Examples with LLVMExpressionNode com.oracle.truffle.llvm.runtime.nodes.api.LLVMExpressionNode used on opensource projects

Example 51 with LLVMExpressionNode

use of com.oracle.truffle.llvm.runtime.nodes.api.LLVMExpressionNode in project sulong by graalvm.

the class LLVMRuntimeDebugInformation method handleDebugIntrinsic.

LLVMExpressionNode handleDebugIntrinsic(SymbolImpl value, SourceVariable variable, MDExpression expression, long index, boolean isDeclaration) {
    if (!isEnabled || variable.hasStaticAllocation()) {
        return null;
    }
    LLVMExpressionNode valueRead = null;
    if (isDeclaration) {
        if (value instanceof UndefinedConstant) {
            if (variable.hasValue()) {
                // know this from the presence of the value
                return null;
            }
            valueRead = symbols.resolve(new NullConstant(MetaType.DEBUG));
        } else if (value instanceof NullConstant) {
            valueRead = symbols.resolve(new NullConstant(MetaType.DEBUG));
        } else if (value instanceof GlobalValueSymbol || value.getType() instanceof PointerType) {
            valueRead = symbols.resolve(value);
        }
    } else {
        valueRead = symbols.resolve(value);
        if (index != 0) {
            // this is unsupported, it doesn't appear in LLVM 3.8+
            return null;
        }
    }
    if (valueRead == null) {
        return null;
    }
    int partIndex = -1;
    int[] clearParts = null;
    if (ValueFragment.describesFragment(expression)) {
        final ValueFragment fragment = ValueFragment.parse(expression);
        final List<ValueFragment> siblings = variable.getFragments();
        final List<Integer> clearSiblings = new ArrayList<>(siblings.size());
        partIndex = ValueFragment.getPartIndex(fragment, siblings, clearSiblings);
        if (clearSiblings.isEmpty()) {
            // this will be the case most of the time
            clearParts = CLEAR_NONE;
        } else {
            clearParts = clearSiblings.stream().mapToInt(Integer::intValue).toArray();
        }
    }
    if (partIndex < 0 && variable.hasFragments()) {
        partIndex = variable.getFragmentIndex(0, (int) variable.getSymbol().getType().getSize());
        if (partIndex < 0) {
            throw new IllegalStateException("Cannot find index of value fragment!");
        }
        clearParts = new int[variable.getFragments().size() - 1];
        for (int i = 0; i < partIndex; i++) {
            clearParts[i] = i;
        }
        for (int i = partIndex; i < clearParts.length; i++) {
            clearParts[i] = i + 1;
        }
    }
    final boolean mustDereference = isDeclaration || mustDereferenceValue(expression, variable.getSourceType(), value);
    final FrameSlot targetSlot = frame.findOrAddFrameSlot(variable.getSymbol(), MetaType.DEBUG, FrameSlotKind.Object);
    final LLVMExpressionNode containerRead = factory.createFrameRead(runtime, MetaType.DEBUG, targetSlot);
    return factory.createDebugWrite(mustDereference, valueRead, targetSlot, containerRead, partIndex, clearParts);
}

Example 52 with LLVMExpressionNode

use of com.oracle.truffle.llvm.runtime.nodes.api.LLVMExpressionNode in project sulong by graalvm.

the class LazyToTruffleConverterImpl method copyArgumentsToFrame.

private List<LLVMExpressionNode> copyArgumentsToFrame(FrameDescriptor frame) {
    List<FunctionParameter> parameters = method.getParameters();
    List<LLVMExpressionNode> formalParamInits = new ArrayList<>();
    LLVMExpressionNode stackPointerNode = nodeFactory.createFunctionArgNode(0, PrimitiveType.I64);
    formalParamInits.add(nodeFactory.createFrameWrite(runtime, PointerType.VOID, stackPointerNode, frame.findFrameSlot(LLVMStack.FRAME_ID), null));
    int argIndex = 1;
    if (method.getType().getReturnType() instanceof StructureType) {
        argIndex++;
    }
    for (FunctionParameter parameter : parameters) {
        LLVMExpressionNode parameterNode = nodeFactory.createFunctionArgNode(argIndex++, parameter.getType());
        FrameSlot slot = frame.findFrameSlot(parameter.getName());
        if (isStructByValue(parameter)) {
            Type type = ((PointerType) parameter.getType()).getPointeeType();
            formalParamInits.add(nodeFactory.createFrameWrite(runtime, parameter.getType(), nodeFactory.createCopyStructByValue(runtime, type, parameterNode), slot, null));
        } else {
            formalParamInits.add(nodeFactory.createFrameWrite(runtime, parameter.getType(), parameterNode, slot, null));
        }
    }
    return formalParamInits;
}

Example 53 with LLVMExpressionNode

use of com.oracle.truffle.llvm.runtime.nodes.api.LLVMExpressionNode in project sulong by graalvm.

the class LLVMBasicBlockNode method getLastAvailableSourceLocation.

private LLVMSourceLocation getLastAvailableSourceLocation(int i) {
    CompilerAsserts.neverPartOfCompilation();
    for (int j = i; j >= 0; j--) {
        LLVMExpressionNode node = statements[j];
        if (node instanceof InstrumentableNode.WrapperNode) {
            node = (LLVMExpressionNode) ((InstrumentableNode.WrapperNode) node).getDelegateNode();
        }
        LLVMSourceLocation location = node.getSourceLocation();
        if (location != null) {
            return location;
        }
    }
    return null;
}