Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /* SPDX-License-Identifier: GPL-2.0+ WITH GCC-exception-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)    Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)    2004, 2005, 2006
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)    Free Software Foundation, Inc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) !! libgcc routines for the Renesas / SuperH SH CPUs.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) !! Contributed by Steve Chamberlain.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) !! sac@cygnus.com
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) !! ashiftrt_r4_x, ___ashrsi3, ___ashlsi3, ___lshrsi3 routines
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) !! recoded in assembly by Toshiyasu Morita
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) !! tm@netcom.com
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) /* SH2 optimizations for ___ashrsi3, ___ashlsi3, ___lshrsi3 and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)    ELF local label prefixes by J"orn Rennecke
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18)    amylaar@cygnus.com  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) 	/* r0: rn r1: qn */ /* r0: n1 r4: n0 r5: d r6: d1 */ /* r2: __m */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 	/* n1 < d, but n1 might be larger than d1.  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 	.global __udiv_qrnnd_16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 	.balign 8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) __udiv_qrnnd_16:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 	div0u
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 	cmp/hi r6,r0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) 	bt .Lots
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 	.rept 16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) 	div1 r6,r0 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) 	.endr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) 	extu.w r0,r1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) 	bt 0f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 	add r6,r0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 0:	rotcl r1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) 	mulu.w r1,r5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 	xtrct r4,r0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) 	swap.w r0,r0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 	sts macl,r2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) 	cmp/hs r2,r0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 	sub r2,r0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 	bt 0f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) 	addc r5,r0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) 	add #-1,r1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) 	bt 0f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) 1:	add #-1,r1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) 	rts
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) 	add r5,r0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) 	.balign 8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) .Lots:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) 	sub r5,r0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) 	swap.w r4,r1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) 	xtrct r0,r1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) 	clrt
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) 	mov r1,r0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) 	addc r5,r0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) 	mov #-1,r1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) 	bf/s 1b
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) 	 shlr16 r1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) 0:	rts
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) 	 nop