/*******************************************************************************
 * Copyright IBM Corp. and others 2000
 *
 * This program and the accompanying materials are made available under
 * the terms of the Eclipse Public License 2.0 which accompanies this
 * distribution and is available at https://www.eclipse.org/legal/epl-2.0/
 * or the Apache License, Version 2.0 which accompanies this distribution
 * and is available at https://www.apache.org/licenses/LICENSE-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License, v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception [1] and GNU General Public
 * License, version 2 with the OpenJDK Assembly Exception [2].
 *
 * [1] https://www.gnu.org/software/classpath/license.html
 * [2] https://openjdk.org/legal/assembly-exception.html
 *
 * SPDX-License-Identifier: EPL-2.0 OR Apache-2.0 OR GPL-2.0-only WITH Classpath-exception-2.0 OR GPL-2.0-only WITH OpenJDK-assembly-exception-1.0
 *******************************************************************************/

#ifndef TR_OPTIMIZATIONPOLICY_INCL
#define TR_OPTIMIZATIONPOLICY_INCL

#include "compile/Compilation.hpp"
#include "env/TRMemory.hpp"

namespace TR {

class OptimizationPolicy {
public:
    static void *operator new(size_t size, TR::Allocator a) { return a.allocate(size); }

    static void operator delete(void *ptr, TR::Allocator a)
    {
        // If there is an exception thrown during construction, the compilation
        // will be aborted, and all memory associated with that compilation will get freed.
    }

    static void operator delete(void *ptr, size_t size)
    {
        ((OptimizationPolicy *)ptr)->allocator().deallocate(ptr, size);
    } /* t->allocator() must return the same allocator as used for new */

    /* Virtual destructor is necessary for the above delete operator to work
     * See "Modern C++ Design" section 4.7
     */
    virtual ~OptimizationPolicy() {}

    OptimizationPolicy(TR::Compilation *comp)
        : _comp(comp)
    {}

    TR::Compilation *comp() { return _comp; }

    TR_FrontEnd *fe() { return _comp->fe(); }

    TR::Allocator allocator() { return comp()->allocator(); }

    TR_Memory *trMemory() { return comp()->trMemory(); }

private:
    TR::Compilation *_comp;
};

} // namespace TR

#endif
