Differential D29933 Diff 119619 llvm/trunk/lib/Target/RISCV/RISCVFrameLowering.h

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		1		//===-- RISCVFrameLowering.h - Define frame lowering for RISCV -- C++ ---===//
		2		//
		3		// The LLVM Compiler Infrastructure
		4		//
		5		// This file is distributed under the University of Illinois Open Source
		6		// License. See LICENSE.TXT for details.
		7		//
		8		//===----------------------------------------------------------------------===//
		9		//
		10		// This class implements RISCV-specific bits of TargetFrameLowering class.
		11		//
		12		//===----------------------------------------------------------------------===//
		13
		14		#ifndef LLVM_LIB_TARGET_RISCV_RISCVFRAMELOWERING_H
		15		#define LLVM_LIB_TARGET_RISCV_RISCVFRAMELOWERING_H
		16
		17		#include "llvm/Target/TargetFrameLowering.h"
		18
		19		namespace llvm {
		20		class RISCVSubtarget;
		21
		22		class RISCVFrameLowering : public TargetFrameLowering {
		23		public:
		24		explicit RISCVFrameLowering(const RISCVSubtarget &STI)
		25		: TargetFrameLowering(StackGrowsDown,
		26		/StackAlignment=/16,
		27		/LocalAreaOffset=/0) {}
		28
		29		void emitPrologue(MachineFunction &MF, MachineBasicBlock &MBB) const override;
		30		void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const override;
		31
		32		bool hasFP(const MachineFunction &MF) const override;
		33		};
		34		}
		35		#endif