namespace llvm {
using namespace object;
-ErrorOr<ObjectFile *> ObjectFile::createELFObjectFile(MemoryBuffer *Obj,
- bool BufferOwned) {
- std::pair<unsigned char, unsigned char> Ident = getElfArchType(Obj);
+ELFObjectFileBase::ELFObjectFileBase(unsigned int Type, MemoryBufferRef Source)
+ : ObjectFile(Type, Source) {}
+
+ErrorOr<std::unique_ptr<ObjectFile>>
+ObjectFile::createELFObjectFile(MemoryBufferRef Obj) {
+ std::pair<unsigned char, unsigned char> Ident =
+ getElfArchType(Obj.getBuffer());
std::size_t MaxAlignment =
- 1ULL << countTrailingZeros(uintptr_t(Obj->getBufferStart()));
+ 1ULL << countTrailingZeros(uintptr_t(Obj.getBufferStart()));
std::error_code EC;
std::unique_ptr<ObjectFile> R;
if (Ident.first == ELF::ELFCLASS32 && Ident.second == ELF::ELFDATA2LSB)
#if !LLVM_IS_UNALIGNED_ACCESS_FAST
if (MaxAlignment >= 4)
- R.reset(new ELFObjectFile<ELFType<support::little, 4, false> >(
- Obj, EC, BufferOwned));
+ R.reset(new ELFObjectFile<ELFType<support::little, 4, false>>(Obj, EC));
else
#endif
if (MaxAlignment >= 2)
- R.reset(new ELFObjectFile<ELFType<support::little, 2, false> >(
- Obj, EC, BufferOwned));
+ R.reset(new ELFObjectFile<ELFType<support::little, 2, false>>(Obj, EC));
else
- llvm_unreachable("Invalid alignment for ELF file!");
+ return object_error::parse_failed;
else if (Ident.first == ELF::ELFCLASS32 && Ident.second == ELF::ELFDATA2MSB)
#if !LLVM_IS_UNALIGNED_ACCESS_FAST
if (MaxAlignment >= 4)
- R.reset(new ELFObjectFile<ELFType<support::big, 4, false> >(Obj, EC,
- BufferOwned));
+ R.reset(new ELFObjectFile<ELFType<support::big, 4, false>>(Obj, EC));
else
#endif
if (MaxAlignment >= 2)
- R.reset(new ELFObjectFile<ELFType<support::big, 2, false> >(Obj, EC,
- BufferOwned));
+ R.reset(new ELFObjectFile<ELFType<support::big, 2, false>>(Obj, EC));
else
- llvm_unreachable("Invalid alignment for ELF file!");
+ return object_error::parse_failed;
else if (Ident.first == ELF::ELFCLASS64 && Ident.second == ELF::ELFDATA2MSB)
#if !LLVM_IS_UNALIGNED_ACCESS_FAST
if (MaxAlignment >= 8)
- R.reset(new ELFObjectFile<ELFType<support::big, 8, true> >(Obj, EC,
- BufferOwned));
+ R.reset(new ELFObjectFile<ELFType<support::big, 8, true>>(Obj, EC));
else
#endif
if (MaxAlignment >= 2)
- R.reset(new ELFObjectFile<ELFType<support::big, 2, true> >(Obj, EC,
- BufferOwned));
+ R.reset(new ELFObjectFile<ELFType<support::big, 2, true>>(Obj, EC));
else
- llvm_unreachable("Invalid alignment for ELF file!");
+ return object_error::parse_failed;
else if (Ident.first == ELF::ELFCLASS64 && Ident.second == ELF::ELFDATA2LSB) {
#if !LLVM_IS_UNALIGNED_ACCESS_FAST
if (MaxAlignment >= 8)
- R.reset(new ELFObjectFile<ELFType<support::little, 8, true> >(
- Obj, EC, BufferOwned));
+ R.reset(new ELFObjectFile<ELFType<support::little, 8, true>>(Obj, EC));
else
#endif
if (MaxAlignment >= 2)
- R.reset(new ELFObjectFile<ELFType<support::little, 2, true> >(
- Obj, EC, BufferOwned));
+ R.reset(new ELFObjectFile<ELFType<support::little, 2, true>>(Obj, EC));
else
- llvm_unreachable("Invalid alignment for ELF file!");
+ return object_error::parse_failed;
}
else
- report_fatal_error("Buffer is not an ELF object file!");
+ llvm_unreachable("Buffer is not an ELF object file!");
if (EC)
return EC;
- return R.release();
+ return std::move(R);
}
} // end namespace llvm