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Simplify .gnu.hash writing. NFC. 

llvm-svn: 320070
This commit is contained in:
Rafael Espindola 2017-12-07 18:51:19 +00:00
parent 50ca10bb58
commit f9f2abe7bd
1 changed files with 6 additions and 9 deletions
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15
lld/ELF/SyntheticSections.cpp
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@ -1750,15 +1750,12 @@ void GnuHashTableSection::writeHashTable(uint8_t *Buf) {
// Write hash buckets. Hash buckets contain indices in the following
// hash value table.
uint32_t *Buckets = reinterpret_cast<uint32_t *>(Buf);
auto SymI = Symbols.begin();
for (size_t I = 0; I < NBuckets; ++I) {
auto NewI = std::find_if(SymI, Symbols.end(), [=](const Entry &Ent) {
return Ent.BucketIdx == I;
});
if (NewI != Symbols.end()) {
write32(Buckets + I, NewI->Sym->DynsymIndex);
SymI = NewI;
}
uint32_t OldBucket = -1;
for (auto I = Symbols.begin(), E = Symbols.end(); I != E; ++I) {
if (I->BucketIdx == OldBucket)
continue;
OldBucket = I->BucketIdx;
write32(Buckets + OldBucket, I->Sym->DynsymIndex);
}
// Write a hash value table. It represents a sequence of chains that