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package org.graalvm.compiler.nodes.calc;
import org.graalvm.compiler.core.common.type.ArithmeticOpTable;
import org.graalvm.compiler.core.common.type.ArithmeticOpTable.BinaryOp;
import org.graalvm.compiler.core.common.type.ArithmeticOpTable.BinaryOp.Max;
import org.graalvm.compiler.core.common.type.FloatStamp;
import org.graalvm.compiler.core.common.type.Stamp;
import org.graalvm.compiler.graph.NodeClass;
import org.graalvm.compiler.nodeinfo.NodeInfo;
import org.graalvm.compiler.nodes.ConstantNode;
import org.graalvm.compiler.nodes.NodeView;
import org.graalvm.compiler.nodes.ValueNode;
@NodeInfo(shortName = "MAX")
public class MaxNode extends MinMaxNode<Max> {
public static final NodeClass<MaxNode> TYPE = NodeClass.create(MaxNode.class);
protected MaxNode(ValueNode x, ValueNode y) {
super(TYPE, getArithmeticOpTable(x).getMax(), x, y);
}
@Override
protected BinaryOp<Max> getOp(ArithmeticOpTable table) {
return table.getMax();
}
public static ValueNode create(ValueNode x, ValueNode y, NodeView view) {
BinaryOp<Max> op = ArithmeticOpTable.forStamp(x.stamp(view)).getMax();
Stamp stamp = op.foldStamp(x.stamp(view), y.stamp(view));
assert stamp instanceof FloatStamp;
ConstantNode tryConstantFold = tryConstantFold(op, x, y, stamp, view);
if (tryConstantFold != null) {
return tryConstantFold;
}
return new MaxNode(x, y).maybeCommuteInputs();
}
}