1 //===--- BPF.cpp - Implement BPF target feature support -------------------===// 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 implements BPF TargetInfo objects. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #include "BPF.h" 14 #include "Targets.h" 15 #include "clang/Basic/MacroBuilder.h" 16 #include "llvm/ADT/StringRef.h" 17 18 using namespace clang; 19 using namespace clang::targets; 20 21 void BPFTargetInfo::getTargetDefines(const LangOptions &Opts, 22 MacroBuilder &Builder) const { 23 Builder.defineMacro("__bpf__"); 24 Builder.defineMacro("__BPF__"); 25 } 26 27 static constexpr llvm::StringLiteral ValidCPUNames[] = {"generic", "v1", "v2", 28 "v3", "probe"}; 29 30 bool BPFTargetInfo::isValidCPUName(StringRef Name) const { 31 return llvm::find(ValidCPUNames, Name) != std::end(ValidCPUNames); 32 } 33 34 void BPFTargetInfo::fillValidCPUList(SmallVectorImpl<StringRef> &Values) const { 35 Values.append(std::begin(ValidCPUNames), std::end(ValidCPUNames)); 36 } 37