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//===-- MachineFunctionAnalysis.h - Owner of MachineFunctions ----*-C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file declares the MachineFunctionAnalysis class.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CODEGEN_MACHINE_FUNCTION_ANALYSIS_H
#define LLVM_CODEGEN_MACHINE_FUNCTION_ANALYSIS_H
#include "llvm/Pass.h"
#include "llvm/Target/TargetMachine.h"
namespace llvm {
class MachineFunction;
/// MachineFunctionAnalysis - This class is a Pass that manages a
/// MachineFunction object.
struct MachineFunctionAnalysis : public FunctionPass {
private:
const TargetMachine &TM;
CodeGenOpt::Level OptLevel;
MachineFunction *MF;
public:
static char ID;
explicit MachineFunctionAnalysis(const TargetMachine &tm,
CodeGenOpt::Level OL = CodeGenOpt::Default);
~MachineFunctionAnalysis();
MachineFunction &getMF() const { return *MF; }
CodeGenOpt::Level getOptLevel() const { return OptLevel; }
private:
virtual bool runOnFunction(Function &F);
virtual void releaseMemory();
virtual void getAnalysisUsage(AnalysisUsage &AU) const;
};
} // End llvm namespace
#endif
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