Object: Remove ModuleSummaryIndexObjectFile class.

Differential Revision: https://reviews.llvm.org/D32195

llvm-svn: 301832

2 files changed, 0 insertions, 130 deletions

diff --git a/llvm/lib/Object/CMakeLists.txt b/llvm/lib/Object/CMakeLists.txt
index 2007f560c16..08365e71c2f 100644
--- a/llvm/lib/Object/CMakeLists.txt
+++ b/llvm/lib/Object/CMakeLists.txt
@@ -11,7 +11,6 @@ add_llvm_library(LLVMObject
   IRSymtab.cpp
   MachOObjectFile.cpp
   MachOUniversal.cpp
-  ModuleSummaryIndexObjectFile.cpp
   ModuleSymbolTable.cpp
   Object.cpp
   ObjectFile.cpp
diff --git a/llvm/lib/Object/ModuleSummaryIndexObjectFile.cpp b/llvm/lib/Object/ModuleSummaryIndexObjectFile.cpp
deleted file mode 100644
index 91f93a41032..00000000000
--- a/llvm/lib/Object/ModuleSummaryIndexObjectFile.cpp
+++ /dev/null
@@ -1,129 +0,0 @@
-//==- ModuleSummaryIndexObjectFile.cpp - Summary index file implementation -==//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// Part of the ModuleSummaryIndexObjectFile class implementation.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/ADT/STLExtras.h"
-#include "llvm/ADT/StringRef.h"
-#include "llvm/Bitcode/BitcodeReader.h"
-#include "llvm/IR/ModuleSummaryIndex.h"
-#include "llvm/Object/Binary.h"
-#include "llvm/Object/Error.h"
-#include "llvm/Object/ModuleSummaryIndexObjectFile.h"
-#include "llvm/Object/ObjectFile.h"
-#include "llvm/Support/CommandLine.h"
-#include "llvm/Support/Error.h"
-#include "llvm/Support/ErrorOr.h"
-#include "llvm/Support/FileSystem.h"
-#include "llvm/Support/MemoryBuffer.h"
-#include <algorithm>
-#include <memory>
-#include <system_error>
-
-using namespace llvm;
-using namespace object;
-
-static cl::opt<bool> IgnoreEmptyThinLTOIndexFile(
-    "ignore-empty-index-file", cl::ZeroOrMore,
-    cl::desc(
-        "Ignore an empty index file and perform non-ThinLTO compilation"),
-    cl::init(false));
-
-ModuleSummaryIndexObjectFile::ModuleSummaryIndexObjectFile(
-    MemoryBufferRef Object, std::unique_ptr<ModuleSummaryIndex> I)
-    : SymbolicFile(Binary::ID_ModuleSummaryIndex, Object), Index(std::move(I)) {
-}
-
-ModuleSummaryIndexObjectFile::~ModuleSummaryIndexObjectFile() = default;
-
-std::unique_ptr<ModuleSummaryIndex> ModuleSummaryIndexObjectFile::takeIndex() {
-  return std::move(Index);
-}
-
-ErrorOr<MemoryBufferRef>
-ModuleSummaryIndexObjectFile::findBitcodeInObject(const ObjectFile &Obj) {
-  for (const SectionRef &Sec : Obj.sections()) {
-    if (Sec.isBitcode()) {
-      StringRef SecContents;
-      if (std::error_code EC = Sec.getContents(SecContents))
-        return EC;
-      return MemoryBufferRef(SecContents, Obj.getFileName());
-    }
-  }
-
-  return object_error::bitcode_section_not_found;
-}
-
-ErrorOr<MemoryBufferRef>
-ModuleSummaryIndexObjectFile::findBitcodeInMemBuffer(MemoryBufferRef Object) {
-  sys::fs::file_magic Type = sys::fs::identify_magic(Object.getBuffer());
-  switch (Type) {
-  case sys::fs::file_magic::bitcode:
-    return Object;
-  case sys::fs::file_magic::elf_relocatable:
-  case sys::fs::file_magic::macho_object:
-  case sys::fs::file_magic::coff_object: {
-    Expected<std::unique_ptr<ObjectFile>> ObjFile =
-        ObjectFile::createObjectFile(Object, Type);
-    if (!ObjFile)
-      return errorToErrorCode(ObjFile.takeError());
-    return findBitcodeInObject(*ObjFile->get());
-  }
-  default:
-    return object_error::invalid_file_type;
-  }
-}
-
-// Parse module summary index in the given memory buffer.
-// Return new ModuleSummaryIndexObjectFile instance containing parsed
-// module summary/index.
-Expected<std::unique_ptr<ModuleSummaryIndexObjectFile>>
-ModuleSummaryIndexObjectFile::create(MemoryBufferRef Object) {
-  ErrorOr<MemoryBufferRef> BCOrErr = findBitcodeInMemBuffer(Object);
-  if (!BCOrErr)
-    return errorCodeToError(BCOrErr.getError());
-
-  Expected<std::unique_ptr<ModuleSummaryIndex>> IOrErr =
-      getModuleSummaryIndex(BCOrErr.get());
-
-  if (!IOrErr)
-    return IOrErr.takeError();
-
-  std::unique_ptr<ModuleSummaryIndex> Index = std::move(IOrErr.get());
-  return llvm::make_unique<ModuleSummaryIndexObjectFile>(Object,
-                                                         std::move(Index));
-}
-
-// Parse the module summary index out of an IR file and return the summary
-// index object if found, or nullptr if not.
-Expected<std::unique_ptr<ModuleSummaryIndex>>
-llvm::getModuleSummaryIndexForFile(StringRef Path, StringRef Identifier) {
-  ErrorOr<std::unique_ptr<MemoryBuffer>> FileOrErr =
-      MemoryBuffer::getFileOrSTDIN(Path);
-  std::error_code EC = FileOrErr.getError();
-  if (EC)
-    return errorCodeToError(EC);
-  std::unique_ptr<MemoryBuffer> MemBuffer = std::move(FileOrErr.get());
-  // If Identifier is non-empty, use it as the buffer identifier, which
-  // will become the module path in the index.
-  if (Identifier.empty())
-    Identifier = MemBuffer->getBufferIdentifier();
-  MemoryBufferRef BufferRef(MemBuffer->getBuffer(), Identifier);
-  if (IgnoreEmptyThinLTOIndexFile && !BufferRef.getBufferSize())
-    return nullptr;
-  Expected<std::unique_ptr<object::ModuleSummaryIndexObjectFile>> ObjOrErr =
-      object::ModuleSummaryIndexObjectFile::create(BufferRef);
-  if (!ObjOrErr)
-    return ObjOrErr.takeError();
-
-  object::ModuleSummaryIndexObjectFile &Obj = **ObjOrErr;
-  return Obj.takeIndex();
-}