目录
lshc R
C Z
C
Z
{C, R} = {R, C} Z = R ? 0 : 1
带状态C对寄存器R左移1位,结果存储到寄存器R;
lshc A, R
{C, A} = {R, C} Z = A ? 0 : 1
带状态C对寄存器R左移1位,结果存储到累加器A;