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Avoid one more walk over all sections. NFC.

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Set the group section index as they are created.

llvm-svn: 236049
This commit is contained in:
Rafael Espindola 2015-04-28 22:03:22 +00:00
parent 0b76fb5239
commit 22b9bb10c1
1 changed files with 3 additions and 9 deletions
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12
lib/MC/ELFObjectWriter.cpp
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@ -957,15 +957,6 @@ void ELFObjectWriter::maybeAddToGroup(MCAssembler &Asm,
void ELFObjectWriter::computeIndexMap(
MCAssembler &Asm, std::vector<const MCSectionELF *> &Sections,
SectionIndexMapTy &SectionIndexMap, const RevGroupMapTy &RevGroupMap) {
for (const MCSectionData &SD : Asm) {
const MCSectionELF &Section =
static_cast<const MCSectionELF &>(SD.getSection());
if (Section.getType() != ELF::SHT_GROUP)
continue;
Sections.push_back(&Section);
SectionIndexMap[&Section] = Sections.size();
}
std::vector<const MCSectionELF *> RelSections;
for (const MCSectionData &SD : Asm) {
const MCSectionELF &Section =
@ -1465,6 +1456,9 @@ void ELFObjectWriter::createIndexedSections(
const MCSectionELF *&Group = RevGroupMap[SignatureSymbol];
if (!Group) {
Group = Ctx.createELFGroupSection(SignatureSymbol);
Sections.push_back(Group);
SectionIndexMap[Group] = Sections.size();
MCSectionData &Data = Asm.getOrCreateSectionData(*Group);
Data.setAlignment(4);
MCDataFragment *F = new MCDataFragment(&Data);