Something

int main() {
	int reg1length=128;
	int reg1;
	int i;
	for(reg1=1;reg1<5;reg1++) {
		printf("Reg1: %d\n",reg1);
		for(i=0;i<10;i++) {
			printf("Shifted: %d\n",shift(reg1));
		}
	printf("-----------------------\n");
	}	
}