[PATCH] D75636: [LLD][NFC] Remove getOffsetInFile() workaround.

Alexey Lapshin via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Mar 5 04:57:02 PST 2020


This revision was automatically updated to reflect the committed changes.
Closed by commit rGa130be6ac516: [LLD][NFC] Remove getOffsetInFile() workaround. (authored by avl).

Changed prior to commit:
  https://reviews.llvm.org/D75636?vs=248286&id=248444#toc

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D75636/new/

https://reviews.llvm.org/D75636

Files:
  lld/ELF/DWARF.cpp
  lld/ELF/InputFiles.cpp
  lld/ELF/SyntheticSections.cpp


Index: lld/ELF/SyntheticSections.cpp
===================================================================
--- lld/ELF/SyntheticSections.cpp
+++ lld/ELF/SyntheticSections.cpp
@@ -2686,15 +2686,11 @@
     for (DWARFAddressRange &r : *ranges) {
       if (r.SectionIndex == -1ULL)
         continue;
-      InputSectionBase *s = sections[r.SectionIndex];
-      if (!s || s == &InputSection::discarded || !s->isLive())
-        continue;
       // Range list with zero size has no effect.
-      if (r.LowPC == r.HighPC)
-        continue;
-      auto *isec = cast<InputSection>(s);
-      uint64_t offset = isec->getOffsetInFile();
-      ret.push_back({isec, r.LowPC - offset, r.HighPC - offset, cuIdx});
+      InputSectionBase *s = sections[r.SectionIndex];
+      if (s && s != &InputSection::discarded && s->isLive())
+        if (r.LowPC != r.HighPC)
+          ret.push_back({cast<InputSection>(s), r.LowPC, r.HighPC, cuIdx});
     }
     ++cuIdx;
   }
Index: lld/ELF/InputFiles.cpp
===================================================================
--- lld/ELF/InputFiles.cpp
+++ lld/ELF/InputFiles.cpp
@@ -296,9 +296,7 @@
     }
   }
 
-  // Use fake address calculated by adding section file offset and offset in
-  // section. See comments for ObjectInfo class.
-  return dwarf->getDILineInfo(s->getOffsetInFile() + offset, sectionIndex);
+  return dwarf->getDILineInfo(offset, sectionIndex);
 }
 
 ELFFileBase::ELFFileBase(Kind k, MemoryBufferRef mb) : InputFile(k, mb) {
Index: lld/ELF/DWARF.cpp
===================================================================
--- lld/ELF/DWARF.cpp
+++ lld/ELF/DWARF.cpp
@@ -99,15 +99,9 @@
   // its zero value will terminate the decoding of .debug_ranges prematurely.
   Symbol &s = file->getRelocTargetSym(rel);
   uint64_t val = 0;
-  if (auto *dr = dyn_cast<Defined>(&s)) {
+  if (auto *dr = dyn_cast<Defined>(&s))
     val = dr->value;
 
-    // FIXME: We should be consistent about always adding the file
-    // offset or not.
-    if (dr->section->flags & ELF::SHF_ALLOC)
-      val += cast<InputSection>(dr->section)->getOffsetInFile();
-  }
-
   DataRefImpl d;
   d.p = getAddend<ELFT>(rel);
   return RelocAddrEntry{secIndex, RelocationRef(d, nullptr),


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