Mercurial > hg > CbC > CbC_gcc

comparison gcc/value-prof.h @ 67:f6334be47118

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
author nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
date Tue, 22 Mar 2011 17:18:12 +0900
parents 77e2b8dfacca
children 04ced10e8804
comparison
equal deleted inserted replaced
65:65488c3d617d 67:f6334be47118
1 /* Definitions for transformations based on profile information for values. 1 /* Definitions for transformations based on profile information for values.
2 Copyright (C) 2003, 2004, 2005, 2007, 2008 Free Software Foundation, Inc. 2 Copyright (C) 2003, 2004, 2005, 2007, 2008, 2010
3 Free Software Foundation, Inc.
3 4
4 This file is part of GCC. 5 This file is part of GCC.
5 6
6 GCC is free software; you can redistribute it and/or modify it under 7 GCC is free software; you can redistribute it and/or modify it under
7 the terms of the GNU General Public License as published by the Free 8 the terms of the GNU General Public License as published by the Free
38 39
39 #define COUNTER_FOR_HIST_TYPE(TYPE) ((int) (TYPE) + GCOV_FIRST_VALUE_COUNTER) 40 #define COUNTER_FOR_HIST_TYPE(TYPE) ((int) (TYPE) + GCOV_FIRST_VALUE_COUNTER)
40 #define HIST_TYPE_FOR_COUNTER(COUNTER) \ 41 #define HIST_TYPE_FOR_COUNTER(COUNTER) \
41 ((enum hist_type) ((COUNTER) - GCOV_FIRST_VALUE_COUNTER)) 42 ((enum hist_type) ((COUNTER) - GCOV_FIRST_VALUE_COUNTER))
42 43
44
43 /* The value to measure. */ 45 /* The value to measure. */
44 struct histogram_value_t 46 struct histogram_value_t
45 { 47 {
46 struct 48 struct
47 { 49 {
68 DEF_VEC_P(histogram_value); 70 DEF_VEC_P(histogram_value);
69 DEF_VEC_ALLOC_P(histogram_value,heap); 71 DEF_VEC_ALLOC_P(histogram_value,heap);
70 72
71 typedef VEC(histogram_value,heap) *histogram_values; 73 typedef VEC(histogram_value,heap) *histogram_values;
72 74
73 /* Hooks registration. */ 75 extern void gimple_find_values_to_profile (histogram_values *);
74 extern void gimple_register_value_prof_hooks (void); 76 extern bool gimple_value_profile_transformations (void);
75
76 /* IR-independent entry points. */
77 extern void find_values_to_profile (histogram_values *);
78 extern bool value_profile_transformations (void);
79
80 /* External declarations for edge-based profiling. */
81 struct profile_hooks {
82
83 /* Insert code to initialize edge profiler. */
84 void (*init_edge_profiler) (void);
85
86 /* Insert code to increment an edge count. */
87 void (*gen_edge_profiler) (int, edge);
88
89 /* Insert code to increment the interval histogram counter. */
90 void (*gen_interval_profiler) (histogram_value, unsigned, unsigned);
91
92 /* Insert code to increment the power of two histogram counter. */
93 void (*gen_pow2_profiler) (histogram_value, unsigned, unsigned);
94
95 /* Insert code to find the most common value. */
96 void (*gen_one_value_profiler) (histogram_value, unsigned, unsigned);
97
98 /* Insert code to find the most common value of a difference between two
99 evaluations of an expression. */
100 void (*gen_const_delta_profiler) (histogram_value, unsigned, unsigned);
101
102 /* Insert code to find the most common indirect call */
103 void (*gen_ic_profiler) (histogram_value, unsigned, unsigned);
104
105 /* Insert code to find the average value of an expression. */
106 void (*gen_average_profiler) (histogram_value, unsigned, unsigned);
107
108 /* Insert code to ior value of an expression. */
109 void (*gen_ior_profiler) (histogram_value, unsigned, unsigned);
110 };
111 77
112 histogram_value gimple_histogram_value (struct function *, gimple); 78 histogram_value gimple_histogram_value (struct function *, gimple);
113 histogram_value gimple_histogram_value_of_type (struct function *, gimple, 79 histogram_value gimple_histogram_value_of_type (struct function *, gimple,
114 enum hist_type); 80 enum hist_type);
115 void gimple_add_histogram_value (struct function *, gimple, histogram_value); 81 void gimple_add_histogram_value (struct function *, gimple, histogram_value);
121 void gimple_move_stmt_histograms (struct function *, gimple, gimple); 87 void gimple_move_stmt_histograms (struct function *, gimple, gimple);
122 void verify_histograms (void); 88 void verify_histograms (void);
123 void free_histograms (void); 89 void free_histograms (void);
124 void stringop_block_profile (gimple, unsigned int *, HOST_WIDE_INT *); 90 void stringop_block_profile (gimple, unsigned int *, HOST_WIDE_INT *);
125 91
92 /* In tree-profile.c. */
93 extern void gimple_init_edge_profiler (void);
94 extern void gimple_gen_edge_profiler (int, edge);
95 extern void gimple_gen_interval_profiler (histogram_value, unsigned, unsigned);
96 extern void gimple_gen_pow2_profiler (histogram_value, unsigned, unsigned);
97 extern void gimple_gen_one_value_profiler (histogram_value, unsigned, unsigned);
98 extern void gimple_gen_ic_profiler (histogram_value, unsigned, unsigned);
99 extern void gimple_gen_ic_func_profiler (void);
100 extern void gimple_gen_const_delta_profiler (histogram_value,
101 unsigned, unsigned);
102 extern void gimple_gen_average_profiler (histogram_value, unsigned, unsigned);
103 extern void gimple_gen_ior_profiler (histogram_value, unsigned, unsigned);
104
126 /* In profile.c. */ 105 /* In profile.c. */
127 extern void init_branch_prob (void); 106 extern void init_branch_prob (void);
128 extern void branch_prob (void); 107 extern void branch_prob (void);
129 extern void end_branch_prob (void); 108 extern void end_branch_prob (void);
130 extern void tree_register_profile_hooks (void);
131
132 /* In tree-profile.c. */
133 extern struct profile_hooks tree_profile_hooks;
134 109
135 #endif /* GCC_VALUE_PROF_H */ 110 #endif /* GCC_VALUE_PROF_H */
136 111