/*
* Copyright (c) 2015, 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.
*/
package org.graalvm.compiler.nodes.debug;
import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_IGNORED;
import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_IGNORED;
import org.graalvm.compiler.core.common.type.Stamp;
import org.graalvm.compiler.graph.NodeClass;
import org.graalvm.compiler.nodeinfo.InputType;
import org.graalvm.compiler.nodeinfo.NodeInfo;
import org.graalvm.compiler.nodes.FixedWithNextNode;
import org.graalvm.compiler.nodes.NamedLocationIdentity;
import org.graalvm.compiler.nodes.memory.MemoryCheckpoint;
import org.graalvm.compiler.nodes.spi.Lowerable;
import org.graalvm.compiler.nodes.spi.LoweringTool;
import jdk.internal.vm.compiler.word.LocationIdentity;
import jdk.vm.ci.meta.JavaKind;
The StringToBytesNode
transforms a compilation-time String into a byte array in the compiled code. /**
* The {@code StringToBytesNode} transforms a compilation-time String into a byte array in the
* compiled code.
*/
@NodeInfo(allowedUsageTypes = InputType.Memory, cycles = CYCLES_IGNORED, size = SIZE_IGNORED)
public final class StringToBytesNode extends FixedWithNextNode implements Lowerable, MemoryCheckpoint.Single {
public static final NodeClass<StringToBytesNode> TYPE = NodeClass.create(StringToBytesNode.class);
private final String value;
public StringToBytesNode(String value, Stamp stamp) {
super(TYPE, stamp);
this.value = value;
}
public String getValue() {
return value;
}
@Override
public void lower(LoweringTool tool) {
tool.getLowerer().lower(this, tool);
}
@Override
public LocationIdentity getLocationIdentity() {
return NamedLocationIdentity.getArrayLocation(JavaKind.Byte);
}
}