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| author | Clifford Wolf <clifford@clifford.at> | 2017-07-10 12:09:05 +0200 |
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| committer | Clifford Wolf <clifford@clifford.at> | 2017-07-10 12:09:05 +0200 |
| commit | 8a69759306b7fa510a4834d7da96b7dd29a757d4 (patch) | |
| tree | bde8026ef4c3f1692cf87f5bbfedbb6b17f70fa7 /techlibs/xilinx/lut2lut.v | |
| parent | 4b2d1fe6881445b1c4654abfdc872c1f78420fbb (diff) | |
| download | yosys-8a69759306b7fa510a4834d7da96b7dd29a757d4.tar.gz yosys-8a69759306b7fa510a4834d7da96b7dd29a757d4.tar.bz2 yosys-8a69759306b7fa510a4834d7da96b7dd29a757d4.zip | |
Add techlibs/xilinx/lut2lut.v
Diffstat (limited to 'techlibs/xilinx/lut2lut.v')
| -rw-r--r-- | techlibs/xilinx/lut2lut.v | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/techlibs/xilinx/lut2lut.v b/techlibs/xilinx/lut2lut.v new file mode 100644 index 000000000..061ad2041 --- /dev/null +++ b/techlibs/xilinx/lut2lut.v @@ -0,0 +1,65 @@ +module LUT1(output O, input I0); + parameter [1:0] INIT = 0; + \$lut #( + .WIDTH(1), + .LUT(INIT) + ) _TECHMAP_REPLACE_ ( + .A(I0), + .Y(O) + ); +endmodule + +module LUT2(output O, input I0, I1); + parameter [3:0] INIT = 0; + \$lut #( + .WIDTH(2), + .LUT(INIT) + ) _TECHMAP_REPLACE_ ( + .A({I1, I0}), + .Y(O) + ); +endmodule + +module LUT3(output O, input I0, I1, I2); + parameter [7:0] INIT = 0; + \$lut #( + .WIDTH(3), + .LUT(INIT) + ) _TECHMAP_REPLACE_ ( + .A({I2, I1, I0}), + .Y(O) + ); +endmodule + +module LUT4(output O, input I0, I1, I2, I3); + parameter [15:0] INIT = 0; + \$lut #( + .WIDTH(4), + .LUT(INIT) + ) _TECHMAP_REPLACE_ ( + .A({I3, I2, I1, I0}), + .Y(O) + ); +endmodule + +module LUT5(output O, input I0, I1, I2, I3, I4); + parameter [31:0] INIT = 0; + \$lut #( + .WIDTH(5), + .LUT(INIT) + ) _TECHMAP_REPLACE_ ( + .A({I4, I3, I2, I1, I0}), + .Y(O) + ); +endmodule + +module LUT6(output O, input I0, I1, I2, I3, I4, I5); + parameter [63:0] INIT = 0; + \$lut #( + .WIDTH(6), + .LUT(INIT) + ) _TECHMAP_REPLACE_ ( + .A({I5, I4, I3, I2, I1, I0}), + .Y(O) + ); +endmodule |