1 //===--- BPF.cpp - Implement BPF target feature support -------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file implements BPF TargetInfo objects.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #include "BPF.h"
15 #include "Targets.h"
16 #include "clang/Basic/MacroBuilder.h"
17 #include "llvm/ADT/StringRef.h"
18 
19 using namespace clang;
20 using namespace clang::targets;
21 
22 void BPFTargetInfo::getTargetDefines(const LangOptions &Opts,
23                                      MacroBuilder &Builder) const {
24   DefineStd(Builder, "bpf", Opts);
25   Builder.defineMacro("__BPF__");
26 }
27 
28 static constexpr llvm::StringLiteral ValidCPUNames[] = {"generic", "v1", "v2",
29                                                         "probe"};
30 
31 bool BPFTargetInfo::isValidCPUName(StringRef Name) const {
32   return llvm::find(ValidCPUNames, Name) != std::end(ValidCPUNames);
33 }
34 
35 void BPFTargetInfo::fillValidCPUList(SmallVectorImpl<StringRef> &Values) const {
36   Values.append(std::begin(ValidCPUNames), std::end(ValidCPUNames));
37 }
38