715 	static long gpr2;  variable
1439 	if (upeek(tcp, PT_GPR2, &gpr2) < 0)  in syscall_fixup()
1443 	if (gpr2 != syscall_mode && !(tcp->flags & TCB_INSYSCALL)) {  in syscall_fixup()
1445 			fprintf(stderr, "stray syscall exit: gpr2 = %ld\n", gpr2);  in syscall_fixup()
1450 		 && (gpr2 == -ENOSYS || gpr2 == tcp->scno)) {  in syscall_fixup()
1455 		gpr2 = 0;  in syscall_fixup()
1542 	if (check_errno && is_negated_errno(gpr2)) {  in get_error()
1544 		u_error = -gpr2;  in get_error()
1547 		tcp->u_rval = gpr2;  in get_error()
1815 	gpr2 = error ? -error : rval;
1816 	if (ptrace(PTRACE_POKEUSER, tcp->pid, (char*)PT_GPR2, gpr2) < 0)