1/* 2 * Copyright (c) 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 */ 23package org.graalvm.compiler.replacements.sparc; 24 25import static org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation.COS; 26import static org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation.EXP; 27import static org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation.LOG; 28import static org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation.LOG10; 29import static org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation.SIN; 30import static org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation.TAN; 31 32import org.graalvm.compiler.bytecode.BytecodeProvider; 33import org.graalvm.compiler.nodes.ValueNode; 34import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderConfiguration.Plugins; 35import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderContext; 36import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugin; 37import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugins; 38import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugins.Registration; 39import org.graalvm.compiler.replacements.IntegerSubstitutions; 40import org.graalvm.compiler.replacements.LongSubstitutions; 41import org.graalvm.compiler.replacements.nodes.BinaryMathIntrinsicNode; 42import org.graalvm.compiler.replacements.nodes.BitCountNode; 43import org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode; 44import org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation; 45 46import jdk.vm.ci.meta.JavaKind; 47import jdk.vm.ci.meta.ResolvedJavaMethod; 48 49public class SPARCGraphBuilderPlugins { 50 51 public static void register(Plugins plugins, BytecodeProvider bytecodeProvider) { 52 InvocationPlugins invocationPlugins = plugins.getInvocationPlugins(); 53 invocationPlugins.defer(new Runnable() { 54 @Override 55 public void run() { 56 registerIntegerLongPlugins(invocationPlugins, IntegerSubstitutions.class, JavaKind.Int, bytecodeProvider); 57 registerIntegerLongPlugins(invocationPlugins, LongSubstitutions.class, JavaKind.Long, bytecodeProvider); 58 registerMathPlugins(invocationPlugins); 59 } 60 }); 61 } 62 63 private static void registerIntegerLongPlugins(InvocationPlugins plugins, Class<?> substituteDeclaringClass, JavaKind kind, BytecodeProvider bytecodeProvider) { 64 Class<?> declaringClass = kind.toBoxedJavaClass(); 65 Class<?> type = kind.toJavaClass(); 66 Registration r = new Registration(plugins, declaringClass, bytecodeProvider); 67 r.registerMethodSubstitution(substituteDeclaringClass, "numberOfLeadingZeros", type); 68 r.registerMethodSubstitution(substituteDeclaringClass, "numberOfTrailingZeros", type); 69 70 r.register1("bitCount", type, new InvocationPlugin() { 71 @Override 72 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode value) { 73 b.push(JavaKind.Int, b.append(new BitCountNode(value).canonical(null))); 74 return true; 75 } 76 }); 77 } 78 79 private static void registerMathPlugins(InvocationPlugins plugins) { 80 Registration r = new Registration(plugins, Math.class); 81 registerUnaryMath(r, "sin", SIN); 82 registerUnaryMath(r, "cos", COS); 83 registerUnaryMath(r, "tan", TAN); 84 registerUnaryMath(r, "exp", EXP); 85 registerUnaryMath(r, "log", LOG); 86 registerUnaryMath(r, "log10", LOG10); 87 r.register2("pow", Double.TYPE, Double.TYPE, new InvocationPlugin() { 88 @Override 89 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode x, ValueNode y) { 90 b.push(JavaKind.Double, b.append(BinaryMathIntrinsicNode.create(x, y, BinaryMathIntrinsicNode.BinaryOperation.POW))); 91 return true; 92 } 93 }); 94 } 95 96 private static void registerUnaryMath(Registration r, String name, UnaryOperation operation) { 97 r.register1(name, Double.TYPE, new InvocationPlugin() { 98 @Override 99 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode value) { 100 b.push(JavaKind.Double, b.append(UnaryMathIntrinsicNode.create(value, operation))); 101 return true; 102 } 103 }); 104 } 105} 106