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flowmap: cleanup for clarity. NFCI.

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This commit is contained in:
whitequark 2019-01-04 04:54:20 +00:00
parent fd21564deb
commit 9bc5cf0844
3 changed files with 185 additions and 113 deletions
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22
passes/tests/flowmap/flow.v Normal file
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// Exact reproduction of Figure 2(a) from 10.1109/43.273754.
module top(...);
input a,b,c,d,e,f;
wire nA = b&c;
wire A = !nA;
wire nB = c|d;
wire B = !nB;
wire nC = e&f;
wire C = !nC;
wire D = A|B;
wire E = a&D;
wire nF = D&C;
wire F = !nF;
wire nG = F|B;
wire G = !nG;
wire H = a&F;
wire I = E|G;
wire J = G&C;
wire np = H&I;
output p = !np;
output q = A|J;
endmodule

16
passes/tests/flowmap/flowp.v Normal file
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// Like flow.v, but results in a network identical to Figure 2(b).
module top(...);
input a,b,c,d,e,f;
wire A = b&c;
wire B = c|d;
wire C = e&f;
wire D = A|B;
wire E = a&D;
wire F = D&C;
wire G = F|B;
wire H = a&F;
wire I = E|G;
wire J = G&C;
output p = H&I;
output q = A|J;
endmodule