math/s_isnan.shared.s

   1         .text
   2 #APP
   3         memmove = __GI_memmove
   4         memset = __GI_memset
   5         memcpy = __GI_memcpy
   6 #NO_APP
   7         .p2align 4,,15
   8         .globl  __GI___isnan
   9         .hidden __GI___isnan
  10         .type   __GI___isnan, @function
  11 __GI___isnan:
  12         movq    %xmm0, %rdx
  13         movabsq $9223372036854775807, %rax
  14         andq    %rax, %rdx
  15         movabsq $9218868437227405312, %rax
  16         subq    %rdx, %rax
  17         shrq    $63, %rax
  18         ret
  19         .size   __GI___isnan, .-__GI___isnan
  20         .globl  __isnan
  21         .set    __isnan,__GI___isnan
  22         .weak   isnan
  23         .set    isnan,__isnan