Examples with DataSection org.graalvm.compiler.code.DataSection used on opensource projects

Example 1 with DataSection

use of org.graalvm.compiler.code.DataSection in project graal by oracle.

the class HotSpotCompiledCodeBuilder method createCompiledCode.

public static HotSpotCompiledCode createCompiledCode(CodeCacheProvider codeCache, ResolvedJavaMethod method, HotSpotCompilationRequest compRequest, CompilationResult compResult) {
    String name = compResult.getName();
    byte[] targetCode = compResult.getTargetCode();
    int targetCodeSize = compResult.getTargetCodeSize();
    Site[] sites = getSortedSites(codeCache, compResult);
    Assumption[] assumptions = compResult.getAssumptions();
    ResolvedJavaMethod[] methods = compResult.getMethods();
    List<CodeAnnotation> annotations = compResult.getAnnotations();
    Comment[] comments = new Comment[annotations.size()];
    if (!annotations.isEmpty()) {
        for (int i = 0; i < comments.length; i++) {
            CodeAnnotation annotation = annotations.get(i);
            String text;
            if (annotation instanceof CodeComment) {
                CodeComment codeComment = (CodeComment) annotation;
                text = codeComment.value;
            } else if (annotation instanceof JumpTable) {
                JumpTable jumpTable = (JumpTable) annotation;
                text = "JumpTable [" + jumpTable.low + " .. " + jumpTable.high + "]";
            } else {
                text = annotation.toString();
            }
            comments[i] = new Comment(annotation.position, text);
        }
    }
    DataSection data = compResult.getDataSection();
    byte[] dataSection = new byte[data.getSectionSize()];
    ByteBuffer buffer = ByteBuffer.wrap(dataSection).order(ByteOrder.nativeOrder());
    Builder<DataPatch> patchBuilder = Stream.builder();
    data.buildDataSection(buffer, (position, vmConstant) -> {
        patchBuilder.accept(new DataPatch(position, new ConstantReference(vmConstant)));
    });
    int dataSectionAlignment = data.getSectionAlignment();
    DataPatch[] dataSectionPatches = patchBuilder.build().toArray(len -> new DataPatch[len]);
    int totalFrameSize = compResult.getTotalFrameSize();
    StackSlot customStackArea = compResult.getCustomStackArea();
    boolean isImmutablePIC = compResult.isImmutablePIC();
    if (method instanceof HotSpotResolvedJavaMethod) {
        HotSpotResolvedJavaMethod hsMethod = (HotSpotResolvedJavaMethod) method;
        int entryBCI = compResult.getEntryBCI();
        boolean hasUnsafeAccess = compResult.hasUnsafeAccess();
        int id;
        long jvmciEnv;
        if (compRequest != null) {
            id = compRequest.getId();
            jvmciEnv = compRequest.getJvmciEnv();
        } else {
            id = hsMethod.allocateCompileId(entryBCI);
            jvmciEnv = 0L;
        }
        return new HotSpotCompiledNmethod(name, targetCode, targetCodeSize, sites, assumptions, methods, comments, dataSection, dataSectionAlignment, dataSectionPatches, isImmutablePIC, totalFrameSize, customStackArea, hsMethod, entryBCI, id, jvmciEnv, hasUnsafeAccess);
    } else {
        return new HotSpotCompiledCode(name, targetCode, targetCodeSize, sites, assumptions, methods, comments, dataSection, dataSectionAlignment, dataSectionPatches, isImmutablePIC, totalFrameSize, customStackArea);
    }
}

Example 2 with DataSection

use of org.graalvm.compiler.code.DataSection in project graal by oracle.

the class NativeImageCodeCache method addConstantsToHeap.

public void addConstantsToHeap(DebugContext debug) {
    for (DataSection.Data data : dataSection) {
        if (data instanceof SubstrateDataBuilder.ObjectData) {
            JavaConstant constant = ((SubstrateDataBuilder.ObjectData) data).getConstant();
            Object obj = SubstrateObjectConstant.asObject(constant);
            if (!imageHeap.getMetaAccess().lookupJavaType(obj.getClass()).getWrapped().isInstantiated()) {
                throw VMError.shouldNotReachHere("Non-instantiated type referenced by a compiled method: " + obj.getClass().getName());
            }
            imageHeap.addObject(debug, obj, false, false, constantReasons.get(constant));
        }
    }
}