src/hotspot/share/gc/shared/allocTracer.cpp
author shade
Thu, 03 May 2018 09:43:47 +0200
branchepsilon-gc-branch
changeset 56508 f67f588ebf15
parent 47779 24022215d092
child 50113 caf115bb98ad
permissions -rw-r--r--
Merge
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
     1
/*
46329
53ccc37bda19 8155672: Remove instanceKlassHandles and KlassHandles
coleenp
parents: 40664
diff changeset
     2
 * Copyright (c) 2013, 2017, Oracle and/or its affiliates. All rights reserved.
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
     3
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
     4
 *
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
     5
 * This code is free software; you can redistribute it and/or modify it
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
     6
 * under the terms of the GNU General Public License version 2 only, as
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
     7
 * published by the Free Software Foundation.
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
     8
 *
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
     9
 * This code is distributed in the hope that it will be useful, but WITHOUT
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    10
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    11
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    12
 * version 2 for more details (a copy is included in the LICENSE file that
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    13
 * accompanied this code).
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    14
 *
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    15
 * You should have received a copy of the GNU General Public License version
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    16
 * 2 along with this work; if not, write to the Free Software Foundation,
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    17
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    18
 *
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    19
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    20
 * or visit www.oracle.com if you need additional information or have any
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    21
 * questions.
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    22
 *
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    23
 */
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    24
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    25
#include "precompiled.hpp"
30764
fec48bf5a827 8079792: GC directory structure cleanup
pliden
parents: 18025
diff changeset
    26
#include "gc/shared/allocTracer.hpp"
fec48bf5a827 8079792: GC directory structure cleanup
pliden
parents: 18025
diff changeset
    27
#include "runtime/handles.hpp"
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    28
#include "trace/tracing.hpp"
47779
24022215d092 8189440: Event tracing macros for allocation and weak oops processing
egahlin
parents: 47216
diff changeset
    29
#include "trace/traceMacros.hpp"
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    30
#include "utilities/globalDefinitions.hpp"
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    31
47779
24022215d092 8189440: Event tracing macros for allocation and weak oops processing
egahlin
parents: 47216
diff changeset
    32
void AllocTracer::send_allocation_outside_tlab(Klass* klass, HeapWord* obj, size_t alloc_size, Thread* thread) {
24022215d092 8189440: Event tracing macros for allocation and weak oops processing
egahlin
parents: 47216
diff changeset
    33
  TRACE_ALLOCATION(obj, alloc_size, thread);
40664
1ec65b303bb7 8164523: Clean up metadata for event based tracing
egahlin
parents: 35227
diff changeset
    34
  EventObjectAllocationOutsideTLAB event;
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    35
  if (event.should_commit()) {
46329
53ccc37bda19 8155672: Remove instanceKlassHandles and KlassHandles
coleenp
parents: 40664
diff changeset
    36
    event.set_objectClass(klass);
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    37
    event.set_allocationSize(alloc_size);
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    38
    event.commit();
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    39
  }
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    40
}
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    41
47779
24022215d092 8189440: Event tracing macros for allocation and weak oops processing
egahlin
parents: 47216
diff changeset
    42
void AllocTracer::send_allocation_in_new_tlab(Klass* klass, HeapWord* obj, size_t tlab_size, size_t alloc_size, Thread* thread) {
24022215d092 8189440: Event tracing macros for allocation and weak oops processing
egahlin
parents: 47216
diff changeset
    43
  TRACE_ALLOCATION(obj, tlab_size, thread);
40664
1ec65b303bb7 8164523: Clean up metadata for event based tracing
egahlin
parents: 35227
diff changeset
    44
  EventObjectAllocationInNewTLAB event;
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    45
  if (event.should_commit()) {
46329
53ccc37bda19 8155672: Remove instanceKlassHandles and KlassHandles
coleenp
parents: 40664
diff changeset
    46
    event.set_objectClass(klass);
18025
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    47
    event.set_allocationSize(alloc_size);
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    48
    event.set_tlabSize(tlab_size);
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    49
    event.commit();
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    50
  }
b7bcf7497f93 8005849: JEP 167: Event-Based JVM Tracing
sla
parents:
diff changeset
    51
}
35227
176e593eb364 8065331: Add trace events for failed allocations
mlarsson
parents: 30764
diff changeset
    52
176e593eb364 8065331: Add trace events for failed allocations
mlarsson
parents: 30764
diff changeset
    53
void AllocTracer::send_allocation_requiring_gc_event(size_t size, uint gcId) {
176e593eb364 8065331: Add trace events for failed allocations
mlarsson
parents: 30764
diff changeset
    54
  EventAllocationRequiringGC event;
176e593eb364 8065331: Add trace events for failed allocations
mlarsson
parents: 30764
diff changeset
    55
  if (event.should_commit()) {
176e593eb364 8065331: Add trace events for failed allocations
mlarsson
parents: 30764
diff changeset
    56
    event.set_gcId(gcId);
176e593eb364 8065331: Add trace events for failed allocations
mlarsson
parents: 30764
diff changeset
    57
    event.set_size(size);
176e593eb364 8065331: Add trace events for failed allocations
mlarsson
parents: 30764
diff changeset
    58
    event.commit();
176e593eb364 8065331: Add trace events for failed allocations
mlarsson
parents: 30764
diff changeset
    59
  }
176e593eb364 8065331: Add trace events for failed allocations
mlarsson
parents: 30764
diff changeset
    60
}