arch/sparc/lib/hweight.S

   1 #include <linux/linkage.h>
   2 #include <asm/export.h>
   3
   4         .text
   5         .align  32
   6 ENTRY(__arch_hweight8)
   7         ba,pt   %xcc, __sw_hweight8
   8          nop
   9         nop
  10 ENDPROC(__arch_hweight8)
  11 EXPORT_SYMBOL(__arch_hweight8)
  12         .section        .popc_3insn_patch, "ax"
  13         .word           __arch_hweight8
  14         sllx            %o0, 64-8, %g1
  15         retl
  16          popc           %g1, %o0
  17         .previous
  18
  19 ENTRY(__arch_hweight16)
  20         ba,pt   %xcc, __sw_hweight16
  21          nop
  22         nop
  23 ENDPROC(__arch_hweight16)
  24 EXPORT_SYMBOL(__arch_hweight16)
  25         .section        .popc_3insn_patch, "ax"
  26         .word           __arch_hweight16
  27         sllx            %o0, 64-16, %g1
  28         retl
  29          popc           %g1, %o0
  30         .previous
  31
  32 ENTRY(__arch_hweight32)
  33         ba,pt   %xcc, __sw_hweight32
  34          nop
  35         nop
  36 ENDPROC(__arch_hweight32)
  37 EXPORT_SYMBOL(__arch_hweight32)
  38         .section        .popc_3insn_patch, "ax"
  39         .word           __arch_hweight32
  40         sllx            %o0, 64-32, %g1
  41         retl
  42          popc           %g1, %o0
  43         .previous
  44
  45 ENTRY(__arch_hweight64)
  46         ba,pt   %xcc, __sw_hweight64
  47          nop
  48         nop
  49 ENDPROC(__arch_hweight64)
  50 EXPORT_SYMBOL(__arch_hweight64)
  51         .section        .popc_3insn_patch, "ax"
  52         .word           __arch_hweight64
  53         retl
  54          popc           %o0, %o0
  55         nop
  56         .previous