xref: /OK3568_Linux_fs/kernel/arch/sparc/lib/hweight.S (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun/* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun#include <linux/linkage.h>
3*4882a593Smuzhiyun#include <asm/export.h>
4*4882a593Smuzhiyun
5*4882a593Smuzhiyun	.text
6*4882a593Smuzhiyun	.align	32
7*4882a593SmuzhiyunENTRY(__arch_hweight8)
8*4882a593Smuzhiyun	sethi	%hi(__sw_hweight8), %g1
9*4882a593Smuzhiyun	jmpl	%g1 + %lo(__sw_hweight8), %g0
10*4882a593Smuzhiyun	 nop
11*4882a593SmuzhiyunENDPROC(__arch_hweight8)
12*4882a593SmuzhiyunEXPORT_SYMBOL(__arch_hweight8)
13*4882a593Smuzhiyun	.section	.popc_3insn_patch, "ax"
14*4882a593Smuzhiyun	.word		__arch_hweight8
15*4882a593Smuzhiyun	sllx		%o0, 64-8, %g1
16*4882a593Smuzhiyun	retl
17*4882a593Smuzhiyun	 popc		%g1, %o0
18*4882a593Smuzhiyun	.previous
19*4882a593Smuzhiyun
20*4882a593SmuzhiyunENTRY(__arch_hweight16)
21*4882a593Smuzhiyun	sethi	%hi(__sw_hweight16), %g1
22*4882a593Smuzhiyun	jmpl	%g1 + %lo(__sw_hweight16), %g0
23*4882a593Smuzhiyun	 nop
24*4882a593SmuzhiyunENDPROC(__arch_hweight16)
25*4882a593SmuzhiyunEXPORT_SYMBOL(__arch_hweight16)
26*4882a593Smuzhiyun	.section	.popc_3insn_patch, "ax"
27*4882a593Smuzhiyun	.word		__arch_hweight16
28*4882a593Smuzhiyun	sllx		%o0, 64-16, %g1
29*4882a593Smuzhiyun	retl
30*4882a593Smuzhiyun	 popc		%g1, %o0
31*4882a593Smuzhiyun	.previous
32*4882a593Smuzhiyun
33*4882a593SmuzhiyunENTRY(__arch_hweight32)
34*4882a593Smuzhiyun	sethi	%hi(__sw_hweight32), %g1
35*4882a593Smuzhiyun	jmpl	%g1 + %lo(__sw_hweight32), %g0
36*4882a593Smuzhiyun	 nop
37*4882a593SmuzhiyunENDPROC(__arch_hweight32)
38*4882a593SmuzhiyunEXPORT_SYMBOL(__arch_hweight32)
39*4882a593Smuzhiyun	.section	.popc_3insn_patch, "ax"
40*4882a593Smuzhiyun	.word		__arch_hweight32
41*4882a593Smuzhiyun	sllx		%o0, 64-32, %g1
42*4882a593Smuzhiyun	retl
43*4882a593Smuzhiyun	 popc		%g1, %o0
44*4882a593Smuzhiyun	.previous
45*4882a593Smuzhiyun
46*4882a593SmuzhiyunENTRY(__arch_hweight64)
47*4882a593Smuzhiyun	sethi	%hi(__sw_hweight64), %g1
48*4882a593Smuzhiyun	jmpl	%g1 + %lo(__sw_hweight64), %g0
49*4882a593Smuzhiyun	 nop
50*4882a593SmuzhiyunENDPROC(__arch_hweight64)
51*4882a593SmuzhiyunEXPORT_SYMBOL(__arch_hweight64)
52*4882a593Smuzhiyun	.section	.popc_3insn_patch, "ax"
53*4882a593Smuzhiyun	.word		__arch_hweight64
54*4882a593Smuzhiyun	retl
55*4882a593Smuzhiyun	 popc		%o0, %o0
56*4882a593Smuzhiyun	nop
57*4882a593Smuzhiyun	.previous
58