diff options
Diffstat (limited to 'contrib/llvm/lib/Object/ModuleSummaryIndexObjectFile.cpp')
| -rw-r--r-- | contrib/llvm/lib/Object/ModuleSummaryIndexObjectFile.cpp | 115 | 
1 files changed, 0 insertions, 115 deletions
diff --git a/contrib/llvm/lib/Object/ModuleSummaryIndexObjectFile.cpp b/contrib/llvm/lib/Object/ModuleSummaryIndexObjectFile.cpp deleted file mode 100644 index 11ace84b9ceb..000000000000 --- a/contrib/llvm/lib/Object/ModuleSummaryIndexObjectFile.cpp +++ /dev/null @@ -1,115 +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/Object/ModuleSummaryIndexObjectFile.h" -#include "llvm/ADT/STLExtras.h" -#include "llvm/Bitcode/BitcodeReader.h" -#include "llvm/IR/ModuleSummaryIndex.h" -#include "llvm/MC/MCStreamer.h" -#include "llvm/Object/ObjectFile.h" -#include "llvm/Support/MemoryBuffer.h" -#include "llvm/Support/raw_ostream.h" -using namespace llvm; -using namespace object; - -static llvm::cl::opt<bool> IgnoreEmptyThinLTOIndexFile( -    "ignore-empty-index-file", llvm::cl::ZeroOrMore, -    llvm::cl::desc( -        "Ignore an empty index file and perform non-ThinLTO compilation"), -    llvm::cl::init(false)); - -ModuleSummaryIndexObjectFile::ModuleSummaryIndexObjectFile( -    MemoryBufferRef Object, std::unique_ptr<ModuleSummaryIndex> I) -    : SymbolicFile(Binary::ID_ModuleSummaryIndex, Object), Index(std::move(I)) { -} - -ModuleSummaryIndexObjectFile::~ModuleSummaryIndexObjectFile() {} - -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) { -  ErrorOr<std::unique_ptr<MemoryBuffer>> FileOrErr = -      MemoryBuffer::getFileOrSTDIN(Path); -  std::error_code EC = FileOrErr.getError(); -  if (EC) -    return errorCodeToError(EC); -  MemoryBufferRef BufferRef = (FileOrErr.get())->getMemBufferRef(); -  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(); -}  | 
