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[codeview] Fix type index discovery for four symbol records

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I encountered these when linking LLD, which uses atls.lib. Those objects
appear to use these uncommon symbol records:

  0x115E S_HEAPALLOCSITE
  0x113D S_ENVBLOCK
  0x1113 S_GTHREAD32
  0x1153 S_FILESTATIC

llvm-svn: 307725
This commit is contained in:
Reid Kleckner 2017-07-11 22:37:25 +00:00
parent d382d6f3fc
commit 7b937043ad
1 changed files with 12 additions and 0 deletions
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12
lib/DebugInfo/CodeView/TypeIndexDiscovery.cpp
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@ -382,6 +382,13 @@ static bool discoverTypeIndices(ArrayRef<uint8_t> Content, SymbolKind Kind,
case SymbolKind::S_BUILDINFO:
Refs.push_back({TiRefKind::IndexRef, 0, 1}); // Compile flags
break;
case SymbolKind::S_LTHREAD32:
case SymbolKind::S_GTHREAD32:
Refs.push_back({TiRefKind::TypeRef, 0, 1}); // Type
break;
case SymbolKind::S_FILESTATIC:
Refs.push_back({TiRefKind::TypeRef, 0, 1}); // Type
break;
case SymbolKind::S_LOCAL:
Refs.push_back({TiRefKind::TypeRef, 0, 1}); // Type
break;
@ -403,6 +410,10 @@ static bool discoverTypeIndices(ArrayRef<uint8_t> Content, SymbolKind Kind,
case SymbolKind::S_INLINESITE:
Refs.push_back({TiRefKind::IndexRef, 8, 1}); // ID of inlinee
break;
case SymbolKind::S_HEAPALLOCSITE:
// FIXME: It's not clear if this is a type or item reference.
Refs.push_back({TiRefKind::IndexRef, 8, 1}); // signature
break;
// Defranges don't have types, just registers and code offsets.
case SymbolKind::S_DEFRANGE_REGISTER:
@ -419,6 +430,7 @@ static bool discoverTypeIndices(ArrayRef<uint8_t> Content, SymbolKind Kind,
case SymbolKind::S_COMPILE:
case SymbolKind::S_COMPILE2:
case SymbolKind::S_COMPILE3:
case SymbolKind::S_ENVBLOCK:
case SymbolKind::S_BLOCK32:
case SymbolKind::S_FRAMEPROC:
break;