RISCV.h

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//===--- RISCV.h - RISC-V-specific Tool Helpers -----------------*- 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_ARCH_RISCV_H
#define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_ARCH_RISCV_H
 
#include "clang/Driver/Driver.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Option/Option.h"
#include <optional>
#include <string>
#include <vector>
 
namespace clang {
namespace driver {
namespace tools {
namespace riscv {
void getRISCVTargetFeatures(const Driver &D, const llvm::Triple &Triple,
                            const llvm::opt::ArgList &Args,
                            std::vector<llvm::StringRef> &Features);
StringRef getRISCVABI(const llvm::opt::ArgList &Args,
                      const llvm::Triple &Triple);
std::string getRISCVArch(const llvm::opt::ArgList &Args,
                         const llvm::Triple &Triple);
std::string getRISCVTargetCPU(const llvm::opt::ArgList &Args,
                              const llvm::Triple &Triple);
/// Return the tune CPU and optionally, the tune features. A std::nullopt
/// return value signals error state.
std::optional<StringRef>
getRISCVTuneCPU(const Driver &D, const llvm::opt::ArgList &Args,
                SmallVectorImpl<std::string> *TuneFeatures = nullptr);
} // end namespace riscv
} // namespace tools
} // end namespace driver
} // end namespace clang
 
#endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_ARCH_RISCV_H