Merge "Update prebuilt Clang to r353983." into p9.0HEADp9.0-backupp9.0

1 files changed, 105 insertions, 0 deletions

diff --git a/clang-r353983/include/clang/CodeGen/ModuleBuilder.h b/clang-r353983/include/clang/CodeGen/ModuleBuilder.h
new file mode 100644
index 00000000..f9d056ed
--- /dev/null
+++ b/clang-r353983/include/clang/CodeGen/ModuleBuilder.h
@@ -0,0 +1,105 @@
+//===--- CodeGen/ModuleBuilder.h - Build LLVM from ASTs ---------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+//  This file defines the ModuleBuilder interface.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_CODEGEN_MODULEBUILDER_H
+#define LLVM_CLANG_CODEGEN_MODULEBUILDER_H
+
+#include "clang/AST/ASTConsumer.h"
+
+namespace llvm {
+  class Constant;
+  class LLVMContext;
+  class Module;
+  class StringRef;
+}
+
+namespace clang {
+  class CodeGenOptions;
+  class CoverageSourceInfo;
+  class Decl;
+  class DiagnosticsEngine;
+  class GlobalDecl;
+  class HeaderSearchOptions;
+  class LangOptions;
+  class PreprocessorOptions;
+
+namespace CodeGen {
+  class CodeGenModule;
+  class CGDebugInfo;
+}
+
+/// The primary public interface to the Clang code generator.
+///
+/// This is not really an abstract interface.
+class CodeGenerator : public ASTConsumer {
+  virtual void anchor();
+
+public:
+  /// Return an opaque reference to the CodeGenModule object, which can
+  /// be used in various secondary APIs.  It is valid as long as the
+  /// CodeGenerator exists.
+  CodeGen::CodeGenModule &CGM();
+
+  /// Return the module that this code generator is building into.
+  ///
+  /// This may return null after HandleTranslationUnit is called;
+  /// this signifies that there was an error generating code.  A
+  /// diagnostic will have been generated in this case, and the module
+  /// will be deleted.
+  ///
+  /// It will also return null if the module is released.
+  llvm::Module *GetModule();
+
+  /// Release ownership of the module to the caller.
+  ///
+  /// It is illegal to call methods other than GetModule on the
+  /// CodeGenerator after releasing its module.
+  llvm::Module *ReleaseModule();
+
+  /// Return debug info code generator.
+  CodeGen::CGDebugInfo *getCGDebugInfo();
+
+  /// Given a mangled name, return a declaration which mangles that way
+  /// which has been added to this code generator via a Handle method.
+  ///
+  /// This may return null if there was no matching declaration.
+  const Decl *GetDeclForMangledName(llvm::StringRef MangledName);
+
+  /// Return the LLVM address of the given global entity.
+  ///
+  /// \param isForDefinition If true, the caller intends to define the
+  ///   entity; the object returned will be an llvm::GlobalValue of
+  ///   some sort.  If false, the caller just intends to use the entity;
+  ///   the object returned may be any sort of constant value, and the
+  ///   code generator will schedule the entity for emission if a
+  ///   definition has been registered with this code generator.
+  llvm::Constant *GetAddrOfGlobal(GlobalDecl decl, bool isForDefinition);
+
+  /// Create a new \c llvm::Module after calling HandleTranslationUnit. This
+  /// enable codegen in interactive processing environments.
+  llvm::Module* StartModule(llvm::StringRef ModuleName, llvm::LLVMContext &C);
+};
+
+/// CreateLLVMCodeGen - Create a CodeGenerator instance.
+/// It is the responsibility of the caller to call delete on
+/// the allocated CodeGenerator instance.
+CodeGenerator *CreateLLVMCodeGen(DiagnosticsEngine &Diags,
+                                 llvm::StringRef ModuleName,
+                                 const HeaderSearchOptions &HeaderSearchOpts,
+                                 const PreprocessorOptions &PreprocessorOpts,
+                                 const CodeGenOptions &CGO,
+                                 llvm::LLVMContext& C,
+                                 CoverageSourceInfo *CoverageInfo = nullptr);
+
+} // end namespace clang
+
+#endif