com.oracle.truffle.sl.builtins.SLReadlnBuiltinFactory Maven / Gradle / Ivy

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Truffle SL is an example language implemented using the Truffle API.
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// CheckStyle: start generated
package com.oracle.truffle.sl.builtins;

import com.oracle.truffle.api.CompilerDirectives;
import com.oracle.truffle.api.CompilerDirectives.CompilationFinal;
import com.oracle.truffle.api.dsl.GeneratedBy;
import com.oracle.truffle.api.dsl.NeverDefault;
import com.oracle.truffle.api.dsl.NodeFactory;
import com.oracle.truffle.api.frame.VirtualFrame;
import com.oracle.truffle.api.nodes.Node;
import com.oracle.truffle.api.strings.TruffleString;
import com.oracle.truffle.api.strings.TruffleString.FromJavaStringNode;
import com.oracle.truffle.sl.nodes.SLExpressionNode;
import java.lang.invoke.VarHandle;
import java.util.List;
import java.util.Objects;

@GeneratedBy(SLReadlnBuiltin.class)
@SuppressWarnings({"javadoc", "unused"})
public final class SLReadlnBuiltinFactory implements NodeFactory {

    private static final SLReadlnBuiltinFactory INSTANCE = new SLReadlnBuiltinFactory();

    private SLReadlnBuiltinFactory() {
    }

    @Override
    public Class getNodeClass() {
        return SLReadlnBuiltin.class;
    }

    @Override
    public List> getExecutionSignature() {
        return List.of();
    }

    @Override
    public List>> getNodeSignatures() {
        return List.of(List.of(SLExpressionNode[].class));
    }

    @Override
    public SLReadlnBuiltin createNode(Object... arguments) {
        if (arguments.length == 1 && (arguments[0] == null || arguments[0] instanceof SLExpressionNode[])) {
            return create((SLExpressionNode[]) arguments[0]);
        } else {
            throw new IllegalArgumentException("Invalid create signature.");
        }
    }

    public static NodeFactory getInstance() {
        return INSTANCE;
    }

    @NeverDefault
    public static SLReadlnBuiltin create(SLExpressionNode[] arguments) {
        return new SLReadlnBuiltinNodeGen(arguments);
    }

    /**
     * Debug Info:      *   Specialization {@link SLReadlnBuiltin#readln}
     *     Activation probability: 1.00000
     *     With/without class size: 24/4 bytes
     * 
     */
    @GeneratedBy(SLReadlnBuiltin.class)
    @SuppressWarnings("javadoc")
    public static final class SLReadlnBuiltinNodeGen extends SLReadlnBuiltin {

        /**
         * State Info:          *   0: SpecializationActive {@link SLReadlnBuiltin#readln}
         * 
         */
        @CompilationFinal private int state_0_;
        /**
         * Source Info:          *   Specialization: {@link SLReadlnBuiltin#readln}
         *   Parameter: {@link FromJavaStringNode} fromJavaStringNode
         */
        @Child private FromJavaStringNode fromJavaStringNode_;

        private SLReadlnBuiltinNodeGen(SLExpressionNode[] arguments) {
        }

        @Override
        protected Object execute(VirtualFrame frameValue) {
            int state_0 = this.state_0_;
            if (state_0 != 0 /* is SpecializationActive[SLReadlnBuiltin.readln(FromJavaStringNode)] */) {
                {
                    FromJavaStringNode fromJavaStringNode__ = this.fromJavaStringNode_;
                    if (fromJavaStringNode__ != null) {
                        return readln(fromJavaStringNode__);
                    }
                }
            }
            CompilerDirectives.transferToInterpreterAndInvalidate();
            return executeAndSpecialize();
        }

        private TruffleString executeAndSpecialize() {
            int state_0 = this.state_0_;
            FromJavaStringNode fromJavaStringNode__ = this.insert((FromJavaStringNode.create()));
            Objects.requireNonNull(fromJavaStringNode__, "A specialization cache returned a default value. The cache initializer must never return a default value for this cache. Use @Cached(neverDefault=false) to allow default values for this cached value or make sure the cache initializer never returns the default value.");
            VarHandle.storeStoreFence();
            this.fromJavaStringNode_ = fromJavaStringNode__;
            state_0 = state_0 | 0b1 /* add SpecializationActive[SLReadlnBuiltin.readln(FromJavaStringNode)] */;
            this.state_0_ = state_0;
            return readln(fromJavaStringNode__);
        }

    }
}