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Make ObjectFile and BitcodeReader always own the MemoryBuffer.

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This allows us to just use a std::unique_ptr to store the pointer to the buffer.
The flip side is that they have to support releasing the buffer back to the
caller.

Overall this looks like a more efficient and less brittle api.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@211542 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2014-06-23 21:53:12 +00:00
parent 7e7e89f178
commit 1f659329b6
23 changed files with 117 additions and 154 deletions
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8
include/llvm/Object/ELFObjectFile.h
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@ -177,8 +177,7 @@ protected:
bool isDyldELFObject;
public:
ELFObjectFile(MemoryBuffer *Object, std::error_code &EC,
bool BufferOwned = true);
ELFObjectFile(MemoryBuffer *Object, std::error_code &EC);
const Elf_Sym *getSymbol(DataRefImpl Symb) const;
@ -774,12 +773,11 @@ ELFObjectFile<ELFT>::getRela(DataRefImpl Rela) const {
}
template <class ELFT>
ELFObjectFile<ELFT>::ELFObjectFile(MemoryBuffer *Object, std::error_code &ec,
bool BufferOwned)
ELFObjectFile<ELFT>::ELFObjectFile(MemoryBuffer *Object, std::error_code &ec)
: ObjectFile(getELFType(static_cast<endianness>(ELFT::TargetEndianness) ==
support::little,
ELFT::Is64Bits),
Object, BufferOwned),
Object),
EF(Object, ec) {}
template <class ELFT>