| //== ----- 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 |