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[llvm-readobj] add support for macho universal binary.

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Patch by Keyue Hu (Chilledheart)!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@233107 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2015-03-24 20:26:55 +00:00
parent f61cd8b368
commit 71be19dff2
4 changed files with 165 additions and 3 deletions
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17
tools/llvm-readobj/llvm-readobj.cpp
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@ -25,6 +25,7 @@
#include "StreamWriter.h"
#include "llvm/Object/Archive.h"
#include "llvm/Object/ELFObjectFile.h"
#include "llvm/Object/MachOUniversal.h"
#include "llvm/Object/ObjectFile.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/CommandLine.h"
@ -320,6 +321,19 @@ static void dumpArchive(const Archive *Arc) {
}
}
/// @brief Dumps each object file in \a MachO Universal Binary;
static void dumpMachOUniversalBinary(const MachOUniversalBinary *UBinary) {
for (const MachOUniversalBinary::ObjectForArch &Obj : UBinary->objects()) {
ErrorOr<std::unique_ptr<MachOObjectFile>> ObjOrErr = Obj.getAsObjectFile();
if (std::error_code EC = ObjOrErr.getError()) {
reportError(UBinary->getFileName(), EC.message());
continue;
}
if (MachOObjectFile *MachOObj = ObjOrErr.get().get())
dumpObject(MachOObj);
}
}
/// @brief Opens \a File and dumps it.
static void dumpInput(StringRef File) {
@ -339,6 +353,9 @@ static void dumpInput(StringRef File) {
if (Archive *Arc = dyn_cast<Archive>(&Binary))
dumpArchive(Arc);
else if (MachOUniversalBinary *UBinary =
dyn_cast<MachOUniversalBinary>(&Binary))
dumpMachOUniversalBinary(UBinary);
else if (ObjectFile *Obj = dyn_cast<ObjectFile>(&Binary))
dumpObject(Obj);
else