Avoid one more walk over all sections. NFC.
Set the group section index as they are created.
llvm-svn: 236049
diff --git a/llvm/lib/MC/ELFObjectWriter.cpp b/llvm/lib/MC/ELFObjectWriter.cpp
index 068c129..185b663 100644
--- a/llvm/lib/MC/ELFObjectWriter.cpp
+++ b/llvm/lib/MC/ELFObjectWriter.cpp
@@ -957,15 +957,6 @@
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 @@
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);