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//===-- RegionPrinter.h - Region printer external interface -----*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines external functions that can be called to explicitly
// instantiate the region printer.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_ANALYSIS_REGIONPRINTER_H
#define LLVM_ANALYSIS_REGIONPRINTER_H
namespace llvm {
class FunctionPass;
class Function;
class RegionInfo;
FunctionPass *createRegionViewerPass();
FunctionPass *createRegionOnlyViewerPass();
FunctionPass *createRegionPrinterPass();
FunctionPass *createRegionOnlyPrinterPass();
#ifndef NDEBUG
/// @brief Open a viewer to display the GraphViz vizualization of the analysis
/// result.
///
/// Practical to call in the debugger.
/// Includes the instructions in each BasicBlock.
///
/// @param RI The analysis to display.
void viewRegion(llvm::RegionInfo *RI);
/// @brief Analyze the regions of a function and open its GraphViz
/// visualization in a viewer.
///
/// Useful to call in the debugger.
/// Includes the instructions in each BasicBlock.
/// The result of a new analysis may differ from the RegionInfo the pass
/// manager currently holds.
///
/// @param F Function to analyze.
void viewRegion(const llvm::Function *F);
/// @brief Open a viewer to display the GraphViz vizualization of the analysis
/// result.
///
/// Useful to call in the debugger.
/// Shows only the BasicBlock names without their instructions.
///
/// @param RI The analysis to display.
void viewRegionOnly(llvm::RegionInfo *RI);
/// @brief Analyze the regions of a function and open its GraphViz
/// visualization in a viewer.
///
/// Useful to call in the debugger.
/// Shows only the BasicBlock names without their instructions.
/// The result of a new analysis may differ from the RegionInfo the pass
/// manager currently holds.
///
/// @param F Function to analyze.
void viewRegionOnly(const llvm::Function *F);
#endif
} // End llvm namespace
#endif
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