bitmap combined_args_to_skip;
};
+enum node_frequency {
+ /* This function most likely won't be executed at all.
+ (set only when profile feedback is available or via function attribute). */
+ NODE_FREQUENCY_UNLIKELY_EXECUTED,
+ /* For functions that are known to be executed once (i.e. constructors, destructors
+ and main function. */
+ NODE_FREQUENCY_EXECUTED_ONCE,
+ /* The default value. */
+ NODE_FREQUENCY_NORMAL,
+ /* Optimize this function hard
+ (set only when profile feedback is available or via function attribute). */
+ NODE_FREQUENCY_HOT
+};
+
+
/* The cgraph data structure.
Each function decl has assigned cgraph_node listing callees and callers. */
/* Set for alias and thunk nodes, same_body points to the node they are alias
of and they are linked through the next/previous pointers. */
unsigned same_body_alias : 1;
+ /* How commonly executed the node is. Initialized during branch
+ probabilities pass. */
+ ENUM_BITFIELD (node_frequency) frequency : 2;
};
typedef struct cgraph_node *cgraph_node_ptr;
void cgraph_remove_node_duplication_hook (struct cgraph_2node_hook_list *);
void cgraph_materialize_all_clones (void);
gimple cgraph_redirect_edge_call_stmt_to_callee (struct cgraph_edge *);
+bool cgraph_propagate_frequency (struct cgraph_node *node);
/* In cgraphbuild.c */
unsigned int rebuild_cgraph_edges (void);
void reset_inline_failed (struct cgraph_node *);