109 lines
4.2 KiB
C++
109 lines
4.2 KiB
C++
/*
|
|
* Copyright (c) 2013, 2019, Red Hat, Inc. 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_SHENANDOAH_SHENANDOAHVMOPERATIONS_HPP
|
|
#define SHARE_GC_SHENANDOAH_SHENANDOAHVMOPERATIONS_HPP
|
|
|
|
#include "gc/shared/gcVMOperations.hpp"
|
|
|
|
// VM_operations for the Shenandoah Collector.
|
|
//
|
|
// VM_ShenandoahOperation
|
|
// - VM_ShenandoahInitMark: initiate concurrent marking
|
|
// - VM_ShenandoahReferenceOperation:
|
|
// - VM_ShenandoahFinalMarkStartEvac: finish up concurrent marking, and start evacuation
|
|
// - VM_ShenandoahInitUpdateRefs: initiate update references
|
|
// - VM_ShenandoahFinalUpdateRefs: finish up update references
|
|
// - VM_ShenandoahFullGC: do full GC
|
|
|
|
class VM_ShenandoahOperation : public VM_Operation {
|
|
protected:
|
|
uint _gc_id;
|
|
public:
|
|
VM_ShenandoahOperation() : _gc_id(GCId::current()) {};
|
|
};
|
|
|
|
class VM_ShenandoahReferenceOperation : public VM_ShenandoahOperation {
|
|
public:
|
|
VM_ShenandoahReferenceOperation() : VM_ShenandoahOperation() {};
|
|
bool doit_prologue();
|
|
void doit_epilogue();
|
|
};
|
|
|
|
class VM_ShenandoahInitMark: public VM_ShenandoahOperation {
|
|
public:
|
|
VM_ShenandoahInitMark() : VM_ShenandoahOperation() {};
|
|
VM_Operation::VMOp_Type type() const { return VMOp_ShenandoahInitMark; }
|
|
const char* name() const { return "Shenandoah Init Marking"; }
|
|
virtual void doit();
|
|
};
|
|
|
|
class VM_ShenandoahFinalMarkStartEvac: public VM_ShenandoahReferenceOperation {
|
|
public:
|
|
VM_ShenandoahFinalMarkStartEvac() : VM_ShenandoahReferenceOperation() {};
|
|
VM_Operation::VMOp_Type type() const { return VMOp_ShenandoahFinalMarkStartEvac; }
|
|
const char* name() const { return "Shenandoah Final Mark and Start Evacuation"; }
|
|
virtual void doit();
|
|
};
|
|
|
|
class VM_ShenandoahDegeneratedGC: public VM_ShenandoahReferenceOperation {
|
|
private:
|
|
// Really the ShenandoahHeap::ShenandoahDegenerationPoint, but casted to int here
|
|
// in order to avoid dependency on ShenandoahHeap
|
|
int _point;
|
|
public:
|
|
VM_ShenandoahDegeneratedGC(int point) : VM_ShenandoahReferenceOperation(), _point(point) {};
|
|
VM_Operation::VMOp_Type type() const { return VMOp_ShenandoahDegeneratedGC; }
|
|
const char* name() const { return "Shenandoah Degenerated GC"; }
|
|
virtual void doit();
|
|
};
|
|
|
|
class VM_ShenandoahFullGC : public VM_ShenandoahReferenceOperation {
|
|
private:
|
|
GCCause::Cause _gc_cause;
|
|
public:
|
|
VM_ShenandoahFullGC(GCCause::Cause gc_cause) : VM_ShenandoahReferenceOperation(), _gc_cause(gc_cause) {};
|
|
VM_Operation::VMOp_Type type() const { return VMOp_ShenandoahFullGC; }
|
|
const char* name() const { return "Shenandoah Full GC"; }
|
|
virtual void doit();
|
|
};
|
|
|
|
class VM_ShenandoahInitUpdateRefs: public VM_ShenandoahOperation {
|
|
public:
|
|
VM_ShenandoahInitUpdateRefs() : VM_ShenandoahOperation() {};
|
|
VM_Operation::VMOp_Type type() const { return VMOp_ShenandoahInitUpdateRefs; }
|
|
const char* name() const { return "Shenandoah Init Update References"; }
|
|
virtual void doit();
|
|
};
|
|
|
|
class VM_ShenandoahFinalUpdateRefs: public VM_ShenandoahOperation {
|
|
public:
|
|
VM_ShenandoahFinalUpdateRefs() : VM_ShenandoahOperation() {};
|
|
VM_Operation::VMOp_Type type() const { return VMOp_ShenandoahFinalUpdateRefs; }
|
|
const char* name() const { return "Shenandoah Final Update References"; }
|
|
virtual void doit();
|
|
};
|
|
|
|
#endif // SHARE_GC_SHENANDOAH_SHENANDOAHVMOPERATIONS_HPP
|