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- Detemplatize UseTy<> in Value.h, because it's only instantiated for one

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llvm-svn: 4093
This commit is contained in:
Chris Lattner 2002-10-09 00:42:03 +00:00
parent 690c2d0709
commit f4a42d7fb9
1 changed files with 21 additions and 26 deletions
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47
include/llvm/Value.h
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@ -131,45 +131,42 @@ inline std::ostream &operator<<(std::ostream &OS, const Value &V) {
//===----------------------------------------------------------------------===// //===----------------------------------------------------------------------===//
// UseTy Class // Use Class
//===----------------------------------------------------------------------===// //===----------------------------------------------------------------------===//
// UseTy and it's friendly typedefs (Use) are here to make keeping the "use" // Use is here to make keeping the "use" list of a Value up-to-date really easy.
// list of a definition node up-to-date really easy.
// //
template<class ValueSubclass> class Use {
class UseTy { Value *Val;
ValueSubclass *Val;
User *U; User *U;
public: public:
inline UseTy<ValueSubclass>(ValueSubclass *v, User *user) { inline Use(Value *v, User *user) {
Val = v; U = user; Val = v; U = user;
if (Val) Val->addUse(U); if (Val) Val->addUse(U);
} }
inline ~UseTy<ValueSubclass>() { if (Val) Val->killUse(U); } inline Use(const Use &user) {
inline operator ValueSubclass *() const { return Val; }
inline UseTy<ValueSubclass>(const UseTy<ValueSubclass> &user) {
Val = 0; Val = 0;
U = user.U; U = user.U;
operator=(user.Val); operator=(user.Val);
} }
inline ValueSubclass *operator=(ValueSubclass *V) { inline ~Use() { if (Val) Val->killUse(U); }
inline operator Value*() const { return Val; }
inline Value *operator=(Value *V) {
if (Val) Val->killUse(U); if (Val) Val->killUse(U);
Val = V; Val = V;
if (V) V->addUse(U); if (V) V->addUse(U);
return V; return V;
} }
inline ValueSubclass *operator->() { return Val; } inline Value *operator->() { return Val; }
inline const ValueSubclass *operator->() const { return Val; } inline const Value *operator->() const { return Val; }
inline ValueSubclass *get() { return Val; } inline Value *get() { return Val; }
inline const ValueSubclass *get() const { return Val; } inline const Value *get() const { return Val; }
inline UseTy<ValueSubclass> &operator=(const UseTy<ValueSubclass> &user) { inline const Use &operator=(const Use &user) {
if (Val) Val->killUse(U); if (Val) Val->killUse(U);
Val = user.Val; Val = user.Val;
Val->addUse(U); Val->addUse(U);
@ -177,19 +174,17 @@ public:
} }
}; };
typedef UseTy<Value> Use; // Provide Use as a common UseTy type template<> struct simplify_type<Use> {
typedef Value* SimpleType;
template<typename From> struct simplify_type<UseTy<From> > {
typedef typename simplify_type<From*>::SimpleType SimpleType;
static SimpleType getSimplifiedValue(const UseTy<From> &Val) { static SimpleType getSimplifiedValue(const Use &Val) {
return (SimpleType)Val.get(); return (SimpleType)Val.get();
} }
}; };
template<typename From> struct simplify_type<const UseTy<From> > { template<> struct simplify_type<const Use> {
typedef typename simplify_type<From*>::SimpleType SimpleType; typedef Value* SimpleType;
static SimpleType getSimplifiedValue(const UseTy<From> &Val) { static SimpleType getSimplifiedValue(const Use &Val) {
return (SimpleType)Val.get(); return (SimpleType)Val.get();
} }
}; };