[PATCH] D87025: [DebugInfo] Make the offset of string pool entries 64-bit (18/19).

Igor Kudrin via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Sep 14 22:26:03 PDT 2020


This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG8c19ac23bdef: [DebugInfo] Make the offset of string pool entries 64-bit (18/19). (authored by ikudrin).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D87025/new/

https://reviews.llvm.org/D87025

Files:
  llvm/include/llvm/CodeGen/DwarfStringPoolEntry.h
  llvm/include/llvm/CodeGen/NonRelocatableStringpool.h
  llvm/lib/CodeGen/AsmPrinter/DwarfStringPool.cpp
  llvm/lib/CodeGen/AsmPrinter/DwarfStringPool.h


Index: llvm/lib/CodeGen/AsmPrinter/DwarfStringPool.h
===================================================================
--- llvm/lib/CodeGen/AsmPrinter/DwarfStringPool.h
+++ llvm/lib/CodeGen/AsmPrinter/DwarfStringPool.h
@@ -28,7 +28,7 @@
 
   StringMap<EntryTy, BumpPtrAllocator &> Pool;
   StringRef Prefix;
-  unsigned NumBytes = 0;
+  uint64_t NumBytes = 0;
   unsigned NumIndexedStrings = 0;
   bool ShouldCreateSymbols;
 
Index: llvm/lib/CodeGen/AsmPrinter/DwarfStringPool.cpp
===================================================================
--- llvm/lib/CodeGen/AsmPrinter/DwarfStringPool.cpp
+++ llvm/lib/CodeGen/AsmPrinter/DwarfStringPool.cpp
@@ -33,7 +33,6 @@
     Entry.Symbol = ShouldCreateSymbols ? Asm.createTempSymbol(Prefix) : nullptr;
 
     NumBytes += Str.size() + 1;
-    assert(NumBytes > Entry.Offset && "Unexpected overflow");
   }
   return *I.first;
 }
Index: llvm/include/llvm/CodeGen/NonRelocatableStringpool.h
===================================================================
--- llvm/include/llvm/CodeGen/NonRelocatableStringpool.h
+++ llvm/include/llvm/CodeGen/NonRelocatableStringpool.h
@@ -39,7 +39,7 @@
 
   /// Get the offset of string \p S in the string table. This can insert a new
   /// element or return the offset of a pre-existing one.
-  uint32_t getStringOffset(StringRef S) { return getEntry(S).getOffset(); }
+  uint64_t getStringOffset(StringRef S) { return getEntry(S).getOffset(); }
 
   /// Get permanent storage for \p S (but do not necessarily emit \p S in the
   /// output section). A latter call to getStringOffset() with the same string
@@ -57,7 +57,7 @@
 
 private:
   MapTy Strings;
-  uint32_t CurrentEndOffset = 0;
+  uint64_t CurrentEndOffset = 0;
   unsigned NumEntries = 0;
   DwarfStringPoolEntryRef EmptyString;
   std::function<StringRef(StringRef Input)> Translator;
Index: llvm/include/llvm/CodeGen/DwarfStringPoolEntry.h
===================================================================
--- llvm/include/llvm/CodeGen/DwarfStringPoolEntry.h
+++ llvm/include/llvm/CodeGen/DwarfStringPoolEntry.h
@@ -21,7 +21,7 @@
   static constexpr unsigned NotIndexed = -1;
 
   MCSymbol *Symbol;
-  unsigned Offset;
+  uint64_t Offset;
   unsigned Index;
 
   bool isIndexed() const { return Index != NotIndexed; }
@@ -47,7 +47,7 @@
     assert(getMapEntry()->second.Symbol && "No symbol available!");
     return getMapEntry()->second.Symbol;
   }
-  unsigned getOffset() const { return getMapEntry()->second.Offset; }
+  uint64_t getOffset() const { return getMapEntry()->second.Offset; }
   bool isIndexed() const { return MapEntryAndIndexed.getInt(); }
   unsigned getIndex() const {
     assert(isIndexed());


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