/*

 * Copyright (c) 2011, 2015, 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 "precompiled.hpp"

#include "gc/g1/g1ErgoVerbose.hpp"

#include "utilities/ostream.hpp"

ErgoLevel G1ErgoVerbose::_level;

bool G1ErgoVerbose::_enabled[ErgoHeuristicNum];

void G1ErgoVerbose::initialize() {

  set_level(ErgoLow);

  set_enabled(false);

}

void G1ErgoVerbose::set_level(ErgoLevel level) {

  _level = level;

}

void G1ErgoVerbose::set_enabled(ErgoHeuristic n, bool enabled) {

  assert(0 <= n && n < ErgoHeuristicNum, "pre-condition");

  _enabled[n] = enabled;

}

void G1ErgoVerbose::set_enabled(bool enabled) {

  for (int n = 0; n < ErgoHeuristicNum; n += 1) {

    set_enabled((ErgoHeuristic) n, enabled);

  }

}

const char* G1ErgoVerbose::to_string(int tag) {

  ErgoHeuristic n = extract_heuristic(tag);

  switch (n) {

  case ErgoHeapSizing:        return "Heap Sizing";

  case ErgoCSetConstruction:  return "CSet Construction";

  case ErgoConcCycles:        return "Concurrent Cycles";

  case ErgoMixedGCs:          return "Mixed GCs";

  case ErgoTiming:            return "Timing";

  case ErgoIHOP:              return "IHOP";

  default:

    ShouldNotReachHere();

    // Keep the Windows compiler happy

    return NULL;

  }

}