diff options
Diffstat (limited to 'lib/gcc/arm-eabi/4.6.x-google/plugin/include/predict.h')
| -rw-r--r-- | lib/gcc/arm-eabi/4.6.x-google/plugin/include/predict.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/lib/gcc/arm-eabi/4.6.x-google/plugin/include/predict.h b/lib/gcc/arm-eabi/4.6.x-google/plugin/include/predict.h new file mode 100644 index 0000000..0d3124b --- /dev/null +++ b/lib/gcc/arm-eabi/4.6.x-google/plugin/include/predict.h @@ -0,0 +1,48 @@ +/* Definitions for branch prediction routines in the GNU compiler. + Copyright (C) 2001, 2003, 2004, 2007, 2008, 2010 + 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 +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 +WARRANTY; without even the implied warranty of MERCHANTABILITY or +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 +along with GCC; see the file COPYING3. If not see +<http://www.gnu.org/licenses/>. */ + +#ifndef GCC_PREDICT_H +#define GCC_PREDICT_H + +#define DEF_PREDICTOR(ENUM, NAME, HITRATE, FLAGS) ENUM, +enum br_predictor +{ +#include "predict.def" + + /* Upper bound on non-language-specific builtins. */ + END_PREDICTORS +}; +#undef DEF_PREDICTOR +enum prediction +{ + NOT_TAKEN, + TAKEN +}; + +extern void predict_insn_def (rtx, enum br_predictor, enum prediction); +extern int counts_to_freqs (void); +extern void estimate_bb_frequencies (void); +extern const char *predictor_name (enum br_predictor); +extern tree build_predict_expr (enum br_predictor, enum prediction); +extern void tree_estimate_probability (void); +extern void compute_function_frequency (void); +extern void rebuild_frequencies (void); + +#endif /* GCC_PREDICT_H */ |