sysdeps/i386/fpu/e_fmodl.c

   1 /*
   2  * Written by J.T. Conklin <jtc@netbsd.org>.
   3  * Public domain.
   4  *
   5  * Adapted for `long double' by Ulrich Drepper <drepper@cygnus.com>.
   6  */
   7
   8 #include <math_private.h>
   9
  10 long double
  11 __ieee754_fmodl (long double x, long double y)
  12 {
  13   long double res;
  14
  15   asm ("1:\tfprem\n"
  16        "fstsw   %%ax\n"
  17        "sahf\n"
  18        "jp      1b\n"
  19        "fstp    %%st(1)"
  20        : "=t" (res) : "0" (x), "u" (y) : "ax", "st(1)");
  21   return res;
  22 }