xref: /OK3568_Linux_fs/kernel/arch/mips/lib/bswapdi.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun #include <linux/export.h>
3*4882a593Smuzhiyun #include <linux/compiler.h>
4*4882a593Smuzhiyun 
__bswapdi2(unsigned long long u)5*4882a593Smuzhiyun unsigned long long notrace __bswapdi2(unsigned long long u)
6*4882a593Smuzhiyun {
7*4882a593Smuzhiyun 	return (((u) & 0xff00000000000000ull) >> 56) |
8*4882a593Smuzhiyun 	       (((u) & 0x00ff000000000000ull) >> 40) |
9*4882a593Smuzhiyun 	       (((u) & 0x0000ff0000000000ull) >> 24) |
10*4882a593Smuzhiyun 	       (((u) & 0x000000ff00000000ull) >>  8) |
11*4882a593Smuzhiyun 	       (((u) & 0x00000000ff000000ull) <<  8) |
12*4882a593Smuzhiyun 	       (((u) & 0x0000000000ff0000ull) << 24) |
13*4882a593Smuzhiyun 	       (((u) & 0x000000000000ff00ull) << 40) |
14*4882a593Smuzhiyun 	       (((u) & 0x00000000000000ffull) << 56);
15*4882a593Smuzhiyun }
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun EXPORT_SYMBOL(__bswapdi2);
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