1 //===- FrontendOptions.cpp ------------------------------------------------===//
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
7 //===----------------------------------------------------------------------===//
9 #include "clang/Frontend/FrontendOptions.h"
10 #include "llvm/ADT/StringSwitch.h"
12 using namespace clang;
14 InputKind FrontendOptions::getInputKindForExtension(StringRef Extension) {
15 return llvm::StringSwitch<InputKind>(Extension)
16 .Cases("ast", "pcm", InputKind(InputKind::Unknown, InputKind::Precompiled))
17 .Case("c", InputKind::C)
18 .Cases("S", "s", InputKind::Asm)
19 .Case("i", InputKind(InputKind::C).getPreprocessed())
20 .Case("ii", InputKind(InputKind::CXX).getPreprocessed())
21 .Case("cui", InputKind(InputKind::CUDA).getPreprocessed())
22 .Case("m", InputKind::ObjC)
23 .Case("mi", InputKind(InputKind::ObjC).getPreprocessed())
24 .Cases("mm", "M", InputKind::ObjCXX)
25 .Case("mii", InputKind(InputKind::ObjCXX).getPreprocessed())
26 .Cases("C", "cc", "cp", InputKind::CXX)
27 .Cases("cpp", "CPP", "c++", "cxx", "hpp", InputKind::CXX)
28 .Case("cppm", InputKind::CXX)
29 .Case("iim", InputKind(InputKind::CXX).getPreprocessed())
30 .Case("cl", InputKind::OpenCL)
31 .Case("cu", InputKind::CUDA)
32 .Cases("ll", "bc", InputKind::LLVM_IR)
33 .Default(InputKind::Unknown);