65 	err |= __copy_from_user(regs->gr, sc->sc_gr, sizeof(regs->gr));  in restore_sigcontext()
72 	DBG(2, "%s: r28 is %ld\n", __func__, regs->gr[28]);  in restore_sigcontext()
81 	unsigned long usp = (regs->gr[30] & ~(0x01UL));  in sys_rt_sigreturn()
146 		regs->gr[31] = regs->iaoq[0];  in sys_rt_sigreturn()
190 		err |= __put_user(regs->gr[31], &sc->sc_iaoq[0]);  in setup_sigcontext()
191 		err |= __put_user(regs->gr[31]+4, &sc->sc_iaoq[1]);  in setup_sigcontext()
195 			__func__, regs->gr[31], regs->gr[31]+4);  in setup_sigcontext()
204 	err |= __copy_to_user(sc->sc_gr, regs->gr, sizeof(regs->gr));  in setup_sigcontext()
207 	DBG(1, "%s: r28 is %ld\n", __func__, regs->gr[28]);  in setup_sigcontext()
225 	usp = (regs->gr[30] & ~(0x01UL));  in setup_rt_frame()
249 		err |= __compat_save_altstack( &compat_frame->uc.uc_stack, regs->gr[30]);  in setup_rt_frame()
262 		err |= __save_altstack(&frame->uc.uc_stack, regs->gr[30]);  in setup_rt_frame()
299 			regs->gr[19] = fdesc.gp;  in setup_rt_frame()
312 		regs->gr[19] = fdesc.gp;  in setup_rt_frame()
314 		     __func__, haddr, regs->gr[19], in_syscall);  in setup_rt_frame()
321 		regs->gr[31] = haddr;  in setup_rt_frame()
345 		regs->gr[0] = psw;  in setup_rt_frame()
350 	regs->gr[2]  = rp;			/* userland return pointer */  in setup_rt_frame()
351 	regs->gr[26] = ksig->sig;               /* signal number */  in setup_rt_frame()
355 		regs->gr[25] = A(&compat_frame->info); /* siginfo pointer */  in setup_rt_frame()
356 		regs->gr[24] = A(&compat_frame->uc);   /* ucontext pointer */  in setup_rt_frame()
360 		regs->gr[25] = A(&frame->info); /* siginfo pointer */  in setup_rt_frame()
361 		regs->gr[24] = A(&frame->uc);   /* ucontext pointer */  in setup_rt_frame()
365 	       regs->gr[30], sigframe_size,  in setup_rt_frame()
366 	       regs->gr[30] + sigframe_size);  in setup_rt_frame()
368 	regs->gr[30] = (A(frame) + sigframe_size);  in setup_rt_frame()
372 	       __func__, current->comm, current->pid, frame, regs->gr[30],  in setup_rt_frame()
398 		__func__, regs->gr[28]);  in handle_signal()
423 	regs->gr[31] -= 8; /* delayed branching */  in check_syscallno_in_delay_branch()
426 	uaddr = (unsigned int *) ((regs->gr[31] & ~3) + 4);  in check_syscallno_in_delay_branch()
442 		regs->gr[source_reg] = regs->gr[20];  in check_syscallno_in_delay_branch()
458 		__func__, regs->orig_r28, task_pid_nr(current), regs->gr[20]);  in syscall_restart()
461 	switch (regs->gr[28]) {  in syscall_restart()
465 		regs->gr[28] = -EINTR;  in syscall_restart()
471 			regs->gr[28] = -EINTR;  in syscall_restart()
476 		DBG(1, "%s: %ld\n", __func__, regs->gr[28]);  in syscall_restart()
490 		__func__, regs->gr[28], task_pid_nr(current));  in insert_restart_trampoline()
492 	switch (regs->gr[28]) {  in insert_restart_trampoline()
495 		unsigned int *usp = (unsigned int *)regs->gr[30];  in insert_restart_trampoline()
512 			err |= put_user(regs->gr[31] >> 32, &usp[0]);  in insert_restart_trampoline()
513 			err |= put_user(regs->gr[31] & 0xffffffff, &usp[1]);  in insert_restart_trampoline()
518 			err |= put_user(regs->gr[31], &usp[0]);  in insert_restart_trampoline()
523 		regs->gr[31] = rp;  in insert_restart_trampoline()
533 		DBG(1, "%s: Type %ld\n", __func__, regs->gr[28]);  in insert_restart_trampoline()
576 		__func__, regs->gr[28], regs->orig_r28, task_pid_nr(current));  in do_signal()