| /* |
| * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| package org.graalvm.compiler.hotspot.amd64; |
| |
| import static org.graalvm.compiler.hotspot.amd64.AMD64HotSpotForeignCallsProvider.ARITHMETIC_COS_STUB; |
| import static org.graalvm.compiler.hotspot.amd64.AMD64HotSpotForeignCallsProvider.ARITHMETIC_EXP_STUB; |
| import static org.graalvm.compiler.hotspot.amd64.AMD64HotSpotForeignCallsProvider.ARITHMETIC_LOG10_STUB; |
| import static org.graalvm.compiler.hotspot.amd64.AMD64HotSpotForeignCallsProvider.ARITHMETIC_LOG_STUB; |
| import static org.graalvm.compiler.hotspot.amd64.AMD64HotSpotForeignCallsProvider.ARITHMETIC_POW_STUB; |
| import static org.graalvm.compiler.hotspot.amd64.AMD64HotSpotForeignCallsProvider.ARITHMETIC_SIN_STUB; |
| import static org.graalvm.compiler.hotspot.amd64.AMD64HotSpotForeignCallsProvider.ARITHMETIC_TAN_STUB; |
| |
| import org.graalvm.compiler.api.replacements.Snippet; |
| import org.graalvm.compiler.core.common.spi.ForeignCallDescriptor; |
| import org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage; |
| import org.graalvm.compiler.hotspot.meta.HotSpotProviders; |
| import org.graalvm.compiler.hotspot.stubs.SnippetStub; |
| import org.graalvm.compiler.replacements.nodes.BinaryMathIntrinsicNode; |
| import org.graalvm.compiler.replacements.nodes.BinaryMathIntrinsicNode.BinaryOperation; |
| import org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode; |
| import org.graalvm.compiler.replacements.nodes.UnaryMathIntrinsicNode.UnaryOperation; |
| |
| /** |
| * Stub called to support {@link Math}. |
| */ |
| public class AMD64MathStub extends SnippetStub { |
| |
| public AMD64MathStub(ForeignCallDescriptor descriptor, HotSpotProviders providers, HotSpotForeignCallLinkage linkage) { |
| super(snippetName(descriptor), providers, linkage); |
| } |
| |
| private static String snippetName(ForeignCallDescriptor descriptor) { |
| if (descriptor == ARITHMETIC_LOG_STUB) { |
| return "log"; |
| } |
| if (descriptor == ARITHMETIC_LOG10_STUB) { |
| return "log10"; |
| } |
| if (descriptor == ARITHMETIC_SIN_STUB) { |
| return "sin"; |
| } |
| if (descriptor == ARITHMETIC_COS_STUB) { |
| return "cos"; |
| } |
| if (descriptor == ARITHMETIC_TAN_STUB) { |
| return "tan"; |
| } |
| if (descriptor == ARITHMETIC_EXP_STUB) { |
| return "exp"; |
| } |
| if (descriptor == ARITHMETIC_POW_STUB) { |
| return "pow"; |
| } |
| throw new InternalError("Unknown operation " + descriptor); |
| } |
| |
| @Snippet |
| private static double log(double value) { |
| return UnaryMathIntrinsicNode.compute(value, UnaryOperation.LOG); |
| } |
| |
| @Snippet |
| private static double log10(double value) { |
| return UnaryMathIntrinsicNode.compute(value, UnaryOperation.LOG10); |
| } |
| |
| @Snippet |
| private static double sin(double value) { |
| return UnaryMathIntrinsicNode.compute(value, UnaryOperation.SIN); |
| } |
| |
| @Snippet |
| private static double cos(double value) { |
| return UnaryMathIntrinsicNode.compute(value, UnaryOperation.COS); |
| } |
| |
| @Snippet |
| private static double tan(double value) { |
| return UnaryMathIntrinsicNode.compute(value, UnaryOperation.TAN); |
| } |
| |
| @Snippet |
| private static double exp(double value) { |
| return UnaryMathIntrinsicNode.compute(value, UnaryOperation.EXP); |
| } |
| |
| @Snippet |
| private static double pow(double value1, double value2) { |
| return BinaryMathIntrinsicNode.compute(value1, value2, BinaryOperation.POW); |
| } |
| } |