llvm/lib/TextAPI/InterfaceFile.cpp

   1 //===- InterfaceFile.cpp --------------------------------------------------===//
   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 // Implements the Interface File.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #include "llvm/TextAPI/InterfaceFile.h"
  14 #include <iomanip>
  15 #include <sstream>
  16
  17 using namespace llvm;
  18 using namespace llvm::MachO;
  19
  20 namespace {
  21 template <typename C>
  22 typename C::iterator addEntry(C &Container, StringRef InstallName) {
  23   auto I = partition_point(Container, [=](const InterfaceFileRef &O) {
  24     return O.getInstallName() < InstallName;
  25   });
  26   if (I != Container.end() && I->getInstallName() == InstallName)
  27     return I;
  28
  29   return Container.emplace(I, InstallName);
  30 }
  31
  32 template <typename C>
  33 typename C::iterator addEntry(C &Container, const Target &Target_) {
  34   auto Iter =
  35       lower_bound(Container, Target_, [](const Target &LHS, const Target &RHS) {
  36         return LHS < RHS;
  37       });
  38   if ((Iter != std::end(Container)) && !(Target_ < *Iter))
  39     return Iter;
  40
  41   return Container.insert(Iter, Target_);
  42 }
  43 } // end namespace
  44
  45 void InterfaceFileRef::addTarget(const Target &Target) {
  46   addEntry(Targets, Target);
  47 }
  48
  49 void InterfaceFile::addAllowableClient(StringRef InstallName,
  50                                        const Target &Target) {
  51   auto Client = addEntry(AllowableClients, InstallName);
  52   Client->addTarget(Target);
  53 }
  54
  55 void InterfaceFile::addReexportedLibrary(StringRef InstallName,
  56                                          const Target &Target) {
  57   auto Lib = addEntry(ReexportedLibraries, InstallName);
  58   Lib->addTarget(Target);
  59 }
  60
  61 void InterfaceFile::addParentUmbrella(const Target &Target_, StringRef Parent) {
  62   auto Iter = lower_bound(ParentUmbrellas, Target_,
  63                           [](const std::pair<Target, std::string> &LHS,
  64                              Target RHS) { return LHS.first < RHS; });
  65
  66   if ((Iter != ParentUmbrellas.end()) && !(Target_ < Iter->first)) {
  67     Iter->second = std::string(Parent);
  68     return;
  69   }
  70
  71   ParentUmbrellas.emplace(Iter, Target_, std::string(Parent));
  72 }
  73
  74 void InterfaceFile::addUUID(const Target &Target_, StringRef UUID) {
  75   auto Iter = lower_bound(UUIDs, Target_,
  76                           [](const std::pair<Target, std::string> &LHS,
  77                              Target RHS) { return LHS.first < RHS; });
  78
  79   if ((Iter != UUIDs.end()) && !(Target_ < Iter->first)) {
  80     Iter->second = std::string(UUID);
  81     return;
  82   }
  83
  84   UUIDs.emplace(Iter, Target_, std::string(UUID));
  85 }
  86
  87 void InterfaceFile::addUUID(const Target &Target, uint8_t UUID[16]) {
  88   std::stringstream Stream;
  89   for (unsigned i = 0; i < 16; ++i) {
  90     if (i == 4 || i == 6 || i == 8 || i == 10)
  91       Stream << '-';
  92     Stream << std::setfill('0') << std::setw(2) << std::uppercase << std::hex
  93            << static_cast<int>(UUID[i]);
  94   }
  95   addUUID(Target, Stream.str());
  96 }
  97
  98 void InterfaceFile::addTarget(const Target &Target) {
  99   addEntry(Targets, Target);
 100 }
 101
 102 InterfaceFile::const_filtered_target_range
 103 InterfaceFile::targets(ArchitectureSet Archs) const {
 104   std::function<bool(const Target &)> fn = [Archs](const Target &Target_) {
 105     return Archs.has(Target_.Arch);
 106   };
 107   return make_filter_range(Targets, fn);
 108 }
 109
 110 void InterfaceFile::addSymbol(SymbolKind Kind, StringRef Name,
 111                               const TargetList &Targets, SymbolFlags Flags) {
 112   Name = copyString(Name);
 113   auto result = Symbols.try_emplace(SymbolsMapKey{Kind, Name}, nullptr);
 114   if (result.second)
 115     result.first->second = new (Allocator) Symbol{Kind, Name, Targets, Flags};
 116   else
 117     for (const auto &Target : Targets)
 118       result.first->second->addTarget(Target);
 119 }
 120
 121 void InterfaceFile::addDocument(std::shared_ptr<InterfaceFile> &&Document) {
 122   auto Pos = llvm::lower_bound(Documents, Document,
 123                                [](const std::shared_ptr<InterfaceFile> &LHS,
 124                                   const std::shared_ptr<InterfaceFile> &RHS) {
 125                                  return LHS->InstallName < RHS->InstallName;
 126                                });
 127   Document->Parent = this;
 128   Documents.insert(Pos, Document);
 129 }
 130
 131 bool InterfaceFile::operator==(const InterfaceFile &O) const {
 132   if (Targets != O.Targets)
 133     return false;
 134   if (InstallName != O.InstallName)
 135     return false;
 136   if ((CurrentVersion != O.CurrentVersion) ||
 137       (CompatibilityVersion != O.CompatibilityVersion))
 138     return false;
 139   if (SwiftABIVersion != O.SwiftABIVersion)
 140     return false;
 141   if (IsTwoLevelNamespace != O.IsTwoLevelNamespace)
 142     return false;
 143   if (IsAppExtensionSafe != O.IsAppExtensionSafe)
 144     return false;
 145   if (IsInstallAPI != O.IsInstallAPI)
 146     return false;
 147   if (ParentUmbrellas != O.ParentUmbrellas)
 148     return false;
 149   if (AllowableClients != O.AllowableClients)
 150     return false;
 151   if (ReexportedLibraries != O.ReexportedLibraries)
 152     return false;
 153   if (Symbols != O.Symbols)
 154     return false;
 155   if (!std::equal(Documents.begin(), Documents.end(), O.Documents.begin(),
 156                   O.Documents.end(),
 157                   [](const std::shared_ptr<InterfaceFile> LHS,
 158                      const std::shared_ptr<InterfaceFile> RHS) {
 159                     return *LHS == *RHS;
 160                   }))
 161     return false;
 162   return true;
 163 }