Tool.h

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//===--- Tool.h - Compilation Tools -----------------------------*- 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
//
//===----------------------------------------------------------------------===//
 
#ifndef LLVM_CLANG_DRIVER_TOOL_H
#define LLVM_CLANG_DRIVER_TOOL_H
 
#include "clang/Basic/LLVM.h"
 
namespace llvm {
namespace opt {
  class ArgList;
}
}
 
namespace clang {
namespace driver {
 
  class Compilation;
  class InputInfo;
  class JobAction;
  class ToolChain;
 
  typedef SmallVector<InputInfo, 4> InputInfoList;
 
/// Tool - Information on a specific compilation tool.
class Tool {
  /// The tool name (for debugging).
  const char *Name;
 
  /// The human readable name for the tool, for use in diagnostics.
  const char *ShortName;
 
  /// The tool chain this tool is a part of.
  const ToolChain &TheToolChain;
 
public:
  Tool(const char *Name, const char *ShortName, const ToolChain &TC);
 
public:
  virtual ~Tool();
 
  const char *getName() const { return Name; }
 
  const char *getShortName() const { return ShortName; }
 
  const ToolChain &getToolChain() const { return TheToolChain; }
 
  virtual bool hasIntegratedAssembler() const { return false; }
  virtual bool hasIntegratedBackend() const { return true; }
  virtual bool canEmitIR() const { return false; }
  virtual bool hasIntegratedCPP() const = 0;
  virtual bool isLinkJob() const { return false; }
  virtual bool isDsymutilJob() const { return false; }
 
  /// Does this tool have "good" standardized diagnostics, or should the
  /// driver add an additional "command failed" diagnostic on failures.
  virtual bool hasGoodDiagnostics() const { return false; }
 
  /// ConstructJob - Construct jobs to perform the action \p JA,
  /// writing to \p Output and with \p Inputs, and add the jobs to
  /// \p C.
  ///
  /// \param TCArgs - The argument list for this toolchain, with any
  /// tool chain specific translations applied.
  /// \param LinkingOutput - If this output will eventually feed the
  /// linker, then this is the final output name of the linked image.
  virtual void ConstructJob(Compilation &C, const JobAction &JA,
                            const InputInfo &Output,
                            const InputInfoList &Inputs,
                            const llvm::opt::ArgList &TCArgs,
                            const char *LinkingOutput) const = 0;
};
 
} // end namespace driver
} // end namespace clang
 
#endif