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My first initial commit with all of mine experimental changes.

Dmitry Kabak (userdima committed 13 years ago

Commit d37b88d1 parent 3f5b46618352 files · +2598093 −-8690Browse files

Showing the changes to java/pkg/sun/tools/tree/NewArrayExpression.java (1 of 18352 files). Show all

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java/pkg/sun/tools/tree/NewArrayExpression.java+161−0
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1+/*
2+ * Copyright (c) 1994, 2003, 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 sun.tools.tree;
27+
28+import sun.tools.java.*;
29+import sun.tools.asm.Assembler;
30+import sun.tools.asm.ArrayData;
31+import java.io.PrintStream;
32+import java.util.Hashtable;
33+
34+/**
35+ * WARNING: The contents of this source file are not part of any
36+ * supported API. Code that depends on them does so at its own risk:
37+ * they are subject to change or removal without notice.
38+ */
39+public
40+class NewArrayExpression extends NaryExpression {
41+ Expression init;
42+
43+ /**
44+ * Constructor
45+ */
46+ public NewArrayExpression(long where, Expression right, Expression args[]) {
47+ super(NEWARRAY, where, Type.tError, right, args);
48+ }
49+
50+ public NewArrayExpression(long where, Expression right, Expression args[], Expression init) {
51+ this(where, right, args);
52+ this.init = init;
53+ }
54+
55+ /**
56+ * Check
57+ */
58+ public Vset checkValue(Environment env, Context ctx, Vset vset, Hashtable exp) {
59+ type = right.toType(env, ctx);
60+
61+ boolean flag = (init != null); // flag says that dims are forbidden
62+ for (int i = 0 ; i < args.length ; i++) {
63+ Expression dim = args[i];
64+ if (dim == null) {
65+ if (i == 0 && !flag) {
66+ env.error(where, "array.dim.missing");
67+ }
68+ flag = true;
69+ } else {
70+ if (flag) {
71+ env.error(dim.where, "invalid.array.dim");
72+ }
73+ vset = dim.checkValue(env, ctx, vset, exp);
74+ args[i] = convert(env, ctx, Type.tInt, dim);
75+ }
76+ type = Type.tArray(type);
77+ }
78+ if (init != null) {
79+ vset = init.checkInitializer(env, ctx, vset, type, exp);
80+ init = convert(env, ctx, type, init);
81+ }
82+ return vset;
83+ }
84+
85+ public Expression copyInline(Context ctx) {
86+ NewArrayExpression e = (NewArrayExpression)super.copyInline(ctx);
87+ if (init != null) {
88+ e.init = init.copyInline(ctx);
89+ }
90+ return e;
91+ }
92+
93+ /**
94+ * Inline
95+ */
96+ public Expression inline(Environment env, Context ctx) {
97+ Expression e = null;
98+ for (int i = 0 ; i < args.length ; i++) {
99+ if (args[i] != null) {
100+ e = (e != null) ? new CommaExpression(where, e, args[i]) : args[i];
101+ }
102+ }
103+ if (init != null)
104+ e = (e != null) ? new CommaExpression(where, e, init) : init;
105+ return (e != null) ? e.inline(env, ctx) : null;
106+ }
107+ public Expression inlineValue(Environment env, Context ctx) {
108+ if (init != null)
109+ return init.inlineValue(env, ctx); // args are all null
110+ for (int i = 0 ; i < args.length ; i++) {
111+ if (args[i] != null) {
112+ args[i] = args[i].inlineValue(env, ctx);
113+ }
114+ }
115+ return this;
116+ }
117+
118+ /**
119+ * Code
120+ */
121+ public void codeValue(Environment env, Context ctx, Assembler asm) {
122+ int t = 0;
123+ for (int i = 0 ; i < args.length ; i++) {
124+ if (args[i] != null) {
125+ args[i].codeValue(env, ctx, asm);
126+ t++;
127+ }
128+ }
129+ if (args.length > 1) {
130+ asm.add(where, opc_multianewarray, new ArrayData(type, t));
131+ return;
132+ }
133+
134+ switch (type.getElementType().getTypeCode()) {
135+ case TC_BOOLEAN:
136+ asm.add(where, opc_newarray, new Integer(T_BOOLEAN)); break;
137+ case TC_BYTE:
138+ asm.add(where, opc_newarray, new Integer(T_BYTE)); break;
139+ case TC_SHORT:
140+ asm.add(where, opc_newarray, new Integer(T_SHORT)); break;
141+ case TC_CHAR:
142+ asm.add(where, opc_newarray, new Integer(T_CHAR)); break;
143+ case TC_INT:
144+ asm.add(where, opc_newarray, new Integer(T_INT)); break;
145+ case TC_LONG:
146+ asm.add(where, opc_newarray, new Integer(T_LONG)); break;
147+ case TC_FLOAT:
148+ asm.add(where, opc_newarray, new Integer(T_FLOAT)); break;
149+ case TC_DOUBLE:
150+ asm.add(where, opc_newarray, new Integer(T_DOUBLE)); break;
151+ case TC_ARRAY:
152+ asm.add(where, opc_anewarray, type.getElementType()); break;
153+ case TC_CLASS:
154+ asm.add(where, opc_anewarray,
155+ env.getClassDeclaration(type.getElementType()));
156+ break;
157+ default:
158+ throw new CompilerError("codeValue");
159+ }
160+ }
161+}