ScheduleLatePass.hpp

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/* src/vm/jit/compiler2/ScheduleLatePass.hpp - ScheduleLatePass

   Copyright (C) 2013
   CACAOVM - Verein zur Foerderung der freien virtuellen Maschine CACAO

   This file is part of CACAO.

   This program 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.

   This program 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 this program; if not, write to the Free Software
   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
   02110-1301, USA.

*/

#ifndef _JIT_COMPILER2_SCHEDULELATEPASS
#define _JIT_COMPILER2_SCHEDULELATEPASS

#include "vm/jit/compiler2/Pass.hpp"
#include "vm/jit/compiler2/Loop.hpp"
#include "vm/jit/compiler2/GlobalSchedule.hpp"

MM_MAKE_NAME(ScheduleLatePass)

namespace cacao {
namespace jit {
namespace compiler2 {


class Method;
class Instruction;
class DominatorTree;

/**
 * ScheduleLatePass
 *
 * Based on the algorithm in Click's Phd Thesis, Chapter 6 @cite ClickPHD.
 */
class ScheduleLatePass : public Pass, public memory::ManagerMixin<ScheduleLatePass>, public GlobalSchedule {
private:
    DominatorTree *DT;
    LoopTree *LT;
    GlobalSchedule *early;
    Method *M;
public:
    void schedule_late(Instruction *I);
    static char ID;
    ScheduleLatePass() : Pass() {}
    virtual bool run(JITData &JD);
    virtual PassUsage& get_PassUsage(PassUsage &PU) const;
};

} // end namespace compiler2
} // end namespace jit
} // end namespace cacao

#endif /* _JIT_COMPILER2_SCHEDULELATEPASS */


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