1 /*
   2  * Copyright (c) 2013, 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 "gc_implementation/shared/gcId.hpp"
  27 #include "gc_interface/allocTracer.hpp"
  28 #include "jfr/jfrEvents.hpp"
  29 #include "runtime/handles.hpp"
  30 #include "utilities/globalDefinitions.hpp"
  31 #include "jfr/support/jfrAllocationTracer.hpp"
  32 
  33 void AllocTracer::send_allocation_outside_tlab_event(KlassHandle klass, HeapWord* obj, size_t alloc_size, Thread* thread) {
  34   JFR_ONLY(JfrAllocationTracer tracer(obj, alloc_size, thread);)
  35 
  36 #if INCLUDE_JFR
  37   EventObjectAllocationOutsideTLAB event;
  38   if (event.should_commit()) {
  39     event.set_objectClass(klass());
  40     event.set_allocationSize(alloc_size);
  41     event.commit();
  42   }
  43 #endif
  44 }
  45 
  46 void AllocTracer::send_allocation_in_new_tlab_event(KlassHandle klass, HeapWord* obj, size_t tlab_size, size_t alloc_size, Thread* thread) {
  47   JFR_ONLY(JfrAllocationTracer tracer(obj, alloc_size, thread);)
  48 
  49 #if INCLUDE_JFR
  50   EventObjectAllocationInNewTLAB event;
  51   if (event.should_commit()) {
  52     event.set_objectClass(klass());
  53     event.set_allocationSize(alloc_size);
  54     event.set_tlabSize(tlab_size);
  55     event.commit();
  56   }
  57 #endif
  58 }
  59 
  60 void AllocTracer::send_allocation_requiring_gc_event(size_t size, const GCId& gcId) {
  61 #if INCLUDE_JFR
  62   EventAllocationRequiringGC event;
  63   if (event.should_commit()) {
  64     event.set_gcId(gcId.id());
  65     event.set_size(size);
  66     event.commit();
  67   }
  68 #endif
  69 }