llvm-6502/include/llvm/CodeGen/MachineFunctionAnalysis.h

52 lines
1.3 KiB
C
Raw Normal View History

//===-- 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_MACHINEFUNCTIONANALYSIS_H
#define LLVM_CODEGEN_MACHINEFUNCTIONANALYSIS_H
#include "llvm/Pass.h"
namespace llvm {
class MachineFunction;
class TargetMachine;
/// MachineFunctionAnalysis - This class is a Pass that manages a
/// MachineFunction object.
struct MachineFunctionAnalysis : public FunctionPass {
private:
const TargetMachine &TM;
MachineFunction *MF;
unsigned NextFnNum;
public:
static char ID;
explicit MachineFunctionAnalysis(const TargetMachine &tm);
~MachineFunctionAnalysis();
MachineFunction &getMF() const { return *MF; }
virtual const char* getPassName() const {
return "Machine Function Analysis";
}
private:
virtual bool doInitialization(Module &M);
virtual bool runOnFunction(Function &F);
virtual void releaseMemory();
virtual void getAnalysisUsage(AnalysisUsage &AU) const;
};
} // End llvm namespace
#endif