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Truffle is a multi-language framework for executing dynamic languages that achieves high performance when combined with Graal.

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// CheckStyle: start generated
package com.oracle.truffle.api.metadata;

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.UnsupportedSpecializationException;
import com.oracle.truffle.api.frame.VirtualFrame;
import com.oracle.truffle.api.metadata.DefaultScopeVariables.ArguentsArrayObject;
import com.oracle.truffle.api.nodes.Node;
import com.oracle.truffle.api.nodes.NodeCost;
import java.util.concurrent.locks.Lock;

@GeneratedBy(ArgsArrWriteNodeSub.class)
final class ArgsArrWriteNodeSubNodeGen extends ArgsArrWriteNodeSub {

    @CompilationFinal private int state_ = 1;

    private ArgsArrWriteNodeSubNodeGen() {
    }

    @Override
    public Object executeWithTarget(VirtualFrame frameValue, Object arg0Value, Object arg1Value, Object arg2Value) {
        int state = state_;
        if ((state & 0b10) != 0 /* is-active accessWithTarget(ArguentsArrayObject, int, Object) */ && arg0Value instanceof ArguentsArrayObject) {
            ArguentsArrayObject arg0Value_ = (ArguentsArrayObject) arg0Value;
            if (arg1Value instanceof Integer) {
                int arg1Value_ = (int) arg1Value;
                return accessWithTarget(arg0Value_, arg1Value_, arg2Value);
            }
        }
        CompilerDirectives.transferToInterpreterAndInvalidate();
        return executeAndSpecialize(arg0Value, arg1Value, arg2Value);
    }

    private Object executeAndSpecialize(Object arg0Value, Object arg1Value, Object arg2Value) {
        Lock lock = getLock();
        boolean hasLock = true;
        lock.lock();
        try {
            int state = state_ & 0xfffffffe/* mask-active uninitialized*/;
            if (arg0Value instanceof ArguentsArrayObject) {
                ArguentsArrayObject arg0Value_ = (ArguentsArrayObject) arg0Value;
                if (arg1Value instanceof Integer) {
                    int arg1Value_ = (int) arg1Value;
                    this.state_ = state | 0b10 /* add-active accessWithTarget(ArguentsArrayObject, int, Object) */;
                    lock.unlock();
                    hasLock = false;
                    return accessWithTarget(arg0Value_, arg1Value_, arg2Value);
                }
            }
            CompilerDirectives.transferToInterpreterAndInvalidate();
            throw new UnsupportedSpecializationException(this, new Node[] {null, null, null}, arg0Value, arg1Value, arg2Value);
        } finally {
            if (hasLock) {
                lock.unlock();
            }
        }
    }

    @Override
    public NodeCost getCost() {
        int state = state_ & 0xfffffffe/* mask-active uninitialized*/;
        if (state == 0b0) {
            return NodeCost.UNINITIALIZED;
        } else {
            return NodeCost.MONOMORPHIC;
        }
    }

    public static ArgsArrWriteNodeSub create() {
        return new ArgsArrWriteNodeSubNodeGen();
    }

}