src/share/vm/gc_implementation/shenandoah/shenandoahCollectorPolicy.hpp

rev 10690 : [backport] Cleanup header files and forward declarations
rev 10715 : [backport] Cleanup up superfluous newlines
rev 10748 : [backport] Handle metadata induced GC
rev 10756 : [backport] Factor out implicit/explicit GC requests
rev 10772 : [backport] Update copyrights
rev 10792 : [backport] Move ShenandoahGCTracer to gc/shenandoah

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2013, 2015, Red Hat, Inc. and/or its affiliates.
+ * Copyright (c) 2013, 2018, Red Hat, Inc. All rights reserved.
  *
  * 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.
  *

@@ -22,24 +22,17 @@
  */
 
 #ifndef SHARE_VM_GC_SHENANDOAH_SHENANDOAHCOLLECTORPOLICY_HPP
 #define SHARE_VM_GC_SHENANDOAH_SHENANDOAHCOLLECTORPOLICY_HPP
 
-#include "gc_implementation/shenandoah/shenandoahPhaseTimings.hpp"
-#include "gc_implementation/shenandoah/shenandoahHeap.hpp"
 #include "memory/collectorPolicy.hpp"
-#include "runtime/arguments.hpp"
-#include "utilities/numberSeq.hpp"
-
-class ShenandoahCollectionSet;
-class ShenandoahFreeSet;
-class ShenandoahHeap;
-class ShenandoahHeuristics;
+#include "gc_implementation/shenandoah/shenandoahHeap.hpp"
+#include "gc_implementation/shenandoah/shenandoahTracer.hpp"
+#include "utilities/ostream.hpp"
 
 class STWGCTimer;
 class ConcurrentGCTimer;
-class outputStream;
 
 class ShenandoahCollectorPolicy: public CollectorPolicy {
 private:
   size_t _success_concurrent_gcs;
   size_t _success_degenerated_gcs;

@@ -47,19 +40,20 @@
   size_t _alloc_failure_degenerated;
   size_t _alloc_failure_degenerated_upgrade_to_full;
   size_t _alloc_failure_full;
   size_t _explicit_concurrent;
   size_t _explicit_full;
+  size_t _implicit_concurrent;
+  size_t _implicit_full;
   size_t _degen_points[ShenandoahHeap::_DEGENERATED_LIMIT];
 
   ShenandoahSharedFlag _in_shutdown;
 
   ShenandoahTracer* _tracer;
 
   size_t _cycle_counter;
 
-
 public:
   ShenandoahCollectorPolicy();
 
   void post_heap_initialize() {};
 

@@ -69,10 +63,14 @@
                               bool is_tlab,
                               bool* gc_overhead_limit_was_exceeded);
 
   HeapWord* satisfy_failed_allocation(size_t size, bool is_tlab);
 
+  MetaWord* satisfy_failed_metadata_allocation(ClassLoaderData* loader_data,
+                                               size_t size,
+                                               Metaspace::MetadataType mdtype);
+
   void initialize_alignments();
 
   // TODO: This is different from gc_end: that one encompasses one VM operation.
   // These two encompass the entire cycle.
   void record_cycle_start();

@@ -83,10 +81,12 @@
   void record_alloc_failure_to_degenerated(ShenandoahHeap::ShenandoahDegenPoint point);
   void record_alloc_failure_to_full();
   void record_degenerated_upgrade_to_full();
   void record_explicit_to_concurrent();
   void record_explicit_to_full();
+  void record_implicit_to_concurrent();
+  void record_implicit_to_full();
 
   void record_shutdown();
   bool is_at_shutdown();
 
   ShenandoahTracer* tracer() {return _tracer;}

@@ -94,7 +94,6 @@
   size_t cycle_counter() const;
 
   void print_gc_stats(outputStream* out) const;
 };
 
-
 #endif // SHARE_VM_GC_SHENANDOAH_SHENANDOAHCOLLECTORPOLICY_HPP