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//== ----- llvm/CodeGen/GlobalISel/Combiner.h --------------------- == //
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
/// This contains common code to drive combines. Combiner Passes will need to
/// setup a CombinerInfo and call combineMachineFunction.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CODEGEN_GLOBALISEL_COMBINER_H
#define LLVM_CODEGEN_GLOBALISEL_COMBINER_H
#include "llvm/CodeGen/GlobalISel/MachineIRBuilder.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
namespace llvm {
class MachineRegisterInfo;
class CombinerInfo;
class TargetPassConfig;
class MachineFunction;
class Combiner {
public:
Combiner(CombinerInfo &CombinerInfo, const TargetPassConfig *TPC);
bool combineMachineInstrs(MachineFunction &MF);
protected:
CombinerInfo &CInfo;
MachineRegisterInfo *MRI = nullptr;
const TargetPassConfig *TPC;
MachineIRBuilder Builder;
};
} // End namespace llvm.
#endif // LLVM_CODEGEN_GLOBALISEL_GICOMBINER_H
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