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1
7
8 package org.gjt.jclasslib.bytecode;
9
10
16 public class OpcodesUtil implements Opcodes {
17
18 private static String  [] opcodeVerbose;
19
20 static {
21
22 opcodeVerbose = new String [256];
23
24 opcodeVerbose[OPCODE_NOP] = "nop";
25 opcodeVerbose[OPCODE_ACONST_NULL] = "aconst_null";
26 opcodeVerbose[OPCODE_ICONST_M1] = "iconst_m1";
27 opcodeVerbose[OPCODE_ICONST_0] = "iconst_0";
28 opcodeVerbose[OPCODE_ICONST_1] = "iconst_1";
29 opcodeVerbose[OPCODE_ICONST_2] = "iconst_2";
30 opcodeVerbose[OPCODE_ICONST_3] = "iconst_3";
31 opcodeVerbose[OPCODE_ICONST_4] = "iconst_4";
32 opcodeVerbose[OPCODE_ICONST_5] = "iconst_5";
33 opcodeVerbose[OPCODE_LCONST_0] = "lconst_0";
34 opcodeVerbose[OPCODE_LCONST_1] = "lconst_1";
35 opcodeVerbose[OPCODE_FCONST_0] = "fconst_0";
36 opcodeVerbose[OPCODE_FCONST_1] = "fconst_1";
37 opcodeVerbose[OPCODE_FCONST_2] = "fconst_2";
38 opcodeVerbose[OPCODE_DCONST_0] = "dconst_0";
39 opcodeVerbose[OPCODE_DCONST_1] = "dconst_1";
40 opcodeVerbose[OPCODE_BIPUSH] = "bipush";
41 opcodeVerbose[OPCODE_SIPUSH] = "sipush";
42 opcodeVerbose[OPCODE_LDC] = "ldc";
43 opcodeVerbose[OPCODE_LDC_W] = "ldc_w";
44 opcodeVerbose[OPCODE_LDC2_W] = "ldc2_w";
45 opcodeVerbose[OPCODE_ILOAD] = "iload";
46 opcodeVerbose[OPCODE_LLOAD] = "lload";
47 opcodeVerbose[OPCODE_FLOAD] = "fload";
48 opcodeVerbose[OPCODE_DLOAD] = "dload";
49 opcodeVerbose[OPCODE_ALOAD] = "aload";
50 opcodeVerbose[OPCODE_ILOAD_0] = "iload_0";
51 opcodeVerbose[OPCODE_ILOAD_1] = "iload_1";
52 opcodeVerbose[OPCODE_ILOAD_2] = "iload_2";
53 opcodeVerbose[OPCODE_ILOAD_3] = "iload_3";
54 opcodeVerbose[OPCODE_LLOAD_0] = "lload_0";
55 opcodeVerbose[OPCODE_LLOAD_1] = "lload_1";
56 opcodeVerbose[OPCODE_LLOAD_2] = "lload_2";
57 opcodeVerbose[OPCODE_LLOAD_3] = "lload_3";
58 opcodeVerbose[OPCODE_FLOAD_0] = "fload_0";
59 opcodeVerbose[OPCODE_FLOAD_1] = "fload_1";
60 opcodeVerbose[OPCODE_FLOAD_2] = "fload_2";
61 opcodeVerbose[OPCODE_FLOAD_3] = "fload_3";
62 opcodeVerbose[OPCODE_DLOAD_0] = "dload_0";
63 opcodeVerbose[OPCODE_DLOAD_1] = "dload_1";
64 opcodeVerbose[OPCODE_DLOAD_2] = "dload_2";
65 opcodeVerbose[OPCODE_DLOAD_3] = "dload_3";
66 opcodeVerbose[OPCODE_ALOAD_0] = "aload_0";
67 opcodeVerbose[OPCODE_ALOAD_1] = "aload_1";
68 opcodeVerbose[OPCODE_ALOAD_2] = "aload_2";
69 opcodeVerbose[OPCODE_ALOAD_3] = "aload_3";
70 opcodeVerbose[OPCODE_IALOAD] = "iaload";
71 opcodeVerbose[OPCODE_LALOAD] = "laload";
72 opcodeVerbose[OPCODE_FALOAD] = "faload";
73 opcodeVerbose[OPCODE_DALOAD] = "daload";
74 opcodeVerbose[OPCODE_AALOAD] = "aaload";
75 opcodeVerbose[OPCODE_BALOAD] = "baload";
76 opcodeVerbose[OPCODE_CALOAD] = "caload";
77 opcodeVerbose[OPCODE_SALOAD] = "saload";
78 opcodeVerbose[OPCODE_ISTORE] = "istore";
79 opcodeVerbose[OPCODE_LSTORE] = "lstore";
80 opcodeVerbose[OPCODE_FSTORE] = "fstore";
81 opcodeVerbose[OPCODE_DSTORE] = "dstore";
82 opcodeVerbose[OPCODE_ASTORE] = "astore";
83 opcodeVerbose[OPCODE_ISTORE_0] = "istore_0";
84 opcodeVerbose[OPCODE_ISTORE_1] = "istore_1";
85 opcodeVerbose[OPCODE_ISTORE_2] = "istore_2";
86 opcodeVerbose[OPCODE_ISTORE_3] = "istore_3";
87 opcodeVerbose[OPCODE_LSTORE_0] = "lstore_0";
88 opcodeVerbose[OPCODE_LSTORE_1] = "lstore_1";
89 opcodeVerbose[OPCODE_LSTORE_2] = "lstore_2";
90 opcodeVerbose[OPCODE_LSTORE_3] = "lstore_3";
91 opcodeVerbose[OPCODE_FSTORE_0] = "fstore_0";
92 opcodeVerbose[OPCODE_FSTORE_1] = "fstore_1";
93 opcodeVerbose[OPCODE_FSTORE_2] = "fstore_2";
94 opcodeVerbose[OPCODE_FSTORE_3] = "fstore_3";
95 opcodeVerbose[OPCODE_DSTORE_0] = "dstore_0";
96 opcodeVerbose[OPCODE_DSTORE_1] = "dstore_1";
97 opcodeVerbose[OPCODE_DSTORE_2] = "dstore_2";
98 opcodeVerbose[OPCODE_DSTORE_3] = "dstore_3";
99 opcodeVerbose[OPCODE_ASTORE_0] = "astore_0";
100 opcodeVerbose[OPCODE_ASTORE_1] = "astore_1";
101 opcodeVerbose[OPCODE_ASTORE_2] = "astore_2";
102 opcodeVerbose[OPCODE_ASTORE_3] = "astore_3";
103 opcodeVerbose[OPCODE_IASTORE] = "iastore";
104 opcodeVerbose[OPCODE_LASTORE] = "lastore";
105 opcodeVerbose[OPCODE_FASTORE] = "fastore";
106 opcodeVerbose[OPCODE_DASTORE] = "dastore";
107 opcodeVerbose[OPCODE_AASTORE] = "aastore";
108 opcodeVerbose[OPCODE_BASTORE] = "bastore";
109 opcodeVerbose[OPCODE_CASTORE] = "castore";
110 opcodeVerbose[OPCODE_SASTORE] = "sastore";
111 opcodeVerbose[OPCODE_POP] = "pop";
112 opcodeVerbose[OPCODE_POP2] = "pop2";
113 opcodeVerbose[OPCODE_DUP] = "dup";
114 opcodeVerbose[OPCODE_DUP_X1] = "dup_x1";
115 opcodeVerbose[OPCODE_DUP_X2] = "dup_x2";
116 opcodeVerbose[OPCODE_DUP2] = "dup2";
117 opcodeVerbose[OPCODE_DUP2_X1] = "dup2_x1";
118 opcodeVerbose[OPCODE_DUP2_X2] = "dup2_x2";
119 opcodeVerbose[OPCODE_SWAP] = "swap";
120 opcodeVerbose[OPCODE_IADD] = "iadd";
121 opcodeVerbose[OPCODE_LADD] = "ladd";
122 opcodeVerbose[OPCODE_FADD] = "fadd";
123 opcodeVerbose[OPCODE_DADD] = "dadd";
124 opcodeVerbose[OPCODE_ISUB] = "isub";
125 opcodeVerbose[OPCODE_LSUB] = "lsub";
126 opcodeVerbose[OPCODE_FSUB] = "fsub";
127 opcodeVerbose[OPCODE_DSUB] = "dsub";
128 opcodeVerbose[OPCODE_IMUL] = "imul";
129 opcodeVerbose[OPCODE_LMUL] = "lmul";
130 opcodeVerbose[OPCODE_FMUL] = "fmul";
131 opcodeVerbose[OPCODE_DMUL] = "dmul";
132 opcodeVerbose[OPCODE_IDIV] = "idiv";
133 opcodeVerbose[OPCODE_LDIV] = "ldiv";
134 opcodeVerbose[OPCODE_FDIV] = "fdiv";
135 opcodeVerbose[OPCODE_DDIV] = "ddiv";
136 opcodeVerbose[OPCODE_IREM] = "irem";
137 opcodeVerbose[OPCODE_LREM] = "lrem";
138 opcodeVerbose[OPCODE_FREM] = "frem";
139 opcodeVerbose[OPCODE_DREM] = "drem";
140 opcodeVerbose[OPCODE_INEG] = "ineg";
141 opcodeVerbose[OPCODE_LNEG] = "lneg";
142 opcodeVerbose[OPCODE_FNEG] = "fneg";
143 opcodeVerbose[OPCODE_DNEG] = "dneg";
144 opcodeVerbose[OPCODE_ISHL] = "ishl";
145 opcodeVerbose[OPCODE_LSHL] = "lshl";
146 opcodeVerbose[OPCODE_ISHR] = "ishr";
147 opcodeVerbose[OPCODE_LSHR] = "lshr";
148 opcodeVerbose[OPCODE_IUSHR] = "iushr";
149 opcodeVerbose[OPCODE_LUSHR] = "lushr";
150 opcodeVerbose[OPCODE_IAND] = "iand";
151 opcodeVerbose[OPCODE_LAND] = "land";
152 opcodeVerbose[OPCODE_IOR] = "ior";
153 opcodeVerbose[OPCODE_LOR] = "lor";
154 opcodeVerbose[OPCODE_IXOR] = "ixor";
155 opcodeVerbose[OPCODE_LXOR] = "lxor";
156 opcodeVerbose[OPCODE_IINC] = "iinc";
157 opcodeVerbose[OPCODE_I2L] = "i2l";
158 opcodeVerbose[OPCODE_I2F] = "i2f";
159 opcodeVerbose[OPCODE_I2D] = "i2d";
160 opcodeVerbose[OPCODE_L2I] = "l2i";
161 opcodeVerbose[OPCODE_L2F] = "l2f";
162 opcodeVerbose[OPCODE_L2D] = "l2d";
163 opcodeVerbose[OPCODE_F2I] = "f2i";
164 opcodeVerbose[OPCODE_F2L] = "f2l";
165 opcodeVerbose[OPCODE_F2D] = "f2d";
166 opcodeVerbose[OPCODE_D2I] = "d2i";
167 opcodeVerbose[OPCODE_D2L] = "d2l";
168 opcodeVerbose[OPCODE_D2F] = "d2f";
169 opcodeVerbose[OPCODE_I2B] = "i2b";
170 opcodeVerbose[OPCODE_I2C] = "i2c";
171 opcodeVerbose[OPCODE_I2S] = "i2s";
172 opcodeVerbose[OPCODE_LCMP] = "lcmp";
173 opcodeVerbose[OPCODE_FCMPL] = "fcmpl";
174 opcodeVerbose[OPCODE_FCMPG] = "fcmpg";
175 opcodeVerbose[OPCODE_DCMPL] = "dcmpl";
176 opcodeVerbose[OPCODE_DCMPG] = "dcmpg";
177 opcodeVerbose[OPCODE_IFEQ] = "ifeq";
178 opcodeVerbose[OPCODE_IFNE] = "ifne";
179 opcodeVerbose[OPCODE_IFLT] = "iflt";
180 opcodeVerbose[OPCODE_IFGE] = "ifge";
181 opcodeVerbose[OPCODE_IFGT] = "ifgt";
182 opcodeVerbose[OPCODE_IFLE] = "ifle";
183 opcodeVerbose[OPCODE_IF_ICMPEQ] = "if_icmpeq";
184 opcodeVerbose[OPCODE_IF_ICMPNE] = "if_icmpne";
185 opcodeVerbose[OPCODE_IF_ICMPLT] = "if_icmplt";
186 opcodeVerbose[OPCODE_IF_ICMPGE] = "if_icmpge";
187 opcodeVerbose[OPCODE_IF_ICMPGT] = "if_icmpgt";
188 opcodeVerbose[OPCODE_IF_ICMPLE] = "if_icmple";
189 opcodeVerbose[OPCODE_IF_ACMPEQ] = "if_acmpeq";
190 opcodeVerbose[OPCODE_IF_ACMPNE] = "if_acmpne";
191 opcodeVerbose[OPCODE_GOTO] = "goto";
192 opcodeVerbose[OPCODE_JSR] = "jsr";
193 opcodeVerbose[OPCODE_RET] = "ret";
194 opcodeVerbose[OPCODE_TABLESWITCH] = "tableswitch";
195 opcodeVerbose[OPCODE_LOOKUPSWITCH] = "lookupswitch";
196 opcodeVerbose[OPCODE_IRETURN] = "ireturn";
197 opcodeVerbose[OPCODE_LRETURN] = "lreturn";
198 opcodeVerbose[OPCODE_FRETURN] = "freturn";
199 opcodeVerbose[OPCODE_DRETURN] = "dreturn";
200 opcodeVerbose[OPCODE_ARETURN] = "areturn";
201 opcodeVerbose[OPCODE_RETURN] = "return";
202 opcodeVerbose[OPCODE_GETSTATIC] = "getstatic";
203 opcodeVerbose[OPCODE_PUTSTATIC] = "putstatic";
204 opcodeVerbose[OPCODE_GETFIELD] = "getfield";
205 opcodeVerbose[OPCODE_PUTFIELD] = "putfield";
206 opcodeVerbose[OPCODE_INVOKEVIRTUAL] = "invokevirtual";
207 opcodeVerbose[OPCODE_INVOKESPECIAL] = "invokespecial";
208 opcodeVerbose[OPCODE_INVOKESTATIC] = "invokestatic";
209 opcodeVerbose[OPCODE_INVOKEINTERFACE] = "invokeinterface";
210 opcodeVerbose[OPCODE_XXXUNUSEDXXX] = "xxxunusedxxx";
211 opcodeVerbose[OPCODE_NEW] = "new";
212 opcodeVerbose[OPCODE_NEWARRAY] = "newarray";
213 opcodeVerbose[OPCODE_ANEWARRAY] = "anewarray";
214 opcodeVerbose[OPCODE_ARRAYLENGTH] = "arraylength";
215 opcodeVerbose[OPCODE_ATHROW] = "athrow";
216 opcodeVerbose[OPCODE_CHECKCAST] = "checkcast";
217 opcodeVerbose[OPCODE_INSTANCEOF] = "instanceof";
218 opcodeVerbose[OPCODE_MONITORENTER] = "monitorenter";
219 opcodeVerbose[OPCODE_MONITOREXIT] = "monitorexit";
220 opcodeVerbose[OPCODE_WIDE] = "wide";
221 opcodeVerbose[OPCODE_MULTIANEWARRAY] = "multianewarray";
222 opcodeVerbose[OPCODE_IFNULL] = "ifnull";
223 opcodeVerbose[OPCODE_IFNONNULL] = "ifnonnull";
224 opcodeVerbose[OPCODE_GOTO_W] = "goto_w";
225 opcodeVerbose[OPCODE_JSR_W] = "jsr_w";
226 opcodeVerbose[OPCODE_BREAKPOINT] = "breakpoint";
227 opcodeVerbose[OPCODE_IMPDEP1] = "impdep1";
228 opcodeVerbose[OPCODE_IMPDEP2] = "impdep2";
229
230 }
231
232
233
238 public static String getVerbose(int opcode) {
239 if (opcode < 0 || opcode > 255) {
240 return null;
241 } else {
242 return opcodeVerbose[opcode];
243 }
244 }
245
246
252 public static String getArrayTypeVerbose(int arrayType) {
253
254 switch (arrayType) {
255 case NEWARRAY_T_BOOLEAN:
256 return "boolean";
257 case NEWARRAY_T_CHAR:
258 return "char";
259 case NEWARRAY_T_FLOAT:
260 return "float";
261 case NEWARRAY_T_DOUBLE:
262 return "double";
263 case NEWARRAY_T_BYTE:
264 return "byte";
265 case NEWARRAY_T_SHORT:
266 return "short";
267 case NEWARRAY_T_INT:
268 return "int";
269 case NEWARRAY_T_LONG:
270 return "long";
271 default:
272 return "invalid array type";
273 }
274 }
275 }
276 |
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