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CR feedback for r195166: Add comments regarding type unit mapping and type units disabling cross-CU sharing.

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Changes suggested by Manman Ren.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@195262 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Blaikie
2013-11-20 18:40:16 +00:00
parent fd03357c25
commit 89cadbe6b0
2 changed files with 12 additions and 3 deletions
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6
lib/CodeGen/AsmPrinter/DwarfDebug.h
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@@ -443,7 +443,11 @@ class DwarfDebug {
ImportedEntityMap;
ImportedEntityMap ScopesWithImportedEntities;
// Holder for types that are going to be extracted out into a type unit.
// Map from type MDNodes to a pair used as a union. If the pointer is
// non-null, proxy DIEs in CUs meant to reference this type should be stored
// in the vector. The hash will be added to these DIEs once it is computed. If
// the pointer is null, the hash is immediately available in the uint64_t and
// should be directly used for proxy DIEs.
DenseMap<const MDNode *, std::pair<uint64_t, SmallVectorImpl<DIE*>* > > TypeUnits;
// Whether to emit the pubnames/pubtypes sections.