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- Detemplatize UseTy<> in Value.h, because it's only instantiated for one
type! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4093 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -131,45 +131,42 @@ inline std::ostream &operator<<(std::ostream &OS, const Value &V) {
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//===----------------------------------------------------------------------===//
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// UseTy Class
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// Use Class
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//===----------------------------------------------------------------------===//
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// UseTy and it's friendly typedefs (Use) are here to make keeping the "use"
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// list of a definition node up-to-date really easy.
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// Use is here to make keeping the "use" list of a Value up-to-date really easy.
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//
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template<class ValueSubclass>
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class UseTy {
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ValueSubclass *Val;
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class Use {
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Value *Val;
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User *U;
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public:
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inline UseTy<ValueSubclass>(ValueSubclass *v, User *user) {
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inline Use(Value *v, User *user) {
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Val = v; U = user;
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if (Val) Val->addUse(U);
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}
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inline ~UseTy<ValueSubclass>() { if (Val) Val->killUse(U); }
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inline operator ValueSubclass *() const { return Val; }
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inline UseTy<ValueSubclass>(const UseTy<ValueSubclass> &user) {
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inline Use(const Use &user) {
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Val = 0;
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U = user.U;
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operator=(user.Val);
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}
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inline ValueSubclass *operator=(ValueSubclass *V) {
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inline ~Use() { if (Val) Val->killUse(U); }
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inline operator Value*() const { return Val; }
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inline Value *operator=(Value *V) {
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if (Val) Val->killUse(U);
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Val = V;
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if (V) V->addUse(U);
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return V;
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}
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inline ValueSubclass *operator->() { return Val; }
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inline const ValueSubclass *operator->() const { return Val; }
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inline Value *operator->() { return Val; }
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inline const Value *operator->() const { return Val; }
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inline ValueSubclass *get() { return Val; }
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inline const ValueSubclass *get() const { return Val; }
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inline Value *get() { return Val; }
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inline const Value *get() const { return Val; }
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inline UseTy<ValueSubclass> &operator=(const UseTy<ValueSubclass> &user) {
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inline const Use &operator=(const Use &user) {
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if (Val) Val->killUse(U);
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Val = user.Val;
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Val->addUse(U);
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@ -177,19 +174,17 @@ public:
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}
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};
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typedef UseTy<Value> Use; // Provide Use as a common UseTy type
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template<> struct simplify_type<Use> {
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typedef Value* SimpleType;
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template<typename From> struct simplify_type<UseTy<From> > {
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typedef typename simplify_type<From*>::SimpleType SimpleType;
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static SimpleType getSimplifiedValue(const UseTy<From> &Val) {
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static SimpleType getSimplifiedValue(const Use &Val) {
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return (SimpleType)Val.get();
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}
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};
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template<typename From> struct simplify_type<const UseTy<From> > {
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typedef typename simplify_type<From*>::SimpleType SimpleType;
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template<> struct simplify_type<const Use> {
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typedef Value* SimpleType;
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static SimpleType getSimplifiedValue(const UseTy<From> &Val) {
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static SimpleType getSimplifiedValue(const Use &Val) {
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return (SimpleType)Val.get();
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}
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};
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