| //===-- Nios2FrameLowering.h - Define frame lowering for Nios2 --*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // |
| // |
| //===----------------------------------------------------------------------===// |
| #ifndef LLVM_LIB_TARGET_NIOS2_NIOS2FRAMELOWERING_H |
| #define LLVM_LIB_TARGET_NIOS2_NIOS2FRAMELOWERING_H |
| |
| #include "Nios2.h" |
| #include "llvm/CodeGen/TargetFrameLowering.h" |
| |
| namespace llvm { |
| class Nios2Subtarget; |
| |
| class Nios2FrameLowering : public TargetFrameLowering { |
| protected: |
| const Nios2Subtarget &STI; |
| |
| public: |
| explicit Nios2FrameLowering(const Nios2Subtarget &sti, unsigned Alignment) |
| : TargetFrameLowering(StackGrowsDown, Alignment, 0, Alignment), STI(sti) { |
| } |
| |
| static const Nios2FrameLowering *create(const Nios2Subtarget &ST); |
| bool hasFP(const MachineFunction &MF) const override; |
| /// emitProlog/emitEpilog - These methods insert prolog and epilog code into |
| /// the function. |
| void emitPrologue(MachineFunction &MF, MachineBasicBlock &MBB) const override; |
| void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const override; |
| }; |
| } // namespace llvm |
| |
| #endif |