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package com.oracle.truffle.llvm.nodes.intrinsics.llvm.arith;

import com.oracle.truffle.api.dsl.GenerateNodeFactory;
import com.oracle.truffle.api.dsl.NodeChild;
import com.oracle.truffle.api.dsl.NodeChildren;
import com.oracle.truffle.api.dsl.NodeField;
import com.oracle.truffle.api.dsl.Specialization;
import com.oracle.truffle.api.source.SourceSection;
import com.oracle.truffle.llvm.runtime.nodes.api.LLVMExpressionNode;

public abstract class LLVMCopySign {

    @NodeField(name = "sourceSection", type = SourceSection.class)
    @NodeChildren({@NodeChild(value = "magnitude", type = LLVMExpressionNode.class), @NodeChild(value = "sign", type = LLVMExpressionNode.class)})
    @GenerateNodeFactory
    public abstract static class LLVMCopySignFloat extends LLVMExpressionNode {

        @Override
        public abstract SourceSection getSourceSection();

        @Specialization
        public float executeFloat(float magnitude, float sign) {
            return Math.copySign(magnitude, sign);
        }
    }

    @NodeField(name = "sourceSection", type = SourceSection.class)
    @NodeChildren({@NodeChild(value = "magnitude", type = LLVMExpressionNode.class), @NodeChild(value = "sign", type = LLVMExpressionNode.class)})
    @GenerateNodeFactory
    public abstract static class LLVMCopySignDouble extends LLVMExpressionNode {

        @Override
        public abstract SourceSection getSourceSection();

        @Specialization
        public double executeDouble(double magnitude, double sign) {
            return Math.copySign(magnitude, sign);
        }
    }
}