📄 analyzeradapter.java
字号:
return;
case 'F':
push(Opcodes.FLOAT);
return;
case 'J':
push(Opcodes.LONG);
push(Opcodes.TOP);
return;
case 'D':
push(Opcodes.DOUBLE);
push(Opcodes.TOP);
return;
case '[':
if (index == 0) {
push(desc);
} else {
push(desc.substring(index, desc.length()));
}
break;
// case 'L':
default:
if (index == 0) {
push(desc.substring(1, desc.length() - 1));
} else {
push(desc.substring(index + 1, desc.length() - 1));
}
return;
}
}
private Object pop() {
return stack.remove(stack.size() - 1);
}
private void pop(final int n) {
int size = stack.size();
int end = size - n;
for (int i = size - 1; i >= end; --i) {
stack.remove(i);
}
}
private void pop(final String desc) {
char c = desc.charAt(0);
if (c == '(') {
int n = 0;
Type[] types = Type.getArgumentTypes(desc);
for (int i = 0; i < types.length; ++i) {
n += types[i].getSize();
}
pop(n);
} else if (c == 'J' || c == 'D') {
pop(2);
} else {
pop(1);
}
}
private void execute(final int opcode, final int iarg, final String sarg) {
if (this.locals == null) {
return;
}
Object t1, t2, t3, 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(iarg));
break;
case Opcodes.LLOAD:
case Opcodes.DLOAD:
push(get(iarg));
push(Opcodes.TOP);
break;
case Opcodes.IALOAD:
case Opcodes.BALOAD:
case Opcodes.CALOAD:
case Opcodes.SALOAD:
pop(2);
push(Opcodes.INTEGER);
break;
case Opcodes.LALOAD:
case Opcodes.D2L:
pop(2);
push(Opcodes.LONG);
push(Opcodes.TOP);
break;
case Opcodes.FALOAD:
pop(2);
push(Opcodes.FLOAT);
break;
case Opcodes.DALOAD:
case Opcodes.L2D:
pop(2);
push(Opcodes.DOUBLE);
push(Opcodes.TOP);
break;
case Opcodes.AALOAD:
pop(1);
t1 = pop();
pushDesc(((String) t1).substring(1));
break;
case Opcodes.ISTORE:
case Opcodes.FSTORE:
case Opcodes.ASTORE:
t1 = pop();
set(iarg, t1);
if (iarg > 0) {
t2 = get(iarg - 1);
if (t2 == Opcodes.LONG || t2 == Opcodes.DOUBLE) {
set(iarg - 1, Opcodes.TOP);
}
}
break;
case Opcodes.LSTORE:
case Opcodes.DSTORE:
pop(1);
t1 = pop();
set(iarg, t1);
set(iarg + 1, Opcodes.TOP);
if (iarg > 0) {
t2 = get(iarg - 1);
if (t2 == Opcodes.LONG || t2 == Opcodes.DOUBLE) {
set(iarg - 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:
t1 = pop();
push(t1);
push(t1);
break;
case Opcodes.DUP_X1:
t1 = pop();
t2 = pop();
push(t1);
push(t2);
push(t1);
break;
case Opcodes.DUP_X2:
t1 = pop();
t2 = pop();
t3 = pop();
push(t1);
push(t3);
push(t2);
push(t1);
break;
case Opcodes.DUP2:
t1 = pop();
t2 = pop();
push(t2);
push(t1);
push(t2);
push(t1);
break;
case Opcodes.DUP2_X1:
t1 = pop();
t2 = pop();
t3 = pop();
push(t2);
push(t1);
push(t3);
push(t2);
push(t1);
break;
case Opcodes.DUP2_X2:
t1 = pop();
t2 = pop();
t3 = pop();
t4 = pop();
push(t2);
push(t1);
push(t4);
push(t3);
push(t2);
push(t1);
break;
case Opcodes.SWAP:
t1 = pop();
t2 = pop();
push(t1);
push(t2);
break;
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.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(iarg, 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.JSR:
case Opcodes.RET:
throw new RuntimeException("JSR/RET are not supported");
case Opcodes.GETSTATIC:
pushDesc(sarg);
break;
case Opcodes.PUTSTATIC:
pop(sarg);
break;
case Opcodes.GETFIELD:
pop(1);
pushDesc(sarg);
break;
case Opcodes.PUTFIELD:
pop(sarg);
pop();
break;
case Opcodes.NEW:
push(labels.get(0));
break;
case Opcodes.NEWARRAY:
pop();
switch (iarg) {
case Opcodes.T_BOOLEAN:
pushDesc("[Z");
break;
case Opcodes.T_CHAR:
pushDesc("[C");
break;
case Opcodes.T_BYTE:
pushDesc("[B");
break;
case Opcodes.T_SHORT:
pushDesc("[S");
break;
case Opcodes.T_INT:
pushDesc("[I");
break;
case Opcodes.T_FLOAT:
pushDesc("[F");
break;
case Opcodes.T_DOUBLE:
pushDesc("[D");
break;
// case Opcodes.T_LONG:
default:
pushDesc("[J");
break;
}
break;
case Opcodes.ANEWARRAY:
pop();
if (sarg.charAt(0) == '[') {
pushDesc("[" + sarg);
} else {
pushDesc("[L" + sarg + ";");
}
break;
case Opcodes.CHECKCAST:
pop();
if (sarg.charAt(0) == '[') {
pushDesc(sarg);
} else {
push(sarg);
}
break;
// case Opcodes.MULTIANEWARRAY:
default:
pop(iarg);
pushDesc(sarg);
break;
}
labels = null;
}
}
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