1 /* 2 * Copyright (c) 2010, 2013, 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package jdk.nashorn.internal.codegen.types; 27 28 import jdk.internal.org.objectweb.asm.MethodVisitor; 29 30 /** 31 * Array operations, not supported by all ops 32 */ 33 interface BytecodeArrayOps { 34 35 /** 36 * Load an array element given that the array and its index are already on 37 * the stack 38 * 39 * @param method method visitor 40 * @return the array element type 41 * 42 */ 43 Type aload(MethodVisitor method); 44 45 /** 46 * Store an array element given that the array and its index and the element 47 * are on the stack 48 * 49 * @param method method visitor 50 */ 51 void astore(MethodVisitor method); 52 53 /** 54 * Generate an array length operation 55 * 56 * @param method method method visitor 57 * @return length of the array 58 */ 59 Type arraylength(MethodVisitor method); 60 61 /** 62 * Create a new array of this array type and length on stack 63 * 64 * @param method method visitor 65 * @return the type of the array 66 */ 67 Type newarray(MethodVisitor method); 68 69 /** 70 * Create a new multi array of this array type and allocate the number of 71 * dimensions given 72 * 73 * @param method method visitor 74 * @param dims number of dimensions 75 * @return the type of the new array 76 */ 77 Type newarray(MethodVisitor method, int dims); 78 }