diff options
| -rw-r--r-- | include/llvm/Pass.h | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/include/llvm/Pass.h b/include/llvm/Pass.h index 0855986..e6083a3 100644 --- a/include/llvm/Pass.h +++ b/include/llvm/Pass.h @@ -87,7 +87,8 @@ public: /// runPass - Run this pass, returning true if a modification was made to the /// module argument. This should be implemented by all concrete subclasses. /// - virtual bool runPass(Module &M) = 0; + virtual bool runPass(Module &M) { return false; } + virtual bool runPass(BasicBlock&) { return false; } /// print - Print out the internal state of the pass. This is called by /// Analyze to print out the contents of an analysis. Otherwise it is not @@ -216,7 +217,8 @@ public: /// being operated on. virtual bool runOnModule(Module &M) = 0; - bool runPass(Module &M) { return runOnModule(M); } + virtual bool runPass(Module &M) { return runOnModule(M); } + virtual bool runPass(BasicBlock&) { return false; } virtual void addToPassManager(PassManagerT<Module> *PM, AnalysisUsage &AU); }; @@ -338,7 +340,8 @@ struct BasicBlockPass : public FunctionPass { /// To run directly on the basic block, we initialize, runOnBasicBlock, then /// finalize. /// - bool runPass(BasicBlock &BB); + virtual bool runPass(Module &M) { return false; } + virtual bool runPass(BasicBlock &BB); private: friend class PassManagerT<Function>; |