llvm/lib/TextAPI/SymbolSet.cpp

   1 //===- lib/TextAPI/SymbolSet.cpp - TAPI Symbol Set ------------*- 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 #include "llvm/TextAPI/SymbolSet.h"
  10
  11 using namespace llvm;
  12 using namespace llvm::MachO;
  13
  14 Symbol *SymbolSet::addGlobalImpl(SymbolKind Kind, StringRef Name,
  15                                  SymbolFlags Flags) {
  16   Name = copyString(Name);
  17   auto Result = Symbols.try_emplace(SymbolsMapKey{Kind, Name}, nullptr);
  18   if (Result.second)
  19     Result.first->second =
  20         new (Allocator) Symbol{Kind, Name, TargetList(), Flags};
  21   return Result.first->second;
  22 }
  23
  24 Symbol *SymbolSet::addGlobal(SymbolKind Kind, StringRef Name, SymbolFlags Flags,
  25                              const Target &Targ) {
  26   auto *Sym = addGlobalImpl(Kind, Name, Flags);
  27   Sym->addTarget(Targ);
  28   return Sym;
  29 }
  30
  31 const Symbol *SymbolSet::findSymbol(SymbolKind Kind, StringRef Name) const {
  32   return Symbols.lookup({Kind, Name});
  33 }