src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot.amd64/src/org/graalvm/compiler/hotspot/amd64/AMD64X87MathIntrinsicNode.java
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package org.graalvm.compiler.hotspot.amd64;
import static org.graalvm.compiler.hotspot.amd64.AMD64HotSpotMathIntrinsicOp.IntrinsicOpcode.COS;
import static org.graalvm.compiler.hotspot.amd64.AMD64HotSpotMathIntrinsicOp.IntrinsicOpcode.LOG;
import static org.graalvm.compiler.hotspot.amd64.AMD64HotSpotMathIntrinsicOp.IntrinsicOpcode.LOG10;
import static org.graalvm.compiler.hotspot.amd64.AMD64HotSpotMathIntrinsicOp.IntrinsicOpcode.SIN;
import static org.graalvm.compiler.hotspot.amd64.AMD64HotSpotMathIntrinsicOp.IntrinsicOpcode.TAN;
import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_64;
import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_1;
import org.graalvm.compiler.core.common.LIRKind;
import org.graalvm.compiler.core.common.type.FloatStamp;
import org.graalvm.compiler.core.common.type.PrimitiveStamp;
import org.graalvm.compiler.core.common.type.Stamp;
import org.graalvm.compiler.debug.GraalError;
import org.graalvm.compiler.graph.NodeClass;
import org.graalvm.compiler.graph.spi.CanonicalizerTool;
import org.graalvm.compiler.lir.Variable;
import org.graalvm.compiler.lir.gen.LIRGeneratorTool;
import org.graalvm.compiler.nodeinfo.NodeInfo;
import org.graalvm.compiler.nodes.ConstantNode;
import org.graalvm.compiler.nodes.NodeView;
import org.graalvm.compiler.nodes.ValueNode;
import org.graalvm.compiler.nodes.calc.UnaryNode;
import org.graalvm.compiler.nodes.spi.LIRLowerable;
import org.graalvm.compiler.nodes.spi.NodeLIRBuilderTool;
import org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation;
import jdk.vm.ci.meta.Value;
@NodeInfo(nameTemplate = "X87MathIntrinsic#{p#operation/s}", cycles = CYCLES_64, size = SIZE_1)
public final class AMD64X87MathIntrinsicNode extends UnaryNode implements LIRLowerable {
public static final NodeClass<AMD64X87MathIntrinsicNode> TYPE = NodeClass.create(AMD64X87MathIntrinsicNode.class);
protected final UnaryOperation operation;
protected AMD64X87MathIntrinsicNode(ValueNode value, UnaryOperation op) {
super(TYPE, op.computeStamp(value.stamp(NodeView.DEFAULT)), value);
assert value.stamp(NodeView.DEFAULT) instanceof FloatStamp && PrimitiveStamp.getBits(value.stamp(NodeView.DEFAULT)) == 64;
this.operation = op;
}
@Override
public Stamp foldStamp(Stamp valueStamp) {
return operation.computeStamp(valueStamp);
}
@Override
public void generate(NodeLIRBuilderTool generator) {
LIRGeneratorTool gen = generator.getLIRGeneratorTool();
Value input = generator.operand(getValue());
Variable result = gen.newVariable(LIRKind.combine(input));
switch (operation) {
case SIN:
gen.append(new AMD64HotSpotMathIntrinsicOp(SIN, result, gen.asAllocatable(input)));
break;
case COS:
gen.append(new AMD64HotSpotMathIntrinsicOp(COS, result, gen.asAllocatable(input)));
break;
case TAN:
gen.append(new AMD64HotSpotMathIntrinsicOp(TAN, result, gen.asAllocatable(input)));
break;
case LOG:
gen.append(new AMD64HotSpotMathIntrinsicOp(LOG, result, gen.asAllocatable(input)));
break;
case LOG10:
gen.append(new AMD64HotSpotMathIntrinsicOp(LOG10, result, gen.asAllocatable(input)));
break;
default:
throw GraalError.shouldNotReachHere();
}
generator.setResult(this, result);
}
@Override
public ValueNode canonical(CanonicalizerTool tool, ValueNode forValue) {
if (forValue.isConstant()) {
return ConstantNode.forDouble(operation.compute(forValue.asJavaConstant().asDouble()));
}
return this;
}
@NodeIntrinsic
public static native double compute(double value, @ConstantNodeParameter UnaryOperation op);
}