com.oracle.truffle.js.nodes.unary.IsIdenticalStringNodeGen Maven / Gradle / Ivy

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// CheckStyle: start generated
package com.oracle.truffle.js.nodes.unary;

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.UnsupportedSpecializationException;
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.EqualNode;
import com.oracle.truffle.js.nodes.JSGuards;
import com.oracle.truffle.js.nodes.JavaScriptNode;
import java.lang.invoke.VarHandle;
import java.util.Objects;

/**
 * Debug Info:  *   Specialization {@link IsIdenticalStringNode#doString}
 *     Activation probability: 0.65000
 *     With/without class size: 17/4 bytes
 *   Specialization {@link IsIdenticalStringNode#doOther}
 *     Activation probability: 0.35000
 *     With/without class size: 8/0 bytes
 * 
 */
@GeneratedBy(IsIdenticalStringNode.class)
@SuppressWarnings("javadoc")
public final class IsIdenticalStringNodeGen extends IsIdenticalStringNode {

    /**
     * State Info:      *   0: SpecializationActive {@link IsIdenticalStringNode#doString}
     *   1: SpecializationActive {@link IsIdenticalStringNode#doOther}
     * 
     */
    @CompilationFinal private int state_0_;
    /**
     * Source Info:      *   Specialization: {@link IsIdenticalStringNode#doString}
     *   Parameter: {@link EqualNode} equalsNode
     */
    @Child private EqualNode string_equalsNode_;

    private IsIdenticalStringNodeGen(TruffleString string, JavaScriptNode operand, boolean leftConstant) {
        super(string, operand, leftConstant);
    }

    @Override
    public Object execute(VirtualFrame frameValue) {
        int state_0 = this.state_0_;
        Object operandNodeValue_ = super.operandNode.execute(frameValue);
        if (state_0 != 0 /* is SpecializationActive[IsIdenticalStringNode.doString(TruffleString, EqualNode)] || SpecializationActive[IsIdenticalStringNode.doOther(Object)] */) {
            if ((state_0 & 0b1) != 0 /* is SpecializationActive[IsIdenticalStringNode.doString(TruffleString, EqualNode)] */ && operandNodeValue_ instanceof TruffleString) {
                TruffleString operandNodeValue__ = (TruffleString) operandNodeValue_;
                {
                    EqualNode equalsNode__ = this.string_equalsNode_;
                    if (equalsNode__ != null) {
                        return doString(operandNodeValue__, equalsNode__);
                    }
                }
            }
            if ((state_0 & 0b10) != 0 /* is SpecializationActive[IsIdenticalStringNode.doOther(Object)] */) {
                if ((!(JSGuards.isTruffleString(operandNodeValue_)))) {
                    return doOther(operandNodeValue_);
                }
            }
        }
        CompilerDirectives.transferToInterpreterAndInvalidate();
        return executeAndSpecialize(operandNodeValue_);
    }

    @Override
    public boolean executeBoolean(VirtualFrame frameValue) {
        int state_0 = this.state_0_;
        Object operandNodeValue_ = super.operandNode.execute(frameValue);
        if (state_0 != 0 /* is SpecializationActive[IsIdenticalStringNode.doString(TruffleString, EqualNode)] || SpecializationActive[IsIdenticalStringNode.doOther(Object)] */) {
            if ((state_0 & 0b1) != 0 /* is SpecializationActive[IsIdenticalStringNode.doString(TruffleString, EqualNode)] */ && operandNodeValue_ instanceof TruffleString) {
                TruffleString operandNodeValue__ = (TruffleString) operandNodeValue_;
                {
                    EqualNode equalsNode__ = this.string_equalsNode_;
                    if (equalsNode__ != null) {
                        return doString(operandNodeValue__, equalsNode__);
                    }
                }
            }
            if ((state_0 & 0b10) != 0 /* is SpecializationActive[IsIdenticalStringNode.doOther(Object)] */) {
                if ((!(JSGuards.isTruffleString(operandNodeValue_)))) {
                    return doOther(operandNodeValue_);
                }
            }
        }
        CompilerDirectives.transferToInterpreterAndInvalidate();
        return executeAndSpecialize(operandNodeValue_);
    }

    @Override
    public void executeVoid(VirtualFrame frameValue) {
        executeBoolean(frameValue);
        return;
    }

    private boolean executeAndSpecialize(Object operandNodeValue) {
        int state_0 = this.state_0_;
        if (operandNodeValue instanceof TruffleString) {
            TruffleString operandNodeValue_ = (TruffleString) operandNodeValue;
            EqualNode equalsNode__ = this.insert((EqualNode.create()));
            Objects.requireNonNull(equalsNode__, "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.string_equalsNode_ = equalsNode__;
            state_0 = state_0 | 0b1 /* add SpecializationActive[IsIdenticalStringNode.doString(TruffleString, EqualNode)] */;
            this.state_0_ = state_0;
            return doString(operandNodeValue_, equalsNode__);
        }
        if ((!(JSGuards.isTruffleString(operandNodeValue)))) {
            state_0 = state_0 | 0b10 /* add SpecializationActive[IsIdenticalStringNode.doOther(Object)] */;
            this.state_0_ = state_0;
            return doOther(operandNodeValue);
        }
        throw new UnsupportedSpecializationException(this, new Node[] {super.operandNode}, operandNodeValue);
    }

    @NeverDefault
    public static IsIdenticalStringNode create(TruffleString string, JavaScriptNode operand, boolean leftConstant) {
        return new IsIdenticalStringNodeGen(string, operand, leftConstant);
    }

}