LangStandards.cpp

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//===--- LangStandards.cpp - Language Standard Definitions ----------------===//
//
// 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 "clang/Basic/LangStandard.h"
#include "clang/Config/config.h"
#include "llvm/ADT/StringSwitch.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/TargetParser/Triple.h"
using namespace clang;
 
StringRef clang::languageToString(Language L) {
  switch (L) {
  case Language::Unknown:
    return "Unknown";
  case Language::Asm:
    return "Asm";
  case Language::LLVM_IR:
    return "LLVM IR";
  case Language::CIR:
    return "ClangIR";
  case Language::C:
    return "C";
  case Language::CXX:
    return "C++";
  case Language::ObjC:
    return "Objective-C";
  case Language::ObjCXX:
    return "Objective-C++";
  case Language::OpenCL:
    return "OpenCL";
  case Language::OpenCLCXX:
    return "OpenCLC++";
  case Language::CUDA:
    return "CUDA";
  case Language::HIP:
    return "HIP";
  case Language::HLSL:
    return "HLSL";
  }
 
  llvm_unreachable("unhandled language kind");
}
 
#define LANGSTANDARD(id, name, lang, desc, features)                           \
  static const LangStandard Lang_##id = {name, desc, features, Language::lang};
#include "clang/Basic/LangStandards.def"
 
const LangStandard &LangStandard::getLangStandardForKind(Kind K) {
  switch (K) {
  case lang_unspecified:
    llvm::report_fatal_error("getLangStandardForKind() on unspecified kind");
#define LANGSTANDARD(id, name, lang, desc, features) \
    case lang_##id: return Lang_##id;
#include "clang/Basic/LangStandards.def"
  }
  llvm_unreachable("Invalid language kind!");
}
 
LangStandard::Kind LangStandard::getLangKind(StringRef Name) {
  return llvm::StringSwitch<Kind>(Name)
#define LANGSTANDARD(id, name, lang, desc, features) .Case(name, lang_##id)
#define LANGSTANDARD_ALIAS(id, alias) .Case(alias, lang_##id)
#include "clang/Basic/LangStandards.def"
      .Default(lang_unspecified);
}