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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * 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
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package org.graalvm.compiler.replacements.nodes;

import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_2;
import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_1;

import org.graalvm.compiler.core.common.LIRKind;
import org.graalvm.compiler.core.common.type.StampFactory;
import org.graalvm.compiler.graph.NodeClass;
import org.graalvm.compiler.nodeinfo.NodeInfo;
import org.graalvm.compiler.nodes.FixedWithNextNode;
import org.graalvm.compiler.nodes.StateSplit;
import org.graalvm.compiler.nodes.ValueNode;
import org.graalvm.compiler.nodes.extended.RawStoreNode;
import org.graalvm.compiler.nodes.spi.LIRLowerable;
import org.graalvm.compiler.nodes.spi.NodeLIRBuilderTool;

import jdk.vm.ci.meta.JavaKind;
import jdk.vm.ci.meta.Value;

A special purpose store node that differs from RawStoreNode in that it is not a StateSplit and takes a computed address instead of an object.
/** * A special purpose store node that differs from {@link RawStoreNode} in that it is not a * {@link StateSplit} and takes a computed address instead of an object. */
@NodeInfo(cycles = CYCLES_2, size = SIZE_1) public final class DirectStoreNode extends FixedWithNextNode implements LIRLowerable { public static final NodeClass<DirectStoreNode> TYPE = NodeClass.create(DirectStoreNode.class); @Input protected ValueNode address; @Input protected ValueNode value; protected final JavaKind kind; public DirectStoreNode(ValueNode address, ValueNode value, JavaKind kind) { super(TYPE, StampFactory.forVoid()); this.address = address; this.value = value; this.kind = kind; } @Override public void generate(NodeLIRBuilderTool gen) { Value v = gen.operand(value); LIRKind lirKind = LIRKind.fromJavaKind(gen.getLIRGeneratorTool().target().arch, kind); gen.getLIRGeneratorTool().getArithmetic().emitStore(lirKind, gen.operand(address), v, null); } public ValueNode getAddress() { return address; } public ValueNode getValue() { return value; } @NodeIntrinsic public static native void storeBoolean(long address, boolean value, @ConstantNodeParameter JavaKind kind); }