src/hotspot/share/runtime/flags/jvmFlagConstraintsRuntime.hpp
author dfuchs
Fri, 04 May 2018 17:28:03 +0100
branchhttp-client-branch
changeset 56532 a594484f54db
parent 56497 598e0c5b6f8c
permissions -rw-r--r--
Merge

/*
 * Copyright (c) 2015, 2017, 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
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 */

#ifndef SHARE_VM_RUNTIME_JVMFLAGCONSTRAINTSRUNTIME_HPP
#define SHARE_VM_RUNTIME_JVMFLAGCONSTRAINTSRUNTIME_HPP

#include "runtime/flags/jvmFlag.hpp"

/*
 * Here we have runtime arguments constraints functions, which are called automatically
 * whenever flag's value changes. If the constraint fails the function should return
 * an appropriate error value.
 */

JVMFlag::Error ObjectAlignmentInBytesConstraintFunc(intx value, bool verbose);

JVMFlag::Error ContendedPaddingWidthConstraintFunc(intx value, bool verbose);

JVMFlag::Error BiasedLockingBulkRebiasThresholdFunc(intx value, bool verbose);
JVMFlag::Error BiasedLockingStartupDelayFunc(intx value, bool verbose);
JVMFlag::Error BiasedLockingBulkRevokeThresholdFunc(intx value, bool verbose);
JVMFlag::Error BiasedLockingDecayTimeFunc(intx value, bool verbose);

JVMFlag::Error PerfDataSamplingIntervalFunc(intx value, bool verbose);

JVMFlag::Error ThreadLocalHandshakesConstraintFunc(bool value, bool verbose);


#endif /* SHARE_VM_RUNTIME_JVMFLAGCONSTRAINTSRUNTIME_HPP */