/* Definitions for branch prediction routines in the GNU compiler.
|
/* Definitions for branch prediction routines in the GNU compiler.
|
Copyright (C) 2001, 2003, 2004, 2007 Free Software Foundation, Inc.
|
Copyright (C) 2001, 2003, 2004, 2007 Free Software Foundation, Inc.
|
|
|
This file is part of GCC.
|
This file is part of GCC.
|
|
|
GCC is free software; you can redistribute it and/or modify it under
|
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
|
the terms of the GNU General Public License as published by the Free
|
Software Foundation; either version 3, or (at your option) any later
|
Software Foundation; either version 3, or (at your option) any later
|
version.
|
version.
|
|
|
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
|
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
|
WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
for more details.
|
for more details.
|
|
|
You should have received a copy of the GNU General Public License
|
You should have received a copy of the GNU General Public License
|
along with GCC; see the file COPYING3. If not see
|
along with GCC; see the file COPYING3. If not see
|
<http://www.gnu.org/licenses/>. */
|
<http://www.gnu.org/licenses/>. */
|
|
|
#ifndef GCC_PREDICT_H
|
#ifndef GCC_PREDICT_H
|
#define GCC_PREDICT_H
|
#define GCC_PREDICT_H
|
|
|
#define DEF_PREDICTOR(ENUM, NAME, HITRATE, FLAGS) ENUM,
|
#define DEF_PREDICTOR(ENUM, NAME, HITRATE, FLAGS) ENUM,
|
enum br_predictor
|
enum br_predictor
|
{
|
{
|
#include "predict.def"
|
#include "predict.def"
|
|
|
/* Upper bound on non-language-specific builtins. */
|
/* Upper bound on non-language-specific builtins. */
|
END_PREDICTORS
|
END_PREDICTORS
|
};
|
};
|
#undef DEF_PREDICTOR
|
#undef DEF_PREDICTOR
|
enum prediction
|
enum prediction
|
{
|
{
|
NOT_TAKEN,
|
NOT_TAKEN,
|
TAKEN
|
TAKEN
|
};
|
};
|
|
|
extern void predict_insn_def (rtx, enum br_predictor, enum prediction);
|
extern void predict_insn_def (rtx, enum br_predictor, enum prediction);
|
extern int counts_to_freqs (void);
|
extern int counts_to_freqs (void);
|
|
|
#endif /* GCC_PREDICT_H */
|
#endif /* GCC_PREDICT_H */
|
|
|