Examples with ObjectRef io.nuls.contract.vm.ObjectRef used on opensource projects

Example 16 with ObjectRef

use of io.nuls.contract.vm.ObjectRef in project nuls by nuls-io.

the class Xaload method baload.

public static void baload(final Frame frame) {
    int index = frame.operandStack.popInt();
    ObjectRef arrayRef = frame.operandStack.popRef();
    if (!frame.checkArray(arrayRef, index)) {
        return;
    }
    Object result;
    if (arrayRef.getVariableType().getComponentType().isBoolean()) {
        boolean value = (boolean) frame.heap.getArray(arrayRef, index);
        frame.operandStack.pushBoolean(value);
        result = value;
    } else {
        byte value = (byte) frame.heap.getArray(arrayRef, index);
        frame.operandStack.pushByte(value);
        result = value;
    }
// Log.result(frame.getCurrentOpCode(), result, arrayRef, index);
}

Example 17 with ObjectRef

use of io.nuls.contract.vm.ObjectRef in project nuls by nuls-io.

the class Xaload method faload.

public static void faload(final Frame frame) {
    int index = frame.operandStack.popInt();
    ObjectRef arrayRef = frame.operandStack.popRef();
    if (!frame.checkArray(arrayRef, index)) {
        return;
    }
    float value = (float) frame.heap.getArray(arrayRef, index);
    frame.operandStack.pushFloat(value);
// Log.result(frame.getCurrentOpCode(), value, arrayRef, index);
}

Example 18 with ObjectRef

use of io.nuls.contract.vm.ObjectRef in project nuls by nuls-io.

the class Xaload method caload.

public static void caload(final Frame frame) {
    int index = frame.operandStack.popInt();
    ObjectRef arrayRef = frame.operandStack.popRef();
    if (!frame.checkArray(arrayRef, index)) {
        return;
    }
    char value = (char) frame.heap.getArray(arrayRef, index);
    frame.operandStack.pushChar(value);
// Log.result(frame.getCurrentOpCode(), value, arrayRef, index);
}

Example 19 with ObjectRef

use of io.nuls.contract.vm.ObjectRef in project nuls by nuls-io.

the class New method new_.

public static void new_(Frame frame) {
    String className = frame.typeInsnNode().desc;
    ObjectRef objectRef = frame.heap.newObject(className);
    frame.operandStack.pushRef(objectRef);
// Log.opcode(frame.getCurrentOpCode(), objectRef);
}

Example 20 with ObjectRef

use of io.nuls.contract.vm.ObjectRef in project nuls by nuls-io.

the class Putfield method putfield.

public static void putfield(Frame frame) {
    FieldInsnNode fieldInsnNode = frame.fieldInsnNode();
    String fieldName = fieldInsnNode.name;
    String fieldDesc = fieldInsnNode.desc;
    Object value;
    if (Descriptors.LONG_DESC.equals(fieldDesc)) {
        value = frame.operandStack.popLong();
    } else if (Descriptors.DOUBLE_DESC.equals(fieldDesc)) {
        value = frame.operandStack.popDouble();
    } else {
        value = frame.operandStack.pop();
    }
    ObjectRef objectRef = frame.operandStack.popRef();
    if (objectRef == null) {
        frame.throwNullPointerException();
        return;
    }
    frame.heap.putField(objectRef, fieldName, value);
// Log.result(frame.getCurrentOpCode(), value, objectRef, fieldName);
}