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Make getAnalysisToUpdate<AnalysisType>() public so that transformation APIs
can update analysis information. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3584 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -125,6 +125,22 @@ public:
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// or null if it is not known.
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// or null if it is not known.
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static const PassInfo *lookupPassInfo(const std::type_info &TI);
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static const PassInfo *lookupPassInfo(const std::type_info &TI);
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/// getAnalysisToUpdate<AnalysisType>() - This function is used by subclasses
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/// to get to the analysis information that might be around that needs to be
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/// updated. This is different than getAnalysis in that it can fail (ie the
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/// analysis results haven't been computed), so should only be used if you
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/// provide the capability to update an analysis that exists. This method is
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/// often used by transformation APIs to update analysis results for a pass
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/// automatically as the transform is performed.
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///
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template<typename AnalysisType>
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AnalysisType *getAnalysisToUpdate() const {
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assert(Resolver && "Pass not resident in a PassManager object!");
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const PassInfo *PI = getClassPassInfo<AnalysisType>();
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if (PI == 0) return 0;
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return dynamic_cast<AnalysisType*>(Resolver->getAnalysisToUpdate(PI));
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}
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protected:
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protected:
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/// getAnalysis<AnalysisType>() - This function is used by subclasses to get
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/// getAnalysis<AnalysisType>() - This function is used by subclasses to get
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@ -167,21 +183,6 @@ protected:
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return *Result;
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return *Result;
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}
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}
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/// getAnalysisToUpdate<AnalysisType>() - This function is used by subclasses
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/// to get to the analysis information that might be around that needs to be
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/// updated. This is different than getAnalysis in that it can fail (ie the
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/// analysis results haven't been computed), so should only be used if you
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/// provide the capability to update an analysis that exists.
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///
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template<typename AnalysisType>
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AnalysisType *getAnalysisToUpdate() const {
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assert(Resolver && "Pass not resident in a PassManager object!");
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const PassInfo *PI = getClassPassInfo<AnalysisType>();
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if (PI == 0) return 0;
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return dynamic_cast<AnalysisType*>(Resolver->getAnalysisToUpdate(PI));
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}
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private:
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private:
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friend class PassManagerT<Module>;
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friend class PassManagerT<Module>;
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friend class PassManagerT<Function>;
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friend class PassManagerT<Function>;
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