src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/nodes/aot/LoadMethodCountersNode.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * 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.
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 * 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).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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package org.graalvm.compiler.hotspot.nodes.aot;

import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_4;
import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_4;

import org.graalvm.compiler.debug.GraalError;
import org.graalvm.compiler.graph.NodeClass;
import org.graalvm.compiler.graph.iterators.NodeIterable;
import org.graalvm.compiler.hotspot.nodes.type.MethodCountersPointerStamp;
import org.graalvm.compiler.nodeinfo.NodeInfo;
import org.graalvm.compiler.nodes.StructuredGraph;
import org.graalvm.compiler.nodes.calc.FloatingNode;
import org.graalvm.compiler.nodes.spi.LIRLowerable;
import org.graalvm.compiler.nodes.spi.NodeLIRBuilderTool;

import jdk.vm.ci.meta.ResolvedJavaMethod;

@NodeInfo(cycles = CYCLES_4, size = SIZE_4)
public class LoadMethodCountersNode extends FloatingNode implements LIRLowerable {
    public static final NodeClass<LoadMethodCountersNode> TYPE = NodeClass.create(LoadMethodCountersNode.class);

    ResolvedJavaMethod method;

    public LoadMethodCountersNode(ResolvedJavaMethod method) {
        super(TYPE, MethodCountersPointerStamp.methodCountersNonNull());
        this.method = method;
    }

    public ResolvedJavaMethod getMethod() {
        return method;
    }

    public static NodeIterable<LoadMethodCountersNode> getLoadMethodCountersNodes(StructuredGraph graph) {
        return graph.getNodes().filter(LoadMethodCountersNode.class);
    }

    @Override
    public void generate(NodeLIRBuilderTool generator) {
        // TODO: With AOT we don't need this, as this node will be replaced.
        // Implement later when profiling is needed in the JIT mode.
        throw GraalError.unimplemented();
    }
}