Compiler::ResultDesc Compiler::Link()

in Source/Core/ShaderConductor.cpp [1216:1254]
31 lines of code
2 McCabe index (conditional complexity)

    Compiler::ResultDesc Compiler::Link(const LinkDesc& modules, const Compiler::Options& options, const TargetDesc& target)
    {
        auto linker = Dxcompiler::Instance().CreateLinker();
        IFTPTR(linker);

        auto* library = Dxcompiler::Instance().Library();

        std::vector<std::wstring> moduleNames(modules.numModules);
        std::vector<const wchar_t*> moduleNamesUtf16(modules.numModules);
        std::vector<CComPtr<IDxcBlobEncoding>> moduleBlobs(modules.numModules);
        for (uint32_t i = 0; i < modules.numModules; ++i)
        {
            IFTARG(modules.modules[i] != nullptr);

            IFT(library->CreateBlobWithEncodingOnHeapCopy(modules.modules[i]->target.Data(), modules.modules[i]->target.Size(), CP_UTF8,
                                                          &moduleBlobs[i]));
            IFTARG(moduleBlobs[i]->GetBufferSize() >= 4);

            Unicode::UTF8ToUTF16String(modules.modules[i]->name, &moduleNames[i]);
            moduleNamesUtf16[i] = moduleNames[i].c_str();
            IFT(linker->RegisterLibrary(moduleNamesUtf16[i], moduleBlobs[i]));
        }

        std::wstring entryPointUtf16;
        Unicode::UTF8ToUTF16String(modules.entryPoint, &entryPointUtf16);

        const std::wstring shaderProfile = ShaderProfileName(modules.stage, options.shaderModel);
        CComPtr<IDxcOperationResult> linkResult;
        IFT(linker->Link(entryPointUtf16.c_str(), shaderProfile.c_str(), moduleNamesUtf16.data(),
                         static_cast<UINT32>(moduleNamesUtf16.size()), nullptr, 0, &linkResult));

        Compiler::ResultDesc binaryResult{};
        ConvertDxcResult(binaryResult, linkResult, ShadingLanguage::Dxil, false);

        Compiler::SourceDesc source{};
        source.entryPoint = modules.entryPoint;
        source.stage = modules.stage;
        return ConvertBinary(binaryResult, source, options, target);
    }