am 876d6995: Merge "Update aosp/master LLVM for rebase to r222494."

* commit '876d6995443e99d13696f3941c3a789a4daa7c7a':
  Update aosp/master LLVM for rebase to r222494.

1 files changed, 17 insertions, 6 deletions

diff --git a/include/llvm/Object/IRObjectFile.h b/include/llvm/Object/IRObjectFile.h
index b33cc26..b650d5d 100644
--- a/include/llvm/Object/IRObjectFile.h
+++ b/include/llvm/Object/IRObjectFile.h
@@ -11,8 +11,8 @@
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef LLVM_OBJECT_IR_OBJECT_FILE_H
-#define LLVM_OBJECT_IR_OBJECT_FILE_H
+#ifndef LLVM_OBJECT_IROBJECTFILE_H
+#define LLVM_OBJECT_IROBJECTFILE_H
 
 #include "llvm/Object/SymbolicFile.h"
 
@@ -22,13 +22,15 @@ class Module;
 class GlobalValue;
 
 namespace object {
+class ObjectFile;
+
 class IRObjectFile : public SymbolicFile {
   std::unique_ptr<Module> M;
   std::unique_ptr<Mangler> Mang;
   std::vector<std::pair<std::string, uint32_t>> AsmSymbols;
 
 public:
-  IRObjectFile(std::unique_ptr<MemoryBuffer> Object, std::unique_ptr<Module> M);
+  IRObjectFile(MemoryBufferRef Object, std::unique_ptr<Module> M);
   ~IRObjectFile();
   void moveSymbolNext(DataRefImpl &Symb) const override;
   std::error_code printSymbolName(raw_ostream &OS,
@@ -49,9 +51,18 @@ public:
     return v->isIR();
   }
 
-  static ErrorOr<IRObjectFile *>
-  createIRObjectFile(std::unique_ptr<MemoryBuffer> Object,
-                     LLVMContext &Context);
+  /// \brief Finds and returns bitcode embedded in the given object file, or an
+  /// error code if not found.
+  static ErrorOr<MemoryBufferRef> findBitcodeInObject(const ObjectFile &Obj);
+
+  /// \brief Finds and returns bitcode in the given memory buffer (which may
+  /// be either a bitcode file or a native object file with embedded bitcode),
+  /// or an error code if not found.
+  static ErrorOr<MemoryBufferRef>
+  findBitcodeInMemBuffer(MemoryBufferRef Object);
+
+  static ErrorOr<std::unique_ptr<IRObjectFile>>
+  createIRObjectFile(MemoryBufferRef Object, LLVMContext &Context);
 };
 }
 }