// Demux takes 2 inputs x, sel (in that order) and produces 2 outputs a, b. a
// is selected if sel=false. b is selected if sel=true
func Dmux() gate.Chip {
and1 := gate.And()
and2 := gate.And()
not := gate.Not()
not.Out(and1.In2)
return gate.NewChip(demuxMap, 2, 2, and1, and2, not)
}
// Mux takes 3 inputs a, b, and sel (in that order) and produces 1 output. a is
// selected when sel=false. b is selected when sel=true.
func Mux() gate.Chip {
and1 := gate.And()
and2 := gate.And()
or := gate.Or()
not := gate.Not()
not.Out(and1.In2)
and1.Out(or.In1)
and2.Out(or.In2)
return gate.NewChip(muxMap, 3, 1, or, and1, and2, not)
}
// Xor takes 2 inputs and produces 1 output.
func Xor() gate.Chip {
and1 := gate.And()
and2 := gate.And()
not := gate.Not()
or := gate.Or()
and1.Out(not.In1)
not.Out(and2.In1)
or.Out(and2.In2)
return gate.NewChip(xorMap, 2, 1, and2, and1, not, or)
}
// And16 takes 32 inputs (a, b; a, b; a, b...) and produces 16 outputs.
func And16() gate.Chip {
gates := make([]*gate.Gate, 16)
for i := range gates {
gates[i] = gate.And()
}
return gate.NewChip(arrayMap, 32, 16, gates...)
}