123279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser//===-- DOTGraphTraitsPass.h - Print/View dotty graphs-----------*- C++ -*-===// 223279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser// 323279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser// The LLVM Compiler Infrastructure 423279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser// 523279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser// This file is distributed under the University of Illinois Open Source 623279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser// License. See LICENSE.TXT for details. 723279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser// 823279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser//===----------------------------------------------------------------------===// 923279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser// 1023279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser// Templates to create dotty viewer and printer passes for GraphTraits graphs. 1123279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser// 1223279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser//===----------------------------------------------------------------------===// 1323279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser 1423279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser#ifndef LLVM_ANALYSIS_DOT_GRAPHTRAITS_PASS_H 1523279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser#define LLVM_ANALYSIS_DOT_GRAPHTRAITS_PASS_H 1623279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser 1723279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser#include "llvm/Pass.h" 1823279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser#include "llvm/Analysis/CFGPrinter.h" 1923279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser 2023279f18a9759d94579de7e79be61c7aa790b8baTobias Grossernamespace llvm { 2123279f18a9759d94579de7e79be61c7aa790b8baTobias Grossertemplate <class Analysis, bool Simple> 2223279f18a9759d94579de7e79be61c7aa790b8baTobias Grosserstruct DOTGraphTraitsViewer : public FunctionPass { 2323279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser std::string Name; 2423279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser 2590c579de5a383cee278acc3f7e7b9d0a656e6a35Owen Anderson DOTGraphTraitsViewer(std::string GraphName, char &ID) : FunctionPass(ID) { 2623279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser Name = GraphName; 2723279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser } 2823279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser 2923279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser virtual bool runOnFunction(Function &F) { 3023279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser Analysis *Graph; 3123279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser std::string Title, GraphName; 3223279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser Graph = &getAnalysis<Analysis>(); 3323279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser GraphName = DOTGraphTraits<Analysis*>::getGraphName(Graph); 34a7b0cb759433c715065440ee2a963a04db7f2b0bBenjamin Kramer Title = GraphName + " for '" + F.getName().str() + "' function"; 3523279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser ViewGraph(Graph, Name, Simple, Title); 3623279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser 3723279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser return false; 3823279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser } 3923279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser 4023279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser virtual void getAnalysisUsage(AnalysisUsage &AU) const { 4123279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser AU.setPreservesAll(); 4223279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser AU.addRequired<Analysis>(); 4323279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser } 4423279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser}; 4523279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser 4623279f18a9759d94579de7e79be61c7aa790b8baTobias Grossertemplate <class Analysis, bool Simple> 4723279f18a9759d94579de7e79be61c7aa790b8baTobias Grosserstruct DOTGraphTraitsPrinter : public FunctionPass { 4823279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser 4923279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser std::string Name; 5023279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser 5190c579de5a383cee278acc3f7e7b9d0a656e6a35Owen Anderson DOTGraphTraitsPrinter(std::string GraphName, char &ID) 5223279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser : FunctionPass(ID) { 5323279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser Name = GraphName; 5423279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser } 5523279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser 5623279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser virtual bool runOnFunction(Function &F) { 5723279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser Analysis *Graph; 58a7b0cb759433c715065440ee2a963a04db7f2b0bBenjamin Kramer std::string Filename = Name + "." + F.getName().str() + ".dot"; 5923279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser errs() << "Writing '" << Filename << "'..."; 6023279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser 6123279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser std::string ErrorInfo; 6223279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser raw_fd_ostream File(Filename.c_str(), ErrorInfo); 6323279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser Graph = &getAnalysis<Analysis>(); 6423279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser 6523279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser std::string Title, GraphName; 6623279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser GraphName = DOTGraphTraits<Analysis*>::getGraphName(Graph); 67a7b0cb759433c715065440ee2a963a04db7f2b0bBenjamin Kramer Title = GraphName + " for '" + F.getName().str() + "' function"; 6823279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser 6923279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser if (ErrorInfo.empty()) 704c6809d8e38b9690898700085ebbd913e035c2e2Dan Gohman WriteGraph(File, Graph, Simple, Title); 7123279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser else 7223279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser errs() << " error opening file for writing!"; 7323279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser errs() << "\n"; 7423279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser return false; 7523279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser } 7623279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser 7723279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser virtual void getAnalysisUsage(AnalysisUsage &AU) const { 7823279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser AU.setPreservesAll(); 7923279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser AU.addRequired<Analysis>(); 8023279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser } 8123279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser}; 8223279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser} 8323279f18a9759d94579de7e79be61c7aa790b8baTobias Grosser#endif 84