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[elf2] Convert if/else cascade into a covered switch. NFC. 

llvm-svn: 248049
This commit is contained in:
Michael J. Spencer 2015-09-18 21:48:38 +00:00
parent db7d8083cd
commit 9567495154
1 changed files with 16 additions and 8 deletions
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24
lld/ELF/Writer.cpp
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@ -730,18 +730,26 @@ void OutputSection<ELFT>::relocate(
uint32_t Type = RI.getType(IsMips64EL);
uintX_t SymVA;
if (auto *DR = dyn_cast<DefinedRegular<ELFT>>(Body)) {
SymVA = getSymVA<ELFT>(DR);
} else if (auto *DA = dyn_cast<DefinedAbsolute<ELFT>>(Body)) {
SymVA = DA->Sym.st_value;
} else if (auto *S = dyn_cast<SharedSymbol<ELFT>>(Body)) {
switch (Body->kind()) {
case SymbolBody::DefinedRegularKind:
SymVA = getSymVA<ELFT>(cast<DefinedRegular<ELFT>>(Body));
break;
case SymbolBody::DefinedAbsoluteKind:
SymVA = cast<DefinedAbsolute<ELFT>>(Body)->Sym.st_value;
break;
case SymbolBody::DefinedCommonKind:
continue;
case SymbolBody::SharedKind:
if (!relocNeedsGOT(Type))
continue;
SymVA = GotSec.getEntryAddr(*S);
SymVA = GotSec.getEntryAddr(*Body);
Type = R_X86_64_PC32;
} else {
// Skip unsupported for now.
break;
case SymbolBody::UndefinedKind:
continue;
case SymbolBody::LazyKind:
llvm_unreachable("Lazy symbol reached writer");
}
relocateOne(Buf, RI, Type, BaseAddr, SymVA);