/*
 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code 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
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 *
 */

#include "gc/parallel/parallelGCServicabilitySupport.hpp"
#include "gc/parallel/parallelScavengeHeap.hpp"
#include "gc/parallel/psMemoryPool.hpp"

#include "services/memoryManager.hpp"

class PSScavengeMemoryManager : public GCMemoryManager {
private:
public:
  PSScavengeMemoryManager() : GCMemoryManager() {}

  const char* name() { return "PS Scavenge"; }
};

class PSMarkSweepMemoryManager : public GCMemoryManager {
private:
public:
  PSMarkSweepMemoryManager() : GCMemoryManager() {}

  const char* name() { return "PS MarkSweep"; }
};

GCMemoryManager* ParallelGCServicabilitySupport::create_minor_gc_manager() {
  return new PSScavengeMemoryManager();
}

GCMemoryManager* ParallelGCServicabilitySupport::create_major_gc_manager() {
  return new PSMarkSweepMemoryManager();
}

void ParallelGCServicabilitySupport::add_memory_pools(GrowableArray<MemoryPool*>* pools_list,
                                                      GCMemoryManager* minor_mgr,
                                                      GCMemoryManager* major_mgr) {
  ParallelScavengeHeap* heap = ParallelScavengeHeap::heap();
  PSYoungGen* young_gen = heap->young_gen();
  EdenMutableSpacePool* eden = new EdenMutableSpacePool(young_gen,
                                                        young_gen->eden_space(),
                                                        "PS Eden Space",
                                                        MemoryPool::Heap,
                                                        false /* support_usage_threshold */);

  SurvivorMutableSpacePool* survivor = new SurvivorMutableSpacePool(young_gen,
                                                                    "PS Survivor Space",
                                                                    MemoryPool::Heap,
                                                                    false /* support_usage_threshold */);

  PSGenerationPool* old_gen_pool = new PSGenerationPool(heap->old_gen(),
                                                       "PS Old Gen",
                                                       MemoryPool::Heap,
                                                       true /* support_usage_threshold */);

  major_mgr->add_pool(eden);
  major_mgr->add_pool(survivor);
  major_mgr->add_pool(old_gen_pool);

  minor_mgr->add_pool(eden);
  minor_mgr->add_pool(survivor);

  pools_list->append(eden);
  pools_list->append(survivor);
  pools_list->append(old_gen_pool);

}