Coverage Report

Created: 2020-09-19 12:23

/Users/buildslave/jenkins/workspace/coverage/llvm-project/clang/include/clang/Tooling/AllTUsExecution.h
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//===--- AllTUsExecution.h - Execute actions on all TUs. -*- C++ --------*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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//  This file defines a tool executor that runs given actions on all TUs in the
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//  compilation database. Tool results are deuplicated by the result key.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_TOOLING_ALLTUSEXECUTION_H
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#define LLVM_CLANG_TOOLING_ALLTUSEXECUTION_H
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#include "clang/Tooling/ArgumentsAdjusters.h"
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#include "clang/Tooling/Execution.h"
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namespace clang {
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namespace tooling {
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/// Executes given frontend actions on all files/TUs in the compilation
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/// database.
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class AllTUsToolExecutor : public ToolExecutor {
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public:
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  static const char *ExecutorName;
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  /// Init with \p CompilationDatabase.
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  /// This uses \p ThreadCount threads to exececute the actions on all files in
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  /// parallel. If \p ThreadCount is 0, this uses `llvm::hardware_concurrency`.
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  AllTUsToolExecutor(const CompilationDatabase &Compilations,
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                     unsigned ThreadCount,
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                     std::shared_ptr<PCHContainerOperations> PCHContainerOps =
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                         std::make_shared<PCHContainerOperations>());
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  /// Init with \p CommonOptionsParser. This is expected to be used by
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  /// `createExecutorFromCommandLineArgs` based on commandline options.
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  ///
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  /// The executor takes ownership of \p Options.
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  AllTUsToolExecutor(CommonOptionsParser Options, unsigned ThreadCount,
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                     std::shared_ptr<PCHContainerOperations> PCHContainerOps =
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                         std::make_shared<PCHContainerOperations>());
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  StringRef getExecutorName() const override { return ExecutorName; }
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  using ToolExecutor::execute;
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  llvm::Error
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  execute(llvm::ArrayRef<
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          std::pair<std::unique_ptr<FrontendActionFactory>, ArgumentsAdjuster>>
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              Actions) override;
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  ExecutionContext *getExecutionContext() override { return &Context; };
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  ToolResults *getToolResults() override { return Results.get(); }
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  void mapVirtualFile(StringRef FilePath, StringRef Content) override {
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    OverlayFiles[FilePath] = std::string(Content);
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  }
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private:
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  // Used to store the parser when the executor is initialized with parser.
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  llvm::Optional<CommonOptionsParser> OptionsParser;
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  const CompilationDatabase &Compilations;
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  std::unique_ptr<ToolResults> Results;
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  ExecutionContext Context;
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  llvm::StringMap<std::string> OverlayFiles;
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  unsigned ThreadCount;
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};
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extern llvm::cl::opt<unsigned> ExecutorConcurrency;
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extern llvm::cl::opt<std::string> Filter;
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} // end namespace tooling
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} // end namespace clang
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#endif // LLVM_CLANG_TOOLING_ALLTUSEXECUTION_H