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Teach llvm-nm to know about fat archives (aka MachOUniversal files

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containing archives).  First step as other tools will be updated next.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208812 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Kevin Enderby
2014-05-14 21:18:50 +00:00
parent 6b543713a2
commit 14963a696b
5 changed files with 55 additions and 5 deletions
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lib/Object/MachOUniversal.cpp
+20
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@@ -14,6 +14,7 @@
#include "llvm/Object/MachOUniversal.h"
#include "llvm/Object/MachO.h"
#include "llvm/Object/ObjectFile.h"
#include "llvm/Object/Archive.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/Host.h"
#include "llvm/Support/MemoryBuffer.h"
@@ -90,6 +91,25 @@ error_code MachOUniversalBinary::ObjectForArch::getAsObjectFile(
return object_error::parse_failed;
}
error_code MachOUniversalBinary::ObjectForArch::getAsArchive(
std::unique_ptr<Archive> &Result) const {
if (Parent) {
StringRef ParentData = Parent->getData();
StringRef ObjectData = ParentData.substr(Header.offset, Header.size);
std::string ObjectName =
Parent->getFileName().str() + ":" +
Triple::getArchTypeName(MachOObjectFile::getArch(Header.cputype));
MemoryBuffer *ObjBuffer = MemoryBuffer::getMemBuffer(
ObjectData, ObjectName, false);
ErrorOr<Archive *> Obj = Archive::create(ObjBuffer);
if (error_code EC = Obj.getError())
return EC;
Result.reset(Obj.get());
return object_error::success;
}
return object_error::parse_failed;
}
void MachOUniversalBinary::anchor() { }
ErrorOr<MachOUniversalBinary *>