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| author | Clifford Wolf <clifford@clifford.at> | 2014-02-20 20:44:41 +0100 |
|---|---|---|
| committer | Clifford Wolf <clifford@clifford.at> | 2014-02-20 20:44:41 +0100 |
| commit | b0e84802ecf3e224387317245786cd1437773a42 (patch) | |
| tree | a8baa31ba434bd17f28fcd2ecb966491b0147874 /manual/PRESENTATION_ExAdv/macc_xilinx_swap_map.v | |
| parent | 0dadfed46d938282d7651c9a817f33b1d87397c7 (diff) | |
| download | yosys-b0e84802ecf3e224387317245786cd1437773a42.tar.gz yosys-b0e84802ecf3e224387317245786cd1437773a42.tar.bz2 yosys-b0e84802ecf3e224387317245786cd1437773a42.zip | |
Progress in presentation
Diffstat (limited to 'manual/PRESENTATION_ExAdv/macc_xilinx_swap_map.v')
| -rw-r--r-- | manual/PRESENTATION_ExAdv/macc_xilinx_swap_map.v | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/manual/PRESENTATION_ExAdv/macc_xilinx_swap_map.v b/manual/PRESENTATION_ExAdv/macc_xilinx_swap_map.v new file mode 100644 index 000000000..1f4867d11 --- /dev/null +++ b/manual/PRESENTATION_ExAdv/macc_xilinx_swap_map.v @@ -0,0 +1,30 @@ + +(* techmap_celltype = "$mul" *) +module mul_swap_ports (A, B, Y); + +parameter A_SIGNED = 0; +parameter B_SIGNED = 0; +parameter A_WIDTH = 1; +parameter B_WIDTH = 1; +parameter Y_WIDTH = 1; + +input [A_WIDTH-1:0] A; +input [B_WIDTH-1:0] B; +output [Y_WIDTH-1:0] Y; + +wire _TECHMAP_FAIL_ = A_WIDTH >= B_WIDTH; + +\$mul #( + .A_SIGNED(B_SIGNED), + .B_SIGNED(A_SIGNED), + .A_WIDTH(B_WIDTH), + .B_WIDTH(A_WIDTH), + .Y_WIDTH(Y_WIDTH) +) _TECHMAP_REPLACE_ ( + .A(B), + .B(A), + .Y(Y) +); + +endmodule + |