source: arduino-1-6-7/trunk/fuentes/arduino-ide-amd64/hardware/tools/avr/lib/gcc/avr/4.8.1/plugin/include/predict.h @ 46

Last change on this file since 46 was 46, checked in by jrpelegrina, 4 years ago

First release to Xenial

File size: 1.4 KB
Line 
1/* Definitions for branch prediction routines in the GNU compiler.
2   Copyright (C) 2001-2013 Free Software Foundation, Inc.
3
4This file is part of GCC.
5
6GCC is free software; you can redistribute it and/or modify it under
7the terms of the GNU General Public License as published by the Free
8Software Foundation; either version 3, or (at your option) any later
9version.
10
11GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12WARRANTY; without even the implied warranty of MERCHANTABILITY or
13FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14for more details.
15
16You should have received a copy of the GNU General Public License
17along with GCC; see the file COPYING3.  If not see
18<http://www.gnu.org/licenses/>.  */
19
20#ifndef GCC_PREDICT_H
21#define GCC_PREDICT_H
22
23#define DEF_PREDICTOR(ENUM, NAME, HITRATE, FLAGS) ENUM,
24enum br_predictor
25{
26#include "predict.def"
27
28  /* Upper bound on non-language-specific builtins.  */
29  END_PREDICTORS
30};
31#undef DEF_PREDICTOR
32enum prediction
33{
34   NOT_TAKEN,
35   TAKEN
36};
37
38extern void predict_insn_def (rtx, enum br_predictor, enum prediction);
39extern int counts_to_freqs (void);
40extern void estimate_bb_frequencies (void);
41extern const char *predictor_name (enum br_predictor);
42extern tree build_predict_expr (enum br_predictor, enum prediction);
43extern void tree_estimate_probability (void);
44extern void compute_function_frequency (void);
45extern void rebuild_frequencies (void);
46
47#endif  /* GCC_PREDICT_H */
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