diff options
Diffstat (limited to 'lib/IR/AttributeImpl.h')
-rw-r--r-- | lib/IR/AttributeImpl.h | 47 |
1 files changed, 9 insertions, 38 deletions
diff --git a/lib/IR/AttributeImpl.h b/lib/IR/AttributeImpl.h index acfac316e91e2..4ed7b021883de 100644 --- a/lib/IR/AttributeImpl.h +++ b/lib/IR/AttributeImpl.h @@ -212,27 +212,21 @@ using IndexAttrPair = std::pair<unsigned, AttributeSet>; /// return type, and parameters. class AttributeListImpl final : public FoldingSetNode, - private TrailingObjects<AttributeListImpl, IndexAttrPair> { + private TrailingObjects<AttributeListImpl, AttributeSet> { friend class AttributeList; friend TrailingObjects; private: - LLVMContext &Context; - unsigned NumSlots; ///< Number of entries in this set. /// Bitset with a bit for each available attribute Attribute::AttrKind. uint64_t AvailableFunctionAttrs; + LLVMContext &Context; + unsigned NumAttrSets; ///< Number of entries in this set. // Helper fn for TrailingObjects class. - size_t numTrailingObjects(OverloadToken<IndexAttrPair>) { return NumSlots; } - - /// \brief Return a pointer to the IndexAttrPair for the specified slot. - const IndexAttrPair *getSlotPair(unsigned Slot) const { - return getTrailingObjects<IndexAttrPair>() + Slot; - } + size_t numTrailingObjects(OverloadToken<AttributeSet>) { return NumAttrSets; } public: - AttributeListImpl(LLVMContext &C, - ArrayRef<std::pair<unsigned, AttributeSet>> Slots); + AttributeListImpl(LLVMContext &C, ArrayRef<AttributeSet> Sets); // AttributesSetImpt is uniqued, these should not be available. AttributeListImpl(const AttributeListImpl &) = delete; @@ -243,41 +237,18 @@ public: /// \brief Get the context that created this AttributeListImpl. LLVMContext &getContext() { return Context; } - /// \brief Return the number of slots used in this attribute list. This is - /// the number of arguments that have an attribute set on them (including the - /// function itself). - unsigned getNumSlots() const { return NumSlots; } - - /// \brief Get the index of the given "slot" in the AttrNodes list. This index - /// is the index of the return, parameter, or function object that the - /// attributes are applied to, not the index into the AttrNodes list where the - /// attributes reside. - unsigned getSlotIndex(unsigned Slot) const { - return getSlotPair(Slot)->first; - } - - /// \brief Retrieve the attribute set node for the given "slot" in the - /// AttrNode list. - AttributeSet getSlotAttributes(unsigned Slot) const { - return getSlotPair(Slot)->second; - } - /// \brief Return true if the AttributeSet or the FunctionIndex has an /// enum attribute of the given kind. bool hasFnAttribute(Attribute::AttrKind Kind) const { return AvailableFunctionAttrs & ((uint64_t)1) << Kind; } - using iterator = AttributeSet::iterator; - - iterator begin(unsigned Slot) const { - return getSlotAttributes(Slot).begin(); - } - iterator end(unsigned Slot) const { return getSlotAttributes(Slot).end(); } + typedef const AttributeSet *iterator; + iterator begin() const { return getTrailingObjects<AttributeSet>(); } + iterator end() const { return begin() + NumAttrSets; } void Profile(FoldingSetNodeID &ID) const; - static void Profile(FoldingSetNodeID &ID, - ArrayRef<std::pair<unsigned, AttributeSet>> Nodes); + static void Profile(FoldingSetNodeID &ID, ArrayRef<AttributeSet> Nodes); void dump() const; }; |