Examples with PointerType com.oracle.truffle.llvm.runtime.types.PointerType used on opensource projects

Example 11 with PointerType

use of com.oracle.truffle.llvm.runtime.types.PointerType in project sulong by graalvm.

the class Function method createGetElementPointer.

private void createGetElementPointer(long[] args) {
    int i = 0;
    boolean isInbounds = args[i++] != 0;
    // we do not use this parameter
    i++;
    int pointer = getIndex(args[i++]);
    Type base;
    if (scope.isValueForwardRef(pointer)) {
        base = types.get(args[i++]);
    } else {
        base = scope.getValueType(pointer);
    }
    List<Integer> indices = getIndices(args, i);
    Type type = new PointerType(getElementPointerType(base, indices));
    emit(GetElementPointerInstruction.fromSymbols(scope.getSymbols(), type, pointer, indices, isInbounds));
}

Example 12 with PointerType

use of com.oracle.truffle.llvm.runtime.types.PointerType in project sulong by graalvm.

the class Module method createFunction.

private void createFunction(long[] args) {
    final int recordOffset = useStrTab() ? STRTAB_RECORD_OFFSET : 0;
    Type type = types.get(args[FUNCTION_TYPE + recordOffset]);
    if (type instanceof PointerType) {
        type = ((PointerType) type).getPointeeType();
    }
    final FunctionType functionType = (FunctionType) type;
    final boolean isPrototype = args[FUNCTION_ISPROTOTYPE + recordOffset] != 0;
    final Linkage linkage = Linkage.decode(args[FUNCTION_LINKAGE + recordOffset]);
    final AttributesCodeEntry paramAttr = paramAttributes.getCodeEntry(args[FUNCTION_PARAMATTR + recordOffset]);
    if (isPrototype) {
        final FunctionDeclaration function = new FunctionDeclaration(functionType, linkage, paramAttr);
        module.addFunctionDeclaration(function);
        scope.addSymbol(function, function.getType());
        if (useStrTab()) {
            readNameFromStrTab(args, function);
        }
    } else {
        final FunctionDefinition function = new FunctionDefinition(functionType, linkage, paramAttr);
        module.addFunctionDefinition(function);
        scope.addSymbol(function, function.getType());
        if (useStrTab()) {
            readNameFromStrTab(args, function);
        }
        functionQueue.addLast(function);
    }
}

Example 13 with PointerType

use of com.oracle.truffle.llvm.runtime.types.PointerType in project sulong by graalvm.

the class LLVMParserRuntime method resolveStructor.

private LLVMExpressionNode[] resolveStructor(GlobalValueSymbol globalVar, Comparator<Pair<Integer, ?>> priorityComparator) {
    if (!(globalVar.getValue() instanceof ArrayConstant)) {
        // array globals of length 0 may be initialized with scalar null
        return LLVMExpressionNode.NO_EXPRESSIONS;
    }
    final Object globalVariableDescriptor = scope.getGlobalVariable(globalVar.getName());
    final ArrayConstant arrayConstant = (ArrayConstant) globalVar.getValue();
    final int elemCount = arrayConstant.getElementCount();
    final StructureType elementType = (StructureType) arrayConstant.getType().getElementType();
    final int structSize = getContext().getByteSize(elementType);
    final FunctionType functionType = (FunctionType) ((PointerType) elementType.getElementType(1)).getPointeeType();
    final int indexedTypeLength = getContext().getByteAlignment(functionType);
    final ArrayList<Pair<Integer, LLVMExpressionNode>> structors = new ArrayList<>(elemCount);
    for (int i = 0; i < elemCount; i++) {
        final LLVMExpressionNode globalVarAddress = nodeFactory.createLiteral(this, globalVariableDescriptor, new PointerType(globalVar.getType()));
        final LLVMExpressionNode iNode = nodeFactory.createLiteral(this, i, PrimitiveType.I32);
        final LLVMExpressionNode structPointer = nodeFactory.createTypedElementPointer(this, globalVarAddress, iNode, structSize, elementType);
        final LLVMExpressionNode loadedStruct = nodeFactory.createLoad(this, elementType, structPointer);
        final LLVMExpressionNode oneLiteralNode = nodeFactory.createLiteral(this, 1, PrimitiveType.I32);
        final LLVMExpressionNode functionLoadTarget = nodeFactory.createTypedElementPointer(this, loadedStruct, oneLiteralNode, indexedTypeLength, functionType);
        final LLVMExpressionNode loadedFunction = nodeFactory.createLoad(this, functionType, functionLoadTarget);
        final LLVMExpressionNode[] argNodes = new LLVMExpressionNode[] { nodeFactory.createFrameRead(this, PointerType.VOID, rootFrame.findFrameSlot(LLVMStack.FRAME_ID)) };
        final LLVMExpressionNode functionCall = nodeFactory.createFunctionCall(this, loadedFunction, argNodes, functionType, null);
        final StructureConstant structorDefinition = (StructureConstant) arrayConstant.getElement(i);
        final SymbolImpl prioritySymbol = structorDefinition.getElement(0);
        final Integer priority = LLVMSymbolReadResolver.evaluateIntegerConstant(prioritySymbol);
        structors.add(new Pair<>(priority != null ? priority : LEAST_CONSTRUCTOR_PRIORITY, functionCall));
    }
    return structors.stream().sorted(priorityComparator).map(Pair::getSecond).toArray(LLVMExpressionNode[]::new);
}

Example 14 with PointerType

use of com.oracle.truffle.llvm.runtime.types.PointerType in project sulong by graalvm.

the class BasicNodeFactory method createVectorLiteralNode.

@Override
public LLVMExpressionNode createVectorLiteralNode(LLVMParserRuntime runtime, List<LLVMExpressionNode> listValues, Type type) {
    LLVMExpressionNode[] vals = listValues.toArray(new LLVMExpressionNode[listValues.size()]);
    Type llvmType = ((VectorType) type).getElementType();
    if (llvmType instanceof PrimitiveType) {
        switch(((PrimitiveType) llvmType).getPrimitiveKind()) {
            case I1:
                return LLVMVectorI1LiteralNodeGen.create(vals);
            case I8:
                return LLVMVectorI8LiteralNodeGen.create(vals);
            case I16:
                return LLVMVectorI16LiteralNodeGen.create(vals);
            case I32:
                return LLVMVectorI32LiteralNodeGen.create(vals);
            case I64:
                return LLVMVectorI64LiteralNodeGen.create(vals);
            case FLOAT:
                return LLVMVectorFloatLiteralNodeGen.create(vals);
            case DOUBLE:
                return LLVMVectorDoubleLiteralNodeGen.create(vals);
            default:
                throw new AssertionError();
        }
    } else if (llvmType instanceof PointerType) {
        if (((PointerType) llvmType).getPointeeType() instanceof FunctionType) {
            return LLVMVectorFunctionLiteralNodeGen.create(vals);
        } else {
            return LLVMVectorAddressLiteralNodeGen.create(vals);
        }
    } else {
        throw new AssertionError(llvmType + " not yet supported");
    }
}

Example 15 with PointerType

use of com.oracle.truffle.llvm.runtime.types.PointerType in project sulong by graalvm.

the class BasicNodeFactory method allocateGlobalIntern.

private static Object allocateGlobalIntern(LLVMParserRuntime runtime, final GlobalValueSymbol global, LLVMSourceSymbol sourceSymbol) {
    final Type resolvedType = ((PointerType) global.getType()).getPointeeType();
    final String name = global.getName();
    LLVMContext context = runtime.getContext();
    if (global.isExternal()) {
        NFIContextExtension nfiContextExtension = context.getContextExtension(NFIContextExtension.class);
        return LLVMGlobal.external(context, global, name, resolvedType, LLVMAddress.fromLong(nfiContextExtension.getNativeHandle(context, name)), sourceSymbol);
    } else {
        return LLVMGlobal.internal(context, global, name, resolvedType, sourceSymbol);
    }
}