MOVV	R19, (15*8)(R25)
	MOVD	F0, (16*8)(R25)
	MOVD	F1, (17*8)(R25)
	MOVD	F2, (18*8)(R25)
	MOVD	F3, (19*8)(R25)
	MOVD	F4, (20*8)(R25)
	MOVD	F5, (21*8)(R25)
	MOVD	F6, (22*8)(R25)
	MOVD	F7, (23*8)(R25)
	MOVD	F8, (24*8)(R25)
	MOVD	F9, (25*8)(R25)
	MOVD	F10, (26*8)(R25)
	MOVD	F11, (27*8)(R25)
	MOVD	F12, (28*8)(R25)
	MOVD	F13, (29*8)(R25)
	MOVD	F14, (30*8)(R25)
	MOVD	F15, (31*8)(R25)
	RET

	MOVV	m_g0(R24), R4
	MOVV	(g_sched+gobuf_sp)(R4), R25	// Set SP to g0 stack

noswitch:
	SUBV	$16, R25
	AND	$~15, R25	// Align for C code
	MOVV	R25, R3

	MOVW	$CLOCK_REALTIME, R4
	MOVV	$0(R3), R5

	MOVV	runtime·vdsoClockgettimeSym(SB), R20
	BEQ	R20, fallback

	// Store g on gsignal's stack, see sys_linux_arm64.s for detail
	MOVBU	runtime·iscgo(SB), R25
	BNE	R25, nosaveg

	MOVV	$32, R25
	JMP	gcWriteBarrier<>(SB)
TEXT runtime·gcWriteBarrier5<ABIInternal>(SB),NOSPLIT,$0
	MOVV	$40, R25
	JMP	gcWriteBarrier<>(SB)
TEXT runtime·gcWriteBarrier6<ABIInternal>(SB),NOSPLIT,$0
	MOVV	$48, R25
	JMP	gcWriteBarrier<>(SB)
TEXT runtime·gcWriteBarrier7<ABIInternal>(SB),NOSPLIT,$0
	MOVV	$56, R25
	JMP	gcWriteBarrier<>(SB)
TEXT runtime·gcWriteBarrier8<ABIInternal>(SB),NOSPLIT,$0
	MOVV	$64, R25

	VCLZD    V7, V18           // find index of first match
	MFVSRD   V18, R25          // get first value
	CMP      R25, $64          // Found if < 64
	BLT      foundR25          // Return byte index where found
	VSLDOI   $8, V18, V18, V18 // Adjust 2nd value
	MFVSRD   V18, R25          // get second value
	CMP      R25, $64          // Found if < 64
	ADD      $64, R25          // Update byte offset
	BLT      foundR25          // Return value

	MOVW	$16, R25
	JMP	gcWriteBarrier<>(SB)
TEXT runtime·gcWriteBarrier5<ABIInternal>(SB),NOSPLIT,$0
	MOVW	$20, R25
	JMP	gcWriteBarrier<>(SB)
TEXT runtime·gcWriteBarrier6<ABIInternal>(SB),NOSPLIT,$0
	MOVW	$24, R25
	JMP	gcWriteBarrier<>(SB)
TEXT runtime·gcWriteBarrier7<ABIInternal>(SB),NOSPLIT,$0
	MOVW	$28, R25
	JMP	gcWriteBarrier<>(SB)
TEXT runtime·gcWriteBarrier8<ABIInternal>(SB),NOSPLIT,$0
	MOVW	$32, R25

	ADD $2280, R25, R11                        // 2ba32391
	ADD $(2280<<12), R25, R11                  // ADD $9338880, R25, R11            // 2ba36391
	ADDW R13->5, R11, R7                       // 67158d0b
	ADD R25<<54, R17, R16                      // 30da198b
	ADDSW R12.SXTX<<1, R29, R7                 // a7e72c2b
	ADDS R24.UXTX<<4, R25, R21                 // 357338ab

noswitch:
	SUBV	$16, R1
	AND	$~15, R1	// Align for C code
	MOVV	R1, R29

	MOVW	$0, R4 // CLOCK_REALTIME
	MOVV	$0(R29), R5

	MOVV	runtime·vdsoClockgettimeSym(SB), R25
	BEQ	R25, fallback

	JAL	(R25)
	// check on vdso call return for kernel compatibility
	// see https://golang.org/issues/39046
	// if we get any error make fallback permanent.
	BEQ	R2, R0, finish

	MULHDU  R9, R20, R25      // R25 = z1[i]
	ADD     $-1, R11          // R11 = z_len - 1
	ADDC    R4, R24
	ADDZE   R25, R4
	MOVDU   R24, 8(R10)       // z[i]
	CMP     R11, $0
	BEQ     done              // If R11 = 0, we are done

	MOVDU   8(R8), R20
	MULLD   R9, R20, R24
	MULHDU  R9, R20, R25
	ADD     $-1, R11
	ADDC    R4, R24
	ADDZE   R25, R4
	MOVDU   R24, 8(R10)
	CMP     R11, $0

	XOR	R21,R24,R21	// xor done R24
	MOVWZ	(R10)(R8),R25	// tab[4][crc>>24]
	RLDICL	$48,R7,$56,R24	// crc>>16&0xFF
	XOR	R21,R25,R21	// xor done R25
	ADD	$1024,R10,R10	// &tab[5]
	SLD	$2,R24,R24	// crc>>16&0xFF*4
	MOVWZ	(R10)(R24),R26	// tab[5][crc>>16&0xFF]
	XOR	R21,R26,R21	// xor done R26
	RLDICL	$56,R7,$56,R25	// crc>>8
	ADD	$1024,R10,R10	// &tab[6]
	SLD	$2,R25,R25	// crc>>8&FF*2
	MOVBZ   R7,R26          // crc&0xFF

	{"R15", "R15"},
	{"R16", "R16"},
	{"R17", "R17"},
	{"R18", "R18"},
	{"R19", "R19"},
	{"R2", "R2"},
	{"R20", "R20"},
	{"R21", "R21"},
	{"R22", "R22"},
	{"R23", "R23"},
	{"R24", "R24"},
	{"R25", "R25"},
	{"R26", "R26"},
	{"R27", "R27"},
	{"R28", "R28"},
	{"R29", "R29"},
	{"R3", "R3"},
	{"R31", "R31"},
	{"R4", "R4"},
	{"R5", "R5"},
	{"R6", "R6"},
	{"R7", "R7"},
	{"R8", "R8"},