1 /*
   2  * Copyright (c) 1998, 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "compiler/compileTask.hpp"
  27 #include "compiler/compileLog.hpp"
  28 #include "compiler/compileBroker.hpp"
  29 #include "compiler/compilerDirectives.hpp"

  30 
  31 CompileTask*  CompileTask::_task_free_list = NULL;
  32 #ifdef ASSERT
  33 int CompileTask::_num_allocated_tasks = 0;
  34 #endif
  35 
  36 /**
  37  * Allocate a CompileTask, from the free list if possible.
  38  */
  39 CompileTask* CompileTask::allocate() {
  40   MutexLocker locker(CompileTaskAlloc_lock);
  41   CompileTask* task = NULL;
  42 
  43   if (_task_free_list != NULL) {
  44     task = _task_free_list;
  45     _task_free_list = task->next();
  46     task->set_next(NULL);
  47   } else {
  48     task = new CompileTask();
  49     DEBUG_ONLY(_num_allocated_tasks++;)

   1 /*
   2  * Copyright (c) 1998, 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "compiler/compileTask.hpp"
  27 #include "compiler/compileLog.hpp"
  28 #include "compiler/compileBroker.hpp"
  29 #include "compiler/compilerDirectives.hpp"
  30 #include "memory/resourceArea.hpp"
  31 
  32 CompileTask*  CompileTask::_task_free_list = NULL;
  33 #ifdef ASSERT
  34 int CompileTask::_num_allocated_tasks = 0;
  35 #endif
  36 
  37 /**
  38  * Allocate a CompileTask, from the free list if possible.
  39  */
  40 CompileTask* CompileTask::allocate() {
  41   MutexLocker locker(CompileTaskAlloc_lock);
  42   CompileTask* task = NULL;
  43 
  44   if (_task_free_list != NULL) {
  45     task = _task_free_list;
  46     _task_free_list = task->next();
  47     task->set_next(NULL);
  48   } else {
  49     task = new CompileTask();
  50     DEBUG_ONLY(_num_allocated_tasks++;)