include/llvm/Analysis/RegionPrinter.h

   1 //===-- RegionPrinter.h - Region printer external interface -----*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // This file defines external functions that can be called to explicitly
  11 // instantiate the region printer.
  12 //
  13 //===----------------------------------------------------------------------===//
  14
  15 #ifndef LLVM_ANALYSIS_REGIONPRINTER_H
  16 #define LLVM_ANALYSIS_REGIONPRINTER_H
  17
  18 namespace llvm {
  19   class FunctionPass;
  20   class Function;
  21   class RegionInfo;
  22
  23   FunctionPass *createRegionViewerPass();
  24   FunctionPass *createRegionOnlyViewerPass();
  25   FunctionPass *createRegionPrinterPass();
  26   FunctionPass *createRegionOnlyPrinterPass();
  27
  28 #ifndef NDEBUG
  29   /// Open a viewer to display the GraphViz vizualization of the analysis
  30   /// result.
  31   ///
  32   /// Practical to call in the debugger.
  33   /// Includes the instructions in each BasicBlock.
  34   ///
  35   /// @param RI The analysis to display.
  36   void viewRegion(llvm::RegionInfo *RI);
  37
  38   /// Analyze the regions of a function and open its GraphViz
  39   /// visualization in a viewer.
  40   ///
  41   /// Useful to call in the debugger.
  42   /// Includes the instructions in each BasicBlock.
  43   /// The result of a new analysis may differ from the RegionInfo the pass
  44   /// manager currently holds.
  45   ///
  46   /// @param F Function to analyze.
  47   void viewRegion(const llvm::Function *F);
  48
  49   /// Open a viewer to display the GraphViz vizualization of the analysis
  50   /// result.
  51   ///
  52   /// Useful to call in the debugger.
  53   /// Shows only the BasicBlock names without their instructions.
  54   ///
  55   /// @param RI The analysis to display.
  56   void viewRegionOnly(llvm::RegionInfo *RI);
  57
  58   /// Analyze the regions of a function and open its GraphViz
  59   /// visualization in a viewer.
  60   ///
  61   /// Useful to call in the debugger.
  62   /// Shows only the BasicBlock names without their instructions.
  63   /// The result of a new analysis may differ from the RegionInfo the pass
  64   /// manager currently holds.
  65   ///
  66   /// @param F Function to analyze.
  67   void viewRegionOnly(const llvm::Function *F);
  68 #endif
  69 } // End llvm namespace
  70
  71 #endif