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Add a comment. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97459 91177308-0d34-0410-b5e6-96231b3b80d8 Dan Gohman 10 years ago
1 changed file(s) with 5 addition(s) and 1 deletion(s). Raw diff Collapse all Expand all
88 //
99 // This file defines the ScalarEvolutionAliasAnalysis pass, which implements a
1010 // simple alias analysis implemented in terms of ScalarEvolution queries.
11 //
12 // This differs from traditional loop dependence analysis in that it tests
13 // for dependencies within a single iteration of a loop, rather than
14 // dependences between different iterations.
1115 //
1216 // ScalarEvolution has a more complete understanding of pointer arithmetic
1317 // than BasicAliasAnalysis' collection of ad-hoc analyses.
4044 return (AliasAnalysis*)this;
4145 return this;
4246 }
43
47
4448 private:
4549 virtual void getAnalysisUsage(AnalysisUsage &AU) const;
4650 virtual bool runOnFunction(Function &F);