		err |= __put_user(regs->u_regs[i], &sf->regs.u_regs[i]);  in setup_rt_frame32()
598 		err |= __put_user(((u32 *)regs->u_regs)[2*i],  in setup_rt_frame32()
600 	err |= __put_user((regs->tstate & TSTATE_ASI) >> 24UL,  in setup_rt_frame32()
606 		err |= save_fpu_state(regs, fp);  in setup_rt_frame32()
625 	err |= __compat_save_altstack(&sf->stack, regs->u_regs[UREG_FP]);  in setup_rt_frame32()
633 				    (u32 __user *)(regs->u_regs[UREG_FP]),  in setup_rt_frame32()
650 	regs->u_regs[UREG_FP] = (unsigned long) sf;  in setup_rt_frame32()
651 	regs->u_regs[UREG_I0] = ksig->sig;  in setup_rt_frame32()
652 	regs->u_regs[UREG_I1] = (unsigned long) &sf->info;  in setup_rt_frame32()
653 	regs->u_regs[UREG_I2] = (unsigned long) &sf->regs;  in setup_rt_frame32()
656 	regs->tpc = (unsigned long) ksig->ka.sa.sa_handler;  in setup_rt_frame32()
657 	regs->tnpc = (regs->tpc + 4);  in setup_rt_frame32()
659 		regs->tpc &= 0xffffffff;  in setup_rt_frame32()
660 		regs->tnpc &= 0xffffffff;  in setup_rt_frame32()
665 		regs->u_regs[UREG_I7] = (unsigned long)ksig->ka.ka_restorer;  in setup_rt_frame32()
669 		regs->u_regs[UREG_I7] = (unsigned long) (&(sf->insns[0]) - 2);  in setup_rt_frame32()
685 				  struct pt_regs *regs)  in handle_signal32()  argument
691 		err = setup_rt_frame32(ksig, regs, oldset);  in handle_signal32()
693 		err = setup_frame32(ksig, regs, oldset);  in handle_signal32()
698 static inline void syscall_restart32(unsigned long orig_i0, struct pt_regs *regs,  in syscall_restart32()  argument
701 	switch (regs->u_regs[UREG_I0]) {  in syscall_restart32()
705 		regs->u_regs[UREG_I0] = EINTR;  in syscall_restart32()
706 		regs->tstate |= TSTATE_ICARRY;  in syscall_restart32()
713 		regs->u_regs[UREG_I0] = orig_i0;  in syscall_restart32()
714 		regs->tpc -= 4;  in syscall_restart32()
715 		regs->tnpc -= 4;  in syscall_restart32()
723 void do_signal32(struct pt_regs * regs)  in do_signal32()  argument
730 	if (pt_regs_is_syscall(regs) &&  in do_signal32()
731 	    (regs->tstate & (TSTATE_XCARRY | TSTATE_ICARRY))) {  in do_signal32()
733 		orig_i0 = regs->u_regs[UREG_G6];  in do_signal32()
738 			syscall_restart32(orig_i0, regs, &ksig.ka.sa);  in do_signal32()
739 		handle_signal32(&ksig, regs);  in do_signal32()
742 			switch (regs->u_regs[UREG_I0]) {  in do_signal32()
747 				regs->u_regs[UREG_I0] = orig_i0;  in do_signal32()
748 				regs->tpc -= 4;  in do_signal32()
749 				regs->tnpc -= 4;  in do_signal32()
750 				pt_regs_clear_syscall(regs);  in do_signal32()
752 				regs->u_regs[UREG_G1] = __NR_restart_syscall;  in do_signal32()
753 				regs->tpc -= 4;  in do_signal32()
754 				regs->tnpc -= 4;  in do_signal32()
755 				pt_regs_clear_syscall(regs);  in do_signal32()