diff options
author | orivej <orivej@yandex-team.ru> | 2022-02-10 16:45:01 +0300 |
---|---|---|
committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:45:01 +0300 |
commit | 2d37894b1b037cf24231090eda8589bbb44fb6fc (patch) | |
tree | be835aa92c6248212e705f25388ebafcf84bc7a1 /contrib/libs/llvm12/lib/Object/TapiFile.cpp | |
parent | 718c552901d703c502ccbefdfc3c9028d608b947 (diff) | |
download | ydb-2d37894b1b037cf24231090eda8589bbb44fb6fc.tar.gz |
Restoring authorship annotation for <orivej@yandex-team.ru>. Commit 2 of 2.
Diffstat (limited to 'contrib/libs/llvm12/lib/Object/TapiFile.cpp')
-rw-r--r-- | contrib/libs/llvm12/lib/Object/TapiFile.cpp | 204 |
1 files changed, 102 insertions, 102 deletions
diff --git a/contrib/libs/llvm12/lib/Object/TapiFile.cpp b/contrib/libs/llvm12/lib/Object/TapiFile.cpp index 560c5b046e..7a361990ba 100644 --- a/contrib/libs/llvm12/lib/Object/TapiFile.cpp +++ b/contrib/libs/llvm12/lib/Object/TapiFile.cpp @@ -1,102 +1,102 @@ -//===- TapiFile.cpp -------------------------------------------------------===// -// -// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. -// See https://llvm.org/LICENSE.txt for license information. -// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception -// -//===----------------------------------------------------------------------===// -// -// This file defines the Text-based Dynamcic Library Stub format. -// -//===----------------------------------------------------------------------===// - -#include "llvm/Object/TapiFile.h" -#include "llvm/ADT/StringRef.h" -#include "llvm/Object/Error.h" -#include "llvm/Support/MemoryBuffer.h" - -using namespace llvm; -using namespace MachO; -using namespace object; - -static constexpr StringLiteral ObjC1ClassNamePrefix = ".objc_class_name_"; -static constexpr StringLiteral ObjC2ClassNamePrefix = "_OBJC_CLASS_$_"; -static constexpr StringLiteral ObjC2MetaClassNamePrefix = "_OBJC_METACLASS_$_"; -static constexpr StringLiteral ObjC2EHTypePrefix = "_OBJC_EHTYPE_$_"; -static constexpr StringLiteral ObjC2IVarPrefix = "_OBJC_IVAR_$_"; - -static uint32_t getFlags(const Symbol *Sym) { - uint32_t Flags = BasicSymbolRef::SF_Global; - if (Sym->isUndefined()) - Flags |= BasicSymbolRef::SF_Undefined; - else - Flags |= BasicSymbolRef::SF_Exported; - - if (Sym->isWeakDefined() || Sym->isWeakReferenced()) - Flags |= BasicSymbolRef::SF_Weak; - - return Flags; -} - -TapiFile::TapiFile(MemoryBufferRef Source, const InterfaceFile &interface, - Architecture Arch) - : SymbolicFile(ID_TapiFile, Source), Arch(Arch) { - for (const auto *Symbol : interface.symbols()) { - if (!Symbol->getArchitectures().has(Arch)) - continue; - - switch (Symbol->getKind()) { - case SymbolKind::GlobalSymbol: - Symbols.emplace_back(StringRef(), Symbol->getName(), getFlags(Symbol)); - break; - case SymbolKind::ObjectiveCClass: - if (interface.getPlatforms().count(PlatformKind::macOS) && - Arch == AK_i386) { - Symbols.emplace_back(ObjC1ClassNamePrefix, Symbol->getName(), - getFlags(Symbol)); - } else { - Symbols.emplace_back(ObjC2ClassNamePrefix, Symbol->getName(), - getFlags(Symbol)); - Symbols.emplace_back(ObjC2MetaClassNamePrefix, Symbol->getName(), - getFlags(Symbol)); - } - break; - case SymbolKind::ObjectiveCClassEHType: - Symbols.emplace_back(ObjC2EHTypePrefix, Symbol->getName(), - getFlags(Symbol)); - break; - case SymbolKind::ObjectiveCInstanceVariable: - Symbols.emplace_back(ObjC2IVarPrefix, Symbol->getName(), - getFlags(Symbol)); - break; - } - } -} - -TapiFile::~TapiFile() = default; - -void TapiFile::moveSymbolNext(DataRefImpl &DRI) const { DRI.d.a++; } - -Error TapiFile::printSymbolName(raw_ostream &OS, DataRefImpl DRI) const { - assert(DRI.d.a < Symbols.size() && "Attempt to access symbol out of bounds"); - const Symbol &Sym = Symbols[DRI.d.a]; - OS << Sym.Prefix << Sym.Name; - return Error::success(); -} - -Expected<uint32_t> TapiFile::getSymbolFlags(DataRefImpl DRI) const { - assert(DRI.d.a < Symbols.size() && "Attempt to access symbol out of bounds"); - return Symbols[DRI.d.a].Flags; -} - -basic_symbol_iterator TapiFile::symbol_begin() const { - DataRefImpl DRI; - DRI.d.a = 0; - return BasicSymbolRef{DRI, this}; -} - -basic_symbol_iterator TapiFile::symbol_end() const { - DataRefImpl DRI; - DRI.d.a = Symbols.size(); - return BasicSymbolRef{DRI, this}; -} +//===- TapiFile.cpp -------------------------------------------------------===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// +// +// This file defines the Text-based Dynamcic Library Stub format. +// +//===----------------------------------------------------------------------===// + +#include "llvm/Object/TapiFile.h" +#include "llvm/ADT/StringRef.h" +#include "llvm/Object/Error.h" +#include "llvm/Support/MemoryBuffer.h" + +using namespace llvm; +using namespace MachO; +using namespace object; + +static constexpr StringLiteral ObjC1ClassNamePrefix = ".objc_class_name_"; +static constexpr StringLiteral ObjC2ClassNamePrefix = "_OBJC_CLASS_$_"; +static constexpr StringLiteral ObjC2MetaClassNamePrefix = "_OBJC_METACLASS_$_"; +static constexpr StringLiteral ObjC2EHTypePrefix = "_OBJC_EHTYPE_$_"; +static constexpr StringLiteral ObjC2IVarPrefix = "_OBJC_IVAR_$_"; + +static uint32_t getFlags(const Symbol *Sym) { + uint32_t Flags = BasicSymbolRef::SF_Global; + if (Sym->isUndefined()) + Flags |= BasicSymbolRef::SF_Undefined; + else + Flags |= BasicSymbolRef::SF_Exported; + + if (Sym->isWeakDefined() || Sym->isWeakReferenced()) + Flags |= BasicSymbolRef::SF_Weak; + + return Flags; +} + +TapiFile::TapiFile(MemoryBufferRef Source, const InterfaceFile &interface, + Architecture Arch) + : SymbolicFile(ID_TapiFile, Source), Arch(Arch) { + for (const auto *Symbol : interface.symbols()) { + if (!Symbol->getArchitectures().has(Arch)) + continue; + + switch (Symbol->getKind()) { + case SymbolKind::GlobalSymbol: + Symbols.emplace_back(StringRef(), Symbol->getName(), getFlags(Symbol)); + break; + case SymbolKind::ObjectiveCClass: + if (interface.getPlatforms().count(PlatformKind::macOS) && + Arch == AK_i386) { + Symbols.emplace_back(ObjC1ClassNamePrefix, Symbol->getName(), + getFlags(Symbol)); + } else { + Symbols.emplace_back(ObjC2ClassNamePrefix, Symbol->getName(), + getFlags(Symbol)); + Symbols.emplace_back(ObjC2MetaClassNamePrefix, Symbol->getName(), + getFlags(Symbol)); + } + break; + case SymbolKind::ObjectiveCClassEHType: + Symbols.emplace_back(ObjC2EHTypePrefix, Symbol->getName(), + getFlags(Symbol)); + break; + case SymbolKind::ObjectiveCInstanceVariable: + Symbols.emplace_back(ObjC2IVarPrefix, Symbol->getName(), + getFlags(Symbol)); + break; + } + } +} + +TapiFile::~TapiFile() = default; + +void TapiFile::moveSymbolNext(DataRefImpl &DRI) const { DRI.d.a++; } + +Error TapiFile::printSymbolName(raw_ostream &OS, DataRefImpl DRI) const { + assert(DRI.d.a < Symbols.size() && "Attempt to access symbol out of bounds"); + const Symbol &Sym = Symbols[DRI.d.a]; + OS << Sym.Prefix << Sym.Name; + return Error::success(); +} + +Expected<uint32_t> TapiFile::getSymbolFlags(DataRefImpl DRI) const { + assert(DRI.d.a < Symbols.size() && "Attempt to access symbol out of bounds"); + return Symbols[DRI.d.a].Flags; +} + +basic_symbol_iterator TapiFile::symbol_begin() const { + DataRefImpl DRI; + DRI.d.a = 0; + return BasicSymbolRef{DRI, this}; +} + +basic_symbol_iterator TapiFile::symbol_end() const { + DataRefImpl DRI; + DRI.d.a = Symbols.size(); + return BasicSymbolRef{DRI, this}; +} |