llvm/clang/lib/Driver/ToolChains/Arch/RISCV.cpp

//===--- RISCV.cpp - RISC-V Helpers for 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
//
//===----------------------------------------------------------------------===//

#include "RISCV.h"
#include "../Clang.h"
#include "ToolChains/CommonArgs.h"
#include "clang/Basic/CharInfo.h"
#include "clang/Driver/Driver.h"
#include "clang/Driver/DriverDiagnostic.h"
#include "clang/Driver/Options.h"
#include "llvm/Option/ArgList.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/TargetParser/Host.h"
#include "llvm/TargetParser/RISCVISAInfo.h"
#include "llvm/TargetParser/RISCVTargetParser.h"

usingnamespaceclang::driver;
usingnamespaceclang::driver::tools;
usingnamespaceclang;
usingnamespacellvm::opt;

// Returns false if an error is diagnosed.
static bool getArchFeatures(const Driver &D, StringRef Arch,
                            std::vector<StringRef> &Features,
                            const ArgList &Args) { … }

// Get features except standard extension feature
static void getRISCFeaturesFromMcpu(const Driver &D, const Arg *A,
                                    const llvm::Triple &Triple,
                                    StringRef Mcpu,
                                    std::vector<StringRef> &Features) { … }

void riscv::getRISCVTargetFeatures(const Driver &D, const llvm::Triple &Triple,
                                   const ArgList &Args,
                                   std::vector<StringRef> &Features) { … }

StringRef riscv::getRISCVABI(const ArgList &Args, const llvm::Triple &Triple) { … }

std::string riscv::getRISCVArch(const llvm::opt::ArgList &Args,
                                const llvm::Triple &Triple) { … }

std::string riscv::getRISCVTargetCPU(const llvm::opt::ArgList &Args,
                                     const llvm::Triple &Triple) { … }