vendor/lld/lld-release_39-r276489

1 files changed, 0 insertions, 142 deletions

diff --git a/lib/Driver/Driver.cpp b/lib/Driver/Driver.cpp
deleted file mode 100644
index 6a7a26b3b0f6..000000000000
--- a/lib/Driver/Driver.cpp
+++ /dev/null
@@ -1,142 +0,0 @@
-//===- lib/Driver/Driver.cpp - Linker Driver Emulator -----------*- C++ -*-===//
-//
-//                             The LLVM Linker
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "lld/Core/ArchiveLibraryFile.h"
-#include "lld/Core/File.h"
-#include "lld/Core/Instrumentation.h"
-#include "lld/Core/LLVM.h"
-#include "lld/Core/Parallel.h"
-#include "lld/Core/PassManager.h"
-#include "lld/Core/Reader.h"
-#include "lld/Core/Resolver.h"
-#include "lld/Core/Writer.h"
-#include "lld/Driver/Driver.h"
-#include "llvm/ADT/STLExtras.h"
-#include "llvm/ADT/StringExtras.h"
-#include "llvm/ADT/StringSwitch.h"
-#include "llvm/Option/Arg.h"
-#include "llvm/Support/CommandLine.h"
-#include "llvm/Support/FileSystem.h"
-#include "llvm/Support/Path.h"
-#include "llvm/Support/Process.h"
-#include "llvm/Support/raw_ostream.h"
-#include <mutex>
-
-namespace lld {
-
-FileVector makeErrorFile(StringRef path, std::error_code ec) {
-  std::vector<std::unique_ptr<File>> result;
-  result.push_back(llvm::make_unique<ErrorFile>(path, ec));
-  return result;
-}
-
-FileVector parseMemberFiles(std::unique_ptr<File> file) {
-  std::vector<std::unique_ptr<File>> members;
-  if (auto *archive = dyn_cast<ArchiveLibraryFile>(file.get())) {
-    if (std::error_code ec = archive->parseAllMembers(members))
-      return makeErrorFile(file->path(), ec);
-  } else {
-    members.push_back(std::move(file));
-  }
-  return members;
-}
-
-FileVector loadFile(LinkingContext &ctx, StringRef path, bool wholeArchive) {
-  ErrorOr<std::unique_ptr<MemoryBuffer>> mb
-      = MemoryBuffer::getFileOrSTDIN(path);
-  if (std::error_code ec = mb.getError())
-    return makeErrorFile(path, ec);
-  ErrorOr<std::unique_ptr<File>> fileOrErr =
-      ctx.registry().loadFile(std::move(mb.get()));
-  if (std::error_code ec = fileOrErr.getError())
-    return makeErrorFile(path, ec);
-  std::unique_ptr<File> &file = fileOrErr.get();
-  if (wholeArchive)
-    return parseMemberFiles(std::move(file));
-  std::vector<std::unique_ptr<File>> files;
-  files.push_back(std::move(file));
-  return files;
-}
-
-void Driver::parseLLVMOptions(const LinkingContext &ctx) {
-  // Honor -mllvm
-  if (!ctx.llvmOptions().empty()) {
-    unsigned numArgs = ctx.llvmOptions().size();
-    auto **args = new const char *[numArgs + 2];
-    args[0] = "lld (LLVM option parsing)";
-    for (unsigned i = 0; i != numArgs; ++i)
-      args[i + 1] = ctx.llvmOptions()[i];
-    args[numArgs + 1] = nullptr;
-    llvm::cl::ParseCommandLineOptions(numArgs + 1, args);
-  }
-}
-
-/// This is where the link is actually performed.
-bool Driver::link(LinkingContext &ctx, raw_ostream &diagnostics) {
-  if (ctx.getNodes().empty())
-    return false;
-
-  for (std::unique_ptr<Node> &ie : ctx.getNodes())
-    if (FileNode *node = dyn_cast<FileNode>(ie.get()))
-      ctx.getTaskGroup().spawn([node] { node->getFile()->parse(); });
-
-  std::vector<std::unique_ptr<File>> internalFiles;
-  ctx.createInternalFiles(internalFiles);
-  for (auto i = internalFiles.rbegin(), e = internalFiles.rend(); i != e; ++i) {
-    auto &members = ctx.getNodes();
-    members.insert(members.begin(), llvm::make_unique<FileNode>(std::move(*i)));
-  }
-
-  // Give target a chance to add files.
-  std::vector<std::unique_ptr<File>> implicitFiles;
-  ctx.createImplicitFiles(implicitFiles);
-  for (auto i = implicitFiles.rbegin(), e = implicitFiles.rend(); i != e; ++i) {
-    auto &members = ctx.getNodes();
-    members.insert(members.begin(), llvm::make_unique<FileNode>(std::move(*i)));
-  }
-
-  // Give target a chance to postprocess input files.
-  // Mach-O uses this chance to move all object files before library files.
-  // ELF adds specific undefined symbols resolver.
-  ctx.finalizeInputFiles();
-
-  // Do core linking.
-  ScopedTask resolveTask(getDefaultDomain(), "Resolve");
-  Resolver resolver(ctx);
-  if (!resolver.resolve()) {
-    ctx.getTaskGroup().sync();
-    return false;
-  }
-  std::unique_ptr<SimpleFile> merged = resolver.resultFile();
-  resolveTask.end();
-
-  // Run passes on linked atoms.
-  ScopedTask passTask(getDefaultDomain(), "Passes");
-  PassManager pm;
-  ctx.addPasses(pm);
-  if (std::error_code ec = pm.runOnFile(*merged)) {
-    diagnostics << "Failed to write file '" << ctx.outputPath()
-                << "': " << ec.message() << "\n";
-    return false;
-  }
-
-  passTask.end();
-
-  // Give linked atoms to Writer to generate output file.
-  ScopedTask writeTask(getDefaultDomain(), "Write");
-  if (std::error_code ec = ctx.writeFile(*merged)) {
-    diagnostics << "Failed to write file '" << ctx.outputPath()
-                << "': " << ec.message() << "\n";
-    return false;
-  }
-
-  return true;
-}
-
-} // namespace lld