raw.runtime.truffle.ast.local.ReadParamClosureNode Maven / Gradle / Ivy
The newest version!
/*
* Copyright 2023 RAW Labs S.A.
*
* Use of this software is governed by the Business Source License
* included in the file licenses/BSL.txt.
*
* As of the Change Date specified in that file, in accordance with
* the Business Source License, use of this software will be governed
* by the Apache License, Version 2.0, included in the file
* licenses/APL.txt.
*/
package raw.runtime.truffle.ast.local;
import com.oracle.truffle.api.frame.Frame;
import com.oracle.truffle.api.frame.VirtualFrame;
import com.oracle.truffle.api.nodes.ExplodeLoop;
import raw.runtime.truffle.ExpressionNode;
public class ReadParamClosureNode extends ExpressionNode {
private final int depth;
private final int index;
public ReadParamClosureNode(int depth, int index) {
this.depth = depth;
this.index = index;
}
@ExplodeLoop
@Override
public Object executeGeneric(VirtualFrame frame) {
Frame currentFrame = frame;
for (int i = 0; i < depth; i++) {
currentFrame = (Frame) currentFrame.getArguments()[0];
}
return currentFrame.getArguments()[index + 1];
}
}