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

Example 1 with LLVMLanguage

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

the class LLVMParserRuntime method parse.

public static LLVMParserResult parse(Source source, ExternalLibrary library, BitcodeParserResult parserResult, LLVMLanguage language, LLVMContext context, NodeFactory nodeFactory) {
    ModelModule model = parserResult.getModel();
    TargetDataLayout layout = model.getTargetDataLayout();
    assert layout != null;
    LLVMModelVisitor module = new LLVMModelVisitor();
    model.accept(module);
    DataLayoutConverter.DataSpecConverterImpl targetDataLayout = DataLayoutConverter.getConverter(layout.getDataLayout());
    context.setDataLayoutConverter(targetDataLayout);
    LLVMParserRuntime runtime = new LLVMParserRuntime(source, library, language, context, nodeFactory, module.getAliases());
    runtime.registerFunctions(model);
    LLVMSymbolReadResolver symbolResolver = new LLVMSymbolReadResolver(runtime, runtime.getGlobalFrameDescriptor());
    LLVMExpressionNode[] globals = runtime.createGlobalVariableInitializationNodes(symbolResolver, module.getGlobals());
    RootNode globalVarInits = nodeFactory.createStaticInitsRootNode(runtime, globals);
    RootCallTarget globalVarInitsTarget = Truffle.getRuntime().createCallTarget(globalVarInits);
    LLVMExpressionNode[] deallocs = runtime.getDeallocations();
    RootNode globalVarDeallocs = nodeFactory.createStaticInitsRootNode(runtime, deallocs);
    RootCallTarget globalVarDeallocsTarget = Truffle.getRuntime().createCallTarget(globalVarDeallocs);
    RootCallTarget constructorFunctions = runtime.getConstructors(module.getGlobals());
    RootCallTarget destructorFunctions = runtime.getDestructors(module.getGlobals());
    if (context.getEnv().getOptions().get(SulongEngineOption.ENABLE_LVI)) {
        final LLVMSourceContext sourceContext = context.getSourceContext();
        model.getSourceGlobals().forEach((symbol, irValue) -> {
            final LLVMExpressionNode node = symbolResolver.resolve(irValue);
            final LLVMDebugValue value = nodeFactory.createDebugStaticValue(node);
            sourceContext.registerStatic(symbol, value);
        });
        model.getSourceStaticMembers().forEach(((type, symbol) -> {
            final LLVMExpressionNode node = symbolResolver.resolve(symbol);
            final LLVMDebugValue value = nodeFactory.createDebugStaticValue(node);
            type.setValue(value);
        }));
    }
    RootCallTarget mainFunctionCallTarget = null;
    if (runtime.getScope().functionExists("@main")) {
        LLVMFunctionDescriptor mainDescriptor = runtime.getScope().getFunctionDescriptor("@main");
        LLVMFunctionDescriptor startDescriptor = runtime.getScope().getFunctionDescriptor("@_start");
        RootCallTarget startCallTarget = startDescriptor.getLLVMIRFunction();
        String applicationPath = source.getPath() == null ? "" : source.getPath().toString();
        RootNode globalFunction = nodeFactory.createGlobalRootNode(runtime, startCallTarget, mainDescriptor, applicationPath);
        RootCallTarget globalFunctionRoot = Truffle.getRuntime().createCallTarget(globalFunction);
        RootNode globalRootNode = nodeFactory.createGlobalRootNodeWrapping(runtime, globalFunctionRoot, startDescriptor.getType().getReturnType());
        mainFunctionCallTarget = Truffle.getRuntime().createCallTarget(globalRootNode);
    }
    return new LLVMParserResult(runtime.getScope(), mainFunctionCallTarget, globalVarInitsTarget, globalVarDeallocsTarget, constructorFunctions, destructorFunctions);
}