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Add a few new 'add' methods. Move the iterator around 

llvm-svn: 5690
This commit is contained in:
Chris Lattner 2003-03-03 23:27:52 +00:00
parent aa278a881e
commit 12f3ec7d10
1 changed files with 35 additions and 28 deletions
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63
llvm/include/llvm/Analysis/AliasSetTracker.h
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@ -93,6 +93,36 @@ class AliasSet {
};
unsigned AliasTy : 1;
friend class ilist_traits<AliasSet>;
AliasSet *getPrev() const { return Prev; }
AliasSet *getNext() const { return Next; }
void setPrev(AliasSet *P) { Prev = P; }
void setNext(AliasSet *N) { Next = N; }
public:
/// Accessors...
bool isRef() const { return AccessTy & Refs; }
bool isMod() const { return AccessTy & Mods; }
bool isMustAlias() const { return AliasTy == MustAlias; }
bool isMayAlias() const { return AliasTy == MayAlias; }
/// isForwardingAliasSet - Return true if this alias set should be ignored as
/// part of the AliasSetTracker object.
bool isForwardingAliasSet() const { return Forward; }
/// mergeSetIn - Merge the specified alias set into this alias set...
///
void mergeSetIn(AliasSet &AS);
// Alias Set iteration - Allow access to all of the pointer which are part of
// this alias set...
class iterator;
iterator begin() const { return iterator(PtrListHead); }
iterator end() const { return iterator(); }
void print(std::ostream &OS) const;
void dump() const;
/// Define an iterator for alias sets... this is just a forward iterator.
class iterator : public forward_iterator<HashNodePair, ptrdiff_t> {
HashNodePair *CurNode;
@ -125,31 +155,6 @@ class AliasSet {
}
};
friend class ilist_traits<AliasSet>;
AliasSet *getPrev() const { return Prev; }
AliasSet *getNext() const { return Next; }
void setPrev(AliasSet *P) { Prev = P; }
void setNext(AliasSet *N) { Next = N; }
public:
/// Accessors...
bool isRef() const { return AccessTy & Refs; }
bool isMod() const { return AccessTy & Mods; }
bool isMustAlias() const { return AliasTy == MustAlias; }
bool isMayAlias() const { return AliasTy == MayAlias; }
/// mergeSetIn - Merge the specified alias set into this alias set...
///
void mergeSetIn(AliasSet &AS);
// Alias Set iteration - Allow access to all of the pointer which are part of
// this alias set...
iterator begin() const { return iterator(PtrListHead); }
iterator end() const { return iterator(); }
void print(std::ostream &OS) const;
void dump() const;
private:
// Can only be created by AliasSetTracker
AliasSet() : PtrListHead(0), PtrListTail(0), Forward(0), RefCount(0),
@ -216,10 +221,12 @@ public:
///
void add(LoadInst *LI);
void add(StoreInst *SI);
void add(CallSite CS); // Call/Invoke instructions
void add(CallInst *CI) { add(CallSite(CI)); }
void add(CallSite CS); // Call/Invoke instructions
void add(CallInst *CI) { add(CallSite(CI)); }
void add(InvokeInst *II) { add(CallSite(II)); }
void add(Instruction *I); // Dispatch to one of the other add methods...
void add(Instruction *I); // Dispatch to one of the other add methods...
void add(BasicBlock &BB); // Add all instructions in basic block
void add(const AliasSetTracker &AST); // Add alias relations from another AST
/// getAliasSets - Return the alias sets that are active.
const ilist<AliasSet> &getAliasSets() const { return AliasSets; }