1 /* MN10300 64-bit logical right shift
3 * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public Licence
8 * as published by the Free Software Foundation; either version
9 * 2 of the Licence, or (at your option) any later version.
12 #include <asm/cache.h>
15 .balign L1_CACHE_BYTES
17 ###############################################################################
19 # unsigned long long __lshrdi3(unsigned long long value [D1:D0],
20 # unsigned by [(12,SP)])
22 ###############################################################################
24 .type __lshrdi3,@function
33 # the count is in the range 1-31
37 sub a0,a1,a1 # a1 = 32 - count
38 asl a1,d1,a1 # get underflow from MSW -> LSW
40 or_lsr a1,d0,a0,d1 # insert underflow into LSW and
44 .balign L1_CACHE_BYTES
45 # the count is in the range 32-63
52 .size __lshrdi3, .-__lshrdi3