/** The irop flags */
typedef enum {
irop_flag_none = 0, /**< Nothing. */
- irop_flag_labeled = 1U << 0, /**< If set, output edge labels on in-edges in vcg graph. */
- irop_flag_commutative = 1U << 1, /**< This operation is commutative. */
- irop_flag_cfopcode = 1U << 2, /**< This operation is a control flow operation. */
- irop_flag_fragile = 1U << 3, /**< Set if the operation can change the
+ irop_flag_commutative = 1U << 0, /**< This operation is commutative. */
+ irop_flag_cfopcode = 1U << 1, /**< This operation is a control flow operation. */
+ irop_flag_fragile = 1U << 2, /**< Set if the operation can change the
control flow because of an exception.
*/
- irop_flag_forking = 1U << 4, /**< Forking control flow at this operation. */
- irop_flag_highlevel = 1U << 5, /**< This operation is a pure high-level one and can be
+ irop_flag_forking = 1U << 3, /**< Forking control flow at this operation. */
+ irop_flag_highlevel = 1U << 4, /**< This operation is a pure high-level one and can be
skipped in low-level optimizations. */
- irop_flag_constlike = 1U << 6, /**< This operation has no arguments and is some
+ irop_flag_constlike = 1U << 5, /**< This operation has no arguments and is some
kind of a constant. */
- irop_flag_always_opt = 1U << 7, /**< This operation must always be optimized .*/
- irop_flag_keep = 1U << 8, /**< This operation can be kept in End's keep-alive list. */
- irop_flag_start_block = 1U << 9, /**< This operation is always placed in the Start block. */
- irop_flag_uses_memory = 1U << 10, /**< This operation has a memory input and may change the memory state. */
- irop_flag_dump_noblock = 1U << 11, /**< node should be dumped outside any blocks */
- irop_flag_dump_noinput = 1U << 12, /**< node is a placeholder for "no input" */
- irop_flag_cse_neutral = 1U << 13, /**< This operation is CSE neutral to its users. */
+ irop_flag_always_opt = 1U << 6, /**< This operation must always be optimized .*/
+ irop_flag_keep = 1U << 7, /**< This operation can be kept in End's keep-alive list. */
+ irop_flag_start_block = 1U << 8, /**< This operation is always placed in the Start block. */
+ irop_flag_uses_memory = 1U << 9, /**< This operation has a memory input and may change the memory state. */
+ irop_flag_dump_noblock = 1U << 10, /**< node should be dumped outside any blocks */
+ irop_flag_dump_noinput = 1U << 11, /**< node is a placeholder for "no input" */
+ irop_flag_cse_neutral = 1U << 12, /**< This operation is CSE neutral to its users. */
/** This operation jumps to an unknown destination. The CFG is a
* conservative aproximation in this case. You cannot change the destination
* of an unknown_jump */
- irop_flag_unknown_jump = 1U << 14,
+ irop_flag_unknown_jump = 1U << 13,
} irop_flags;
/** Returns the ident for the opcode name */