* testsuite/lib/libstdc++.exp (libstdc++_init): Copy .tcc files

[pf3gnuchains/gcc-fork.git] / gcc / value-prof.h

diff --git a/gcc/value-prof.h b/gcc/value-prof.h
index 7695c03..fc914ad 100644 (file)
--- a/gcc/value-prof.h
+++ b/gcc/value-prof.h
@@ -1,11 +1,11 @@
 /* Definitions for transformations based on profile information for values.
 /* Definitions for transformations based on profile information for values.

-   Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2004, 2005, 2007, 2008 Free Software Foundation, Inc.

 
 This file is part of GCC.
 
 GCC is free software; you can redistribute it and/or modify it under
 the terms of the GNU General Public License as published by the Free
 
 This file is part of GCC.
 
 GCC is free software; you can redistribute it and/or modify it under
 the terms of the GNU General Public License as published by the Free

-Software Foundation; either version 2, or (at your option) any later
+Software Foundation; either version 3, or (at your option) any later

 version.
 
 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
 version.
 
 GCC is distributed in the hope that it will be useful, but WITHOUT ANY


@@ -14,9 +14,8 @@ FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 for more details.
 
 You should have received a copy of the GNU General Public License
 for more details.
 
 You should have received a copy of the GNU General Public License

-along with GCC; see the file COPYING.  If not, write to the Free
-Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
-02110-1301, USA.  */
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */

 
 #ifndef GCC_VALUE_PROF_H
 #define GCC_VALUE_PROF_H
 
 #ifndef GCC_VALUE_PROF_H
 #define GCC_VALUE_PROF_H


@@ -29,8 +28,12 @@ enum hist_type
   HIST_TYPE_POW2,      /* Histogram of power of 2 values.  */
   HIST_TYPE_SINGLE_VALUE, /* Tries to identify the value that is (almost)
                           always constant.  */
   HIST_TYPE_POW2,      /* Histogram of power of 2 values.  */
   HIST_TYPE_SINGLE_VALUE, /* Tries to identify the value that is (almost)
                           always constant.  */

-  HIST_TYPE_CONST_DELTA        /* Tries to identify the (almost) always constant
+  HIST_TYPE_CONST_DELTA, /* Tries to identify the (almost) always constant

                           difference between two evaluations of a value.  */
                           difference between two evaluations of a value.  */

+  HIST_TYPE_INDIR_CALL,   /* Tries to identify the function that is (almost) 
+                           called in indirect call */
+  HIST_TYPE_AVERAGE,   /* Compute average value (sum of all values).  */
+  HIST_TYPE_IOR                /* Used to compute expected alignment.  */

 };
 
 #define COUNTER_FOR_HIST_TYPE(TYPE) ((int) (TYPE) + GCOV_FIRST_VALUE_COUNTER)
 };
 
 #define COUNTER_FOR_HIST_TYPE(TYPE) ((int) (TYPE) + GCOV_FIRST_VALUE_COUNTER)


@@ -43,7 +46,7 @@ struct histogram_value_t
   struct
     {
       tree value;              /* The value to profile.  */
   struct
     {
       tree value;              /* The value to profile.  */

-      tree stmt;               /* Insn containing the value.  */
+      gimple stmt;             /* Insn containing the value.  */

       gcov_type *counters;                     /* Pointer to first counter.  */
       struct histogram_value_t *next;          /* Linked list pointer.  */
     } hvalue;
       gcov_type *counters;                     /* Pointer to first counter.  */
       struct histogram_value_t *next;          /* Linked list pointer.  */
     } hvalue;


@@ -60,6 +63,7 @@ struct histogram_value_t
 };
 
 typedef struct histogram_value_t *histogram_value;
 };
 
 typedef struct histogram_value_t *histogram_value;

+typedef const struct histogram_value_t *const_histogram_value;

 
 DEF_VEC_P(histogram_value);
 DEF_VEC_ALLOC_P(histogram_value,heap);
 
 DEF_VEC_P(histogram_value);
 DEF_VEC_ALLOC_P(histogram_value,heap);


@@ -67,7 +71,7 @@ DEF_VEC_ALLOC_P(histogram_value,heap);
 typedef VEC(histogram_value,heap) *histogram_values;
 
 /* Hooks registration.  */
 typedef VEC(histogram_value,heap) *histogram_values;
 
 /* Hooks registration.  */

-extern void tree_register_value_prof_hooks (void);
+extern void gimple_register_value_prof_hooks (void);

 
 /* IR-independent entry points.  */
 extern void find_values_to_profile (histogram_values *);
 
 /* IR-independent entry points.  */
 extern void find_values_to_profile (histogram_values *);


@@ -94,8 +98,31 @@ struct profile_hooks {
   /* Insert code to find the most common value of a difference between two
      evaluations of an expression.  */
   void (*gen_const_delta_profiler) (histogram_value, unsigned, unsigned);
   /* Insert code to find the most common value of a difference between two
      evaluations of an expression.  */
   void (*gen_const_delta_profiler) (histogram_value, unsigned, unsigned);

+
+  /* Insert code to find the most common indirect call */
+  void (*gen_ic_profiler) (histogram_value, unsigned, unsigned);
+
+  /* Insert code to find the average value of an expression.  */
+  void (*gen_average_profiler) (histogram_value, unsigned, unsigned);
+
+  /* Insert code to ior value of an expression.  */
+  void (*gen_ior_profiler) (histogram_value, unsigned, unsigned);

 };
 
 };
 

+histogram_value gimple_histogram_value (struct function *, gimple);
+histogram_value gimple_histogram_value_of_type (struct function *, gimple,
+                                               enum hist_type);
+void gimple_add_histogram_value (struct function *, gimple, histogram_value);
+void dump_histograms_for_stmt (struct function *, FILE *, gimple);
+void gimple_remove_histogram_value (struct function *, gimple, histogram_value);
+void gimple_remove_stmt_histograms (struct function *, gimple);
+void gimple_duplicate_stmt_histograms (struct function *, gimple,
+                                      struct function *, gimple);
+void gimple_move_stmt_histograms (struct function *, gimple, gimple);
+void verify_histograms (void);
+void free_histograms (void);
+void stringop_block_profile (gimple, unsigned int *, HOST_WIDE_INT *);
+

 /* In profile.c.  */
 extern void init_branch_prob (void);
 extern void branch_prob (void);
 /* In profile.c.  */
 extern void init_branch_prob (void);
 extern void branch_prob (void);