Use slang- prefix on slang compiler and core source (#973)

* Prefixing source files in source/slang with slang-

* Prefix source in source/slang with slang- prefix.

* Rename core source files with slang- prefix.

* Update project files.

* Fix problems from automatic merge.

1 files changed, 0 insertions, 1423 deletions

diff --git a/source/slang/compiler.h b/source/slang/compiler.h
deleted file mode 100644
index 5d9e47aee..000000000
--- a/source/slang/compiler.h
+++ /dev/null
@@ -1,1423 +0,0 @@
-#ifndef SLANG_COMPILER_H_INCLUDED
-#define SLANG_COMPILER_H_INCLUDED
-
-#include "../core/basic.h"
-#include "../core/slang-shared-library.h"
-
-#include "../../slang-com-ptr.h"
-
-#include "diagnostics.h"
-#include "name.h"
-#include "profile.h"
-#include "syntax.h"
-
-#include "../../slang.h"
-
-namespace Slang
-{
-    struct PathInfo;
-    struct IncludeHandler;
-    class ProgramLayout;
-    class PtrType;
-    class TargetProgram;
-    class TargetRequest;
-    class TypeLayout;
-
-    enum class CompilerMode
-    {
-        ProduceLibrary,
-        ProduceShader,
-        GenerateChoice
-    };
-
-    enum class StageTarget
-    {
-        Unknown,
-        VertexShader,
-        HullShader,
-        DomainShader,
-        GeometryShader,
-        FragmentShader,
-        ComputeShader,
-    };
-
-    enum class CodeGenTarget
-    {
-        Unknown             = SLANG_TARGET_UNKNOWN,
-        None                = SLANG_TARGET_NONE,
-        GLSL                = SLANG_GLSL,
-        GLSL_Vulkan         = SLANG_GLSL_VULKAN,
-        GLSL_Vulkan_OneDesc = SLANG_GLSL_VULKAN_ONE_DESC,
-        HLSL                = SLANG_HLSL,
-        SPIRV               = SLANG_SPIRV,
-        SPIRVAssembly       = SLANG_SPIRV_ASM,
-        DXBytecode          = SLANG_DXBC,
-        DXBytecodeAssembly  = SLANG_DXBC_ASM,
-        DXIL                = SLANG_DXIL,
-        DXILAssembly        = SLANG_DXIL_ASM,
-        CSource             = SLANG_C_SOURCE,
-        CPPSource           = SLANG_CPP_SOURCE,
-    };
-
-    enum class ContainerFormat
-    {
-        None            = SLANG_CONTAINER_FORMAT_NONE,
-        SlangModule     = SLANG_CONTAINER_FORMAT_SLANG_MODULE,
-    };
-
-    enum class LineDirectiveMode : SlangLineDirectiveMode
-    {
-        Default     = SLANG_LINE_DIRECTIVE_MODE_DEFAULT,
-        None        = SLANG_LINE_DIRECTIVE_MODE_NONE,
-        Standard    = SLANG_LINE_DIRECTIVE_MODE_STANDARD,
-        GLSL        = SLANG_LINE_DIRECTIVE_MODE_GLSL,
-    };
-
-    enum class ResultFormat
-    {
-        None,
-        Text,
-        Binary
-    };
-
-    // When storing the layout for a matrix-type
-    // value, we need to know whether it has been
-    // laid out with row-major or column-major
-    // storage.
-    //
-    enum MatrixLayoutMode
-    {
-        kMatrixLayoutMode_RowMajor      = SLANG_MATRIX_LAYOUT_ROW_MAJOR,
-        kMatrixLayoutMode_ColumnMajor   = SLANG_MATRIX_LAYOUT_COLUMN_MAJOR,
-    };
-
-    enum class DebugInfoLevel : SlangDebugInfoLevel
-    {
-        None        = SLANG_DEBUG_INFO_LEVEL_NONE,
-        Minimal     = SLANG_DEBUG_INFO_LEVEL_MINIMAL,
-        Standard    = SLANG_DEBUG_INFO_LEVEL_STANDARD,
-        Maximal     = SLANG_DEBUG_INFO_LEVEL_MAXIMAL,
-    };
-
-    enum class OptimizationLevel : SlangOptimizationLevel
-    {
-        None    = SLANG_OPTIMIZATION_LEVEL_NONE,
-        Default = SLANG_OPTIMIZATION_LEVEL_DEFAULT,
-        High    = SLANG_OPTIMIZATION_LEVEL_HIGH,
-        Maximal = SLANG_OPTIMIZATION_LEVEL_MAXIMAL,
-    };
-
-    class Linkage;
-    class Module;
-    class Program;
-    class FrontEndCompileRequest;
-    class BackEndCompileRequest;
-    class EndToEndCompileRequest;
-    class TranslationUnitRequest;
-
-    // Result of compiling an entry point.
-    // Should only ever be string OR binary.
-    class CompileResult
-    {
-    public:
-        CompileResult() = default;
-        CompileResult(String const& str) : format(ResultFormat::Text), outputString(str) {}
-        CompileResult(List<uint8_t> const& buffer) : format(ResultFormat::Binary), outputBinary(buffer) {}
-
-        void append(CompileResult const& result);
-
-        ComPtr<ISlangBlob> getBlob();
-
-        ResultFormat format = ResultFormat::None;
-        String outputString;
-        List<uint8_t> outputBinary;
-
-        ComPtr<ISlangBlob> blob;
-    };
-
-        /// Information collected about global or entry-point shader parameters
-    struct ShaderParamInfo
-    {
-        DeclRef<VarDeclBase>    paramDeclRef;
-        UInt                    firstExistentialTypeSlot = 0;
-        UInt                    existentialTypeSlotCount = 0;
-    };
-
-        /// Extended information specific to global shader parameters
-    struct GlobalShaderParamInfo : ShaderParamInfo
-    {
-        // Additional global-scope declarations that are conceptually
-        // declaring the "same" parameter as the `paramDeclRef`.
-        List<DeclRef<VarDeclBase>> additionalParamDeclRefs;
-    };
-
-        /// A request for the front-end to find and validate an entry-point function
-    struct FrontEndEntryPointRequest : RefObject
-    {
-    public:
-            /// Create a request for an entry point.
-        FrontEndEntryPointRequest(
-            FrontEndCompileRequest* compileRequest,
-            int                     translationUnitIndex,
-            Name*                   name,
-            Profile                 profile);
-
-            /// Get the parent front-end compile request.
-        FrontEndCompileRequest* getCompileRequest() { return m_compileRequest; }
-
-            /// Get the translation unit that contains the entry point.
-        TranslationUnitRequest* getTranslationUnit();
-
-            /// Get the name of the entry point to find.
-        Name* getName() { return m_name; }
-
-            /// Get the stage that the entry point is to be compiled for
-        Stage getStage() { return m_profile.GetStage(); }
-
-            /// Get the profile that the entry point is to be compiled for
-        Profile getProfile() { return m_profile; }
-
-    private:
-        // The parent compile request
-        FrontEndCompileRequest* m_compileRequest;
-
-        // The index of the translation unit that will hold the entry point
-        int                     m_translationUnitIndex;
-
-        // The name of the entry point function to look for
-        Name*                   m_name;
-
-        // The profile to compile for (including stage)
-        Profile                 m_profile;
-    };
-
-        /// Tracks an ordered list of modules that something depends on.
-    struct ModuleDependencyList
-    {
-    public:
-            /// Get the list of modules that are depended on.
-        List<RefPtr<Module>> const& getModuleList() { return m_moduleList; }
-
-            /// Add a module and everything it depends on to the list.
-        void addDependency(Module* module);
-
-            /// Add a module to the list, but not the modules it depends on.
-        void addLeafDependency(Module* module);
-
-    private:
-        void _addDependency(Module* module);
-
-        List<RefPtr<Module>>    m_moduleList;
-        HashSet<Module*>        m_moduleSet;
-    };
-
-        /// Tracks an unordered list of filesystem paths that something depends on
-    struct FilePathDependencyList
-    {
-    public:
-            /// Get the list of paths that are depended on.
-        List<String> const& getFilePathList() { return m_filePathList; }
-
-            /// Add a path to the list, if it is not already present
-        void addDependency(String const& path);
-
-            /// Add all of the paths that `module` depends on to the list
-        void addDependency(Module* module);
-
-    private:
-
-        // TODO: We are using a `HashSet` here to deduplicate
-        // the paths so that we don't return the same path
-        // multiple times from `getFilePathList`, but because
-        // order isn't important, we could potentially do better
-        // in terms of memory (at some cost in performance) by
-        // just sorting the `m_filePathList` every once in
-        // a while and then deduplicating.
-
-        List<String>    m_filePathList;
-        HashSet<String> m_filePathSet;
-    };
-
-        /// Describes an entry point for the purposes of layout and code generation.
-        ///
-        /// This class also tracks any generic arguments to the entry point,
-        /// in the case that it is a specialization of a generic entry point.
-        ///
-        /// There is also a provision for creating a "dummy" entry point for
-        /// the purposes of pass-through compilation modes. Only the
-        /// `getName()` and `getProfile()` methods should be expected to
-        /// return useful data on pass-through entry points.
-        ///
-    class EntryPoint : public RefObject
-    {
-    public:
-            /// Create an entry point that refers to the given function.
-        static RefPtr<EntryPoint> create(
-            DeclRef<FuncDecl>   funcDeclRef,
-            Profile             profile);
-
-            /// Get the function decl-ref, including any generic arguments.
-        DeclRef<FuncDecl> getFuncDeclRef() { return m_funcDeclRef; }
-
-            /// Get the function declaration (without generic arguments).
-        RefPtr<FuncDecl> getFuncDecl() { return m_funcDeclRef.getDecl(); }
-
-            /// Get the name of the entry point
-        Name* getName() { return m_name; }
-
-            /// Get the profile associated with the entry point
-            ///
-            /// Note: only the stage part of the profile is expected
-            /// to contain useful data, but certain legacy code paths
-            /// allow for "shader model" information to come via this path.
-            ///
-        Profile getProfile() { return m_profile; }
-
-            /// Get the stage that the entry point is for.
-        Stage getStage() { return m_profile.GetStage(); }
-
-            /// Get the module that contains the entry point.
-        Module* getModule();
-
-            /// Get the linkage that contains the module for this entry point.
-        Linkage* getLinkage();
-
-            /// Get a list of modules that this entry point depends on.
-            ///
-            /// This will include the module that defines the entry point (see `getModule()`),
-            /// but may also include modules that are required by its generic type arguments.
-            ///
-        List<RefPtr<Module>> getModuleDependencies() { return m_dependencyList.getModuleList(); }
-
-            /// Get a list of tagged-union types referenced by the entry point's generic parameters.
-        List<RefPtr<TaggedUnionType>> const& getTaggedUnionTypes() { return m_taggedUnionTypes; }
-
-            /// Create a dummy `EntryPoint` that is only usable for pass-through compilation.
-        static RefPtr<EntryPoint> createDummyForPassThrough(
-            Name*       name,
-            Profile     profile);
-
-            /// Get the number of existential type parameters for the entry point.
-        Index getExistentialTypeParamCount() { return m_existentialSlots.paramTypes.getCount(); }
-
-            /// Get the existential type parameter at `index`.
-        Type* getExistentialTypeParam(Index index) { return m_existentialSlots.paramTypes[index]; }
-
-            /// Get the number of arguments supplied for existential type parameters.
-            ///
-            /// Note that the number of arguments may not match the number of parameters.
-            /// In particular, an unspecialized entry point may have many parameters, but zero arguments.
-        Index getExistentialTypeArgCount() { return m_existentialSlots.args.getCount(); }
-
-            /// Get the existential type argument (type and witness table) at `index`.
-        ExistentialTypeSlots::Arg getExistentialTypeArg(Index index) { return m_existentialSlots.args[index]; }
-
-            /// Get an array of all existential type arguments.
-        ExistentialTypeSlots::Arg const* getExistentialTypeArgs() { return m_existentialSlots.args.getBuffer(); }
-
-            /// Get an array of all entry-point shader parameters.
-        List<ShaderParamInfo> const& getShaderParams() { return m_shaderParams; }
-
-        void _specializeExistentialTypeParams(
-            List<RefPtr<Expr>> const&   args,
-            DiagnosticSink*             sink);
-
-    private:
-        EntryPoint(
-            Name*               name,
-            Profile             profile,
-            DeclRef<FuncDecl>   funcDeclRef);
-
-        void _collectShaderParams();
-
-        // The name of the entry point function (e.g., `main`)
-        //
-        Name* m_name = nullptr;
-
-        // The declaration of the entry-point function itself.
-        //
-        DeclRef<FuncDecl> m_funcDeclRef;
-
-            /// The existential/interface slots associated with the entry point parameter scope.
-        ExistentialTypeSlots m_existentialSlots;
-
-            /// Information about entry-point parameters
-        List<ShaderParamInfo> m_shaderParams;
-
-        // The profile that the entry point will be compiled for
-        // (this is a combination of the target stage, and also
-        // a feature level that sets capabilities)
-        //
-        // Note: the profile-version part of this should probably
-        // be moving towards deprecation, in favor of the version
-        // information (e.g., "Shader Model 5.1") always coming
-        // from the target, while the stage part is all that is
-        // intrinsic to the entry point.
-        //
-        Profile m_profile;
-
-        // Any tagged union types that were referenced by the generic arguments of the entry point.
-        List<RefPtr<TaggedUnionType>> m_taggedUnionTypes;
-
-        // Modules the entry point depends on.
-        ModuleDependencyList m_dependencyList;
-    };
-
-    enum class PassThroughMode : SlangPassThrough
-    {
-        None = SLANG_PASS_THROUGH_NONE,	// don't pass through: use Slang compiler
-        fxc = SLANG_PASS_THROUGH_FXC,	// pass through HLSL to `D3DCompile` API
-        dxc = SLANG_PASS_THROUGH_DXC,	// pass through HLSL to `IDxcCompiler` API
-        glslang = SLANG_PASS_THROUGH_GLSLANG,	// pass through GLSL to `glslang` library
-    };
-
-    class SourceFile;
-
-        /// A module of code that has been compiled through the front-end
-        ///
-        /// A module comprises all the code from one translation unit (which
-        /// may span multiple Slang source files), and provides access
-        /// to both the AST and IR representations of that code.
-        ///
-    class Module : public RefObject
-    {
-    public:
-            /// Create a module (initially empty).
-        Module(Linkage* linkage);
-
-            /// Get the parent linkage of this module.
-        Linkage* getLinkage() { return m_linkage; }
-
-            /// Get the AST for the module (if it has been parsed)
-        ModuleDecl* getModuleDecl() { return m_moduleDecl; }
-
-            /// The the IR for the module (if it has been generated)
-        IRModule* getIRModule() { return m_irModule; }
-
-            /// Get the list of other modules this module depends on
-        List<RefPtr<Module>> const& getModuleDependencyList() { return m_moduleDependencyList.getModuleList(); }
-
-            /// Get the list of filesystem paths this module depends on
-        List<String> const& getFilePathDependencyList() { return m_filePathDependencyList.getFilePathList(); }
-
-            /// Register a module that this module depends on
-        void addModuleDependency(Module* module);
-
-            /// Register a filesystem path that this module depends on
-        void addFilePathDependency(String const& path);
-
-            /// Set the AST for this module.
-            ///
-            /// This should only be called once, during creation of the module.
-            ///
-        void setModuleDecl(ModuleDecl* moduleDecl) { m_moduleDecl = moduleDecl; }
-
-            /// Set the IR for this module.
-            ///
-            /// This should only be called once, during creation of the module.
-            ///
-        void setIRModule(IRModule* irModule) { m_irModule = irModule; }
-
-    private:
-        // The parent linkage
-        Linkage* m_linkage = nullptr;
-
-        // The AST for the module
-        RefPtr<ModuleDecl>  m_moduleDecl;
-
-        // The IR for the module
-        RefPtr<IRModule> m_irModule = nullptr;
-
-        // List of modules this module depends on
-        ModuleDependencyList m_moduleDependencyList;
-
-        // List of filesystem paths this module depends on
-        FilePathDependencyList m_filePathDependencyList;
-    };
-    typedef Module LoadedModule;
-
-        /// A request for the front-end to compile a translation unit.
-    class TranslationUnitRequest : public RefObject
-    {
-    public:
-        TranslationUnitRequest(
-            FrontEndCompileRequest* compileRequest);
-
-        // The parent compile request
-        FrontEndCompileRequest* compileRequest = nullptr;
-
-        // The language in which the source file(s)
-        // are assumed to be written
-        SourceLanguage sourceLanguage = SourceLanguage::Unknown;
-
-        // The source file(s) that will be compiled to form this translation unit
-        //
-        // Usually, for HLSL or GLSL there will be only one file.
-        List<SourceFile*> m_sourceFiles;
-
-        List<SourceFile*> const& getSourceFiles() { return m_sourceFiles; }
-        void addSourceFile(SourceFile* sourceFile);
-
-        // The entry points associated with this translation unit
-        List<RefPtr<EntryPoint>> entryPoints;
-
-        // Preprocessor definitions to use for this translation unit only
-        // (whereas the ones on `compileRequest` will be shared)
-        Dictionary<String, String> preprocessorDefinitions;
-
-            /// The name that will be used for the module this translation unit produces.
-        Name* moduleName = nullptr;
-
-            /// Result of compiling this translation unit (a module)
-        RefPtr<Module> module;
-
-        Module* getModule() { return module; }
-        RefPtr<ModuleDecl> getModuleDecl() { return module->getModuleDecl(); }
-
-        Session* getSession();
-        NamePool* getNamePool();
-        SourceManager* getSourceManager();
-    };
-
-    enum class FloatingPointMode : SlangFloatingPointMode
-    {
-        Default = SLANG_FLOATING_POINT_MODE_DEFAULT,
-        Fast = SLANG_FLOATING_POINT_MODE_FAST,
-        Precise = SLANG_FLOATING_POINT_MODE_PRECISE,
-    };
-
-    enum class WriterChannel : SlangWriterChannel
-    {
-        Diagnostic = SLANG_WRITER_CHANNEL_DIAGNOSTIC,
-        StdOutput = SLANG_WRITER_CHANNEL_STD_OUTPUT,
-        StdError = SLANG_WRITER_CHANNEL_STD_ERROR,
-        CountOf = SLANG_WRITER_CHANNEL_COUNT_OF,
-    };
-
-    enum class WriterMode : SlangWriterMode
-    {
-        Text = SLANG_WRITER_MODE_TEXT,
-        Binary = SLANG_WRITER_MODE_BINARY,
-    };
-
-        /// A request to generate output in some target format.
-    class TargetRequest : public RefObject
-    {
-    public:
-        Linkage*            linkage;
-        CodeGenTarget       target;
-        SlangTargetFlags    targetFlags = 0;
-        Slang::Profile      targetProfile = Slang::Profile();
-        FloatingPointMode   floatingPointMode = FloatingPointMode::Default;
-
-        Linkage* getLinkage() { return linkage; }
-        CodeGenTarget getTarget() { return target; }
-        Profile getTargetProfile() { return targetProfile; }
-        FloatingPointMode getFloatingPointMode() { return floatingPointMode; }
-
-        Session* getSession();
-        MatrixLayoutMode getDefaultMatrixLayoutMode();
-
-        // TypeLayouts created on the fly by reflection API
-        Dictionary<Type*, RefPtr<TypeLayout>> typeLayouts;
-
-        Dictionary<Type*, RefPtr<TypeLayout>>& getTypeLayouts() { return typeLayouts; }
-    };
-
-        /// Are we generating code for a D3D API?
-    bool isD3DTarget(TargetRequest* targetReq);
-
-        /// Are we generating code for a Khronos API (OpenGL or Vulkan)?
-    bool isKhronosTarget(TargetRequest* targetReq);
-
-    // Compute the "effective" profile to use when outputting the given entry point
-    // for the chosen code-generation target.
-    //
-    // The stage of the effective profile will always come from the entry point, while
-    // the profile version (aka "shader model") will be computed as follows:
-    //
-    // - If the entry point and target belong to the same profile family, then take
-    //   the latest version between the two (e.g., if the entry point specified `ps_5_1`
-    //   and the target specifies `sm_5_0` then use `sm_5_1` as the version).
-    //
-    // - If the entry point and target disagree on the profile family, always use the
-    //   profile family and version from the target.
-    //
-    Profile getEffectiveProfile(EntryPoint* entryPoint, TargetRequest* target);
-
-
-    // A directory to be searched when looking for files (e.g., `#include`)
-    struct SearchDirectory
-    {
-        SearchDirectory() = default;
-        SearchDirectory(SearchDirectory const& other) = default;
-        SearchDirectory(String const& path)
-            : path(path)
-        {}
-
-        String  path;
-    };
-
-        /// A list of directories to search for files (e.g., `#include`)
-    struct SearchDirectoryList
-    {
-        // A parent list that should also be searched
-        SearchDirectoryList*    parent = nullptr;
-
-        // Directories to be searched
-        List<SearchDirectory>   searchDirectories;
-    };
-
-    /// Create a blob that will retain (a copy of) raw data.
-    ///
-    ComPtr<ISlangBlob> createRawBlob(void const* data, size_t size);
-
-        /// A context for loading and re-using code modules.
-    class Linkage : public RefObject
-    {
-    public:
-            /// Create an initially-empty linkage
-        Linkage(Session* session);
-
-            /// Get the parent session for this linkage
-        Session* getSession() { return m_session; }
-
-        // Information on the targets we are being asked to
-        // generate code for.
-        List<RefPtr<TargetRequest>> targets;
-
-        // Directories to search for `#include` files or `import`ed modules
-        SearchDirectoryList searchDirectories;
-
-        SearchDirectoryList const& getSearchDirectories() { return searchDirectories; }
-
-        // Definitions to provide during preprocessing
-        Dictionary<String, String> preprocessorDefinitions;
-
-        // Source manager to help track files loaded
-        SourceManager m_defaultSourceManager;
-        SourceManager* m_sourceManager = nullptr;
-
-        // Name pool for looking up names
-        NamePool namePool;
-
-        NamePool* getNamePool() { return &namePool; }
-
-        // Modules that have been dynamically loaded via `import`
-        //
-        // This is a list of unique modules loaded, in the order they were encountered.
-        List<RefPtr<LoadedModule> > loadedModulesList;
-
-        // Map from the path (or uniqueIdentity if available) of a module file to its definition
-        Dictionary<String, RefPtr<LoadedModule>> mapPathToLoadedModule;
-
-        // Map from the logical name of a module to its definition
-        Dictionary<Name*, RefPtr<LoadedModule>> mapNameToLoadedModules;
-
-        // The resulting specialized IR module for each entry point request
-        List<RefPtr<IRModule>> compiledModules;
-
-        /// File system implementation to use when loading files from disk.
-        ///
-        /// If this member is `null`, a default implementation that tries
-        /// to use the native OS filesystem will be used instead.
-        ///
-        ComPtr<ISlangFileSystem> fileSystem;
-
-        /// The extended file system implementation. Will be set to a default implementation
-        /// if fileSystem is nullptr. Otherwise it will either be fileSystem's interface, 
-        /// or a wrapped impl that makes fileSystem operate as fileSystemExt
-        ComPtr<ISlangFileSystemExt> fileSystemExt;
-
-        ISlangFileSystemExt* getFileSystemExt() { return fileSystemExt; }
-
-        /// Load a file into memory using the configured file system.
-        ///
-        /// @param path The path to attempt to load from
-        /// @param outBlob A destination pointer to receive the loaded blob
-        /// @returns A `SlangResult` to indicate success or failure.
-        ///
-        SlangResult loadFile(String const& path, ISlangBlob** outBlob);
-
-
-        RefPtr<Expr> parseTypeString(String typeStr, RefPtr<Scope> scope);
-
-        Type* specializeType(
-            Type*           unspecializedType,
-            Int             argCount,
-            Type* const*    args,
-            DiagnosticSink* sink);
-
-            /// Add a mew target amd return its index.
-        UInt addTarget(
-            CodeGenTarget   target);
-
-        RefPtr<Module> loadModule(
-            Name*               name,
-            const PathInfo&     filePathInfo,
-            ISlangBlob*         fileContentsBlob,
-            SourceLoc const&    loc,
-            DiagnosticSink*     sink);
-
-        void loadParsedModule(
-            RefPtr<TranslationUnitRequest>  translationUnit,
-            Name*                           name,
-            PathInfo const&                 pathInfo);
-
-            /// Load a module of the given name.
-        Module* loadModule(String const& name);
-
-        RefPtr<Module> findOrImportModule(
-            Name*               name,
-            SourceLoc const&    loc,
-            DiagnosticSink*     sink);
-
-        SourceManager* getSourceManager()
-        {
-            return m_sourceManager;
-        }
-
-            /// Override the source manager for the linakge.
-            ///
-            /// This is only used to install a temporary override when
-            /// parsing stuff from strings (where we don't want to retain
-            /// full source files for the parsed result).
-            ///
-            /// TODO: We should remove the need for this hack.
-            ///
-        void setSourceManager(SourceManager* sourceManager)
-        {
-            m_sourceManager = sourceManager;
-        }
-
-        void setFileSystem(ISlangFileSystem* fileSystem);
-
-        /// The layout to use for matrices by default (row/column major)
-        MatrixLayoutMode defaultMatrixLayoutMode = kMatrixLayoutMode_ColumnMajor;
-        MatrixLayoutMode getDefaultMatrixLayoutMode() { return defaultMatrixLayoutMode; }
-
-        DebugInfoLevel debugInfoLevel = DebugInfoLevel::None;
-
-        OptimizationLevel optimizationLevel = OptimizationLevel::Default;
-
-    private:
-        Session* m_session = nullptr;
-
-            /// Tracks state of modules currently being loaded.
-            ///
-            /// This information is used to diagnose cases where
-            /// a user tries to recursively import the same module
-            /// (possibly along a transitive chain of `import`s).
-            ///
-        struct ModuleBeingImportedRAII
-        {
-        public:
-            ModuleBeingImportedRAII(
-                Linkage*    linkage,
-                Module*     module)
-                : linkage(linkage)
-                , module(module)
-            {
-                next = linkage->m_modulesBeingImported;
-                linkage->m_modulesBeingImported = this;
-            }
-
-            ~ModuleBeingImportedRAII()
-            {
-                linkage->m_modulesBeingImported = next;
-            }
-
-            Linkage* linkage;
-            Module* module;
-            ModuleBeingImportedRAII* next;
-        };
-
-        // Any modules currently being imported will be listed here
-        ModuleBeingImportedRAII* m_modulesBeingImported = nullptr;
-
-            /// Is the given module in the middle of being imported?
-        bool isBeingImported(Module* module);
-
-        List<RefPtr<Type>> m_specializedTypes;
-    };
-
-        /// Shared functionality between front- and back-end compile requests.
-        ///
-        /// This is the base class for both `FrontEndCompileRequest` and
-        /// `BackEndCompileRequest`, and allows a small number of parts of
-        /// the compiler to be easily invocable from either front-end or
-        /// back-end work.
-        ///
-    class CompileRequestBase : public RefObject
-    {
-        // TODO: We really shouldn't need this type in the long run.
-        // The few places that rely on it should be refactored to just
-        // depend on the underlying information (a linkage and a diagnostic
-        // sink) directly.
-        //
-        // The flags to control dumping and validation of IR should be
-        // moved to some kind of shared settings/options `struct` that
-        // both front-end and back-end requests can store.
-
-    public:
-        Session* getSession();
-        Linkage* getLinkage() { return m_linkage; }
-        DiagnosticSink* getSink() { return m_sink; }
-        SourceManager* getSourceManager() { return getLinkage()->getSourceManager(); }
-        NamePool* getNamePool() { return getLinkage()->getNamePool(); }
-        ISlangFileSystemExt* getFileSystemExt() { return getLinkage()->getFileSystemExt(); }
-        SlangResult loadFile(String const& path, ISlangBlob** outBlob) { return getLinkage()->loadFile(path, outBlob); }
-
-        bool shouldDumpIR = false;
-        bool shouldValidateIR = false;
-
-    protected:
-        CompileRequestBase(
-            Linkage*        linkage,
-            DiagnosticSink* sink);
-
-    private:
-        Linkage* m_linkage = nullptr;
-        DiagnosticSink* m_sink = nullptr;
-    };
-
-        /// A request to compile source code to an AST + IR.
-    class FrontEndCompileRequest : public CompileRequestBase
-    {
-    public:
-        FrontEndCompileRequest(
-            Linkage*        linkage,
-            DiagnosticSink* sink);
-
-        int addEntryPoint(
-            int                     translationUnitIndex,
-            String const&           name,
-            Profile                 entryPointProfile);
-
-        // Translation units we are being asked to compile
-        List<RefPtr<TranslationUnitRequest> > translationUnits;
-
-        RefPtr<TranslationUnitRequest> getTranslationUnit(UInt index) { return translationUnits[index]; }
-
-        // Compile flags to be shared by all translation units
-        SlangCompileFlags compileFlags = 0;
-
-        // If true then generateIR will serialize out IR, and serialize back in again. Making 
-        // serialization a bottleneck or firewall between the front end and the backend
-        bool useSerialIRBottleneck = false; 
-
-        // If true will serialize and de-serialize with debug information
-        bool verifyDebugSerialization = false;
-
-        List<RefPtr<FrontEndEntryPointRequest>> m_entryPointReqs;
-
-        List<RefPtr<FrontEndEntryPointRequest>> const& getEntryPointReqs() { return m_entryPointReqs; }
-        UInt getEntryPointReqCount() { return m_entryPointReqs.getCount(); }
-        FrontEndEntryPointRequest* getEntryPointReq(UInt index) { return m_entryPointReqs[index]; }
-
-        // Directories to search for `#include` files or `import`ed modules
-        // NOTE! That for now these search directories are not settable via the API
-        // so the search directories on Linkage is used for #include as well as for modules.
-        SearchDirectoryList searchDirectories;
-
-        SearchDirectoryList const& getSearchDirectories() { return searchDirectories; }
-
-        // Definitions to provide during preprocessing
-        Dictionary<String, String> preprocessorDefinitions;
-
-        void parseTranslationUnit(
-            TranslationUnitRequest* translationUnit);
-
-        // Perform primary semantic checking on all
-        // of the translation units in the program
-        void checkAllTranslationUnits();
-
-        void generateIR();
-
-        SlangResult executeActionsInner();
-
-            /// Add a translation unit to be compiled.
-            ///
-            /// @param language The source language that the translation unit will use (e.g., `SourceLanguage::Slang`
-            /// @param moduleName The name that will be used for the module compile from the translation unit.
-            /// @return The zero-based index of the translation unit in this compile request.
-        int addTranslationUnit(SourceLanguage language, Name* moduleName);
-
-            /// Add a translation unit to be compiled.
-            ///
-            /// @param language The source language that the translation unit will use (e.g., `SourceLanguage::Slang`
-            /// @return The zero-based index of the translation unit in this compile request.
-            ///
-            /// The module name for the translation unit will be automatically generated.
-            /// If all translation units in a compile request use automatically generated
-            /// module names, then they are guaranteed not to conflict with one another.
-            ///
-        int addTranslationUnit(SourceLanguage language);
-
-        void addTranslationUnitSourceFile(
-            int             translationUnitIndex,
-            SourceFile*     sourceFile);
-
-        void addTranslationUnitSourceBlob(
-            int             translationUnitIndex,
-            String const&   path,
-            ISlangBlob*     sourceBlob);
-
-        void addTranslationUnitSourceString(
-            int             translationUnitIndex,
-            String const&   path,
-            String const&   source);
-
-        void addTranslationUnitSourceFile(
-            int             translationUnitIndex,
-            String const&   path);
-
-        Program* getProgram() { return m_program; }
-
-    private:
-        RefPtr<Program> m_program;
-    };
-
-        /// A collection of code modules and entry points that are intended to be used together.
-        ///
-        /// A `Program` establishes that certain pieces of code are intended
-        /// to be used togehter so that, e.g., layout can make sure to allocate
-        /// space for the global shader parameters in all referenced modules.
-        ///
-    class Program : public RefObject
-    {
-    public:
-            /// Create a new program, initially empty.
-            ///
-            /// All code loaded into the program must come
-            /// from the given `linkage`.
-        Program(
-            Linkage* linkage);
-
-            /// Get the linkage that this program uses.
-        Linkage* getLinkage() { return m_linkage; }
-
-            /// Get the number of entry points added to the program
-        Index getEntryPointCount() { return m_entryPoints.getCount(); }
-
-            /// Get the entry point at the given `index`.
-        RefPtr<EntryPoint> getEntryPoint(Index index) { return m_entryPoints[index]; }
-
-            /// Get the full ist of entry points on the program.
-        List<RefPtr<EntryPoint>> const& getEntryPoints() { return m_entryPoints; }
-
-            /// Get the substitution (if any) that represents how global generics are specialized.
-        RefPtr<Substitutions> getGlobalGenericSubstitution() { return m_globalGenericSubst; }
-
-            /// Get the full list of modules this program depends on
-        List<RefPtr<Module>> getModuleDependencies() { return m_moduleDependencyList.getModuleList(); }
-
-            /// Get the full list of filesystem paths this program depends on
-        List<String> getFilePathDependencies() { return m_filePathDependencyList.getFilePathList(); }
-
-            /// Get the target-specific version of this program for the given `target`.
-            ///
-            /// The `target` must be a target on the `Linkage` that was used to create this program.
-        TargetProgram* getTargetProgram(TargetRequest* target);
-            
-            /// Add a module (and everything it depends on) to the list of references
-        void addReferencedModule(Module* module);
-
-            /// Add a module (but not the things it depends on) to the list of references
-            ///
-            /// This is a compatiblity hack for legacy compiler behavior.
-        void addReferencedLeafModule(Module* module);
-
-
-            /// Add an entry point to the program
-            ///
-            /// This also adds everything the entry point depends on to the list of references.
-            ///
-        void addEntryPoint(EntryPoint* entryPoint);
-
-            /// Set the global generic argument substitution to use.
-        void setGlobalGenericSubsitution(RefPtr<Substitutions> subst)
-        {
-            m_globalGenericSubst = subst;
-        }
-
-            /// Parse a type from a string, in the context of this program.
-            ///
-            /// Any names in the string will be resolved using the modules
-            /// referenced by the program.
-            ///
-            /// On an error, returns null and reports diagnostic messages
-            /// to the provided `sink`.
-            ///
-        Type* getTypeFromString(String typeStr, DiagnosticSink* sink);
-
-            /// Get the IR module that represents this program and its entry points.
-            ///
-            /// The IR module for a program tries to be minimal, and in the
-            /// common case will only include symbols with `[import]` declarations
-            /// for the entry point(s) of the program, and any types they
-            /// depend on.
-            ///
-            /// This IR module is intended to be linked against the IR modules
-            /// for all of the dependencies (see `getModuleDependencies()`) to
-            /// provide complete code.
-            ///
-        RefPtr<IRModule> getOrCreateIRModule(DiagnosticSink* sink);
-
-            /// Get the number of existential type parameters for the program.
-        Index getExistentialTypeParamCount() { return m_globalExistentialSlots.paramTypes.getCount(); }
-
-            /// Get the existential type parameter at `index`.
-        Type* getExistentialTypeParam(Index index) { return m_globalExistentialSlots.paramTypes[index]; }
-
-            /// Get the number of arguments supplied for existential type parameters.
-            ///
-            /// Note that the number of arguments may not match the number of parameters.
-            /// In particular, an unspecialized program may have many parameters, but zero arguments.
-        Index getExistentialTypeArgCount() { return m_globalExistentialSlots.args.getCount(); }
-
-            /// Get the existential type argument (type and witness table) at `index`.
-        ExistentialTypeSlots::Arg getExistentialTypeArg(Index index) { return m_globalExistentialSlots.args[index]; }
-
-            /// Get an array of all existential type arguments.
-        ExistentialTypeSlots::Arg const* getExistentialTypeArgs() { return m_globalExistentialSlots.args.getBuffer(); }
-
-            /// Get an array of all global shader parameters.
-        List<GlobalShaderParamInfo> const& getShaderParams() { return m_shaderParams; }
-
-        void _collectShaderParams(DiagnosticSink* sink);
-        void _specializeExistentialTypeParams(
-            List<RefPtr<Expr>> const&   args,
-            DiagnosticSink*             sink);
-
-    private:
-
-        // The linakge this program is associated with.
-        //
-        // Note that a `Program` keeps its associated linkage alive,
-        // and not vice versa.
-        //
-        RefPtr<Linkage> m_linkage;
-
-        // Tracking data for the list of modules dependend on
-        ModuleDependencyList m_moduleDependencyList;
-
-        // Tracking data for the list of filesystem paths dependend on
-        FilePathDependencyList m_filePathDependencyList;
-
-        // Entry points that are part of the program.
-        List<RefPtr<EntryPoint> > m_entryPoints;
-
-        // Specializations for global generic parameters (if any)
-        RefPtr<Substitutions> m_globalGenericSubst;
-
-        // The existential/interface slots associated with the global scope.
-        ExistentialTypeSlots m_globalExistentialSlots;
-
-            /// Information about global shader parameters
-        List<GlobalShaderParamInfo> m_shaderParams;
-
-        // Generated IR for this program.
-        RefPtr<IRModule> m_irModule;
-
-        // Cache of target-specific programs for each target.
-        Dictionary<TargetRequest*, RefPtr<TargetProgram>> m_targetPrograms;
-
-        // Any types looked up dynamically using `getTypeFromString`
-        Dictionary<String, RefPtr<Type>> m_types;
-    };
-
-        /// A `Program` specialized for a particular `TargetRequest`
-    class TargetProgram : public RefObject
-    {
-    public:
-        TargetProgram(
-            Program*        program,
-            TargetRequest*  targetReq);
-
-            /// Get the underlying program
-        Program* getProgram() { return m_program; }
-
-            /// Get the underlying target
-        TargetRequest* getTargetReq() { return m_targetReq; }
-
-            /// Get the layout for the program on the target.
-            ///
-            /// If this is the first time the layout has been
-            /// requested, report any errors that arise during
-            /// layout to the given `sink`.
-            ///
-        ProgramLayout* getOrCreateLayout(DiagnosticSink* sink);
-
-            /// Get the layout for the program on the taarget.
-            ///
-            /// This routine assumes that `getOrCreateLayout`
-            /// has already been called previously.
-            ///
-        ProgramLayout* getExistingLayout()
-        {
-            SLANG_ASSERT(m_layout);
-            return m_layout;
-        }
-
-            /// Get the compiled code for an entry point on the target.
-            ///
-            /// This routine assumes code generation has already been
-            /// performed and called `setEntryPointResult`.
-            ///
-        CompileResult& getExistingEntryPointResult(Int entryPointIndex)
-        {
-            return m_entryPointResults[entryPointIndex];
-        }
-
-        // TODO: Need a lazy `getOrCreateEntryPointResult`
-
-            /// Set the compiled code for an entry point.
-            ///
-            /// Should only be called by code generation.
-        void setEntryPointResult(Int entryPointIndex, CompileResult const& result)
-        {
-            m_entryPointResults[entryPointIndex] = result;
-        }
-
-    private:
-        // The program being compiled or laid out
-        Program* m_program;
-
-        // The target that code/layout will be generated for
-        TargetRequest* m_targetReq;
-
-        // The computed layout, if it has been generated yet
-        RefPtr<ProgramLayout> m_layout;
-
-        // Generated compile results for each entry point
-        // in the parent `Program` (indexing matches
-        // the order they are given in the `Program`)
-        List<CompileResult> m_entryPointResults;
-    };
-
-        /// A request to generate code for a program
-    class BackEndCompileRequest : public CompileRequestBase
-    {
-    public:
-        BackEndCompileRequest(
-            Linkage*        linkage,
-            DiagnosticSink* sink,
-            Program*        program = nullptr);
-
-        // Should we dump intermediate results along the way, for debugging?
-        bool shouldDumpIntermediates = false;
-
-        // How should `#line` directives be emitted (if at all)?
-        LineDirectiveMode lineDirectiveMode = LineDirectiveMode::Default;
-
-        LineDirectiveMode getLineDirectiveMode() { return lineDirectiveMode; }
-
-        Program* getProgram() { return m_program; }
-        void setProgram(Program* program) { m_program = program; }
-
-        // Should R/W images without explicit formats be assumed to have "unknown" format?
-        //
-        // The default behavior is to make a best-effort guess as to what format is intended.
-        //
-        bool useUnknownImageFormatAsDefault = false;
-
-    private:
-        RefPtr<Program> m_program;
-    };
-
-        /// A compile request that spans the front and back ends of the compiler
-        ///
-        /// This is what the command-line `slangc` uses, as well as the legacy
-        /// C API. It ties together the functionality of `Linkage`,
-        /// `FrontEndCompileRequest`, and `BackEndCompileRequest`, plus a small
-        /// number of additional features that primarily make sense for
-        /// command-line usage.
-        ///
-    class EndToEndCompileRequest : public RefObject
-    {
-    public:
-        EndToEndCompileRequest(
-            Session* session);
-
-        // What container format are we being asked to generate?
-        //
-        // Note: This field is unused except by the options-parsing
-        // logic; it exists to support wriiting out binary modules
-        // once that feature is ready.
-        //
-        ContainerFormat containerFormat = ContainerFormat::None;
-
-        // Path to output container to
-        //
-        // Note: This field exists to support wriiting out binary modules
-        // once that feature is ready.
-        //
-        String containerOutputPath;
-
-        // Should we just pass the input to another compiler?
-        PassThroughMode passThrough = PassThroughMode::None;
-
-            /// Source code for the generic arguments to use for the global generic parameters of the program.
-        List<String> globalGenericArgStrings;
-
-            /// Types to use to fill global existential "slots"
-        List<String> globalExistentialSlotArgStrings;
-
-        bool shouldSkipCodegen = false;
-
-        // Are we being driven by the command-line `slangc`, and should act accordingly?
-        bool isCommandLineCompile = false;
-
-        String mDiagnosticOutput;
-
-            /// A blob holding the diagnostic output
-        ComPtr<ISlangBlob> diagnosticOutputBlob;
-
-            /// Per-entry-point information not tracked by other compile requests
-        class EntryPointInfo : public RefObject
-        {
-        public:
-            /// Source code for the generic arguments to use for the generic parameters of the entry point.
-            List<String> genericArgStrings;
-
-            /// Source code for the type arguments to plug into the existential type "slots" of the entry point
-            List<String> existentialArgStrings;
-        };
-        List<EntryPointInfo> entryPoints;
-
-            /// Per-target information only needed for command-line compiles
-        class TargetInfo : public RefObject
-        {
-        public:
-            // Requested output paths for each entry point.
-            // An empty string indices no output desired for
-            // the given entry point.
-            Dictionary<Int, String> entryPointOutputPaths;
-        };
-        Dictionary<TargetRequest*, RefPtr<TargetInfo>> targetInfos;
-
-        Linkage* getLinkage() { return m_linkage; }
-
-        int addEntryPoint(
-            int                     translationUnitIndex,
-            String const&           name,
-            Profile                 profile,
-            List<String> const &    genericTypeNames);
-
-        void setWriter(WriterChannel chan, ISlangWriter* writer);
-        ISlangWriter* getWriter(WriterChannel chan) const { return m_writers[int(chan)]; }
-
-        SlangResult executeActionsInner();
-        SlangResult executeActions();
-
-        Session* getSession() { return m_session; }
-        DiagnosticSink* getSink() { return &m_sink; }
-        NamePool* getNamePool() { return getLinkage()->getNamePool(); }
-
-        FrontEndCompileRequest* getFrontEndReq() { return m_frontEndReq; }
-        BackEndCompileRequest* getBackEndReq() { return m_backEndReq; }
-        Program* getUnspecializedProgram() { return getFrontEndReq()->getProgram(); }
-        Program* getSpecializedProgram() { return m_specializedProgram; }
-
-    private:
-        Session*                        m_session = nullptr;
-        RefPtr<Linkage>                 m_linkage;
-        DiagnosticSink                  m_sink;
-        RefPtr<FrontEndCompileRequest>  m_frontEndReq;
-        RefPtr<Program>                 m_unspecializedProgram;
-        RefPtr<Program>                 m_specializedProgram;
-        RefPtr<BackEndCompileRequest>   m_backEndReq;
-
-        // For output
-        ComPtr<ISlangWriter> m_writers[SLANG_WRITER_CHANNEL_COUNT_OF];
-    };
-
-    void generateOutput(
-        BackEndCompileRequest* compileRequest);
-
-    void generateOutput(
-        EndToEndCompileRequest* compileRequest);
-
-    // Helper to dump intermediate output when debugging
-    void maybeDumpIntermediate(
-        BackEndCompileRequest* compileRequest,
-        void const*     data,
-        size_t          size,
-        CodeGenTarget   target);
-    void maybeDumpIntermediate(
-        BackEndCompileRequest* compileRequest,
-        char const*     text,
-        CodeGenTarget   target);
-
-    /* Returns SLANG_OK if a codeGen target is available. */
-    SlangResult checkCompileTargetSupport(Session* session, CodeGenTarget target);
-    /* Returns SLANG_OK if pass through support is available */
-    SlangResult checkExternalCompilerSupport(Session* session, PassThroughMode passThrough);
-
-    /* Report an error appearing from external compiler to the diagnostic sink error to the diagnostic sink.
-    @param compilerName The name of the compiler the error came for (or nullptr if not known)
-    @param res Result associated with the error. The error code will be reported. (Can take HRESULT - and will expand to string if known)
-    @param diagnostic The diagnostic string associated with the compile failure
-    @param sink The diagnostic sink to report to */
-    void reportExternalCompileError(const char* compilerName, SlangResult res, const UnownedStringSlice& diagnostic, DiagnosticSink* sink);
-
-    /* Determines a suitable filename to identify the input for a given entry point being compiled.
-    If the end-to-end compile is a pass-through case, will attempt to find the (unique) source file
-    pathname for the translation unit containing the entry point at `entryPointIndex.
-    If the compilation is not in a pass-through case, then always returns `"slang-generated"`.
-    @param endToEndReq The end-to-end compile request which might be using pass-through copmilation
-    @param entryPointIndex The index of the entry point to compute a filename for.
-    @return the appropriate source filename */
-    String calcSourcePathForEntryPoint(EndToEndCompileRequest* endToEndReq, UInt entryPointIndex);
-
-    struct TypeCheckingCache;
-    //
-
-    class Session
-    {
-    public:
-        enum class SharedLibraryFuncType
-        {
-            Glslang_Compile,
-            Fxc_D3DCompile,
-            Fxc_D3DDisassemble,
-            Dxc_DxcCreateInstance,
-            CountOf,
-        };
-
-        //
-
-        RefPtr<Scope>   baseLanguageScope;
-        RefPtr<Scope>   coreLanguageScope;
-        RefPtr<Scope>   hlslLanguageScope;
-        RefPtr<Scope>   slangLanguageScope;
-
-        List<RefPtr<ModuleDecl>> loadedModuleCode;
-
-        SourceManager   builtinSourceManager;
-
-        SourceManager* getBuiltinSourceManager() { return &builtinSourceManager; }
-
-        // Name pool stuff for unique-ing identifiers
-
-        RootNamePool rootNamePool;
-        NamePool namePool;
-
-        RootNamePool* getRootNamePool() { return &rootNamePool; }
-        NamePool* getNamePool() { return &namePool; }
-        Name* getNameObj(String name) { return namePool.getName(name); }
-        Name* tryGetNameObj(String name) { return namePool.tryGetName(name); }
-        //
-
-        // Generated code for stdlib, etc.
-        String stdlibPath;
-        String coreLibraryCode;
-        String slangLibraryCode;
-        String hlslLibraryCode;
-        String glslLibraryCode;
-
-        String getStdlibPath();
-        String getCoreLibraryCode();
-        String getHLSLLibraryCode();
-
-        // Basic types that we don't want to re-create all the time
-        RefPtr<Type> errorType;
-        RefPtr<Type> initializerListType;
-        RefPtr<Type> overloadedType;
-        RefPtr<Type> constExprRate;
-        RefPtr<Type> irBasicBlockType;
-
-        RefPtr<Type> stringType;
-        RefPtr<Type> enumTypeType;
-
-        ComPtr<ISlangSharedLibraryLoader> sharedLibraryLoader;                          ///< The shared library loader (never null)
-        ComPtr<ISlangSharedLibrary> sharedLibraries[int(SharedLibraryType::CountOf)];   ///< The loaded shared libraries
-        SlangFuncPtr sharedLibraryFunctions[int(SharedLibraryFuncType::CountOf)];
-
-        Dictionary<int, RefPtr<Type>> builtinTypes;
-        Dictionary<String, Decl*> magicDecls;
-
-        void initializeTypes();
-
-        Type* getBoolType();
-        Type* getHalfType();
-        Type* getFloatType();
-        Type* getDoubleType();
-        Type* getIntType();
-        Type* getInt64Type();
-        Type* getUIntType();
-        Type* getUInt64Type();
-        Type* getVoidType();
-        Type* getBuiltinType(BaseType flavor);
-
-        Type* getInitializerListType();
-        Type* getOverloadedType();
-        Type* getErrorType();
-        Type* getStringType();
-
-        Type* getEnumTypeType();
-
-        // Construct the type `Ptr<valueType>`, where `Ptr`
-        // is looked up as a builtin type.
-        RefPtr<PtrType> getPtrType(RefPtr<Type> valueType);
-
-        // Construct the type `Out<valueType>`
-        RefPtr<OutType> getOutType(RefPtr<Type> valueType);
-
-        // Construct the type `InOut<valueType>`
-        RefPtr<InOutType> getInOutType(RefPtr<Type> valueType);
-
-        // Construct the type `Ref<valueType>`
-        RefPtr<RefType> getRefType(RefPtr<Type> valueType);
-
-        // Construct a pointer type like `Ptr<valueType>`, but where
-        // the actual type name for the pointer type is given by `ptrTypeName`
-        RefPtr<PtrTypeBase> getPtrType(RefPtr<Type> valueType, char const* ptrTypeName);
-
-        // Construct a pointer type like `Ptr<valueType>`, but where
-        // the generic declaration for the pointer type is `genericDecl`
-        RefPtr<PtrTypeBase> getPtrType(RefPtr<Type> valueType, GenericDecl* genericDecl);
-
-        RefPtr<ArrayExpressionType> getArrayType(
-            Type*   elementType,
-            IntVal* elementCount);
-
-        RefPtr<VectorExpressionType> getVectorType(
-            RefPtr<Type>    elementType,
-            RefPtr<IntVal>  elementCount);
-
-        SyntaxClass<RefObject> findSyntaxClass(Name* name);
-
-        Dictionary<Name*, SyntaxClass<RefObject> > mapNameToSyntaxClass;
-
-        // cache used by type checking, implemented in check.cpp
-        TypeCheckingCache* typeCheckingCache = nullptr;
-        TypeCheckingCache* getTypeCheckingCache();
-        void destroyTypeCheckingCache();
-        //
-
-            /// Will try to load the library by specified name (using the set loader), if not one already available.
-        ISlangSharedLibrary* getOrLoadSharedLibrary(SharedLibraryType type, DiagnosticSink* sink);
-
-            /// Gets a shared library by type, or null if not loaded
-        ISlangSharedLibrary* getSharedLibrary(SharedLibraryType type) const { return sharedLibraries[int(type)]; }
-
-        SlangFuncPtr getSharedLibraryFunc(SharedLibraryFuncType type, DiagnosticSink* sink);
-
-        Session();
-
-        void addBuiltinSource(
-            RefPtr<Scope> const&    scope,
-            String const&           path,
-            String const&           source);
-        ~Session();
-
-    private:
-            /// Linkage used for all built-in (stdlib) code.
-        RefPtr<Linkage> m_builtinLinkage;
-    };
-
-}
-
-#endif