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a125cacf7d
-dot-callgraph similarly follows a standard module pass pattern. Patch by Speziale Ettore! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@172220 91177308-0d34-0410-b5e6-96231b3b80d8
48 lines
1.6 KiB
C++
48 lines
1.6 KiB
C++
//===- GraphPrinters.cpp - DOT printers for various graph types -----------===//
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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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// This file defines several printers for various different types of graphs used
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// by the LLVM infrastructure. It uses the generic graph interface to convert
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// the graph into a .dot graph. These graphs can then be processed with the
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// "dot" tool to convert them to postscript or some other suitable format.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Analysis/Dominators.h"
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#include "llvm/Pass.h"
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using namespace llvm;
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//===----------------------------------------------------------------------===//
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// DomInfoPrinter Pass
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//===----------------------------------------------------------------------===//
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namespace {
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class DomInfoPrinter : public FunctionPass {
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public:
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static char ID; // Pass identification, replacement for typeid
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DomInfoPrinter() : FunctionPass(ID) {}
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virtual void getAnalysisUsage(AnalysisUsage &AU) const {
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AU.setPreservesAll();
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AU.addRequired<DominatorTree>();
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}
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virtual bool runOnFunction(Function &F) {
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getAnalysis<DominatorTree>().dump();
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return false;
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}
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};
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}
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char DomInfoPrinter::ID = 0;
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static RegisterPass<DomInfoPrinter>
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DIP("print-dom-info", "Dominator Info Printer", true, true);
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