/* Install given floating-point control modes.  IA64 version.

   Copyright (C) 2016-2018 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or

   modify it under the terms of the GNU Lesser General Public

   License as published by the Free Software Foundation; either

   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public

   License along with the GNU C Library; if not, see

   <http://www.gnu.org/licenses/>.  */

#include <fenv.h>

#define FPSR_STATUS 0x1f80UL

#define FPSR_STATUS_ALL ((FPSR_STATUS << 6) | (FPSR_STATUS << 19) \

			 | (FPSR_STATUS << 32) | (FPSR_STATUS << 45))

int

fesetmode (const femode_t *modep)

{

  femode_t mode;

  /* As in fesetenv.  */

  if (((fenv_t) modep >> 62) == 0x03)

    mode = (femode_t) modep & 0x3fffffffffffffffUL;

  else

    mode = *modep;

  femode_t fpsr;

  __asm__ __volatile__ ("mov.m %0=ar.fpsr" : "=r" (fpsr));

  fpsr = (fpsr & FPSR_STATUS_ALL) | (mode & ~FPSR_STATUS_ALL);

  __asm__ __volatile__ ("mov.m ar.fpsr=%0;;" :: "r" (fpsr));

  return 0;

}