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  • Committer: Bazaar Package Importer
  • Author(s): Kees Cook
  • Date: 2007-02-20 10:33:44 UTC
  • mto: This revision was merged to the branch mainline in revision 16.
  • Revision ID: james.westby@ubuntu.com-20070220103344-zgcu2psnx9d98fpa
Tags: upstream-0.90
Import upstream version 0.90

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libclamav/c++/llvm/include/llvm/CodeGen/MachineFunctionAnalysis.h
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//===-- MachineFunctionAnalysis.h - Owner of MachineFunctions ----*-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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// This file declares the MachineFunctionAnalysis class.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CODEGEN_MACHINE_FUNCTION_ANALYSIS_H
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#define LLVM_CODEGEN_MACHINE_FUNCTION_ANALYSIS_H
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#include "llvm/Pass.h"
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#include "llvm/Target/TargetMachine.h"
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namespace llvm {
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class MachineFunction;
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/// MachineFunctionAnalysis - This class is a Pass that manages a
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/// MachineFunction object.
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struct MachineFunctionAnalysis : public FunctionPass {
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private:
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  const TargetMachine &TM;
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  CodeGenOpt::Level OptLevel;
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  MachineFunction *MF;
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  unsigned NextFnNum;
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public:
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  static char ID;
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  explicit MachineFunctionAnalysis(const TargetMachine &tm,
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                                   CodeGenOpt::Level OL = CodeGenOpt::Default);
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  ~MachineFunctionAnalysis();
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  MachineFunction &getMF() const { return *MF; }
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  CodeGenOpt::Level getOptLevel() const { return OptLevel; }
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private:
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  virtual bool doInitialization(Module &M);
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  virtual bool runOnFunction(Function &F);
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  virtual void releaseMemory();
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  virtual void getAnalysisUsage(AnalysisUsage &AU) const;
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};
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} // End llvm namespace
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#endif