FS_OPT_MINUS_NOT, /**< -(~x) = x + 1 */
FS_OPT_NOT_MINUS_1, /**< ~(x - 1) = -x */
FS_OPT_NOT_PLUS_1, /**< ~x + 1 = -x */
+ FS_OPT_FP_INV_MUL, /**< x / y = x * (1.0/y) */
FS_OPT_CONST_PHI, /**< Constant evaluation on Phi */
FS_BE_IA32_LEA, /**< Lea was created */
FS_BE_IA32_LOAD_LEA, /**< Load merged with a Lea */