diff options
Diffstat (limited to 'include/llvm/Pass.h')
| -rw-r--r-- | include/llvm/Pass.h | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/include/llvm/Pass.h b/include/llvm/Pass.h index 251620c..dbe4852 100644 --- a/include/llvm/Pass.h +++ b/include/llvm/Pass.h @@ -138,18 +138,6 @@ struct FunctionPass : public Pass { // bool run(Function *F); -protected: - // doesNotModifyCFG - This function should be called by our subclasses to - // implement the getAnalysisUsage virtual function, iff they do not: - // - // 1. Add or remove basic blocks from the function - // 2. Modify terminator instructions in any way. - // - // This function annotates the AnalysisUsage info object to say that analyses - // that only depend on the CFG are preserved by this pass. - // - void doesNotModifyCFG(AnalysisUsage &Info); - private: friend class PassManagerT<Module>; friend class PassManagerT<Function>; @@ -277,6 +265,17 @@ public: void setPreservesAll() { PreservesAll = true; } bool preservesAll() const { return PreservesAll; } + // preservesCFG - This function should be called to by the pass, iff they do + // not: + // + // 1. Add or remove basic blocks from the function + // 2. Modify terminator instructions in any way. + // + // This function annotates the AnalysisUsage info object to say that analyses + // that only depend on the CFG are preserved by this pass. + // + void preservesCFG(); + const std::vector<AnalysisID> &getRequiredSet() const { return Required; } const std::vector<AnalysisID> &getPreservedSet() const { return Preserved; } const std::vector<AnalysisID> &getProvidedSet() const { return Provided; } |