1 /* 2 * Copyright (c) 2018, 2018, 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 jdk.vm.ci.meta.JavaKind; 28 import org.graalvm.compiler.api.replacements.Snippet; 29 import org.graalvm.compiler.core.common.spi.ForeignCallDescriptor; 30 import org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage; 31 import org.graalvm.compiler.hotspot.meta.HotSpotProviders; 32 import org.graalvm.compiler.hotspot.stubs.SnippetStub; 33 import org.graalvm.compiler.options.OptionValues; 34 import org.graalvm.compiler.replacements.amd64.AMD64ArrayIndexOfNode; 35 import jdk.internal.vm.compiler.word.Pointer; 36 37 public class AMD64ArrayIndexOfStub extends SnippetStub { 38 39 public AMD64ArrayIndexOfStub(ForeignCallDescriptor foreignCallDescriptor, OptionValues options, HotSpotProviders providers, HotSpotForeignCallLinkage linkage) { 40 super(foreignCallDescriptor.getName(), options, providers, linkage); 41 } 42 43 @Snippet 44 private static int indexOfTwoConsecutiveBytes(Pointer arrayPointer, int arrayLength, int searchValue) { 45 return AMD64ArrayIndexOfNode.optimizedArrayIndexOf(JavaKind.Byte, true, arrayPointer, arrayLength, searchValue); 46 } 47 48 @Snippet 49 private static int indexOfTwoConsecutiveChars(Pointer arrayPointer, int arrayLength, int searchValue) { 50 return AMD64ArrayIndexOfNode.optimizedArrayIndexOf(JavaKind.Char, true, arrayPointer, arrayLength, searchValue); 51 } 52 53 @Snippet 54 private static int indexOf1Byte(Pointer arrayPointer, int arrayLength, byte b) { 55 return AMD64ArrayIndexOfNode.optimizedArrayIndexOf(JavaKind.Byte, arrayPointer, arrayLength, b); 56 } 57 58 @Snippet 59 private static int indexOf2Bytes(Pointer arrayPointer, int arrayLength, byte b1, byte b2) { 60 return AMD64ArrayIndexOfNode.optimizedArrayIndexOf(JavaKind.Byte, arrayPointer, arrayLength, b1, b2); 61 } 62 63 @Snippet 64 private static int indexOf3Bytes(Pointer arrayPointer, int arrayLength, byte b1, byte b2, byte b3) { 65 return AMD64ArrayIndexOfNode.optimizedArrayIndexOf(JavaKind.Byte, arrayPointer, arrayLength, b1, b2, b3); 66 } 67 68 @Snippet 69 private static int indexOf4Bytes(Pointer arrayPointer, int arrayLength, byte b1, byte b2, byte b3, byte b4) { 70 return AMD64ArrayIndexOfNode.optimizedArrayIndexOf(JavaKind.Byte, arrayPointer, arrayLength, b1, b2, b3, b4); 71 } 72 73 @Snippet 74 private static int indexOf1Char(Pointer arrayPointer, int arrayLength, char c) { 75 return AMD64ArrayIndexOfNode.optimizedArrayIndexOf(JavaKind.Char, arrayPointer, arrayLength, c); 76 } 77 78 @Snippet 79 private static int indexOf2Chars(Pointer arrayPointer, int arrayLength, char c1, char c2) { 80 return AMD64ArrayIndexOfNode.optimizedArrayIndexOf(JavaKind.Char, arrayPointer, arrayLength, c1, c2); 81 } 82 83 @Snippet 84 private static int indexOf3Chars(Pointer arrayPointer, int arrayLength, char c1, char c2, char c3) { 85 return AMD64ArrayIndexOfNode.optimizedArrayIndexOf(JavaKind.Char, arrayPointer, arrayLength, c1, c2, c3); 86 } 87 88 @Snippet 89 private static int indexOf4Chars(Pointer arrayPointer, int arrayLength, char c1, char c2, char c3, char c4) { 90 return AMD64ArrayIndexOfNode.optimizedArrayIndexOf(JavaKind.Char, arrayPointer, arrayLength, c1, c2, c3, c4); 91 } 92 }