llvm/lib/ExecutionEngine/JITLink/COFFDirectiveParser.h

   1 //===--- COFFDirectiveParser.h - JITLink coff directive parser --*- 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 // MSVC COFF directive parser
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #ifndef LLVM_EXECUTIONENGINE_JITLINK_COFFDIRECTIVEPARSER_H
  14 #define LLVM_EXECUTIONENGINE_JITLINK_COFFDIRECTIVEPARSER_H
  15
  16 #include "llvm/ExecutionEngine/JITLink/JITLink.h"
  17 #include "llvm/Option/Arg.h"
  18 #include "llvm/Option/ArgList.h"
  19 #include "llvm/Support/CommandLine.h"
  20 #include "llvm/Support/Error.h"
  21 #include "llvm/Support/StringSaver.h"
  22 #include "llvm/TargetParser/Triple.h"
  23
  24 namespace llvm {
  25 namespace jitlink {
  26
  27 enum {
  28   COFF_OPT_INVALID = 0,
  29 #define OPTION(...) LLVM_MAKE_OPT_ID_WITH_ID_PREFIX(COFF_OPT_, __VA_ARGS__),
  30 #include "COFFOptions.inc"
  31 #undef OPTION
  32 };
  33
  34 /// Parser for the MSVC specific preprocessor directives.
  35 /// https://docs.microsoft.com/en-us/cpp/preprocessor/comment-c-cpp?view=msvc-160
  36 class COFFDirectiveParser {
  37 public:
  38   Expected<opt::InputArgList> parse(StringRef Str);
  39
  40 private:
  41   llvm::BumpPtrAllocator bAlloc;
  42   llvm::StringSaver saver{bAlloc};
  43 };
  44
  45 } // end namespace jitlink
  46 } // end namespace llvm
  47
  48 #endif // LLVM_EXECUTIONENGINE_JITLINK_COFFDIRECTIVEPARSER_H