[PATCH] D128938: [lld-macho] Read in new addrsig format
Jez Ng via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Jul 19 18:22:59 PDT 2022
This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG2d889a87fb1c: [lld-macho] Read in new addrsig format (authored by int3).
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D128938/new/
https://reviews.llvm.org/D128938
Files:
lld/MachO/ICF.cpp
Index: lld/MachO/ICF.cpp
===================================================================
--- lld/MachO/ICF.cpp
+++ lld/MachO/ICF.cpp
@@ -384,18 +384,13 @@
continue;
assert(addrSigSection->subsections.size() == 1);
- Subsection *subSection = &addrSigSection->subsections[0];
- ArrayRef<unsigned char> &contents = subSection->isec->data;
-
- const uint8_t *pData = contents.begin();
- while (pData != contents.end()) {
- unsigned size;
- const char *err;
- uint32_t symIndex = decodeULEB128(pData, &size, contents.end(), &err);
- if (err)
- fatal(toString(file) + ": could not decode addrsig section: " + err);
- markSymAsAddrSig(obj->symbols[symIndex]);
- pData += size;
+ const InputSection *isec = addrSigSection->subsections[0].isec;
+
+ for (const Reloc &r : isec->relocs) {
+ if (auto *sym = r.referent.dyn_cast<Symbol *>())
+ markSymAsAddrSig(sym);
+ else
+ error(toString(isec) + ": unexpected section relocation");
}
}
}
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