2007-04-02 Dave Korn <dave.korn@artimi.com>

[pf3gnuchains/gcc-fork.git] / gcc / cgraph.h

diff --git a/gcc/cgraph.h b/gcc/cgraph.h
index 3a5805e..b905bfd 100644 (file)
--- a/gcc/cgraph.h
+++ b/gcc/cgraph.h
@@ -180,6 +180,10 @@ struct cgraph_node GTY((chain_next ("%h.next"), chain_prev ("%h.previous")))
      into clone before compiling so the function in original form can be
      inlined later.  This pointer points to the clone.  */
   tree inline_decl;
+
+  /* unique id for profiling. pid is not suitable because of different
+     number of cfg nodes with -fprofile-generate and -fprofile-use */
+  int pid;
 };
 
 struct cgraph_edge GTY((chain_next ("%h.next_caller"), chain_prev ("%h.prev_caller")))
@@ -197,10 +201,17 @@ struct cgraph_edge GTY((chain_next ("%h.next_caller"), chain_prev ("%h.prev_call
   const char *inline_failed;
   /* Expected number of executions: calculated in profile.c.  */
   gcov_type count;
+  /* Expected frequency of executions within the function. 
+     When set to CGRAPH_FREQ_BASE, the edge is expected to be called once
+     per function call.  The range is 0 to CGRAPH_FREQ_MAX.  */
+  int frequency;
   /* Depth of loop nest, 1 means no loop nest.  */
   int loop_nest;
 };
 
+#define CGRAPH_FREQ_BASE 1000
+#define CGRAPH_FREQ_MAX 100000
+
 typedef struct cgraph_edge *cgraph_edge_p;
 
 DEF_VEC_P(cgraph_edge_p);
@@ -253,6 +264,7 @@ struct cgraph_asm_node GTY(())
 extern GTY(()) struct cgraph_node *cgraph_nodes;
 extern GTY(()) int cgraph_n_nodes;
 extern GTY(()) int cgraph_max_uid;
+extern GTY(()) int cgraph_max_pid;
 extern bool cgraph_global_info_ready;
 enum cgraph_state
 {
@@ -285,7 +297,7 @@ void cgraph_release_function_body (struct cgraph_node *);
 void cgraph_node_remove_callees (struct cgraph_node *node);
 struct cgraph_edge *cgraph_create_edge (struct cgraph_node *,
                                        struct cgraph_node *,
-                                       tree, gcov_type, int);
+                                       tree, gcov_type, int, int);
 struct cgraph_node *cgraph_node (tree);
 struct cgraph_node *cgraph_node_for_asm (tree asmname);
 struct cgraph_edge *cgraph_edge (struct cgraph_node *, tree);
@@ -296,8 +308,8 @@ 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 *,
-                                       tree, gcov_type, int, bool);
-struct cgraph_node * cgraph_clone_node (struct cgraph_node *, gcov_type,
+                                       tree, gcov_type, int, int, bool);
+struct cgraph_node * cgraph_clone_node (struct cgraph_node *, gcov_type, int,
                                        int, bool);
 
 void cgraph_redirect_edge_callee (struct cgraph_edge *, struct cgraph_node *);