tools/dsymutil/LinkUtils.h

   1 //===- tools/dsymutil/LinkUtils.h - Dwarf linker utilities ------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #ifndef LLVM_TOOLS_DSYMUTIL_LINKOPTIONS_H
  10 #define LLVM_TOOLS_DSYMUTIL_LINKOPTIONS_H
  11
  12 #include "SymbolMap.h"
  13
  14 #include "llvm/ADT/Twine.h"
  15 #include "llvm/Support/WithColor.h"
  16
  17 #include <string>
  18
  19 namespace llvm {
  20 namespace dsymutil {
  21
  22 enum class OutputFileType {
  23   Object,
  24   Assembly,
  25 };
  26
  27 /// The kind of accelerator tables we should emit.
  28 enum class AccelTableKind {
  29   Apple,   ///< .apple_names, .apple_namespaces, .apple_types, .apple_objc.
  30   Dwarf,   ///< DWARF v5 .debug_names.
  31   Default, ///< Dwarf for DWARF5 or later, Apple otherwise.
  32 };
  33
  34 struct LinkOptions {
  35   /// Verbosity
  36   bool Verbose = false;
  37
  38   /// Skip emitting output
  39   bool NoOutput = false;
  40
  41   /// Do not unique types according to ODR
  42   bool NoODR = false;
  43
  44   /// Update
  45   bool Update = false;
  46
  47   /// Minimize
  48   bool Minimize = false;
  49
  50   /// Do not check swiftmodule timestamp
  51   bool NoTimestamp = false;
  52
  53   /// Number of threads.
  54   unsigned Threads = 1;
  55
  56   // Output file type.
  57   OutputFileType FileType = OutputFileType::Object;
  58
  59   /// The accelerator table kind
  60   AccelTableKind TheAccelTableKind;
  61
  62   /// -oso-prepend-path
  63   std::string PrependPath;
  64
  65   /// The Resources directory in the .dSYM bundle.
  66   Optional<std::string> ResourceDir;
  67
  68   /// Symbol map translator.
  69   SymbolMapTranslator Translator;
  70
  71   LinkOptions() = default;
  72 };
  73
  74 inline void warn(Twine Warning, Twine Context = {}) {
  75   WithColor::warning() << Warning + "\n";
  76   if (!Context.isTriviallyEmpty())
  77     WithColor::note() << Twine("while processing ") + Context + "\n";
  78 }
  79
  80 inline bool error(Twine Error, Twine Context = {}) {
  81   WithColor::error() << Error + "\n";
  82   if (!Context.isTriviallyEmpty())
  83     WithColor::note() << Twine("while processing ") + Context + "\n";
  84   return false;
  85 }
  86
  87 } // end namespace dsymutil
  88 } // end namespace llvm
  89
  90 #endif // LLVM_TOOLS_DSYMUTIL_LINKOPTIONS_H