1//===- FrontendOptions.cpp ------------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "clang/Frontend/FrontendOptions.h"
10#include "clang/Basic/LangStandard.h"
11#include "llvm/ADT/StringSwitch.h"
12
13using namespace clang;
14
15InputKind FrontendOptions::getInputKindForExtension(StringRef Extension) {
16  return llvm::StringSwitch<InputKind>(Extension)
17      .Cases("ast", "pcm", InputKind(Language::Unknown, InputKind::Precompiled))
18      .Case("c", Language::C)
19      .Cases("S", "s", Language::Asm)
20      .Case("i", InputKind(Language::C).getPreprocessed())
21      .Case("ii", InputKind(Language::CXX).getPreprocessed())
22      .Case("cui", InputKind(Language::CUDA).getPreprocessed())
23      .Case("m", Language::ObjC)
24      .Case("mi", InputKind(Language::ObjC).getPreprocessed())
25      .Cases("mm", "M", Language::ObjCXX)
26      .Case("mii", InputKind(Language::ObjCXX).getPreprocessed())
27      .Cases("C", "cc", "cp", Language::CXX)
28      .Cases("cpp", "CPP", "c++", "cxx", "hpp", "hxx", Language::CXX)
29      .Case("cppm", Language::CXX)
30      .Case("iim", InputKind(Language::CXX).getPreprocessed())
31      .Case("cl", Language::OpenCL)
32      .Case("clcpp", Language::OpenCLCXX)
33      .Cases("cu", "cuh", Language::CUDA)
34      .Case("hip", Language::HIP)
35      .Cases("ll", "bc", Language::LLVM_IR)
36      .Default(Language::Unknown);
37}
38