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Bitcode: Introduce a BitcodeFileContents data type. NFCI.

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This data type includes the contents of a bitcode file.
Right now a bitcode file can only contain modules, but
a later change will add a symbol table.

Differential Revision: https://reviews.llvm.org/D33969

llvm-svn: 305019
This commit is contained in:
Peter Collingbourne
2017-06-08 22:00:24 +00:00
parent 108ca94fa8
commit 8dde4cba4c
6 changed files with 47 additions and 21 deletions
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11
llvm/lib/Object/IRObjectFile.cpp
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@@ -147,16 +147,15 @@ Expected<IRSymtabFile> object::readIRSymtab(MemoryBufferRef MBRef) {
if (!BCOrErr)
return errorCodeToError(BCOrErr.getError());
Expected<std::vector<BitcodeModule>> BMsOrErr =
getBitcodeModuleList(*BCOrErr);
if (!BMsOrErr)
return BMsOrErr.takeError();
Expected<BitcodeFileContents> BFCOrErr = getBitcodeFileContents(*BCOrErr);
if (!BFCOrErr)
return BFCOrErr.takeError();
Expected<irsymtab::FileContents> FCOrErr = irsymtab::readBitcode(*BMsOrErr);
Expected<irsymtab::FileContents> FCOrErr = irsymtab::readBitcode(*BFCOrErr);
if (!FCOrErr)
return FCOrErr.takeError();
F.Mods = std::move(*BMsOrErr);
F.Mods = std::move(BFCOrErr->Mods);
F.Symtab = std::move(FCOrErr->Symtab);
F.Strtab = std::move(FCOrErr->Strtab);
F.TheReader = std::move(FCOrErr->TheReader);