diff options
Diffstat (limited to 'include/llvm/Type.h')
| -rw-r--r-- | include/llvm/Type.h | 35 |
1 files changed, 6 insertions, 29 deletions
diff --git a/include/llvm/Type.h b/include/llvm/Type.h index 687b12a..cc68266 100644 --- a/include/llvm/Type.h +++ b/include/llvm/Type.h @@ -189,42 +189,19 @@ public: inline bool isDerivedType() const { return ID >= FirstDerivedTyID; } // Methods for support type inquiry through isa, cast, and dyn_cast: - static inline bool isa(const Type *T) { return true; } - static inline bool isa(const Value *V) { + static inline bool classof(const Type *T) { return true; } + static inline bool classof(const Value *V) { return V->getValueType() == Value::TypeVal; } - // Methods for determining the subtype of this Type. The cast*() methods are - // equilivent to using dynamic_cast<>... if the cast is successful, this is - // returned, otherwise you get a null pointer, allowing expressions like this: - // - // if (MethodType *MTy = Ty->dyncastMethodType()) { ... } - // - // This section also defines a family of isArrayType(), isLabelType(), - // etc functions... - // - // The family of functions Ty->cast<type>() is used in the same way as the - // Ty->dyncast<type>() instructions, but they assert the expected type instead - // of checking it at runtime. + // Methods for determining the subtype of this Type. This section defines a + // family of isArrayType(), isLabelType(), etc functions... // #define HANDLE_PRIM_TYPE(NAME, SIZE) \ inline bool is##NAME##Type() const { return ID == NAME##TyID; } #define HANDLE_DERV_TYPE(NAME, CLASS) \ - inline bool is##NAME##Type() const { return ID == NAME##TyID; } \ - inline const CLASS *dyncast##NAME##Type() const { /*const version */ \ - return is##NAME##Type() ? (const CLASS*)this : 0; \ - } \ - inline CLASS *dyncast##NAME##Type() { /* nonconst version */ \ - return is##NAME##Type() ? (CLASS*)this : 0; \ - } \ - inline const CLASS *cast##NAME##Type() const { /*const version */ \ - assert(is##NAME##Type() && "Expected TypeTy: " #NAME); \ - return (const CLASS*)this; \ - } \ - inline CLASS *cast##NAME##Type() { /* nonconst version */ \ - assert(is##NAME##Type() && "Expected TypeTy: " #NAME); \ - return (CLASS*)this; \ - } + inline bool is##NAME##Type() const { return ID == NAME##TyID; } + #include "llvm/Type.def" private: |