{ FS_OPT_MUX_TO_SHR, "algebraic simplification: Mux(a > b, a, b) = a >> b" },
{ FS_OPT_IDEM_UNARY, "algebraic simplification: Idempotent unary operation" },
{ FS_OPT_MINUS_NOT, "algebraic simplification: -(~x) = x + 1" },
{ FS_OPT_MUX_TO_SHR, "algebraic simplification: Mux(a > b, a, b) = a >> b" },
{ FS_OPT_IDEM_UNARY, "algebraic simplification: Idempotent unary operation" },
{ FS_OPT_MINUS_NOT, "algebraic simplification: -(~x) = x + 1" },