diff options
Diffstat (limited to 'lld/lib/ReaderWriter/ELF/CreateELF.h')
| -rw-r--r-- | lld/lib/ReaderWriter/ELF/CreateELF.h | 72 |
1 files changed, 18 insertions, 54 deletions
diff --git a/lld/lib/ReaderWriter/ELF/CreateELF.h b/lld/lib/ReaderWriter/ELF/CreateELF.h index ad34dddb24d..b6d5fa7ad78 100644 --- a/lld/lib/ReaderWriter/ELF/CreateELF.h +++ b/lld/lib/ReaderWriter/ELF/CreateELF.h @@ -12,6 +12,7 @@ /// ELFType depending on the runtime type needed. /// //===----------------------------------------------------------------------===// + #ifndef LLD_READER_WRITER_ELF_CREATE_ELF_H #define LLD_READER_WRITER_ELF_CREATE_ELF_H @@ -39,7 +40,7 @@ using llvm::object::ELFType; __VA_ARGS__); #if !LLVM_IS_UNALIGNED_ACCESS_FAST -# define LLVM_CREATE_ELF_MaxAlignCheck(normal, low, endian, is64, ...) \ +# define LLVM_CREATE_ELF_Create(normal, low, endian, is64, ...) \ if (maxAlignment >= normal) \ return LLVM_CREATE_ELF_CreateELFTraits(endian, normal, is64, __VA_ARGS__) \ else if (maxAlignment >= low) \ @@ -47,72 +48,35 @@ using llvm::object::ELFType; else \ llvm_unreachable("Invalid alignment for ELF file!"); #else -# define LLVM_CREATE_ELF_MaxAlignCheck(normal, low, endian, is64, ...) \ +# define LLVM_CREATE_ELF_Create(normal, low, endian, is64, ...) \ if (maxAlignment >= low) \ return LLVM_CREATE_ELF_CreateELFTraits(endian, low, is64, __VA_ARGS__) \ else \ llvm_unreachable("Invalid alignment for ELF file!"); #endif -#define LLVM_CREATE_ELF_IMPL(...) \ - if (ident.first == llvm::ELF::ELFCLASS32 && \ - ident.second == llvm::ELF::ELFDATA2LSB) { \ - LLVM_CREATE_ELF_MaxAlignCheck(4, 2, little, false, __VA_ARGS__) \ - } else if (ident.first == llvm::ELF::ELFCLASS32 && \ - ident.second == llvm::ELF::ELFDATA2MSB) { \ - LLVM_CREATE_ELF_MaxAlignCheck(4, 2, big, false, __VA_ARGS__) \ - } else if (ident.first == llvm::ELF::ELFCLASS64 && \ - ident.second == llvm::ELF::ELFDATA2MSB) { \ - LLVM_CREATE_ELF_MaxAlignCheck(8, 2, big, true, __VA_ARGS__) \ - } else if (ident.first == llvm::ELF::ELFCLASS64 && \ - ident.second == llvm::ELF::ELFDATA2LSB) { \ - LLVM_CREATE_ELF_MaxAlignCheck(8, 2, little, true, __VA_ARGS__) \ - } \ - llvm_unreachable("Invalid ELF type!"); - -#if LLVM_HAS_VARIADIC_TEMPLATES template <class Traits, class ...Args> typename Traits::result_type createELF( std::pair<unsigned char, unsigned char> ident, std::size_t maxAlignment, Args &&...args) { - LLVM_CREATE_ELF_IMPL(std::forward<Args>(args)...) -} -#else -template <class Traits, class T1> -typename Traits::result_type createELF( - std::pair<unsigned char, unsigned char> ident, std::size_t maxAlignment, - T1 &&t1) { - LLVM_CREATE_ELF_IMPL(std::forward<T1>(t1)) -} - -template <class Traits, class T1, class T2> -typename Traits::result_type createELF( - std::pair<unsigned char, unsigned char> ident, std::size_t maxAlignment, - T1 &&t1, T2 &&t2) { - LLVM_CREATE_ELF_IMPL(std::forward<T1>(t1), std::forward<T2>(t2)) + if (ident.first == llvm::ELF::ELFCLASS32 && + ident.second == llvm::ELF::ELFDATA2LSB) { + LLVM_CREATE_ELF_Create(4, 2, little, false, std::forward<Args>(args)...) + } else if (ident.first == llvm::ELF::ELFCLASS32 && + ident.second == llvm::ELF::ELFDATA2MSB) { + LLVM_CREATE_ELF_Create(4, 2, big, false, std::forward<Args>(args)...) + } else if (ident.first == llvm::ELF::ELFCLASS64 && + ident.second == llvm::ELF::ELFDATA2MSB) { + LLVM_CREATE_ELF_Create(8, 2, big, true, std::forward<Args>(args)...) + } else if (ident.first == llvm::ELF::ELFCLASS64 && + ident.second == llvm::ELF::ELFDATA2LSB) { + LLVM_CREATE_ELF_Create(8, 2, little, true, std::forward<Args>(args)...) + } + llvm_unreachable("Invalid ELF type!"); } - -template <class Traits, class T1, class T2, class T3> -typename Traits::result_type createELF( - std::pair<unsigned char, unsigned char> ident, std::size_t maxAlignment, - T1 &&t1, T2 &&t2, T3 &&t3) { - LLVM_CREATE_ELF_IMPL(std::forward<T1>(t1), std::forward<T2>(t2), - std::forward<T3>(t3)) -} - -template <class Traits, class T1, class T2, class T3, class T4> -typename Traits::result_type createELF( - std::pair<unsigned char, unsigned char> ident, std::size_t maxAlignment, - T1 &&t1, T2 &&t2, T3 &&t3, T4 &&t4) { - LLVM_CREATE_ELF_IMPL(std::forward<T1>(t1), std::forward<T2>(t2), - std::forward<T3>(t3), std::forward<T4>(t4)) -} - -#endif // LLVM_HAS_VARIADIC_TEMPLATES } // end anon namespace #undef LLVM_CREATE_ELF_CreateELFTraits -#undef LLVM_CREATE_ELF_MaxAlignCheck -#undef LLVM_CREATE_ELF_IMPL +#undef LLVM_CREATE_ELF_Create #endif |
