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Remove the AliasAnalysis::getMustAliases method, which is dead.

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The hasNoModRefInfoForCalls isn't worth it as a filter because 
basicaa provides m/r info and everything chains to it, so remove
it.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89599 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2009-11-22 16:01:44 +00:00
parent 18d18b71d5
commit 66e08cf79a
9 changed files with 1 additions and 95 deletions
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16
include/llvm/Analysis/AliasAnalysis.h
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@@ -94,14 +94,6 @@ public:
virtual AliasResult alias(const Value *V1, unsigned V1Size,
const Value *V2, unsigned V2Size);
/// getMustAliases - If there are any pointers known that must alias this
/// pointer, return them now. This allows alias-set based alias analyses to
/// perform a form a value numbering (which is exposed by load-vn). If an
/// alias analysis supports this, it should ADD any must aliased pointers to
/// the specified vector.
///
virtual void getMustAliases(Value *P, std::vector<Value*> &RetVals);
/// pointsToConstantMemory - If the specified pointer is known to point into
/// constant global memory, return true. This allows disambiguation of store
/// instructions from constant pointers.
@@ -262,14 +254,6 @@ public:
///
virtual ModRefResult getModRefInfo(CallSite CS1, CallSite CS2);
/// hasNoModRefInfoForCalls - Return true if the analysis has no mod/ref
/// information for pairs of function calls (other than "pure" and "const"
/// functions). This can be used by clients to avoid many pointless queries.
/// Remember that if you override this and chain to another analysis, you must
/// make sure that it doesn't have mod/ref info either.
///
virtual bool hasNoModRefInfoForCalls() const;
public:
/// Convenience functions...
ModRefResult getModRefInfo(LoadInst *L, Value *P, unsigned Size);