Java Code Examples for org.objectweb.asm.Opcodes#DSTORE

The following examples show how to use org.objectweb.asm.Opcodes#DSTORE . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: LocalVariableAwareMethodVisitor.java    From byte-buddy with Apache License 2.0 6 votes vote down vote up 
@Override
@SuppressFBWarnings(value = "SF_SWITCH_NO_DEFAULT", justification = "No action required on default option.")
public void visitVarInsn(int opcode, int offset) {
    switch (opcode) {
        case Opcodes.ISTORE:
        case Opcodes.FSTORE:
        case Opcodes.ASTORE:
            freeOffset = Math.max(freeOffset, offset + 1);
            break;
        case Opcodes.LSTORE:
        case Opcodes.DSTORE:
            freeOffset = Math.max(freeOffset, offset + 2);
            break;
    }
    super.visitVarInsn(opcode, offset);
}
Example 2
Source File: TypeUtils.java    From maple-ir with GNU General Public License v3.0 6 votes vote down vote up 
public static int getVariableStoreOpcode(Type type) {
	if (type.getSort() >= Type.BOOLEAN && type.getSort() <= Type.INT) {
		return Opcodes.ISTORE;
	} else if (type == Type.LONG_TYPE) {
		return Opcodes.LSTORE;
	} else if (type == Type.FLOAT_TYPE) {
		return Opcodes.FSTORE;
	} else if (type == Type.DOUBLE_TYPE) {
		return Opcodes.DSTORE;
	} else if (type.getSort() >= Type.ARRAY && type.getSort() <= Type.OBJECT) {
		return Opcodes.ASTORE;
	} else {
		return getVariableStoreOpcode(asSimpleType(type));
		// throw new IllegalArgumentException(type.toString());
	}
}
Example 3
Source File: MemberSubstitution.java    From byte-buddy with Apache License 2.0 6 votes vote down vote up 
@Override
@SuppressFBWarnings(value = "SF_SWITCH_NO_DEFAULT", justification = "No action required on default option.")
public void visitVarInsn(int opcode, int offset) {
    switch (opcode) {
        case Opcodes.ISTORE:
        case Opcodes.FSTORE:
        case Opcodes.ASTORE:
            localVariableExtension = Math.max(localVariableExtension, offset + 1);
            break;
        case Opcodes.LSTORE:
        case Opcodes.DSTORE:
            localVariableExtension = Math.max(localVariableExtension, offset + 2);
            break;
    }
    super.visitVarInsn(opcode, offset);
}
Example 4
Source File: LocalVariablesSorter.java    From cglib with Apache License 2.0 5 votes vote down vote up 
public void visitVarInsn(final int opcode, final int var) {
    int size;
    switch (opcode) {
        case Opcodes.LLOAD:
        case Opcodes.LSTORE:
        case Opcodes.DLOAD:
        case Opcodes.DSTORE:
            size = 2;
            break;
        default:
            size = 1;
    }
    mv.visitVarInsn(opcode, remap(var, size));
}
Example 5
Source File: VarOp.java    From CodenameOne with GNU General Public License v2.0 5 votes vote down vote up 
public boolean assignFrom(AssignableExpression ex, StringBuilder b) {
    b.append("    /* VarOp.assignFrom */ ");
    switch (opcode) {
        case Opcodes.ISTORE:
            return ex.assignTo("ilocals_"+var+"_", b);
            
        case Opcodes.LSTORE:
            return ex.assignTo("llocals_"+var+"_", b);
        case Opcodes.FSTORE:
            return ex.assignTo("flocals_"+var+"_", b);
        case Opcodes.DSTORE:
            return ex.assignTo("dlocals_"+var+"_", b);
        case Opcodes.ASTORE: {
            StringBuilder sb = new StringBuilder();
            sb.append("locals[").append(var).append("].type=CN1_TYPE_INVALID;");
            boolean res = ex.assignTo("locals["+var+"].data.o", sb);
            if (!res) {
                return false;
            }
            sb.append("locals[").append(var).append("].type=CN1_TYPE_OBJECT;");
            b.append(sb);
            return true;
        }
            
    }
    b.append("\n");
    return false;
}
Example 6
Source File: InstructionAdapter.java    From JReFrameworker with MIT License 5 votes vote down vote up 
@Override
public void visitVarInsn(final int opcode, final int var) {
  switch (opcode) {
    case Opcodes.ILOAD:
      load(var, Type.INT_TYPE);
      break;
    case Opcodes.LLOAD:
      load(var, Type.LONG_TYPE);
      break;
    case Opcodes.FLOAD:
      load(var, Type.FLOAT_TYPE);
      break;
    case Opcodes.DLOAD:
      load(var, Type.DOUBLE_TYPE);
      break;
    case Opcodes.ALOAD:
      load(var, OBJECT_TYPE);
      break;
    case Opcodes.ISTORE:
      store(var, Type.INT_TYPE);
      break;
    case Opcodes.LSTORE:
      store(var, Type.LONG_TYPE);
      break;
    case Opcodes.FSTORE:
      store(var, Type.FLOAT_TYPE);
      break;
    case Opcodes.DSTORE:
      store(var, Type.DOUBLE_TYPE);
      break;
    case Opcodes.ASTORE:
      store(var, OBJECT_TYPE);
      break;
    case Opcodes.RET:
      ret(var);
      break;
    default:
      throw new IllegalArgumentException();
  }
}
Example 7
Source File: AnalyzerAdapter.java    From JReFrameworker with MIT License 5 votes vote down vote up 
@Override
public void visitVarInsn(final int opcode, final int var) {
  super.visitVarInsn(opcode, var);
  boolean isLongOrDouble =
      opcode == Opcodes.LLOAD
          || opcode == Opcodes.DLOAD
          || opcode == Opcodes.LSTORE
          || opcode == Opcodes.DSTORE;
  maxLocals = Math.max(maxLocals, var + (isLongOrDouble ? 2 : 1));
  execute(opcode, var, null);
}
Example 8
Source File: LocalVariablesSorter.java    From JReFrameworker with MIT License 5 votes vote down vote up 
@Override
public void visitVarInsn(final int opcode, final int var) {
  Type varType;
  switch (opcode) {
    case Opcodes.LLOAD:
    case Opcodes.LSTORE:
      varType = Type.LONG_TYPE;
      break;
    case Opcodes.DLOAD:
    case Opcodes.DSTORE:
      varType = Type.DOUBLE_TYPE;
      break;
    case Opcodes.FLOAD:
    case Opcodes.FSTORE:
      varType = Type.FLOAT_TYPE;
      break;
    case Opcodes.ILOAD:
    case Opcodes.ISTORE:
      varType = Type.INT_TYPE;
      break;
    case Opcodes.ALOAD:
    case Opcodes.ASTORE:
    case Opcodes.RET:
      varType = OBJECT_TYPE;
      break;
    default:
      throw new IllegalArgumentException("Invalid opcode " + opcode);
  }
  super.visitVarInsn(opcode, remap(var, varType));
}
Example 9
Source File: InstructionAdapter.java    From JReFrameworker with MIT License 5 votes vote down vote up 
@Override
public void visitVarInsn(final int opcode, final int var) {
  switch (opcode) {
    case Opcodes.ILOAD:
      load(var, Type.INT_TYPE);
      break;
    case Opcodes.LLOAD:
      load(var, Type.LONG_TYPE);
      break;
    case Opcodes.FLOAD:
      load(var, Type.FLOAT_TYPE);
      break;
    case Opcodes.DLOAD:
      load(var, Type.DOUBLE_TYPE);
      break;
    case Opcodes.ALOAD:
      load(var, OBJECT_TYPE);
      break;
    case Opcodes.ISTORE:
      store(var, Type.INT_TYPE);
      break;
    case Opcodes.LSTORE:
      store(var, Type.LONG_TYPE);
      break;
    case Opcodes.FSTORE:
      store(var, Type.FLOAT_TYPE);
      break;
    case Opcodes.DSTORE:
      store(var, Type.DOUBLE_TYPE);
      break;
    case Opcodes.ASTORE:
      store(var, OBJECT_TYPE);
      break;
    case Opcodes.RET:
      ret(var);
      break;
    default:
      throw new IllegalArgumentException();
  }
}
Example 10
Source File: AnalyzerAdapter.java    From JReFrameworker with MIT License 5 votes vote down vote up 
@Override
public void visitVarInsn(final int opcode, final int var) {
  super.visitVarInsn(opcode, var);
  boolean isLongOrDouble =
      opcode == Opcodes.LLOAD
          || opcode == Opcodes.DLOAD
          || opcode == Opcodes.LSTORE
          || opcode == Opcodes.DSTORE;
  maxLocals = Math.max(maxLocals, var + (isLongOrDouble ? 2 : 1));
  execute(opcode, var, null);
}
Example 11
Source File: InstructionAdapter.java    From JByteMod-Beta with GNU General Public License v2.0 5 votes vote down vote up 
@Override
public void visitVarInsn(final int opcode, final int var) {
  switch (opcode) {
    case Opcodes.ILOAD:
      load(var, Type.INT_TYPE);
      break;
    case Opcodes.LLOAD:
      load(var, Type.LONG_TYPE);
      break;
    case Opcodes.FLOAD:
      load(var, Type.FLOAT_TYPE);
      break;
    case Opcodes.DLOAD:
      load(var, Type.DOUBLE_TYPE);
      break;
    case Opcodes.ALOAD:
      load(var, OBJECT_TYPE);
      break;
    case Opcodes.ISTORE:
      store(var, Type.INT_TYPE);
      break;
    case Opcodes.LSTORE:
      store(var, Type.LONG_TYPE);
      break;
    case Opcodes.FSTORE:
      store(var, Type.FLOAT_TYPE);
      break;
    case Opcodes.DSTORE:
      store(var, Type.DOUBLE_TYPE);
      break;
    case Opcodes.ASTORE:
      store(var, OBJECT_TYPE);
      break;
    case Opcodes.RET:
      ret(var);
      break;
    default:
      throw new IllegalArgumentException();
  }
}
Example 12
Source File: LocalVariablesSorter.java    From JByteMod-Beta with GNU General Public License v2.0 5 votes vote down vote up 
@Override
public void visitVarInsn(final int opcode, final int var) {
  Type varType;
  switch (opcode) {
    case Opcodes.LLOAD:
    case Opcodes.LSTORE:
      varType = Type.LONG_TYPE;
      break;
    case Opcodes.DLOAD:
    case Opcodes.DSTORE:
      varType = Type.DOUBLE_TYPE;
      break;
    case Opcodes.FLOAD:
    case Opcodes.FSTORE:
      varType = Type.FLOAT_TYPE;
      break;
    case Opcodes.ILOAD:
    case Opcodes.ISTORE:
      varType = Type.INT_TYPE;
      break;
    case Opcodes.ALOAD:
    case Opcodes.ASTORE:
    case Opcodes.RET:
      varType = OBJECT_TYPE;
      break;
    default:
      throw new IllegalArgumentException("Invalid opcode " + opcode);
  }
  super.visitVarInsn(opcode, remap(var, varType));
}
Example 13
Source File: InstructionAdapter.java    From Concurnas with MIT License 5 votes vote down vote up 
@Override
public void visitVarInsn(final int opcode, final int var) {
  switch (opcode) {
    case Opcodes.ILOAD:
      load(var, Type.INT_TYPE);
      break;
    case Opcodes.LLOAD:
      load(var, Type.LONG_TYPE);
      break;
    case Opcodes.FLOAD:
      load(var, Type.FLOAT_TYPE);
      break;
    case Opcodes.DLOAD:
      load(var, Type.DOUBLE_TYPE);
      break;
    case Opcodes.ALOAD:
      load(var, OBJECT_TYPE);
      break;
    case Opcodes.ISTORE:
      store(var, Type.INT_TYPE);
      break;
    case Opcodes.LSTORE:
      store(var, Type.LONG_TYPE);
      break;
    case Opcodes.FSTORE:
      store(var, Type.FLOAT_TYPE);
      break;
    case Opcodes.DSTORE:
      store(var, Type.DOUBLE_TYPE);
      break;
    case Opcodes.ASTORE:
      store(var, OBJECT_TYPE);
      break;
    case Opcodes.RET:
      ret(var);
      break;
    default:
      throw new IllegalArgumentException();
  }
}
Example 14
Source File: AnalyzerAdapter.java    From Concurnas with MIT License 5 votes vote down vote up 
@Override
public void visitVarInsn(final int opcode, final int var) {
  super.visitVarInsn(opcode, var);
  boolean isLongOrDouble =
      opcode == Opcodes.LLOAD
          || opcode == Opcodes.DLOAD
          || opcode == Opcodes.LSTORE
          || opcode == Opcodes.DSTORE;
  maxLocals = Math.max(maxLocals, var + (isLongOrDouble ? 2 : 1));
  execute(opcode, var, null);
}
Example 15
Source File: ANFTransform.java    From Concurnas with MIT License 5 votes vote down vote up 
public static int getStoreOp(char c){
	switch(c){
		case 'Z': return Opcodes.ISTORE ;
		case 'B': return Opcodes.ISTORE ;
		case 'S': return Opcodes.ISTORE;
		case 'I': return Opcodes.ISTORE ;
		case 'J': return Opcodes.LSTORE ;
		case 'F': return Opcodes.FSTORE ;
		case 'D': return Opcodes.DSTORE ;
		case 'C': return Opcodes.ISTORE ;
		default:
			return Opcodes.ASTORE;
}
}
Example 16
Source File: JVMImpl.java    From serianalyzer with GNU General Public License v3.0 4 votes vote down vote up 
/**
 * @param opcode
 * @param var
 * @param s
 */
static void handleVarInsn ( int opcode, int var, JVMStackState s ) {
    Set<BaseType> v;
    switch ( opcode ) {
    case Opcodes.LLOAD:
    case Opcodes.ILOAD:
    case Opcodes.FLOAD:
    case Opcodes.DLOAD:
    case Opcodes.ALOAD:
        v = s.getVariable(var);
        if ( log.isTraceEnabled() ) {
            log.trace("LOAD " + opcode + "@" + var + ":" + v); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
        }
        if ( v == null || v.isEmpty() ) {
            s.push(new BasicVariable(toType(opcode), "unknown " + var, true)); //$NON-NLS-1$
        }
        else if ( v.size() == 1 ) {
            s.push(v.iterator().next());
        }
        else {
            Set<BaseType> alts = new HashSet<>();
            for ( BaseType o : v ) {
                if ( o instanceof MultiAlternatives && ! ( (MultiAlternatives) o ).getAlternatives().isEmpty() ) {
                    alts.addAll( ( (MultiAlternatives) o ).getAlternatives());
                }
                else {
                    alts.add(o);
                }
            }
            s.push(new MultiAlternatives(alts));
        }
        break;
    case Opcodes.LSTORE:
    case Opcodes.ISTORE:
    case Opcodes.FSTORE:
    case Opcodes.DSTORE:
    case Opcodes.ASTORE:
        s.getVariable(var).add(s.pop());
        break;
    case Opcodes.RET:
        break;
    default:
        log.warn("Unimplemented opcode " + opcode); //$NON-NLS-1$
    }
}
Example 17
Source File: MethodAnalyzer.java    From deobfuscator with Apache License 2.0 4 votes vote down vote up 
public static AnalyzerResult analyze(ClassNode classNode, MethodNode method) {
    if (Modifier.isAbstract(method.access) || Modifier.isNative(method.access)) {
        return AnalyzerResult.EMPTY_RESULT;
    }
    AnalyzerResult result = new AnalyzerResult();
    result.frames = new HashMap<>();

    List<StackObject> stack = new ArrayList<>();
    List<StackObject> locals = new ArrayList<>();
    
    int counter = 0;
    if (!Modifier.isStatic(method.access)) {
        locals.add(new StackObject(new ArgumentFrame(Opcodes.ASTORE, 0), classNode.name));
        counter++;
    }

    for (Type type : Type.getArgumentTypes(method.desc)) {
        Class<?> clazz = PrimitiveUtils.getPrimitiveByName(type.getClassName());
        int opcode;
        if(clazz == int.class)
        	opcode = Opcodes.ISTORE;
        else if(clazz == long.class)
        	opcode = Opcodes.LSTORE;
        else if(clazz == double.class)
        	opcode = Opcodes.DSTORE;
        else if(clazz == float.class)
        	opcode = Opcodes.FSTORE;
        else
        	opcode = Opcodes.ASTORE;
        ArgumentFrame frame = new ArgumentFrame(opcode, counter);
        counter++;
        if (clazz == null) {
            locals.add(new StackObject(Object.class, frame, type.getInternalName()));
        } else {
            locals.add(new StackObject(clazz, frame));
        }
        if (clazz == double.class || clazz == long.class) {
            locals.add(new StackObject(clazz, frame));
        }
    }

    Map<AbstractInsnNode, List<TryCatchBlockNode>> handlers = new HashMap<>();
    if (method.tryCatchBlocks != null) {
        for (TryCatchBlockNode node : method.tryCatchBlocks) {
            AbstractInsnNode start = node.start;
            while (start != node.end) {
                handlers.computeIfAbsent(start, k -> new ArrayList<>()).add(node);
                start = start.getNext();
            }
        }
    }

    try {
        execute(classNode, method, method.instructions.getFirst(), stack, locals, handlers, result, new HashSet<>());
    } catch (StackOverflowError e) {
        if (Boolean.getBoolean("com.javadeobfuscator.MethodAnalyzer.debug") || DEBUG) {
            throw e;
        }
        throw new PreventableStackOverflowError("Ran out of stack space while analyzing a method");
    }
    return result;
}
Example 18
Source File: MethodVisitorBuilder.java    From testability-explorer with Apache License 2.0 4 votes vote down vote up 
public void visitVarInsn(final int opcode, final int var) {
  switch (opcode) {
    case Opcodes.ILOAD :
      load(var, JavaType.INT);
      break;
    case Opcodes.LLOAD :
      load(var, JavaType.LONG);
      break;
    case Opcodes.FLOAD :
      load(var, JavaType.FLOAT);
      break;
    case Opcodes.DLOAD :
      load(var, JavaType.DOUBLE);
      break;
    case Opcodes.ALOAD :
      load(var, JavaType.OBJECT);
      break;

    case Opcodes.ISTORE :
      store(var, JavaType.INT);
      break;
    case Opcodes.LSTORE :
      store(var, JavaType.LONG);
      break;
    case Opcodes.FSTORE :
      store(var, JavaType.FLOAT);
      break;
    case Opcodes.DSTORE :
      store(var, JavaType.DOUBLE);
      break;
    case Opcodes.ASTORE :
      store(var, JavaType.OBJECT);
      break;

    case Opcodes.RET :
      recorder.add(new Runnable() {
        public void run() {
          block.addOp(new RetSub(lineNumber));
        }
      });
      break;
    default :
      throw new UnsupportedOperationException("opcode: " + opcode);
  }
}
Example 19
Source File: VarOp.java    From CodenameOne with GNU General Public License v2.0 4 votes vote down vote up 
public boolean assignFrom(CustomInvoke ex, StringBuilder b) {
    b.append("    /* VarOp.assignFrom */ ");
    StringBuilder sb = new StringBuilder();
    switch (opcode) {
        case Opcodes.ISTORE:
            if (ex.appendExpression(sb)) {
                b.append("ilocals_").append(var).append("_ = ").append(sb.toString().trim()).append(";\n");
                return true;
            }
        break;
            
        case Opcodes.LSTORE:
            if (ex.appendExpression(sb)) {
                b.append("llocals_").append(var).append("_ = ").append(sb.toString().trim()).append(";\n");
                return true;
            }
        break;
        case Opcodes.FSTORE:
            if (ex.appendExpression(sb)) {
                b.append("flocals_").append(var).append("_ = ").append(sb.toString().trim()).append(";\n");
                return true;
            }
        break;
            
        case Opcodes.DSTORE:
            if (ex.appendExpression(sb)) {
                b.append("dlocals_").append(var).append("_ = ").append(sb.toString().trim()).append(";\n");
                return true;
            }
        break;

        case Opcodes.ASTORE: {
            StringBuilder sb2 = new StringBuilder();
            //sb2.append("locals[").append(var).append("].type=CN1_TYPE_INVALID; ");
            if (ex.appendExpression(sb)) {
                sb2.append("locals[").append(var).append("].data.o = ").append(sb.toString().trim()).append(";");
                sb2.append("locals[").append(var).append("].type=CN1_TYPE_OBJECT;");
                b.append(sb2);
                return true;
            }
            
        break;
           
        }
            
    }
    //b.append("\n");
    return false;
}
Example 20
Source File: VarOp.java    From CodenameOne with GNU General Public License v2.0 4 votes vote down vote up 
@Override
public void appendInstruction(StringBuilder b) {
    b.append("    ");
    switch(opcode) {
        case Opcodes.ILOAD:
            b.append("(*SP).type = CN1_TYPE_INT; /* ILOAD */ \n" +
                    "    (*SP).data.i = ilocals_");
            b.append(var);
            b.append("_; \n    SP++;\n");
            return;
        case Opcodes.LLOAD:
            b.append("BC_LLOAD(");
            break;
        case Opcodes.FLOAD:
            b.append("BC_FLOAD(");
            break;
        case Opcodes.DLOAD:
            b.append("BC_DLOAD(");
            break;
        case Opcodes.ALOAD:
            b.append("BC_ALOAD(");
            break;
        case Opcodes.ISTORE:
            b.append("BC_ISTORE(");
            break;
        case Opcodes.LSTORE:
            b.append("BC_LSTORE(");
            break;
        case Opcodes.FSTORE:
            b.append("BC_FSTORE(");
            break;
        case Opcodes.DSTORE:
            b.append("BC_DSTORE(");
            break;
        case Opcodes.ASTORE:
            b.append("BC_ASTORE(");
            break;
        case Opcodes.RET:
            b.append("/* RET TODO */");
            //b.append("goto label_");
            //b.append(var);
            //b.append("; /* RET */\n");
            return;
        case Opcodes.SIPUSH:
        case Opcodes.BIPUSH:
            b.append("PUSH_INT(");
            break;
        case Opcodes.NEWARRAY:
            switch(var) {
                case 4: // boolean
                    b.append("PUSH_OBJ(allocArray(threadStateData, POP_INT(), &class_array1__JAVA_BOOLEAN, sizeof(JAVA_ARRAY_BOOLEAN), 1));\n");
                    break;
                case 5: // char
                    b.append("PUSH_OBJ(allocArray(threadStateData, POP_INT(), &class_array1__JAVA_CHAR, sizeof(JAVA_ARRAY_CHAR), 1));\n");
                    break;
                case 6: // float
                    b.append("PUSH_OBJ(allocArray(threadStateData, POP_INT(), &class_array1__JAVA_FLOAT, sizeof(JAVA_ARRAY_FLOAT), 1));\n");
                    break;
                case 7: // double
                    b.append("PUSH_OBJ(allocArray(threadStateData, POP_INT(), &class_array1__JAVA_DOUBLE, sizeof(JAVA_ARRAY_DOUBLE), 1));\n");
                    break;
                case 8: // byte
                    b.append("PUSH_OBJ(allocArray(threadStateData, POP_INT(), &class_array1__JAVA_BYTE, sizeof(JAVA_ARRAY_BYTE), 1));\n");
                    break;
                case 9: // short
                    b.append("PUSH_OBJ(allocArray(threadStateData, POP_INT(), &class_array1__JAVA_SHORT, sizeof(JAVA_ARRAY_SHORT), 1));\n");
                    break;
                case 10: // int
                    b.append("PUSH_OBJ(allocArray(threadStateData, POP_INT(), &class_array1__JAVA_INT, sizeof(JAVA_ARRAY_INT), 1));\n");
                    break;
                case 11: // long 
                    b.append("PUSH_OBJ(allocArray(threadStateData, POP_INT(), &class_array1__JAVA_LONG, sizeof(JAVA_ARRAY_LONG), 1));\n");
                    break;
            }
            return;
        default:
            throw new RuntimeException("Missing opcode: " + opcode);
    }
    b.append(var);
    b.append(");\n");
}