RISCVToolchain.h

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//===--- RISCVToolchain.h - RISC-V ToolChain Implementations ----*- 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_LIB_DRIVER_TOOLCHAINS_RISCVTOOLCHAIN_H
#define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_RISCVTOOLCHAIN_H
 
#include "Gnu.h"
#include "clang/Driver/ToolChain.h"
 
namespace clang {
namespace driver {
namespace toolchains {
 
class LLVM_LIBRARY_VISIBILITY RISCVToolChain : public Generic_ELF {
public:
  RISCVToolChain(const Driver &D, const llvm::Triple &Triple,
                 const llvm::opt::ArgList &Args);
 
  static bool hasGCCToolchain(const Driver &D, const llvm::opt::ArgList &Args);
  void addClangTargetOptions(const llvm::opt::ArgList &DriverArgs,
                             llvm::opt::ArgStringList &CC1Args,
                             Action::OffloadKind) const override;
  RuntimeLibType GetDefaultRuntimeLibType() const override;
  UnwindLibType
  GetUnwindLibType(const llvm::opt::ArgList &Args) const override;
  UnwindTableLevel
  getDefaultUnwindTableLevel(const llvm::opt::ArgList &Args) const override;
  void
  AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
                            llvm::opt::ArgStringList &CC1Args) const override;
  void
  addLibStdCxxIncludePaths(const llvm::opt::ArgList &DriverArgs,
                           llvm::opt::ArgStringList &CC1Args) const override;
 
protected:
  Tool *buildLinker() const override;
 
private:
  std::string computeSysRoot() const override;
};
 
} // end namespace toolchains
 
namespace tools {
namespace RISCV {
class LLVM_LIBRARY_VISIBILITY Linker final : public Tool {
public:
  Linker(const