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933c762371
mechanism. To support this, make MachineFunctionPass a little more complete. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77654 91177308-0d34-0410-b5e6-96231b3b80d8
50 lines
1.3 KiB
C++
50 lines
1.3 KiB
C++
//===-- 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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public:
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static char ID;
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explicit MachineFunctionAnalysis(TargetMachine &tm,
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CodeGenOpt::Level OL = CodeGenOpt::Default);
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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 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
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