1 /* 2 * Copyright (c) 2012, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 25 package org.graalvm.compiler.hotspot.amd64; 26 27 import static org.graalvm.compiler.hotspot.amd64.AMD64HotSpotMathIntrinsicOp.IntrinsicOpcode.COS; 28 import static org.graalvm.compiler.hotspot.amd64.AMD64HotSpotMathIntrinsicOp.IntrinsicOpcode.LOG; 29 import static org.graalvm.compiler.hotspot.amd64.AMD64HotSpotMathIntrinsicOp.IntrinsicOpcode.LOG10; 30 import static org.graalvm.compiler.hotspot.amd64.AMD64HotSpotMathIntrinsicOp.IntrinsicOpcode.SIN; 31 import static org.graalvm.compiler.hotspot.amd64.AMD64HotSpotMathIntrinsicOp.IntrinsicOpcode.TAN; 32 import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_64; 33 import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_1; 34 35 import org.graalvm.compiler.core.common.LIRKind; 36 import org.graalvm.compiler.core.common.type.FloatStamp; 37 import org.graalvm.compiler.core.common.type.PrimitiveStamp; 38 import org.graalvm.compiler.core.common.type.Stamp; 39 import org.graalvm.compiler.debug.GraalError; 40 import org.graalvm.compiler.graph.NodeClass; 41 import org.graalvm.compiler.graph.spi.CanonicalizerTool; 42 import org.graalvm.compiler.lir.Variable; 43 import org.graalvm.compiler.lir.gen.LIRGeneratorTool; 44 import org.graalvm.compiler.nodeinfo.NodeInfo; 45 import org.graalvm.compiler.nodes.ConstantNode; 46 import org.graalvm.compiler.nodes.NodeView; 47 import org.graalvm.compiler.nodes.ValueNode; 48 import org.graalvm.compiler.nodes.calc.UnaryNode; 49 import org.graalvm.compiler.nodes.spi.LIRLowerable; 50 import org.graalvm.compiler.nodes.spi.NodeLIRBuilderTool; 51 import org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation; 52 53 import jdk.vm.ci.meta.Value; 54 55 @NodeInfo(nameTemplate = "X87MathIntrinsic#{p#operation/s}", cycles = CYCLES_64, size = SIZE_1) 56 public final class AMD64X87MathIntrinsicNode extends UnaryNode implements LIRLowerable { 57 58 public static final NodeClass<AMD64X87MathIntrinsicNode> TYPE = NodeClass.create(AMD64X87MathIntrinsicNode.class); 59 protected final UnaryOperation operation; 60 61 protected AMD64X87MathIntrinsicNode(ValueNode value, UnaryOperation op) { 62 super(TYPE, op.computeStamp(value.stamp(NodeView.DEFAULT)), value); 63 assert value.stamp(NodeView.DEFAULT) instanceof FloatStamp && PrimitiveStamp.getBits(value.stamp(NodeView.DEFAULT)) == 64; 64 this.operation = op; 65 } 66 67 @Override 68 public Stamp foldStamp(Stamp valueStamp) { 69 return operation.computeStamp(valueStamp); 70 } 71 72 @Override 73 public void generate(NodeLIRBuilderTool generator) { 74 LIRGeneratorTool gen = generator.getLIRGeneratorTool(); 75 Value input = generator.operand(getValue()); 76 Variable result = gen.newVariable(LIRKind.combine(input)); 77 78 switch (operation) { 79 case SIN: 80 gen.append(new AMD64HotSpotMathIntrinsicOp(SIN, result, gen.asAllocatable(input))); 81 break; 82 case COS: 83 gen.append(new AMD64HotSpotMathIntrinsicOp(COS, result, gen.asAllocatable(input))); 84 break; 85 case TAN: 86 gen.append(new AMD64HotSpotMathIntrinsicOp(TAN, result, gen.asAllocatable(input))); 87 break; 88 case LOG: 89 gen.append(new AMD64HotSpotMathIntrinsicOp(LOG, result, gen.asAllocatable(input))); 90 break; 91 case LOG10: 92 gen.append(new AMD64HotSpotMathIntrinsicOp(LOG10, result, gen.asAllocatable(input))); 93 break; 94 default: 95 throw GraalError.shouldNotReachHere(); 96 } 97 generator.setResult(this, result); 98 } 99 100 @Override 101 public ValueNode canonical(CanonicalizerTool tool, ValueNode forValue) { 102 if (forValue.isConstant()) { 103 return ConstantNode.forDouble(operation.compute(forValue.asJavaConstant().asDouble())); 104 } 105 return this; 106 } 107 108 @NodeIntrinsic 109 public static native double compute(double value, @ConstantNodeParameter UnaryOperation op); 110 111 }