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3be6c5786f
Summary: This adds the majority of the AVR backend. Reviewers: hfinkel, dsanders, vkalintiris, arsenm Subscribers: dylanmckay Differential Revision: http://reviews.llvm.org/D17906 llvm-svn: 268722
57 lines
1.8 KiB
C++
57 lines
1.8 KiB
C++
//===-- AVRRegisterInfo.h - AVR Register Information Impl -------*- 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 contains the AVR implementation of the TargetRegisterInfo class.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_AVR_REGISTER_INFO_H
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#define LLVM_AVR_REGISTER_INFO_H
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#include "llvm/Target/TargetRegisterInfo.h"
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#define GET_REGINFO_HEADER
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#include "AVRGenRegisterInfo.inc"
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namespace llvm {
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/// Utilities relating to AVR registers.
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class AVRRegisterInfo : public AVRGenRegisterInfo {
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public:
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AVRRegisterInfo();
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public:
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const uint16_t *
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getCalleeSavedRegs(const MachineFunction *MF = 0) const override;
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const uint32_t *getCallPreservedMask(const MachineFunction &MF,
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CallingConv::ID CC) const override;
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BitVector getReservedRegs(const MachineFunction &MF) const override;
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const TargetRegisterClass *
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getLargestLegalSuperClass(const TargetRegisterClass *RC,
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const MachineFunction &MF) const override;
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/// Stack Frame Processing Methods
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void eliminateFrameIndex(MachineBasicBlock::iterator MI, int SPAdj,
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unsigned FIOperandNum,
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RegScavenger *RS = NULL) const override;
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/// Debug information queries.
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unsigned getFrameRegister(const MachineFunction &MF) const override;
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/// Returns a TargetRegisterClass used for pointer values.
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const TargetRegisterClass *
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getPointerRegClass(const MachineFunction &MF,
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unsigned Kind = 0) const override;
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};
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} // end namespace llvm
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#endif // LLVM_AVR_REGISTER_INFO_H
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