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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [predict.h] - Blame information for rev 826

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1 280 jeremybenn
/* Definitions for branch prediction routines in the GNU compiler.
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   Copyright (C) 2001, 2003, 2004, 2007, 2008 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3.  If not see
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<http://www.gnu.org/licenses/>.  */
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#ifndef GCC_PREDICT_H
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#define GCC_PREDICT_H
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#define DEF_PREDICTOR(ENUM, NAME, HITRATE, FLAGS) ENUM,
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enum br_predictor
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{
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#include "predict.def"
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  /* Upper bound on non-language-specific builtins.  */
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  END_PREDICTORS
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};
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#undef DEF_PREDICTOR
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enum prediction
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{
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   NOT_TAKEN,
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   TAKEN
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};
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extern void predict_insn_def (rtx, enum br_predictor, enum prediction);
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extern int counts_to_freqs (void);
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extern void estimate_bb_frequencies (void);
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extern const char *predictor_name (enum br_predictor);
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extern tree build_predict_expr (enum br_predictor, enum prediction);
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extern void tree_estimate_probability (void);
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extern void compute_function_frequency (void);
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#endif  /* GCC_PREDICT_H */

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