diff options
Diffstat (limited to 'lib/Object/FunctionIndexObjectFile.cpp')
| -rw-r--r-- | lib/Object/FunctionIndexObjectFile.cpp | 143 | 
1 files changed, 0 insertions, 143 deletions
| diff --git a/lib/Object/FunctionIndexObjectFile.cpp b/lib/Object/FunctionIndexObjectFile.cpp deleted file mode 100644 index fe111de1a9c87..0000000000000 --- a/lib/Object/FunctionIndexObjectFile.cpp +++ /dev/null @@ -1,143 +0,0 @@ -//===- FunctionIndexObjectFile.cpp - Function 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 FunctionIndexObjectFile class implementation. -// -//===----------------------------------------------------------------------===// - -#include "llvm/Object/FunctionIndexObjectFile.h" -#include "llvm/ADT/STLExtras.h" -#include "llvm/Bitcode/ReaderWriter.h" -#include "llvm/IR/FunctionInfo.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; - -FunctionIndexObjectFile::FunctionIndexObjectFile( -    MemoryBufferRef Object, std::unique_ptr<FunctionInfoIndex> I) -    : SymbolicFile(Binary::ID_FunctionIndex, Object), Index(std::move(I)) {} - -FunctionIndexObjectFile::~FunctionIndexObjectFile() {} - -std::unique_ptr<FunctionInfoIndex> FunctionIndexObjectFile::takeIndex() { -  return std::move(Index); -} - -ErrorOr<MemoryBufferRef> -FunctionIndexObjectFile::findBitcodeInObject(const ObjectFile &Obj) { -  for (const SectionRef &Sec : Obj.sections()) { -    StringRef SecName; -    if (std::error_code EC = Sec.getName(SecName)) -      return EC; -    if (SecName == ".llvmbc") { -      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> -FunctionIndexObjectFile::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: { -    ErrorOr<std::unique_ptr<ObjectFile>> ObjFile = -        ObjectFile::createObjectFile(Object, Type); -    if (!ObjFile) -      return ObjFile.getError(); -    return findBitcodeInObject(*ObjFile->get()); -  } -  default: -    return object_error::invalid_file_type; -  } -} - -// Looks for function index in the given memory buffer. -// returns true if found, else false. -bool FunctionIndexObjectFile::hasFunctionSummaryInMemBuffer( -    MemoryBufferRef Object, DiagnosticHandlerFunction DiagnosticHandler) { -  ErrorOr<MemoryBufferRef> BCOrErr = findBitcodeInMemBuffer(Object); -  if (!BCOrErr) -    return false; - -  return hasFunctionSummary(BCOrErr.get(), DiagnosticHandler); -} - -// Parse function index in the given memory buffer. -// Return new FunctionIndexObjectFile instance containing parsed -// function summary/index. -ErrorOr<std::unique_ptr<FunctionIndexObjectFile>> -FunctionIndexObjectFile::create(MemoryBufferRef Object, -                                DiagnosticHandlerFunction DiagnosticHandler, -                                bool IsLazy) { -  std::unique_ptr<FunctionInfoIndex> Index; - -  ErrorOr<MemoryBufferRef> BCOrErr = findBitcodeInMemBuffer(Object); -  if (!BCOrErr) -    return BCOrErr.getError(); - -  ErrorOr<std::unique_ptr<FunctionInfoIndex>> IOrErr = getFunctionInfoIndex( -      BCOrErr.get(), DiagnosticHandler, IsLazy); - -  if (std::error_code EC = IOrErr.getError()) -    return EC; - -  Index = std::move(IOrErr.get()); - -  return llvm::make_unique<FunctionIndexObjectFile>(Object, std::move(Index)); -} - -// Parse the function summary information for function with the -// given name out of the given buffer. Parsed information is -// stored on the index object saved in this object. -std::error_code FunctionIndexObjectFile::findFunctionSummaryInMemBuffer( -    MemoryBufferRef Object, DiagnosticHandlerFunction DiagnosticHandler, -    StringRef FunctionName) { -  sys::fs::file_magic Type = sys::fs::identify_magic(Object.getBuffer()); -  switch (Type) { -  case sys::fs::file_magic::bitcode: { -    return readFunctionSummary(Object, DiagnosticHandler, FunctionName, -                               std::move(Index)); -  } -  default: -    return object_error::invalid_file_type; -  } -} - -// Parse the function index out of an IR file and return the function -// index object if found, or nullptr if not. -ErrorOr<std::unique_ptr<FunctionInfoIndex>> -llvm::getFunctionIndexForFile(StringRef Path, -                              DiagnosticHandlerFunction DiagnosticHandler) { -  ErrorOr<std::unique_ptr<MemoryBuffer>> FileOrErr = -      MemoryBuffer::getFileOrSTDIN(Path); -  std::error_code EC = FileOrErr.getError(); -  if (EC) -    return EC; -  MemoryBufferRef BufferRef = (FileOrErr.get())->getMemBufferRef(); -  ErrorOr<std::unique_ptr<object::FunctionIndexObjectFile>> ObjOrErr = -      object::FunctionIndexObjectFile::create(BufferRef, DiagnosticHandler); -  EC = ObjOrErr.getError(); -  if (EC) -    return EC; - -  object::FunctionIndexObjectFile &Obj = **ObjOrErr; -  return Obj.takeIndex(); -} | 
