1 /*
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3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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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
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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      */
aload(MethodVisitor method)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      */
astore(MethodVisitor method)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      */
arraylength(MethodVisitor method)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      */
newarray(MethodVisitor method)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      */
newarray(MethodVisitor method, int dims)77     Type newarray(MethodVisitor method, int dims);
78 }
79