XORL R15, R15
	RET
TEXT ·a4(SB), 0, $0-0
	CMPL runtime·writeBarrier(SB), $0
	XORQ R15, R15
	RET
TEXT ·a5(SB), 0, $0-0
	CMPL runtime·writeBarrier(SB), $0
	XORL R15, R15
	RET
TEXT ·a6(SB), 0, $0-0
	CMPL runtime·writeBarrier(SB), $0
	POPQ R15
	PUSHQ R15
	RET
TEXT ·a7(SB), 0, $0-0
	CMPL runtime·writeBarrier(SB), $0

	register["A0"] = riscv.REG_A0
	register["A1"] = riscv.REG_A1
	register["A2"] = riscv.REG_A2
	register["A3"] = riscv.REG_A3
	register["A4"] = riscv.REG_A4
	register["A5"] = riscv.REG_A5
	register["A6"] = riscv.REG_A6
	register["A7"] = riscv.REG_A7
	register["S2"] = riscv.REG_S2
	register["S3"] = riscv.REG_S3
	register["S4"] = riscv.REG_S4
	register["S5"] = riscv.REG_S5
	register["S6"] = riscv.REG_S6