1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
module \$__MUL25X18 (input [24:0] A, input [17:0] B, output [42:0] Y);
parameter A_SIGNED = 0;
parameter B_SIGNED = 0;
parameter A_WIDTH = 0;
parameter B_WIDTH = 0;
parameter Y_WIDTH = 0;
wire [47:0] P_48;
DSP48E #(
// Disable all registers
.ACASCREG(0),
.A_INPUT("DIRECT"),
.ALUMODEREG(0),
.AREG(0),
.BCASCREG(0),
.B_INPUT("DIRECT"),
.BREG(0),
.MULTCARRYINREG(0),
.CARRYINREG(0),
.CARRYINSELREG(0),
.CREG(0),
.MREG(0),
.OPMODEREG(0),
.PREG(0),
.USE_MULT("MULT"),
.USE_SIMD("ONE48")
) _TECHMAP_REPLACE_ (
//Data path
.A({{5{A[24]}}, A}),
.B(B),
.C(48'b0),
.P(P_48),
.ALUMODE(4'b0000),
.OPMODE(7'b000101),
.CARRYINSEL(3'b000),
.ACIN(30'b0),
.BCIN(18'b0),
.PCIN(48'b0),
.CARRYIN(1'b0)
);
assign Y = P_48;
endmodule
|