题解 | #流水线乘法器#
流水线乘法器
https://www.nowcoder.com/practice/be97f63817c543fe9260d46d971a7283
reg[3:0] temp0,temp1,temp2,temp3; always@(posedge clk, negedge rst_n)begin if(!rst_n)begin mul_out <='d0; temp0<='d0; temp1<='d0; temp2<='d0; temp3<='d0; end else begin temp0<=mul_b[0]?mul_a:'d0; temp1<=mul_b[1]?mul_a:'d0; temp2<=mul_b[2]?mul_a:'d0; temp3<=mul_b[3]?mul_a:'d0; mul_out <=temp0+(temp1<<1)+(temp2<<2)+(temp3<<3); end end
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