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[BOLT] Remove -dump-eh-frame option 

Summary: The option duplicates functionality of "llvm-dwarfdump -eh-frame".

(cherry picked from FBD27917505)
This commit is contained in:
Maksim Panchenko 2021-04-21 12:13:22 -07:00
parent 3355936e14
commit f8fa3e97d5
1 changed files with 0 additions and 27 deletions
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27
bolt/src/RewriteInstance.cpp
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@ -150,13 +150,6 @@ DumpDotAll("dump-dot-all",
cl::Hidden,
cl::cat(BoltCategory));
static cl::opt<bool>
DumpEHFrame("dump-eh-frame",
cl::desc("dump parsed .eh_frame (debugging)"),
cl::ZeroOrMore,
cl::Hidden,
cl::cat(BoltCategory));
static cl::list<std::string>
ForceFunctionNames("funcs",
cl::CommaSeparated,
@ -1607,10 +1600,6 @@ void RewriteInstance::readSpecialSections() {
Expected<const DWARFDebugFrame *> EHFrameOrError = BC->DwCtx->getEHFrame();
if (!EHFrameOrError)
report_error("expected valid eh_frame section", EHFrameOrError.takeError());
if (opts::DumpEHFrame) {
outs() << "BOLT-INFO: Dumping original binary .eh_frame\n";
EHFrameOrError.get()->dump(outs(), DIDumpOptions(), &*BC->MRI, NoneType());
}
CFIRdWrt.reset(new CFIReaderWriter(*EHFrameOrError.get()));
// Parse build-id
@ -5005,22 +4994,6 @@ void RewriteInstance::rewriteFile() {
EC = sys::fs::setPermissions(opts::OutputFilename,
sys::fs::perms::all_all);
check_error(EC, "cannot set permissions of output file");
// If requested, open again the binary we just wrote to dump its EH Frame
if (opts::DumpEHFrame) {
Expected<OwningBinary<Binary>> BinaryOrErr =
createBinary(opts::OutputFilename);
if (Error E = BinaryOrErr.takeError())
report_error(opts::OutputFilename, std::move(E));
Binary &Binary = *BinaryOrErr.get().getBinary();
if (auto *E = dyn_cast<ELFObjectFileBase>(&Binary)) {
std::unique_ptr<DWARFContext> DwCtx = DWARFContext::create(*E);
const DWARFDebugFrame *EHFrame = cantFail(DwCtx->getEHFrame());
outs() << "BOLT-INFO: Dumping rewritten .eh_frame\n";
EHFrame->dump(outs(), DIDumpOptions(), &*BC->MRI, NoneType());
}
}
}
void RewriteInstance::writeEHFrameHeader() {