Examples with ArrayElementsTypeFlow com.oracle.graal.pointsto.flow.ArrayElementsTypeFlow used on opensource projects

Example 1 with ArrayElementsTypeFlow

use of com.oracle.graal.pointsto.flow.ArrayElementsTypeFlow in project graal by oracle.

the class AnalysisObjectScanner method forNonNullArrayElement.

@Override
public void forNonNullArrayElement(JavaConstant array, AnalysisType arrayType, JavaConstant elementConstant, AnalysisType elementType, int elementIndex) {
    assert elementType.isInstantiated();
    /*
         * *ALL* constants are scanned after each analysis iteration, thus the elementType will
         * eventually be added to the AllInstantiatedTypeFlow and the array elements flow will
         * eventually be updated.
         */
    if (bb.getAllInstantiatedTypeFlow().getState().containsType(elementType)) {
        ArrayElementsTypeFlow arrayObjElementsFlow = getArrayElementsFlow(array, arrayType);
        AnalysisObject constantObject = bb.analysisPolicy().createConstantObject(bb, elementConstant, elementType);
        if (!arrayObjElementsFlow.getState().isUnknown() && !arrayObjElementsFlow.getState().containsObject(constantObject)) {
            /* Add the constant element to the constant's array type flow. */
            TypeState elementTypeState = TypeState.forNonNullObject(bb, constantObject);
            arrayObjElementsFlow.addState(bb, elementTypeState);
        }
    }
}

Example 2 with ArrayElementsTypeFlow

use of com.oracle.graal.pointsto.flow.ArrayElementsTypeFlow in project graal by oracle.

the class ContextSensitiveAnalysisObject method mergeArrayElementsFlow.

private void mergeArrayElementsFlow(BigBang bb) {
    assert this.isObjectArray();
    ArrayElementsTypeFlow contextInsensitiveWriteArrayElementsFlow = type.getContextInsensitiveAnalysisObject().getArrayElementsFlow(bb, true);
    contextInsensitiveWriteArrayElementsFlow.addUse(bb, this.arrayElementsTypeStore.writeFlow());
    ArrayElementsTypeFlow contextInsensitiveReadArrayElementsFlow = type.getContextInsensitiveAnalysisObject().getArrayElementsFlow(bb, false);
    this.arrayElementsTypeStore.readFlow().addUse(bb, contextInsensitiveReadArrayElementsFlow);
}

Example 3 with ArrayElementsTypeFlow

use of com.oracle.graal.pointsto.flow.ArrayElementsTypeFlow in project graal by oracle.

the class PointsToStats method asString.

private static String asString(TypeFlow<?> flow) {
    if (flow instanceof AllInstantiatedTypeFlow) {
        return "AllInstantiated(" + formatType(flow.getDeclaredType(), true) + ")";
    } else if (flow instanceof AllSynchronizedTypeFlow) {
        return "AllSynchronized";
    } else if (flow instanceof UnknownTypeFlow) {
        return "Unknown";
    } else if (flow instanceof FieldSinkTypeFlow) {
        FieldSinkTypeFlow sink = (FieldSinkTypeFlow) flow;
        return "FieldSink(" + formatField(sink.getSource()) + ")";
    } else if (flow instanceof FieldTypeFlow) {
        FieldTypeFlow fieldFlow = (FieldTypeFlow) flow;
        AnalysisField field = fieldFlow.getSource();
        return (field.isStatic() ? "StaticField" : "InstanceField") + "(" + formatField(field) + ")";
    } else if (flow instanceof StoreInstanceFieldTypeFlow) {
        StoreInstanceFieldTypeFlow store = (StoreInstanceFieldTypeFlow) flow;
        return "InstanceStore(" + formatField(store.field()) + ")@" + formatSource(flow);
    } else if (flow instanceof StoreStaticFieldTypeFlow) {
        StoreStaticFieldTypeFlow store = (StoreStaticFieldTypeFlow) flow;
        return "StaticStore(" + formatField(store.field()) + ")@" + formatSource(flow);
    } else if (flow instanceof LoadInstanceFieldTypeFlow) {
        LoadInstanceFieldTypeFlow load = (LoadInstanceFieldTypeFlow) flow;
        return "InstanceLoad(" + formatField(load.field()) + ")@" + formatSource(flow);
    } else if (flow instanceof LoadStaticFieldTypeFlow) {
        LoadStaticFieldTypeFlow load = (LoadStaticFieldTypeFlow) flow;
        return "StaticLoad(" + formatField(load.field()) + ")@" + formatSource(flow);
    } else if (flow instanceof StoreIndexedTypeFlow) {
        return "IndexedStore @ " + formatSource(flow);
    } else if (flow instanceof UnsafeStoreTypeFlow) {
        return "UnsafeStore @ " + formatSource(flow);
    } else if (flow instanceof UnsafePartitionStoreTypeFlow) {
        return "UnsafePartitionStore @ " + formatSource(flow);
    } else if (flow instanceof UnsafeWriteSinkTypeFlow) {
        UnsafeWriteSinkTypeFlow sink = (UnsafeWriteSinkTypeFlow) flow;
        return "UnsafeWriteSink(" + formatField(sink.getSource()) + ")";
    } else if (flow instanceof JavaWriteTypeFlow) {
        return "JavaWrite @ " + formatSource(flow);
    } else if (flow instanceof AtomicWriteTypeFlow) {
        return "AtomicWrite @ " + formatSource(flow);
    } else if (flow instanceof CompareAndSwapTypeFlow) {
        return "CompareAndSwap @ " + formatSource(flow);
    } else if (flow instanceof LoadIndexedTypeFlow) {
        return "IndexedLoad @ " + formatSource(flow);
    } else if (flow instanceof UnsafeLoadTypeFlow) {
        return "UnsafeLoad @ " + formatSource(flow);
    } else if (flow instanceof UnsafePartitionLoadTypeFlow) {
        return "UnsafePartitionLoad @ " + formatSource(flow);
    } else if (flow instanceof JavaReadTypeFlow) {
        return "JavaRead @ " + formatSource(flow);
    } else if (flow instanceof AtomicReadTypeFlow) {
        return "AtomicRead @ " + formatSource(flow);
    } else if (flow instanceof ArrayElementsTypeFlow) {
        ArrayElementsTypeFlow arrayFlow = (ArrayElementsTypeFlow) flow;
        return "ArrayElements(" + (arrayFlow.object() != null ? arrayFlow.object().type().toJavaName(false) : "?") + ")";
    } else if (flow instanceof NullCheckTypeFlow) {
        NullCheckTypeFlow nullCheck = (NullCheckTypeFlow) flow;
        return "NullCheck(" + (nullCheck.isFilterNull() ? "not-null" : "only-null") + ")@" + formatSource(flow);
    } else if (flow instanceof FilterTypeFlow) {
        FilterTypeFlow filter = (FilterTypeFlow) flow;
        String properties = filter.isExact() ? "exact" : "not-exact";
        properties += ", " + (filter.isAssignable() ? "assignable" : "not-assignable");
        properties += ", " + (filter.includeNull() ? "include-null" : "not-include-null");
        return "Filter(" + properties + ", " + formatType(filter.getType(), true) + ")@" + formatSource(flow);
    } else if (flow instanceof FieldFilterTypeFlow) {
        FieldFilterTypeFlow filter = (FieldFilterTypeFlow) flow;
        return "FieldFilter(" + formatField(filter.getSource()) + ")";
    } else if (flow instanceof FrozenFieldFilterTypeFlow) {
        FrozenFieldFilterTypeFlow filter = (FrozenFieldFilterTypeFlow) flow;
        return "FrozenFieldFilter(" + formatField(filter.getSource()) + ")";
    } else if (flow instanceof InstanceOfTypeFlow) {
        InstanceOfTypeFlow instanceOf = (InstanceOfTypeFlow) flow;
        return "InstanceOf(" + formatType(instanceOf.getDeclaredType(), true) + ")@" + formatSource(flow);
    } else if (flow instanceof NewInstanceTypeFlow) {
        return "NewInstance(" + flow.getDeclaredType().toJavaName(false) + ")@" + formatSource(flow);
    } else if (flow instanceof DynamicNewInstanceTypeFlow) {
        return "DynamicNewInstance @ " + formatSource(flow);
    } else if (flow instanceof InvokeTypeFlow) {
        InvokeTypeFlow invoke = (InvokeTypeFlow) flow;
        return "Invoke(" + formatMethod(invoke.getTargetMethod()) + ")@" + formatSource(flow);
    } else if (flow instanceof InitialParamTypeFlow) {
        InitialParamTypeFlow param = (InitialParamTypeFlow) flow;
        return "InitialParam(" + param.position() + ")@" + formatMethod(param.method());
    } else if (flow instanceof FormalParamTypeFlow) {
        FormalParamTypeFlow param = (FormalParamTypeFlow) flow;
        return "Parameter(" + param.position() + ")@" + formatMethod(param.method());
    } else if (flow instanceof FormalReturnTypeFlow) {
        return "Return @ " + formatSource(flow);
    } else if (flow instanceof ActualReturnTypeFlow) {
        ActualReturnTypeFlow ret = (ActualReturnTypeFlow) flow;
        InvokeTypeFlow invoke = ret.invokeFlow();
        return "ActualReturn(" + formatMethod(invoke.getTargetMethod()) + ")@ " + formatSource(flow);
    } else if (flow instanceof MergeTypeFlow) {
        return "Merge @ " + formatSource(flow);
    } else if (flow instanceof SourceTypeFlow) {
        return "Source @ " + formatSource(flow);
    } else if (flow instanceof CloneTypeFlow) {
        return "Clone @ " + formatSource(flow);
    } else if (flow instanceof MonitorEnterTypeFlow) {
        MonitorEnterTypeFlow monitor = (MonitorEnterTypeFlow) flow;
        return "MonitorEnter @ " + formatMethod(monitor.getMethod());
    } else {
        return flow.getClass().getSimpleName() + "@" + formatSource(flow);
    }
}