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Shrink derived types by 8 bytes each by not having to have 2 vtables pointers
and other MI overhead. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24344 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -31,7 +31,7 @@ class StructValType;
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class PointerValType;
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class PackedValType;
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class DerivedType : public Type, public AbstractTypeUser {
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class DerivedType : public Type {
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friend class Type;
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protected:
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@ -51,7 +51,7 @@ class StructType;
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class PackedType;
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class TypeMapBase;
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class Type {
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class Type : public AbstractTypeUser {
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public:
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///===-------------------------------------------------------------------===//
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/// Definitions of all of the base types for the Type system. Based on this
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@ -341,6 +341,9 @@ private:
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/// their size is relatively uncommon, move this operation out of line.
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bool isSizedDerivedType() const;
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virtual void refineAbstractType(const DerivedType *OldTy, const Type *NewTy);
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virtual void typeBecameConcrete(const DerivedType *AbsTy);
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protected:
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// PromoteAbstractToConcrete - This is an internal method used to calculate
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// change "Abstract" from true to false when types are refined.
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