Subversion Repositories QNX 8.QNX8 LLVM/Clang compiler suite

//===--- XRayLists.h - XRay automatic attribution ---------------*- C++ -*-===//

//

// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.

// See https://llvm.org/LICENSE.txt for license information.

// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

//

//===----------------------------------------------------------------------===//

//

// User-provided filters for always/never XRay instrumenting certain functions.

//

//===----------------------------------------------------------------------===//

#ifndef LLVM_CLANG_BASIC_XRAYLISTS_H

#define LLVM_CLANG_BASIC_XRAYLISTS_H

#include "clang/Basic/LLVM.h"

#include "clang/Basic/SourceLocation.h"

#include "llvm/ADT/ArrayRef.h"

#include "llvm/ADT/StringRef.h"

#include <memory>

namespace llvm {

class SpecialCaseList;

}

namespace clang {

class SourceManager;

class XRayFunctionFilter {

  std::unique_ptr<llvm::SpecialCaseList> AlwaysInstrument;

  std::unique_ptr<llvm::SpecialCaseList> NeverInstrument;

  std::unique_ptr<llvm::SpecialCaseList> AttrList;

  SourceManager &SM;

public:

  XRayFunctionFilter(ArrayRef<std::string> AlwaysInstrumentPaths,

                     ArrayRef<std::string> NeverInstrumentPaths,

                     ArrayRef<std::string> AttrListPaths, SourceManager &SM);

  ~XRayFunctionFilter();

  enum class ImbueAttribute {

    NONE,

    ALWAYS,

    NEVER,

    ALWAYS_ARG1,

  };

  ImbueAttribute shouldImbueFunction(StringRef FunctionName) const;

  ImbueAttribute

  shouldImbueFunctionsInFile(StringRef Filename,

                             StringRef Category = StringRef()) const;

  ImbueAttribute shouldImbueLocation(SourceLocation Loc,

                                     StringRef Category = StringRef()) const;

};

} // namespace clang

#endif