features.h

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/*
 *      features for bpred module
 *
 *      This file is part of OTAWA
 *      Copyright (c) 2008, IRIT UPS.
 *
 *      OTAWA 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 of the License, or
 *      (at your option) any later version.
 *
 *      OTAWA 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 OTAWA; if not, write to the Free Software
 *      Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
#ifndef OTAWA_BPRED_FEATURES_H_
#define OTAWA_BPRED_FEATURES_H_

#include <otawa/proc/Feature.h>

namespace otawa { namespace bpred {

typedef enum {
        NO_CONFLICT_2BITS_COUNTER       = 0,
        BI_MODAL                                        = 1,
        GLOBAL_2B                                       = 2,
        GLOBAL_1B                                       = 3
} method_t;

// feature
extern SilentFeature BRANCH_PREDICTION_FEATURE;

// Configuration Properties
extern Identifier<method_t>             METHOD;
extern Identifier<int>                  BHT_SIZE;
extern Identifier<int>                  HISTORY_SIZE;
extern Identifier<bool>                 DUMP_BCG;
extern Identifier<bool>                 DUMP_BHG;
extern Identifier<bool>                 DUMP_BBHG;
extern Identifier<bool>                 WITH_MITRA;
extern Identifier<bool>                 WITH_STATS;
extern Identifier<const char*>  INIT_HISTORY_BINARYVALUE;
extern Identifier<bool>                 EXPLICIT_MODE;

} }     // otawa::bpred

#endif /* OTAWA_BPRED_FEATURES_H_ */