ConsBuilder.h

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/*
 *      ConsBuilder processor interface
 *      Copyright (c) 2011, IRIT UPS.
 *
 *      This file is part of OTAWA
 *
 *      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 BRANCH_CONSBUILDER_H_
#define BRANCH_CONSBUILDER_H_
 
#include <otawa/cfg/BasicBlock.h>
#include <otawa/cfg/features.h>
#include <otawa/hard/BHT.h>
#include <otawa/ilp/expr.h>
#include <otawa/proc/BBProcessor.h>
#include <otawa/prog/WorkSpace.h>
 
#include "features.h"
#include "BranchBuilder.h"
 
namespace otawa { namespace branch {
        
using namespace elm;
 
// OnlyConsBuilder processor
class OnlyConsBuilder: public BBProcessor {
public:
        static p::declare reg;
        OnlyConsBuilder(p::declare& r = reg);
        virtual void configure(const PropList &props);
protected:
        virtual void setup(WorkSpace *ws);
        virtual void processBB(otawa::WorkSpace*, CFG *cfg, Block *bb);
private:
        void genAlwaysDefault(ilp::model& model, ilp::var x_mp, BasicBlock *bb);
        void genAlwaysHit(ilp::model& model, ilp::var x_mp, BasicBlock *bb);
        void genFirstUnknown(ilp::model& model, ilp::var x_mp, BasicBlock *bb);
        void genNotClassified(ilp::model& model, ilp::var x_mp, BasicBlock *bb);
 
        bool _explicit;
        hard::BHT *bht;
};
 
// ConsBuilder processor
class ConsBuilder: public BBProcessor {
public:
        static p::declare reg;
        ConsBuilder(p::declare& r = reg);
        virtual void processBB(otawa::WorkSpace*, CFG *cfg, Block *bb);
};
 
} }             // otawa::branch
 
#endif