diff options
Diffstat (limited to 'include/llvm/Use.h')
-rw-r--r-- | include/llvm/Use.h | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/include/llvm/Use.h b/include/llvm/Use.h index cde4366a5a..53df699e70 100644 --- a/include/llvm/Use.h +++ b/include/llvm/Use.h @@ -24,11 +24,21 @@ namespace llvm { class Value; class User; - +class Use; /// Tag - generic tag type for (at least 32 bit) pointers enum Tag { noTag, tagOne, tagTwo, tagThree }; +// Use** is only 4-byte aligned. +template<> +class PointerLikeTypeTraits<Use**> { +public: + static inline void *getAsVoidPointer(Use** P) { return P; } + static inline Use **getFromVoidPointer(void *P) { + return static_cast<Use**>(P); + } + enum { NumLowBitsAvailable = 2 }; +}; //===----------------------------------------------------------------------===// // Use Class @@ -212,7 +222,7 @@ template<> struct simplify_type<value_use_iterator<const User> > { template<> struct simplify_type<const value_use_iterator<const User> > : public simplify_type<value_use_iterator<const User> > {}; - + } // End llvm namespace #endif |