9f334a1640
Replace ConcurrentGCPhaseManager with ConcurrentGCBreakpoints Co-authored-by: Per Liden <per.liden@oracle.com> Reviewed-by: kbarrett, pliden, sangheki
99 lines
3.5 KiB
C++
99 lines
3.5 KiB
C++
/*
|
|
* Copyright (c) 2001, 2020, 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.
|
|
*
|
|
*/
|
|
|
|
#ifndef SHARE_GC_G1_G1VMOPERATIONS_HPP
|
|
#define SHARE_GC_G1_G1VMOPERATIONS_HPP
|
|
|
|
#include "gc/shared/gcId.hpp"
|
|
#include "gc/shared/gcVMOperations.hpp"
|
|
|
|
// VM_operations for the G1 collector.
|
|
|
|
class VM_G1CollectFull : public VM_GC_Operation {
|
|
bool _gc_succeeded;
|
|
|
|
public:
|
|
VM_G1CollectFull(uint gc_count_before,
|
|
uint full_gc_count_before,
|
|
GCCause::Cause cause) :
|
|
VM_GC_Operation(gc_count_before, cause, full_gc_count_before, true),
|
|
_gc_succeeded(false) { }
|
|
virtual VMOp_Type type() const { return VMOp_G1CollectFull; }
|
|
virtual void doit();
|
|
bool gc_succeeded() const { return _gc_succeeded; }
|
|
};
|
|
|
|
class VM_G1TryInitiateConcMark : public VM_GC_Operation {
|
|
double _target_pause_time_ms;
|
|
bool _transient_failure;
|
|
bool _cycle_already_in_progress;
|
|
bool _whitebox_attached;
|
|
bool _terminating;
|
|
bool _gc_succeeded;
|
|
|
|
public:
|
|
VM_G1TryInitiateConcMark(uint gc_count_before,
|
|
GCCause::Cause gc_cause,
|
|
double target_pause_time_ms);
|
|
virtual VMOp_Type type() const { return VMOp_G1TryInitiateConcMark; }
|
|
virtual bool doit_prologue();
|
|
virtual void doit();
|
|
bool transient_failure() const { return _transient_failure; }
|
|
bool cycle_already_in_progress() const { return _cycle_already_in_progress; }
|
|
bool whitebox_attached() const { return _whitebox_attached; }
|
|
bool terminating() const { return _terminating; }
|
|
bool gc_succeeded() const { return _gc_succeeded; }
|
|
};
|
|
|
|
class VM_G1CollectForAllocation : public VM_CollectForAllocation {
|
|
bool _gc_succeeded;
|
|
double _target_pause_time_ms;
|
|
|
|
public:
|
|
VM_G1CollectForAllocation(size_t word_size,
|
|
uint gc_count_before,
|
|
GCCause::Cause gc_cause,
|
|
double target_pause_time_ms);
|
|
virtual VMOp_Type type() const { return VMOp_G1CollectForAllocation; }
|
|
virtual void doit();
|
|
bool gc_succeeded() const { return _gc_succeeded; }
|
|
};
|
|
|
|
// Concurrent G1 stop-the-world operations such as remark and cleanup.
|
|
class VM_G1Concurrent : public VM_Operation {
|
|
VoidClosure* _cl;
|
|
const char* _message;
|
|
uint _gc_id;
|
|
|
|
public:
|
|
VM_G1Concurrent(VoidClosure* cl, const char* message) :
|
|
_cl(cl), _message(message), _gc_id(GCId::current()) { }
|
|
virtual VMOp_Type type() const { return VMOp_G1Concurrent; }
|
|
virtual void doit();
|
|
virtual bool doit_prologue();
|
|
virtual void doit_epilogue();
|
|
};
|
|
|
|
#endif // SHARE_GC_G1_G1VMOPERATIONS_HPP
|