winsup/cygwin/math/rintl.c


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/**
 * This file has no copyright assigned and is placed in the Public Domain.
 * This file is part of the mingw-w64 runtime package.
 * No warranty is given; refer to the file DISCLAIMER.PD within this package.
 */
#include <math.h>

long double rintl (long double x) {
  long double retval = 0.0L;
#if defined(_AMD64_) || defined(__x86_64__) || defined(_X86_) || defined(__i386__)
  __asm__ __volatile__ ("frndint;": "=t" (retval) : "0" (x));
#elif defined(__arm__) || defined(_ARM_)
    retval = rint(x);
#endif
  return retval;
}