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ELF: Move PLT relocation handler to one place. NFC. 

llvm-svn: 259470
This commit is contained in:
Rui Ueyama 2016-02-02 07:07:34 +00:00
parent ccc809e2e6
commit 554f273b9d
1 changed files with 26 additions and 18 deletions
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44
lld/ELF/Writer.cpp
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@ -324,25 +324,36 @@ void Writer<ELFT>::scanRelocs(
continue;
}
// If a relocation needs PLT, we create a PLT and a GOT slot
// for the symbol.
if (Body && Target->needsPlt(Type, *Body)) {
if (Body->isInPlt())
continue;
Out<ELFT>::Plt->addEntry(Body);
if (Target->UseLazyBinding) {
Out<ELFT>::GotPlt->addEntry(Body);
Out<ELFT>::RelaPlt->addReloc({&C, &RI});
} else {
if (Body->isInGot())
continue;
Out<ELFT>::Got->addEntry(Body);
Out<ELFT>::RelaDyn->addReloc({&C, &RI});
}
if (canBePreempted(Body, /*NeedsGot=*/true))
Body->setUsedInDynamicReloc();
continue;
}
bool NeedsGot = false;
bool NeedsPlt = false;
if (Body) {
NeedsPlt = Target->needsPlt(Type, *Body);
if (NeedsPlt) {
if (Body->isInPlt())
continue;
Out<ELFT>::Plt->addEntry(Body);
}
NeedsGot = Target->needsGot(Type, *Body);
if (NeedsGot) {
if (NeedsPlt && Target->UseLazyBinding) {
Out<ELFT>::GotPlt->addEntry(Body);
} else {
if (Body->isInGot())
continue;
Out<ELFT>::Got->addEntry(Body);
}
if (Body->isInGot())
continue;
Out<ELFT>::Got->addEntry(Body);
}
}
@ -383,10 +394,7 @@ void Writer<ELFT>::scanRelocs(
if (CBP)
Body->setUsedInDynamicReloc();
if (NeedsPlt && Target->UseLazyBinding)
Out<ELFT>::RelaPlt->addReloc({&C, &RI});
else
Out<ELFT>::RelaDyn->addReloc({&C, &RI});
Out<ELFT>::RelaDyn->addReloc({&C, &RI});
}
}