/* Definitions for transformations based on profile information for values.
- Copyright (C) 2003, 2004, 2005, 2007 Free Software Foundation, Inc.
+ Copyright (C) 2003, 2004, 2005, 2007, 2008, 2010
+ Free Software Foundation, Inc.
This file is part of GCC.
always constant. */
HIST_TYPE_CONST_DELTA, /* Tries to identify the (almost) always constant
difference between two evaluations of a value. */
- HIST_TYPE_INDIR_CALL, /* Tries to identify the function that is (almost)
+ 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 HIST_TYPE_FOR_COUNTER(COUNTER) \
((enum hist_type) ((COUNTER) - GCOV_FIRST_VALUE_COUNTER))
+\f
/* The value to measure. */
struct histogram_value_t
{
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;
typedef VEC(histogram_value,heap) *histogram_values;
-/* Hooks registration. */
-extern void tree_register_value_prof_hooks (void);
-
-/* IR-independent entry points. */
-extern void find_values_to_profile (histogram_values *);
-extern bool value_profile_transformations (void);
-\f
-/* External declarations for edge-based profiling. */
-struct profile_hooks {
-
- /* Insert code to initialize edge profiler. */
- void (*init_edge_profiler) (void);
-
- /* Insert code to increment an edge count. */
- void (*gen_edge_profiler) (int, edge);
-
- /* Insert code to increment the interval histogram counter. */
- void (*gen_interval_profiler) (histogram_value, unsigned, unsigned);
-
- /* Insert code to increment the power of two histogram counter. */
- void (*gen_pow2_profiler) (histogram_value, unsigned, unsigned);
-
- /* Insert code to find the most common value. */
- void (*gen_one_value_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 *, tree);
-histogram_value gimple_histogram_value_of_type (struct function *, tree, enum hist_type);
-void gimple_add_histogram_value (struct function *, tree, histogram_value);
-void dump_histograms_for_stmt (struct function *, FILE *, tree);
-void gimple_remove_histogram_value (struct function *, tree, histogram_value);
-void gimple_remove_stmt_histograms (struct function *, tree);
-void gimple_duplicate_stmt_histograms (struct function *, tree, struct function *, tree);
-void gimple_move_stmt_histograms (struct function *, tree, tree);
+extern void gimple_find_values_to_profile (histogram_values *);
+extern bool gimple_value_profile_transformations (void);
+
+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 (tree, unsigned int *, HOST_WIDE_INT *);
+void stringop_block_profile (gimple, unsigned int *, HOST_WIDE_INT *);
+
+/* In tree-profile.c. */
+extern void gimple_init_edge_profiler (void);
+extern void gimple_gen_edge_profiler (int, edge);
+extern void gimple_gen_interval_profiler (histogram_value, unsigned, unsigned);
+extern void gimple_gen_pow2_profiler (histogram_value, unsigned, unsigned);
+extern void gimple_gen_one_value_profiler (histogram_value, unsigned, unsigned);
+extern void gimple_gen_ic_profiler (histogram_value, unsigned, unsigned);
+extern void gimple_gen_ic_func_profiler (void);
+extern void gimple_gen_const_delta_profiler (histogram_value,
+ unsigned, unsigned);
+extern void gimple_gen_average_profiler (histogram_value, unsigned, unsigned);
+extern void gimple_gen_ior_profiler (histogram_value, unsigned, unsigned);
/* In profile.c. */
extern void init_branch_prob (void);
extern void branch_prob (void);
extern void end_branch_prob (void);
-extern void tree_register_profile_hooks (void);
-
-/* In tree-profile.c. */
-extern struct profile_hooks tree_profile_hooks;
#endif /* GCC_VALUE_PROF_H */