mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-23 11:18:54 +00:00
43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
/* Definitions for branch prediction routines in the GNU compiler.
|
|
Copyright (C) 2001, 2003, 2004 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 2, 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 COPYING. If not, write to the Free
|
|
Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
|
|
02110-1301, USA. */
|
|
|
|
#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);
|
|
|
|
#endif /* GCC_PREDICT_H */
|