sysdeps/x86_64/fpu/math_private.h

   1 #ifndef X86_64_MATH_PRIVATE_H
   2 #define X86_64_MATH_PRIVATE_H 1
   3
   4 #include_next <math_private.h>
   5
   6 #ifdef __SSE4_1__
   7 extern __always_inline double
   8 __rint (double d)
   9 {
  10   double res;
  11 # if defined __AVX__ || defined SSE2AVX
  12   asm ("vroundsd $4, %1, %0, %0" : "=x" (res) : "xm" (d));
  13 # else
  14   asm ("roundsd $4, %1, %0" : "=x" (res) : "xm" (d));
  15 # endif
  16   return res;
  17 }
  18
  19 extern __always_inline float
  20 __rintf (float d)
  21 {
  22   float res;
  23 # if defined __AVX__ || defined SSE2AVX
  24   asm ("vroundss $4, %1, %0, %0" : "=x" (res) : "xm" (d));
  25 # else
  26   asm ("roundss $4, %1, %0" : "=x" (res) : "xm" (d));
  27 # endif
  28   return res;
  29 }
  30 #endif /* __SSE4_1__ */
  31
  32 #endif /* X86_64_MATH_PRIVATE_H */