AlternativeProcessor.h

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/*
 *      AlternativeProcessor class implementation
 *
 *      This file is part of OTAWA
 *      Copyright (c) 2015, 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_ALTERNATIVE_PROCESSOR_H
#define OTAWA_ALTERNATIVE_PROCESSOR_H

#include <elm/genstruct/Vector.h>
#include <otawa/proc/Processor.h>

namespace otawa {

class AlternativeProcessor: public Processor {
public:

        class Alternative {
        public:
                inline Alternative& require(const AbstractFeature& f) { feats.add(FeatureUsage(FeatureUsage::require, f)); return *this; }
                inline Alternative& use(const AbstractFeature& f) { feats.add(FeatureUsage(FeatureUsage::use, f)); return *this; }
                inline const genstruct::Vector<FeatureUsage> features(void) const { return feats; }
        private:
                genstruct::Vector<FeatureUsage> feats;
        };

        class AlternativeSet: public genstruct::Vector<const Alternative *> {
        public:
                inline AlternativeSet& add(const Alternative& alt) { genstruct::Vector<const Alternative *>::add(&alt); return *this; };
        };

        AlternativeProcessor(AlternativeSet& alts, AbstractRegistration& r);

protected:
        virtual const Alternative& select(WorkSpace *ws) = 0;

private:
        AlternativeSet set;
};

namespace p {
        inline AlternativeProcessor::Alternative alt(void) { return AlternativeProcessor::Alternative(); }
        inline AlternativeProcessor::AlternativeSet altset(void) { return AlternativeProcessor::AlternativeSet(); }
}       // p

}       // otawa

#endif // OTAWA_ALTERNATIVE_PROCESSOR_H