Examples with LLVMDebugValue com.oracle.truffle.llvm.runtime.debug.value.LLVMDebugValue used on opensource projects

Example 1 with LLVMDebugValue

use of com.oracle.truffle.llvm.runtime.debug.value.LLVMDebugValue in project graal by oracle.

the class DebugExprDereferenceNode method getMemberAndType.

@TruffleBoundary
private Pair<Object, DebugExprType> getMemberAndType(Object executedPointerNode) {
    if (executedPointerNode == null) {
        throw DebugExprException.create(this, "debugObject to dereference is null");
    }
    try {
        LLVMDebuggerValue llvmDebuggerValue = (LLVMDebuggerValue) executedPointerNode;
        Object metaObj = llvmDebuggerValue.resolveMetaObject();
        DebugExprType pointerType = DebugExprType.getTypeFromSymbolTableMetaObject(metaObj);
        if (!pointerType.isPointer()) {
            throw DebugExprException.create(this, llvmDebuggerValue + " is no pointer");
        }
        LLVMSourcePointerType llvmSourcePointerType = (LLVMSourcePointerType) metaObj;
        LLVMSourceType llvmSourceType = llvmSourcePointerType.getBaseType();
        LLVMDebugObject llvmPointerObject = (LLVMDebugObject) executedPointerNode;
        Object llvmPointerValue = llvmPointerObject.getValue();
        Builder builder = CommonNodeFactory.createDebugDeclarationBuilder();
        LLVMDebugValue dereferencedValue = builder.build(llvmPointerValue);
        LLVMDebugObject llvmDebugObject = LLVMDebugObject.create(llvmSourceType, 0L, dereferencedValue, null);
        DebugExprType type = pointerType.getInnerType();
        return Pair.create(type.parse(llvmDebugObject), type);
    } catch (ClassCastException e) {
    // throw cast exception of executedPointerNode (2 lines below)
    }
    throw DebugExprException.create(this, executedPointerNode + " cannot be casted to pointer ");
}

Example 2 with LLVMDebugValue

use of com.oracle.truffle.llvm.runtime.debug.value.LLVMDebugValue in project graal by oracle.

the class CommonNodeFactory method asDebuggerIRValue.

private static Object asDebuggerIRValue(Object llvmType, Object value, DataLayout dataLayout) {
    final Type type;
    if (llvmType instanceof Type) {
        type = (Type) llvmType;
    } else {
        return null;
    }
    // e.g. debugger symbols
    if (type instanceof MetaType) {
        return null;
    }
    final LLVMSourceType sourceType = LLVMSourceTypeFactory.resolveType(type, dataLayout);
    if (sourceType == null) {
        return null;
    }
    // after frame-nulling the actual vector length does not correspond to the type anymore
    if (value instanceof LLVMVector && ((LLVMVector) value).getLength() == 0) {
        return null;
    }
    // after frame-nulling the actual bitsize does not correspond to the type anymore
    if (value instanceof LLVMIVarBit && ((LLVMIVarBit) value).getBitSize() == 0) {
        return null;
    }
    final LLVMDebugValue debugValue = createDebugValueBuilder().build(value);
    if (debugValue == LLVMDebugValue.UNAVAILABLE) {
        return null;
    }
    return LLVMDebugObject.create(sourceType, 0L, debugValue, null);
}

Example 3 with LLVMDebugValue

use of com.oracle.truffle.llvm.runtime.debug.value.LLVMDebugValue in project graal by oracle.

the class DebugExprPointerCastNode method getMember.

private Object getMember(Object executedPointerNode, VirtualFrame frame) {
    if (executedPointerNode == null) {
        throw DebugExprException.create(this, "debugObject to dereference is null");
    }
    if (!typeNode.getLLVMSourceType(frame).isPointer()) {
        throw DebugExprException.create(this, "%s is no pointer", executedPointerNode);
    }
    try {
        LLVMSourcePointerType llvmSourcePointerType = (LLVMSourcePointerType) typeNode.getLLVMSourceType(frame);
        LLVMDebugObject llvmPointerObject = (LLVMDebugObject) executedPointerNode;
        Object llvmPointerValue = llvmPointerObject.getValue();
        Builder builder = CommonNodeFactory.createDebugValueBuilder();
        LLVMDebugValue pointerValue = builder.build(llvmPointerValue);
        return LLVMDebugObject.create(llvmSourcePointerType, 0L, pointerValue, null);
    } catch (ClassCastException e) {
        throw DebugExprException.create(this, "%s cannot be casted to pointer ", executedPointerNode);
    }
}