1//===-- MachineFunctionPrinterPass.cpp ------------------------------------===// 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// MachineFunctionPrinterPass implementation. 11// 12//===----------------------------------------------------------------------===// 13 14#include "llvm/CodeGen/Passes.h" 15#include "llvm/CodeGen/MachineFunctionPass.h" 16#include "llvm/CodeGen/MachineFunction.h" 17#include "llvm/Support/raw_ostream.h" 18 19using namespace llvm; 20 21namespace { 22/// MachineFunctionPrinterPass - This is a pass to dump the IR of a 23/// MachineFunction. 24/// 25struct MachineFunctionPrinterPass : public MachineFunctionPass { 26 static char ID; 27 28 raw_ostream &OS; 29 const std::string Banner; 30 31 MachineFunctionPrinterPass(raw_ostream &os, const std::string &banner) 32 : MachineFunctionPass(ID), OS(os), Banner(banner) {} 33 34 const char *getPassName() const { return "MachineFunction Printer"; } 35 36 virtual void getAnalysisUsage(AnalysisUsage &AU) const { 37 AU.setPreservesAll(); 38 MachineFunctionPass::getAnalysisUsage(AU); 39 } 40 41 bool runOnMachineFunction(MachineFunction &MF) { 42 OS << "# " << Banner << ":\n"; 43 MF.print(OS); 44 return false; 45 } 46}; 47 48char MachineFunctionPrinterPass::ID = 0; 49} 50 51namespace llvm { 52/// Returns a newly-created MachineFunction Printer pass. The 53/// default banner is empty. 54/// 55MachineFunctionPass *createMachineFunctionPrinterPass(raw_ostream &OS, 56 const std::string &Banner){ 57 return new MachineFunctionPrinterPass(OS, Banner); 58} 59 60} 61