Mercurial > hg > CbC > CbC_gcc
annotate gcc/value-prof.h @ 67:f6334be47118
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 |
| rev | line source |
|---|---|
| 0 | 1 /* Definitions for transformations based on profile information for values. |
|
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f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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2 Copyright (C) 2003, 2004, 2005, 2007, 2008, 2010 |
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f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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3 Free Software Foundation, Inc. |
| 0 | 4 |
| 5 This file is part of GCC. | |
| 6 | |
| 7 GCC is free software; you can redistribute it and/or modify it under | |
| 8 the terms of the GNU General Public License as published by the Free | |
| 9 Software Foundation; either version 3, or (at your option) any later | |
| 10 version. | |
| 11 | |
| 12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
| 13 WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 15 for more details. | |
| 16 | |
| 17 You should have received a copy of the GNU General Public License | |
| 18 along with GCC; see the file COPYING3. If not see | |
| 19 <http://www.gnu.org/licenses/>. */ | |
| 20 | |
| 21 #ifndef GCC_VALUE_PROF_H | |
| 22 #define GCC_VALUE_PROF_H | |
| 23 | |
| 24 /* Supported histogram types. */ | |
| 25 enum hist_type | |
| 26 { | |
| 27 HIST_TYPE_INTERVAL, /* Measures histogram of values inside a specified | |
| 28 interval. */ | |
| 29 HIST_TYPE_POW2, /* Histogram of power of 2 values. */ | |
| 30 HIST_TYPE_SINGLE_VALUE, /* Tries to identify the value that is (almost) | |
| 31 always constant. */ | |
| 32 HIST_TYPE_CONST_DELTA, /* Tries to identify the (almost) always constant | |
| 33 difference between two evaluations of a value. */ | |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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34 HIST_TYPE_INDIR_CALL, /* Tries to identify the function that is (almost) |
| 0 | 35 called in indirect call */ |
| 36 HIST_TYPE_AVERAGE, /* Compute average value (sum of all values). */ | |
| 37 HIST_TYPE_IOR /* Used to compute expected alignment. */ | |
| 38 }; | |
| 39 | |
| 40 #define COUNTER_FOR_HIST_TYPE(TYPE) ((int) (TYPE) + GCOV_FIRST_VALUE_COUNTER) | |
| 41 #define HIST_TYPE_FOR_COUNTER(COUNTER) \ | |
| 42 ((enum hist_type) ((COUNTER) - GCOV_FIRST_VALUE_COUNTER)) | |
| 43 | |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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44 |
| 0 | 45 /* The value to measure. */ |
| 46 struct histogram_value_t | |
| 47 { | |
| 48 struct | |
| 49 { | |
| 50 tree value; /* The value to profile. */ | |
| 51 gimple stmt; /* Insn containing the value. */ | |
| 52 gcov_type *counters; /* Pointer to first counter. */ | |
| 53 struct histogram_value_t *next; /* Linked list pointer. */ | |
| 54 } hvalue; | |
| 55 enum hist_type type; /* Type of information to measure. */ | |
| 56 unsigned n_counters; /* Number of required counters. */ | |
| 57 union | |
| 58 { | |
| 59 struct | |
| 60 { | |
| 61 int int_start; /* First value in interval. */ | |
| 62 unsigned int steps; /* Number of values in it. */ | |
| 63 } intvl; /* Interval histogram data. */ | |
| 64 } hdata; /* Profiled information specific data. */ | |
| 65 }; | |
| 66 | |
| 67 typedef struct histogram_value_t *histogram_value; | |
| 68 typedef const struct histogram_value_t *const_histogram_value; | |
| 69 | |
| 70 DEF_VEC_P(histogram_value); | |
| 71 DEF_VEC_ALLOC_P(histogram_value,heap); | |
| 72 | |
| 73 typedef VEC(histogram_value,heap) *histogram_values; | |
| 74 | |
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parents:
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75 extern void gimple_find_values_to_profile (histogram_values *); |
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parents:
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76 extern bool gimple_value_profile_transformations (void); |
| 0 | 77 |
| 78 histogram_value gimple_histogram_value (struct function *, gimple); | |
| 79 histogram_value gimple_histogram_value_of_type (struct function *, gimple, | |
| 80 enum hist_type); | |
| 81 void gimple_add_histogram_value (struct function *, gimple, histogram_value); | |
| 82 void dump_histograms_for_stmt (struct function *, FILE *, gimple); | |
| 83 void gimple_remove_histogram_value (struct function *, gimple, histogram_value); | |
| 84 void gimple_remove_stmt_histograms (struct function *, gimple); | |
| 85 void gimple_duplicate_stmt_histograms (struct function *, gimple, | |
| 86 struct function *, gimple); | |
| 87 void gimple_move_stmt_histograms (struct function *, gimple, gimple); | |
| 88 void verify_histograms (void); | |
| 89 void free_histograms (void); | |
| 90 void stringop_block_profile (gimple, unsigned int *, HOST_WIDE_INT *); | |
| 91 | |
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parents:
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92 /* In tree-profile.c. */ |
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93 extern void gimple_init_edge_profiler (void); |
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94 extern void gimple_gen_edge_profiler (int, edge); |
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95 extern void gimple_gen_interval_profiler (histogram_value, unsigned, unsigned); |
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parents:
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96 extern void gimple_gen_pow2_profiler (histogram_value, unsigned, unsigned); |
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97 extern void gimple_gen_one_value_profiler (histogram_value, unsigned, unsigned); |
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98 extern void gimple_gen_ic_profiler (histogram_value, unsigned, unsigned); |
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99 extern void gimple_gen_ic_func_profiler (void); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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100 extern void gimple_gen_const_delta_profiler (histogram_value, |
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f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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101 unsigned, unsigned); |
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f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
55
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102 extern void gimple_gen_average_profiler (histogram_value, unsigned, unsigned); |
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f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
55
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103 extern void gimple_gen_ior_profiler (histogram_value, unsigned, unsigned); |
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f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
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104 |
| 0 | 105 /* In profile.c. */ |
| 106 extern void init_branch_prob (void); | |
| 107 extern void branch_prob (void); | |
| 108 extern void end_branch_prob (void); | |
| 109 | |
| 110 #endif /* GCC_VALUE_PROF_H */ | |
| 111 |