47 lines
1.6 KiB
C++
47 lines
1.6 KiB
C++
//===-- Mips16RegisterInfo.h - Mips16 Register Information ------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains the Mips16 implementation of the TargetRegisterInfo class.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_MIPS_MIPS16REGISTERINFO_H
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#define LLVM_LIB_TARGET_MIPS_MIPS16REGISTERINFO_H
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#include "MipsRegisterInfo.h"
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namespace llvm {
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class Mips16RegisterInfo : public MipsRegisterInfo {
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public:
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Mips16RegisterInfo();
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bool requiresRegisterScavenging(const MachineFunction &MF) const override;
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bool requiresFrameIndexScavenging(const MachineFunction &MF) const override;
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bool useFPForScavengingIndex(const MachineFunction &MF) const override;
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bool saveScavengerRegister(MachineBasicBlock &MBB,
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MachineBasicBlock::iterator I,
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MachineBasicBlock::iterator &UseMI,
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const TargetRegisterClass *RC,
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Register Reg) const override;
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const TargetRegisterClass *intRegClass(unsigned Size) const override;
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private:
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void eliminateFI(MachineBasicBlock::iterator II, unsigned OpNo,
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int FrameIndex, uint64_t StackSize,
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int64_t SPOffset) const override;
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};
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} // end namespace llvm
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#endif
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