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

type!

llvm-svn: 4093
This commit is contained in:
Chris Lattner 2002-10-09 00:42:03 +00:00
parent 4fb75da532
commit 3d6c35b92e
1 changed files with 21 additions and 26 deletions
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47
llvm/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"
// list of a definition node up-to-date really easy.
// Use is here to make keeping the "use" list of a Value up-to-date really easy.
//
template<class ValueSubclass>
class UseTy {
ValueSubclass *Val;
class Use {
Value *Val;
User *U;
public:
inline UseTy<ValueSubclass>(ValueSubclass *v, User *user) {
inline Use(Value *v, User *user) {
Val = v; U = user;
if (Val) Val->addUse(U);
}
inline ~UseTy<ValueSubclass>() { if (Val) Val->killUse(U); }
inline operator ValueSubclass *() const { return Val; }
inline UseTy<ValueSubclass>(const UseTy<ValueSubclass> &user) {
inline Use(const Use &user) {
Val = 0;
U = user.U;
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);
Val = V;
if (V) V->addUse(U);
return V;
}
inline ValueSubclass *operator->() { return Val; }
inline const ValueSubclass *operator->() const { return Val; }
inline Value *operator->() { return Val; }
inline const Value *operator->() const { return Val; }
inline ValueSubclass *get() { return Val; }
inline const ValueSubclass *get() const { return Val; }
inline Value *get() { 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);
Val = user.Val;
Val->addUse(U);
@ -177,19 +174,17 @@ public:
}
};
typedef UseTy<Value> Use; // Provide Use as a common UseTy type
template<typename From> struct simplify_type<UseTy<From> > {
typedef typename simplify_type<From*>::SimpleType SimpleType;
template<> struct simplify_type<Use> {
typedef Value* SimpleType;
static SimpleType getSimplifiedValue(const UseTy<From> &Val) {
static SimpleType getSimplifiedValue(const Use &Val) {
return (SimpleType)Val.get();
}
};
template<typename From> struct simplify_type<const UseTy<From> > {
typedef typename simplify_type<From*>::SimpleType SimpleType;
template<> struct simplify_type<const Use> {
typedef Value* SimpleType;
static SimpleType getSimplifiedValue(const UseTy<From> &Val) {
static SimpleType getSimplifiedValue(const Use &Val) {
return (SimpleType)Val.get();
}
};