/*
 * Copyright (c) 2019, 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.
 *
 */

#ifndef SHARE_VM_GC_G1_NUMA_INLINE_HPP
#define SHARE_VM_GC_G1_NUMA_INLINE_HPP

#include "gc/g1/g1MemoryNodeManager.hpp"
#include "gc/g1/g1NUMA.hpp"
#include "runtime/atomic.hpp"

inline bool G1NUMA::is_valid_numa_id(int numa_id) {
  // Valid numa id should be one of active numa ids.
  for (uint i = 0; i < _num_active_numa_ids; i++) {
    if (_numa_ids[i] == numa_id) {
      return true;
    }
  }
  return false;
}

inline bool G1NUMA::is_valid_numa_index(uint numa_index) const {
  // Valid numa index should be less than the number of active numa ids.
  return numa_index < _num_active_numa_ids;
}

inline uint G1NUMA::num_active_numa_ids() const {
  assert(_num_active_numa_ids > 0, "just checking");
  return _num_active_numa_ids;
}

inline uint G1NUMA::index_of_numa_id(int numa_id) const {
  // Don't need call is_valid_numa_id, as _numa_id_to_index_map 
  // may return G1MemoryNodeManager::InvalidNodeIndex.
  if (numa_id >= 0 && numa_id < _len_numa_id_to_index_map) {
    return _numa_id_to_index_map[numa_id];
  }
  return G1MemoryNodeManager::InvalidNodeIndex;
}

inline int G1NUMA::numa_id_of_index(uint numa_index) const {
  if (is_valid_numa_index(numa_index)) {
    return _numa_ids[numa_index];
  }
  return os::InvalidId;
}

#endif // SHARE_VM_GC_G1_NUMA_INLINE_HPP