in asm-commons/src/main/java/org/objectweb/asm/commons/AnalyzerAdapter.java [541:909]
private void execute(final int opcode, final int intArg, final String stringArg) {
if (opcode == Opcodes.JSR || opcode == Opcodes.RET) {
throw new IllegalArgumentException("JSR/RET are not supported");
}
if (this.locals == null) {
labels = null;
return;
}
Object value1;
Object value2;
Object value3;
Object t4;
switch (opcode) {
case Opcodes.NOP:
case Opcodes.INEG:
case Opcodes.LNEG:
case Opcodes.FNEG:
case Opcodes.DNEG:
case Opcodes.I2B:
case Opcodes.I2C:
case Opcodes.I2S:
case Opcodes.GOTO:
case Opcodes.RETURN:
break;
case Opcodes.ACONST_NULL:
push(Opcodes.NULL);
break;
case Opcodes.ICONST_M1:
case Opcodes.ICONST_0:
case Opcodes.ICONST_1:
case Opcodes.ICONST_2:
case Opcodes.ICONST_3:
case Opcodes.ICONST_4:
case Opcodes.ICONST_5:
case Opcodes.BIPUSH:
case Opcodes.SIPUSH:
push(Opcodes.INTEGER);
break;
case Opcodes.LCONST_0:
case Opcodes.LCONST_1:
push(Opcodes.LONG);
push(Opcodes.TOP);
break;
case Opcodes.FCONST_0:
case Opcodes.FCONST_1:
case Opcodes.FCONST_2:
push(Opcodes.FLOAT);
break;
case Opcodes.DCONST_0:
case Opcodes.DCONST_1:
push(Opcodes.DOUBLE);
push(Opcodes.TOP);
break;
case Opcodes.ILOAD:
case Opcodes.FLOAD:
case Opcodes.ALOAD:
push(get(intArg));
break;
case Opcodes.LLOAD:
case Opcodes.DLOAD:
push(get(intArg));
push(Opcodes.TOP);
break;
case Opcodes.LALOAD:
case Opcodes.D2L:
pop(2);
push(Opcodes.LONG);
push(Opcodes.TOP);
break;
case Opcodes.DALOAD:
case Opcodes.L2D:
pop(2);
push(Opcodes.DOUBLE);
push(Opcodes.TOP);
break;
case Opcodes.AALOAD:
pop(1);
value1 = pop();
if (value1 instanceof String) {
pushDescriptor(((String) value1).substring(1));
} else if (value1 == Opcodes.NULL) {
push(value1);
} else {
push("java/lang/Object");
}
break;
case Opcodes.ISTORE:
case Opcodes.FSTORE:
case Opcodes.ASTORE:
value1 = pop();
set(intArg, value1);
if (intArg > 0) {
value2 = get(intArg - 1);
if (value2 == Opcodes.LONG || value2 == Opcodes.DOUBLE) {
set(intArg - 1, Opcodes.TOP);
}
}
break;
case Opcodes.LSTORE:
case Opcodes.DSTORE:
pop(1);
value1 = pop();
set(intArg, value1);
set(intArg + 1, Opcodes.TOP);
if (intArg > 0) {
value2 = get(intArg - 1);
if (value2 == Opcodes.LONG || value2 == Opcodes.DOUBLE) {
set(intArg - 1, Opcodes.TOP);
}
}
break;
case Opcodes.IASTORE:
case Opcodes.BASTORE:
case Opcodes.CASTORE:
case Opcodes.SASTORE:
case Opcodes.FASTORE:
case Opcodes.AASTORE:
pop(3);
break;
case Opcodes.LASTORE:
case Opcodes.DASTORE:
pop(4);
break;
case Opcodes.POP:
case Opcodes.IFEQ:
case Opcodes.IFNE:
case Opcodes.IFLT:
case Opcodes.IFGE:
case Opcodes.IFGT:
case Opcodes.IFLE:
case Opcodes.IRETURN:
case Opcodes.FRETURN:
case Opcodes.ARETURN:
case Opcodes.TABLESWITCH:
case Opcodes.LOOKUPSWITCH:
case Opcodes.ATHROW:
case Opcodes.MONITORENTER:
case Opcodes.MONITOREXIT:
case Opcodes.IFNULL:
case Opcodes.IFNONNULL:
pop(1);
break;
case Opcodes.POP2:
case Opcodes.IF_ICMPEQ:
case Opcodes.IF_ICMPNE:
case Opcodes.IF_ICMPLT:
case Opcodes.IF_ICMPGE:
case Opcodes.IF_ICMPGT:
case Opcodes.IF_ICMPLE:
case Opcodes.IF_ACMPEQ:
case Opcodes.IF_ACMPNE:
case Opcodes.LRETURN:
case Opcodes.DRETURN:
pop(2);
break;
case Opcodes.DUP:
value1 = pop();
push(value1);
push(value1);
break;
case Opcodes.DUP_X1:
value1 = pop();
value2 = pop();
push(value1);
push(value2);
push(value1);
break;
case Opcodes.DUP_X2:
value1 = pop();
value2 = pop();
value3 = pop();
push(value1);
push(value3);
push(value2);
push(value1);
break;
case Opcodes.DUP2:
value1 = pop();
value2 = pop();
push(value2);
push(value1);
push(value2);
push(value1);
break;
case Opcodes.DUP2_X1:
value1 = pop();
value2 = pop();
value3 = pop();
push(value2);
push(value1);
push(value3);
push(value2);
push(value1);
break;
case Opcodes.DUP2_X2:
value1 = pop();
value2 = pop();
value3 = pop();
t4 = pop();
push(value2);
push(value1);
push(t4);
push(value3);
push(value2);
push(value1);
break;
case Opcodes.SWAP:
value1 = pop();
value2 = pop();
push(value1);
push(value2);
break;
case Opcodes.IALOAD:
case Opcodes.BALOAD:
case Opcodes.CALOAD:
case Opcodes.SALOAD:
case Opcodes.IADD:
case Opcodes.ISUB:
case Opcodes.IMUL:
case Opcodes.IDIV:
case Opcodes.IREM:
case Opcodes.IAND:
case Opcodes.IOR:
case Opcodes.IXOR:
case Opcodes.ISHL:
case Opcodes.ISHR:
case Opcodes.IUSHR:
case Opcodes.L2I:
case Opcodes.D2I:
case Opcodes.FCMPL:
case Opcodes.FCMPG:
pop(2);
push(Opcodes.INTEGER);
break;
case Opcodes.LADD:
case Opcodes.LSUB:
case Opcodes.LMUL:
case Opcodes.LDIV:
case Opcodes.LREM:
case Opcodes.LAND:
case Opcodes.LOR:
case Opcodes.LXOR:
pop(4);
push(Opcodes.LONG);
push(Opcodes.TOP);
break;
case Opcodes.FALOAD:
case Opcodes.FADD:
case Opcodes.FSUB:
case Opcodes.FMUL:
case Opcodes.FDIV:
case Opcodes.FREM:
case Opcodes.L2F:
case Opcodes.D2F:
pop(2);
push(Opcodes.FLOAT);
break;
case Opcodes.DADD:
case Opcodes.DSUB:
case Opcodes.DMUL:
case Opcodes.DDIV:
case Opcodes.DREM:
pop(4);
push(Opcodes.DOUBLE);
push(Opcodes.TOP);
break;
case Opcodes.LSHL:
case Opcodes.LSHR:
case Opcodes.LUSHR:
pop(3);
push(Opcodes.LONG);
push(Opcodes.TOP);
break;
case Opcodes.IINC:
set(intArg, Opcodes.INTEGER);
break;
case Opcodes.I2L:
case Opcodes.F2L:
pop(1);
push(Opcodes.LONG);
push(Opcodes.TOP);
break;
case Opcodes.I2F:
pop(1);
push(Opcodes.FLOAT);
break;
case Opcodes.I2D:
case Opcodes.F2D:
pop(1);
push(Opcodes.DOUBLE);
push(Opcodes.TOP);
break;
case Opcodes.F2I:
case Opcodes.ARRAYLENGTH:
case Opcodes.INSTANCEOF:
pop(1);
push(Opcodes.INTEGER);
break;
case Opcodes.LCMP:
case Opcodes.DCMPL:
case Opcodes.DCMPG:
pop(4);
push(Opcodes.INTEGER);
break;
case Opcodes.GETSTATIC:
pushDescriptor(stringArg);
break;
case Opcodes.PUTSTATIC:
pop(stringArg);
break;
case Opcodes.GETFIELD:
pop(1);
pushDescriptor(stringArg);
break;
case Opcodes.PUTFIELD:
pop(stringArg);
pop();
break;
case Opcodes.NEW:
push(labels.get(0));
break;
case Opcodes.NEWARRAY:
pop();
switch (intArg) {
case Opcodes.T_BOOLEAN:
pushDescriptor("[Z");
break;
case Opcodes.T_CHAR:
pushDescriptor("[C");
break;
case Opcodes.T_BYTE:
pushDescriptor("[B");
break;
case Opcodes.T_SHORT:
pushDescriptor("[S");
break;
case Opcodes.T_INT:
pushDescriptor("[I");
break;
case Opcodes.T_FLOAT:
pushDescriptor("[F");
break;
case Opcodes.T_DOUBLE:
pushDescriptor("[D");
break;
case Opcodes.T_LONG:
pushDescriptor("[J");
break;
default:
throw new IllegalArgumentException("Invalid array type " + intArg);
}
break;
case Opcodes.ANEWARRAY:
pop();
pushDescriptor("[" + Type.getObjectType(stringArg));
break;
case Opcodes.CHECKCAST:
pop();
pushDescriptor(Type.getObjectType(stringArg).getDescriptor());
break;
case Opcodes.MULTIANEWARRAY:
pop(intArg);
pushDescriptor(stringArg);
break;
default:
throw new IllegalArgumentException("Invalid opcode " + opcode);
}
labels = null;
}