yosys/tests/opt/bug3848.ys

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read_verilog -icells <<EOF
module test(a, b, s, y);
input a, b, s;
output y;
wire f, g;
$_ANDNOT_ g1(.A(a), .B(b), .Y(f));
$_ANDNOT_ g2(.A(b), .B(a), .Y(g));
$_MUX_ m(.A(f), .B(g), .S(s), .Y(y));
endmodule
EOF
equiv_opt -assert opt_share
design -reset
read_verilog -icells <<EOF
module test(a, b, s, y);
input a, b, s;
output y;
wire f, g;
$_ORNOT_ g1(.A(a), .B(b), .Y(f));
$_ORNOT_ g2(.A(b), .B(a), .Y(g));
$_MUX_ m(.A(f), .B(g), .S(s), .Y(y));
endmodule
EOF
equiv_opt -assert opt_share