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/*
* Copyright 2000-2014 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jetbrains.java.decompiler.code.interpreter;
import org.jetbrains.java.decompiler.code.Instruction;
import org.jetbrains.java.decompiler.struct.StructClass;
import org.jetbrains.java.decompiler.struct.StructContext;
// FIXME: move to StructContext
public class Util {
private static final String[][] runtime_exceptions = {
null, // public final static int opc_nop = 0;
null, // public final static int opc_aconst_null = 1;
null, // public final static int opc_iconst_m1 = 2;
null, // public final static int opc_iconst_0 = 3;
null, // public final static int opc_iconst_1 = 4;
null, // public final static int opc_iconst_2 = 5;
null, // public final static int opc_iconst_3 = 6;
null, // public final static int opc_iconst_4 = 7;
null, // public final static int opc_iconst_5 = 8;
null, // public final static int opc_lconst_0 = 9;
null, // public final static int opc_lconst_1 = 10;
null, // public final static int opc_fconst_0 = 11;
null, // public final static int opc_fconst_1 = 12;
null, // public final static int opc_fconst_2 = 13;
null, // public final static int opc_dconst_0 = 14;
null, // public final static int opc_dconst_1 = 15;
null, // public final static int opc_bipush = 16;
null, // public final static int opc_sipush = 17;
null, // public final static int opc_ldc = 18;
null, // public final static int opc_ldc_w = 19;
null, // public final static int opc_ldc2_w = 20;
null, // public final static int opc_iload = 21;
null, // public final static int opc_lload = 22;
null, // public final static int opc_fload = 23;
null, // public final static int opc_dload = 24;
null, // public final static int opc_aload = 25;
null, // public final static int opc_iload_0 = 26;
null, // public final static int opc_iload_1 = 27;
null, // public final static int opc_iload_2 = 28;
null, // public final static int opc_iload_3 = 29;
null, // public final static int opc_lload_0 = 30;
null, // public final static int opc_lload_1 = 31;
null, // public final static int opc_lload_2 = 32;
null, // public final static int opc_lload_3 = 33;
null, // public final static int opc_fload_0 = 34;
null, // public final static int opc_fload_1 = 35;
null, // public final static int opc_fload_2 = 36;
null, // public final static int opc_fload_3 = 37;
null, // public final static int opc_dload_0 = 38;
null, // public final static int opc_dload_1 = 39;
null, // public final static int opc_dload_2 = 40;
null, // public final static int opc_dload_3 = 41;
null, // public final static int opc_aload_0 = 42;
null, // public final static int opc_aload_1 = 43;
null, // public final static int opc_aload_2 = 44;
null, // public final static int opc_aload_3 = 45;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_iaload = 46;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_laload = 47;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_faload = 48;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_daload = 49;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_aaload = 50;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_baload = 51;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_caload = 52;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_saload = 53;
null, // public final static int opc_istore = 54;
null, // public final static int opc_lstore = 55;
null, // public final static int opc_fstore = 56;
null, // public final static int opc_dstore = 57;
null, // public final static int opc_astore = 58;
null, // public final static int opc_istore_0 = 59;
null, // public final static int opc_istore_1 = 60;
null, // public final static int opc_istore_2 = 61;
null, // public final static int opc_istore_3 = 62;
null, // public final static int opc_lstore_0 = 63;
null, // public final static int opc_lstore_1 = 64;
null, // public final static int opc_lstore_2 = 65;
null, // public final static int opc_lstore_3 = 66;
null, // public final static int opc_fstore_0 = 67;
null, // public final static int opc_fstore_1 = 68;
null, // public final static int opc_fstore_2 = 69;
null, // public final static int opc_fstore_3 = 70;
null, // public final static int opc_dstore_0 = 71;
null, // public final static int opc_dstore_1 = 72;
null, // public final static int opc_dstore_2 = 73;
null, // public final static int opc_dstore_3 = 74;
null, // public final static int opc_astore_0 = 75;
null, // public final static int opc_astore_1 = 76;
null, // public final static int opc_astore_2 = 77;
null, // public final static int opc_astore_3 = 78;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_iastore = 79;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_lastore = 80;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_fastore = 81;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_dastore = 82;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException", "java/lang/ArrayStoreException"},
// public final static int opc_aastore = 83;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_bastore = 84;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_castore = 85;
{"java/lang/NullPointerException", "java/lang/ArrayIndexOutOfBoundsException"},
// public final static int opc_sastore = 86;
null, // public final static int opc_pop = 87;
null, // public final static int opc_pop2 = 88;
null, // public final static int opc_dup = 89;
null, // public final static int opc_dup_x1 = 90;
null, // public final static int opc_dup_x2 = 91;
null, // public final static int opc_dup2 = 92;
null, // public final static int opc_dup2_x1 = 93;
null, // public final static int opc_dup2_x2 = 94;
null, // public final static int opc_swap = 95;
null, // public final static int opc_iadd = 96;
null, // public final static int opc_ladd = 97;
null, // public final static int opc_fadd = 98;
null, // public final static int opc_dadd = 99;
null, // public final static int opc_isub = 100;
null, // public final static int opc_lsub = 101;
null, // public final static int opc_fsub = 102;
null, // public final static int opc_dsub = 103;
null, // public final static int opc_imul = 104;
null, // public final static int opc_lmul = 105;
null, // public final static int opc_fmul = 106;
null, // public final static int opc_dmul = 107;
{"java/lang/ArithmeticException"}, // public final static int opc_idiv = 108;
{"java/lang/ArithmeticException"}, // public final static int opc_ldiv = 109;
null, // public final static int opc_fdiv = 110;
null, // public final static int opc_ddiv = 111;
{"java/lang/ArithmeticException"}, // public final static int opc_irem = 112;
{"java/lang/ArithmeticException"}, // public final static int opc_lrem = 113;
null, // public final static int opc_frem = 114;
null, // public final static int opc_drem = 115;
null, // public final static int opc_ineg = 116;
null, // public final static int opc_lneg = 117;
null, // public final static int opc_fneg = 118;
null, // public final static int opc_dneg = 119;
null, // public final static int opc_ishl = 120;
null, // public final static int opc_lshl = 121;
null, // public final static int opc_ishr = 122;
null, // public final static int opc_lshr = 123;
null, // public final static int opc_iushr = 124;
null, // public final static int opc_lushr = 125;
null, // public final static int opc_iand = 126;
null, // public final static int opc_land = 127;
null, // public final static int opc_ior = 128;
null, // public final static int opc_lor = 129;
null, // public final static int opc_ixor = 130;
null, // public final static int opc_lxor = 131;
null, // public final static int opc_iinc = 132;
null, // public final static int opc_i2l = 133;
null, // public final static int opc_i2f = 134;
null, // public final static int opc_i2d = 135;
null, // public final static int opc_l2i = 136;
null, // public final static int opc_l2f = 137;
null, // public final static int opc_l2d = 138;
null, // public final static int opc_f2i = 139;
null, // public final static int opc_f2l = 140;
null, // public final static int opc_f2d = 141;
null, // public final static int opc_d2i = 142;
null, // public final static int opc_d2l = 143;
null, // public final static int opc_d2f = 144;
null, // public final static int opc_i2b = 145;
null, // public final static int opc_i2c = 146;
null, // public final static int opc_i2s = 147;
null, // public final static int opc_lcmp = 148;
null, // public final static int opc_fcmpl = 149;
null, // public final static int opc_fcmpg = 150;
null, // public final static int opc_dcmpl = 151;
null, // public final static int opc_dcmpg = 152;
null, // public final static int opc_ifeq = 153;
null, // public final static int opc_ifne = 154;
null, // public final static int opc_iflt = 155;
null, // public final static int opc_ifge = 156;
null, // public final static int opc_ifgt = 157;
null, // public final static int opc_ifle = 158;
null, // public final static int opc_if_icmpeq = 159;
null, // public final static int opc_if_icmpne = 160;
null, // public final static int opc_if_icmplt = 161;
null, // public final static int opc_if_icmpge = 162;
null, // public final static int opc_if_icmpgt = 163;
null, // public final static int opc_if_icmple = 164;
null, // public final static int opc_if_acmpeq = 165;
null, // public final static int opc_if_acmpne = 166;
null, // public final static int opc_goto = 167;
null, // public final static int opc_jsr = 168;
null, // public final static int opc_ret = 169;
null, // public final static int opc_tableswitch = 170;
null, // public final static int opc_lookupswitch = 171;
{"java/lang/IllegalMonitorStateException"}, // public final static int opc_ireturn = 172;
{"java/lang/IllegalMonitorStateException"}, // public final static int opc_lreturn = 173;
{"java/lang/IllegalMonitorStateException"}, // public final static int opc_freturn = 174;
{"java/lang/IllegalMonitorStateException"}, // public final static int opc_dreturn = 175;
{"java/lang/IllegalMonitorStateException"}, // public final static int opc_areturn = 176;
{"java/lang/IllegalMonitorStateException"}, // public final static int opc_return = 177;
null, // public final static int opc_getstatic = 178;
null, // public final static int opc_putstatic = 179;
{"java/lang/NullPointerException"}, // public final static int opc_getfield = 180;
{"java/lang/NullPointerException"}, // public final static int opc_putfield = 181;
{"java/lang/NullPointerException", "java/lang/AbstractMethodError", "java/lang/UnsatisfiedLinkError"},
// public final static int opc_invokevirtual = 182;
{"java/lang/NullPointerException", "java/lang/UnsatisfiedLinkError"},
// public final static int opc_invokespecial = 183;
{"java/lang/UnsatisfiedLinkError"}, // public final static int opc_invokestatic = 184;
{"java/lang/NullPointerException", "java/lang/IncompatibleClassChangeError", "java/lang/IllegalAccessError",
"java/lang/java/lang/AbstractMethodError", "java/lang/UnsatisfiedLinkError"},
// public final static int opc_invokeinterface = 185;
null, // public final static int opc_xxxunusedxxx = 186;
null, // public final static int opc_new = 187;
{"java/lang/NegativeArraySizeException"}, // public final static int opc_newarray = 188;
{"java/lang/NegativeArraySizeException"}, // public final static int opc_anewarray = 189;
{"java/lang/NullPointerException"}, // public final static int opc_arraylength = 190;
{"java/lang/NullPointerException", "java/lang/IllegalMonitorStateException"},
// public final static int opc_athrow = 191;
{"java/lang/ClassCastException"}, // public final static int opc_checkcast = 192;
null, // public final static int opc_instanceof = 193;
{"java/lang/NullPointerException"}, // public final static int opc_monitorenter = 194;
{"java/lang/NullPointerException", "java/lang/IllegalMonitorStateException"},
// public final static int opc_monitorexit = 195;
null, // public final static int opc_wide = 196;
{"java/lang/NegativeArraySizeException"}, // public final static int opc_multianewarray = 197;
null, // public final static int opc_ifnull = 198;
null, // public final static int opc_ifnonnull = 199;
null, // public final static int opc_goto_w = 200;
null, // public final static int opc_jsr_w = 201;
};
public static boolean instanceOf(StructContext context, String valclass, String refclass) {
if (valclass.equals(refclass)) {
return true;
}
StructClass cl = context.getClass(valclass);
if (cl == null) {
return false;
}
if (cl.superClass != null && instanceOf(context, cl.superClass.getString(), refclass)) {
return true;
}
int[] interfaces = cl.getInterfaces();
for (int i = 0; i < interfaces.length; i++) {
String intfc = cl.getPool().getPrimitiveConstant(interfaces[i]).getString();
if (instanceOf(context, intfc, refclass)) {
return true;
}
}
return false;
}
public static String[] getRuntimeExceptions(Instruction instr) {
return runtime_exceptions[instr.opcode];
}
}
