AVAIL_LOCAL
};
+/* This is the information that is put into the cgraph local structure
+ to recover a function. */
+struct lto_file_decl_data;
+
extern const char * const cgraph_availability_names[];
/* Function inlining information. */
/* Estimated stack frame consumption by the function. */
HOST_WIDE_INT estimated_self_stack_size;
- /* Size of the function before inlining. */
- int self_insns;
+ /* Size of the function body. */
+ int self_size;
+ /* How many instructions are likely going to disappear after inlining. */
+ int size_inlining_benefit;
+ /* Estimated time spent executing the function body. */
+ int self_time;
+ /* How much time is going to be saved by inlining. */
+ int time_inlining_benefit;
};
/* Information about the function collected locally.
Available after function is analyzed. */
struct GTY(()) cgraph_local_info {
+ /* File stream where this node is being written to. */
+ struct lto_file_decl_data * GTY ((skip)) lto_file_data;
+
struct inline_summary inline_summary;
/* Set when function function is visible in current compilation unit only
struct cgraph_node *inlined_to;
/* Estimated size of the function after inlining. */
- int insns;
+ int time;
+ int size;
/* Estimated growth after inlining. INT_MIN if not computed. */
int estimated_growth;
{
VEC(ipa_replace_map_p,gc)* tree_map;
bitmap args_to_skip;
+ bitmap combined_args_to_skip;
};
/* The cgraph data structure.
unsigned process : 1;
/* Set for aliases once they got through assemble_alias. */
unsigned alias : 1;
-
- /* In non-unit-at-a-time mode the function body of inline candidates is saved
- into clone before compiling so the function in original form can be
- inlined later. This pointer points to the clone. */
- tree inline_decl;
+ /* Set for nodes that was constructed and finalized by frontend. */
+ unsigned finalized_by_frontend : 1;
};
typedef struct cgraph_node *cgraph_node_ptr;
struct cgraph_edge *prev_callee;
struct cgraph_edge *next_callee;
gimple call_stmt;
+ /* The stmt_uid of this call stmt. This is used by LTO to recover
+ the call_stmt when the function is serialized in. */
+ unsigned int lto_stmt_uid;
PTR GTY ((skip (""))) aux;
/* When equal to CIF_OK, inline this call. Otherwise, points to the
explanation why function was not inlined. */
unsigned int loop_nest : 30;
/* Whether this edge describes a call that was originally indirect. */
unsigned int indirect_call : 1;
+ /* True if the corresponding CALL stmt cannot be inlined. */
+ unsigned int call_stmt_cannot_inline_p : 1;
/* Can this call throw externally? */
unsigned int can_throw_external : 1;
/* Unique id of the edge. */
struct cgraph_edge *cgraph_create_edge (struct cgraph_node *,
struct cgraph_node *,
gimple, gcov_type, int, int);
+
+struct cgraph_node * cgraph_get_node (tree);
struct cgraph_node *cgraph_node (tree);
-struct cgraph_node *cgraph_node_for_asm (tree asmname);
+struct cgraph_node *cgraph_node_for_asm (tree);
+struct cgraph_node *cgraph_node_for_decl (tree);
struct cgraph_edge *cgraph_edge (struct cgraph_node *, gimple);
void cgraph_set_call_stmt (struct cgraph_edge *, gimple);
void cgraph_set_call_stmt_including_clones (struct cgraph_node *, gimple, gimple);
struct cgraph_rtl_info *cgraph_rtl_info (tree);
const char * cgraph_node_name (struct cgraph_node *);
struct cgraph_edge * cgraph_clone_edge (struct cgraph_edge *,
- struct cgraph_node *,
- gimple, gcov_type, int, int, bool);
+ struct cgraph_node *, gimple,
+ unsigned, gcov_type, int, int, bool);
struct cgraph_node * cgraph_clone_node (struct cgraph_node *, gcov_type, int,
- int, bool);
+ int, bool, VEC(cgraph_edge_p,heap) *);
void cgraph_redirect_edge_callee (struct cgraph_edge *, struct cgraph_node *);
VEC(ipa_replace_map_p,gc)*,
bitmap);
void tree_function_versioning (tree, tree, VEC (ipa_replace_map_p,gc)*, bool, bitmap);
-void cgraph_analyze_function (struct cgraph_node *);
struct cgraph_node *save_inline_function_body (struct cgraph_node *);
-void record_references_in_initializer (tree);
+void record_references_in_initializer (tree, bool);
bool cgraph_process_new_functions (void);
+bool cgraph_decide_is_function_needed (struct cgraph_node *, tree);
+
typedef void (*cgraph_edge_hook)(struct cgraph_edge *, void *);
typedef void (*cgraph_node_hook)(struct cgraph_node *, void *);
typedef void (*cgraph_2edge_hook)(struct cgraph_edge *, struct cgraph_edge *,
/* In cgraphbuild.c */
unsigned int rebuild_cgraph_edges (void);
+void reset_inline_failed (struct cgraph_node *);
int compute_call_stmt_bb_frequency (tree, basic_block bb);
/* In ipa.c */
void varpool_finalize_decl (tree);
bool decide_is_variable_needed (struct varpool_node *, tree);
enum availability cgraph_variable_initializer_availability (struct varpool_node *);
+void cgraph_make_node_local (struct cgraph_node *);
+bool cgraph_node_can_be_local_p (struct cgraph_node *);
bool varpool_assemble_pending_decls (void);
bool varpool_assemble_decl (struct varpool_node *node);
bool varpool_analyze_pending_decls (void);
void varpool_remove_unreferenced_decls (void);
void varpool_empty_needed_queue (void);
+const char * varpool_node_name (struct varpool_node *node);
/* Walk all reachable static variables. */
#define FOR_EACH_STATIC_VARIABLE(node) \
/* Create a new static variable of type TYPE. */
tree add_new_static_var (tree type);
+/* lto-cgraph.c */
+
+enum LTO_cgraph_tags
+{
+ /* Must leave 0 for the stopper. */
+ LTO_cgraph_avail_node = 1,
+ LTO_cgraph_overwritable_node,
+ LTO_cgraph_unavail_node,
+ LTO_cgraph_edge,
+ LTO_cgraph_last_tag
+};
+
+extern const char * LTO_cgraph_tag_names[LTO_cgraph_last_tag];
+
+#define LCC_NOT_FOUND (-1)
+
/* Return true if iterator CSI points to nothing. */
static inline bool
return htab_elements (set->hashtab);
}
+/* Uniquize all constants that appear in memory.
+ Each constant in memory thus far output is recorded
+ in `const_desc_table'. */
+
+struct GTY(()) constant_descriptor_tree {
+ /* A MEM for the constant. */
+ rtx rtl;
+
+ /* The value of the constant. */
+ tree value;
+
+ /* Hash of value. Computing the hash from value each time
+ hashfn is called can't work properly, as that means recursive
+ use of the hash table during hash table expansion. */
+ hashval_t hash;
+};
+
+/* Return true when function NODE is only called directly.
+ i.e. it is not externally visible, address was not taken and
+ it is not used in any other non-standard way. */
+
+static inline bool
+cgraph_only_called_directly_p (struct cgraph_node *node)
+{
+ return !node->needed && !node->local.externally_visible;
+}
+
+/* Return true when function NODE can be removed from callgraph
+ if all direct calls are eliminated. */
+
+static inline bool
+cgraph_can_remove_if_no_direct_calls_p (struct cgraph_node *node)
+{
+ return (!node->needed
+ && (DECL_COMDAT (node->decl) || !node->local.externally_visible));
+}
+
+/* Constant pool accessor function. */
+htab_t constant_pool_htab (void);
#endif /* GCC_CGRAPH_H */