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opt_lut: new pass, to combine LUTs for tighter packing.

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whitequark 2018-12-05 00:23:22 +00:00
parent 1719aa88ac
commit 9e072ec21f
8 changed files with 320 additions and 1 deletions
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tests/opt/ice40_carry.v Normal file
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module SB_CARRY (output CO, input I0, I1, CI);
assign CO = (I0 && I1) || ((I0 || I1) && CI);
endmodule