diff -r 000000000000 -r f90c822e73f8 src/share/vm/gc_implementation/concurrentMarkSweep/cmsCollectorPolicy.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/share/vm/gc_implementation/concurrentMarkSweep/cmsCollectorPolicy.cpp	Wed Apr 27 01:25:04 2016 +0800
@@ -0,0 +1,131 @@
+/*
+ * Copyright (c) 2007, 2013, 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_implementation/concurrentMarkSweep/cmsAdaptiveSizePolicy.hpp"
+#include "gc_implementation/concurrentMarkSweep/cmsCollectorPolicy.hpp"
+#include "gc_implementation/concurrentMarkSweep/cmsGCAdaptivePolicyCounters.hpp"
+#include "gc_implementation/parNew/parNewGeneration.hpp"
+#include "gc_implementation/shared/gcPolicyCounters.hpp"
+#include "gc_implementation/shared/vmGCOperations.hpp"
+#include "memory/cardTableRS.hpp"
+#include "memory/collectorPolicy.hpp"
+#include "memory/gcLocker.inline.hpp"
+#include "memory/genCollectedHeap.hpp"
+#include "memory/generationSpec.hpp"
+#include "memory/space.hpp"
+#include "memory/universe.hpp"
+#include "runtime/arguments.hpp"
+#include "runtime/globals_extension.hpp"
+#include "runtime/handles.inline.hpp"
+#include "runtime/java.hpp"
+#include "runtime/thread.inline.hpp"
+#include "runtime/vmThread.hpp"
+
+//
+// ConcurrentMarkSweepPolicy methods
+//
+
+void ConcurrentMarkSweepPolicy::initialize_alignments() {
+  _space_alignment = _gen_alignment = (uintx)Generation::GenGrain;
+  _heap_alignment = compute_heap_alignment();
+}
+
+void ConcurrentMarkSweepPolicy::initialize_generations() {
+  _generations = NEW_C_HEAP_ARRAY3(GenerationSpecPtr, number_of_generations(), mtGC, 0, AllocFailStrategy::RETURN_NULL);
+  if (_generations == NULL)
+    vm_exit_during_initialization("Unable to allocate gen spec");
+
+  if (UseParNewGC) {
+    if (UseAdaptiveSizePolicy) {
+      _generations[0] = new GenerationSpec(Generation::ASParNew,
+                                           _initial_gen0_size, _max_gen0_size);
+    } else {
+      _generations[0] = new GenerationSpec(Generation::ParNew,
+                                           _initial_gen0_size, _max_gen0_size);
+    }
+  } else {
+    _generations[0] = new GenerationSpec(Generation::DefNew,
+                                         _initial_gen0_size, _max_gen0_size);
+  }
+  if (UseAdaptiveSizePolicy) {
+    _generations[1] = new GenerationSpec(Generation::ASConcurrentMarkSweep,
+                            _initial_gen1_size, _max_gen1_size);
+  } else {
+    _generations[1] = new GenerationSpec(Generation::ConcurrentMarkSweep,
+                            _initial_gen1_size, _max_gen1_size);
+  }
+
+  if (_generations[0] == NULL || _generations[1] == NULL) {
+    vm_exit_during_initialization("Unable to allocate gen spec");
+  }
+}
+
+void ConcurrentMarkSweepPolicy::initialize_size_policy(size_t init_eden_size,
+                                               size_t init_promo_size,
+                                               size_t init_survivor_size) {
+  double max_gc_minor_pause_sec = ((double) MaxGCMinorPauseMillis)/1000.0;
+  double max_gc_pause_sec = ((double) MaxGCPauseMillis)/1000.0;
+  _size_policy = new CMSAdaptiveSizePolicy(init_eden_size,
+                                           init_promo_size,
+                                           init_survivor_size,
+                                           max_gc_minor_pause_sec,
+                                           max_gc_pause_sec,
+                                           GCTimeRatio);
+}
+
+void ConcurrentMarkSweepPolicy::initialize_gc_policy_counters() {
+  // initialize the policy counters - 2 collectors, 3 generations
+  if (UseParNewGC) {
+    _gc_policy_counters = new GCPolicyCounters("ParNew:CMS", 2, 3);
+  }
+  else {
+    _gc_policy_counters = new GCPolicyCounters("Copy:CMS", 2, 3);
+  }
+}
+
+// Returns true if the incremental mode is enabled.
+bool ConcurrentMarkSweepPolicy::has_soft_ended_eden()
+{
+  return CMSIncrementalMode;
+}
+
+
+//
+// ASConcurrentMarkSweepPolicy methods
+//
+
+void ASConcurrentMarkSweepPolicy::initialize_gc_policy_counters() {
+
+  assert(size_policy() != NULL, "A size policy is required");
+  // initialize the policy counters - 2 collectors, 3 generations
+  if (UseParNewGC) {
+    _gc_policy_counters = new CMSGCAdaptivePolicyCounters("ParNew:CMS", 2, 3,
+      size_policy());
+  }
+  else {
+    _gc_policy_counters = new CMSGCAdaptivePolicyCounters("Copy:CMS", 2, 3,
+      size_policy());
+  }
+}