1 //===------- Targets.h - Declare target feature support ---------*- C++ -*-===//
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 // This file declares things required for construction of a TargetInfo object
10 // from a target triple. Typically individual targets will need to include from
11 // here in order to get these functions if required.
12 //
13 //===----------------------------------------------------------------------===//
14 
15 #ifndef LLVM_CLANG_LIB_BASIC_TARGETS_H
16 #define LLVM_CLANG_LIB_BASIC_TARGETS_H
17 
18 #include "clang/Basic/LangOptions.h"
19 #include "clang/Basic/MacroBuilder.h"
20 #include "clang/Basic/TargetInfo.h"
21 #include "llvm/ADT/StringRef.h"
22 
23 namespace clang {
24 namespace targets {
25 
26 LLVM_LIBRARY_VISIBILITY
27 std::unique_ptr<clang::TargetInfo>
28 AllocateTarget(const llvm::Triple &Triple, const clang::TargetOptions &Opts);
29 
30 /// DefineStd - Define a macro name and standard variants.  For example if
31 /// MacroName is "unix", then this will define "__unix", "__unix__", and "unix"
32 /// when in GNU mode.
33 LLVM_LIBRARY_VISIBILITY
34 void DefineStd(clang::MacroBuilder &Builder, llvm::StringRef MacroName,
35                const clang::LangOptions &Opts);
36 
37 LLVM_LIBRARY_VISIBILITY
38 void defineCPUMacros(clang::MacroBuilder &Builder, llvm::StringRef CPUName,
39                      bool Tuning = true);
40 
41 LLVM_LIBRARY_VISIBILITY
42 void addCygMingDefines(const clang::LangOptions &Opts,
43                        clang::MacroBuilder &Builder);
44 } // namespace targets
45 } // namespace clang
46 #endif // LLVM_CLANG_LIB_BASIC_TARGETS_H
47