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kernel/linux-imx6_3.14.28/arch/sparc/lib/hweight.S 846 Bytes
6b13f685e   김민수   BSP 최초 추가
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  #include <linux/linkage.h>
  
  	.text
  	.align	32
  ENTRY(__arch_hweight8)
  	ba,pt	%xcc, __sw_hweight8
  	 nop
  	nop
  ENDPROC(__arch_hweight8)
  	.section	.popc_3insn_patch, "ax"
  	.word		__arch_hweight8
  	sllx		%o0, 64-8, %g1
  	retl
  	 popc		%g1, %o0
  	.previous
  
  ENTRY(__arch_hweight16)
  	ba,pt	%xcc, __sw_hweight16
  	 nop
  	nop
  ENDPROC(__arch_hweight16)
  	.section	.popc_3insn_patch, "ax"
  	.word		__arch_hweight16
  	sllx		%o0, 64-16, %g1
  	retl
  	 popc		%g1, %o0
  	.previous
  
  ENTRY(__arch_hweight32)
  	ba,pt	%xcc, __sw_hweight32
  	 nop
  	nop
  ENDPROC(__arch_hweight32)
  	.section	.popc_3insn_patch, "ax"
  	.word		__arch_hweight32
  	sllx		%o0, 64-32, %g1
  	retl
  	 popc		%g1, %o0
  	.previous
  
  ENTRY(__arch_hweight64)
  	ba,pt	%xcc, __sw_hweight64
  	 nop
  	nop
  ENDPROC(__arch_hweight64)
  	.section	.popc_3insn_patch, "ax"
  	.word		__arch_hweight64
  	retl
  	 popc		%o0, %o0
  	nop
  	.previous