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84 lines
2.3 KiB
C
84 lines
2.3 KiB
C
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//===-- DOTGraphTraitsPass.h - Print/View dotty graphs-----------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// Templates to create dotty viewer and printer passes for GraphTraits graphs.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_ANALYSIS_DOT_GRAPHTRAITS_PASS_H
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#define LLVM_ANALYSIS_DOT_GRAPHTRAITS_PASS_H
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#include "llvm/Pass.h"
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#include "llvm/Analysis/CFGPrinter.h"
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namespace llvm {
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template <class Analysis, bool Simple>
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struct DOTGraphTraitsViewer : public FunctionPass {
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std::string Name;
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DOTGraphTraitsViewer(std::string GraphName, const void *ID) : FunctionPass(ID) {
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Name = GraphName;
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}
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virtual bool runOnFunction(Function &F) {
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Analysis *Graph;
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std::string Title, GraphName;
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Graph = &getAnalysis<Analysis>();
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GraphName = DOTGraphTraits<Analysis*>::getGraphName(Graph);
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Title = GraphName + " for '" + F.getNameStr() + "' function";
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ViewGraph(Graph, Name, Simple, Title);
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return false;
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}
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virtual void getAnalysisUsage(AnalysisUsage &AU) const {
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AU.setPreservesAll();
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AU.addRequired<Analysis>();
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}
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};
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template <class Analysis, bool Simple>
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struct DOTGraphTraitsPrinter : public FunctionPass {
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std::string Name;
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DOTGraphTraitsPrinter(std::string GraphName, const void *ID)
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: FunctionPass(ID) {
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Name = GraphName;
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}
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virtual bool runOnFunction(Function &F) {
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Analysis *Graph;
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std::string Filename = Name + "." + F.getNameStr() + ".dot";
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errs() << "Writing '" << Filename << "'...";
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std::string ErrorInfo;
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raw_fd_ostream File(Filename.c_str(), ErrorInfo);
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Graph = &getAnalysis<Analysis>();
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std::string Title, GraphName;
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GraphName = DOTGraphTraits<Analysis*>::getGraphName(Graph);
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Title = GraphName + " for '" + F.getNameStr() + "' function";
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if (ErrorInfo.empty())
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WriteGraph(File, Graph, Simple, Name, Title);
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else
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errs() << " error opening file for writing!";
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errs() << "\n";
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return false;
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}
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virtual void getAnalysisUsage(AnalysisUsage &AU) const {
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AU.setPreservesAll();
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AU.addRequired<Analysis>();
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}
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};
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}
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#endif
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