lib/Basic/Targets/BPF.cpp

   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 }