Subversion Repositories hf-risc

/* Set floating-point environment exception handling.

   Copyright (C) 1998, 1999, 2000, 2002 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   Contributed by Hartvig Ekner <hartvige@mips.com>, 2002.

   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, write to the Free

   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA

   02111-1307 USA.  */

#include <fenv.h>

#include <fpu_control.h>

int

fesetexceptflag (const fexcept_t *flagp, int excepts)

{

  fexcept_t flags = *flagp;

  asm volatile ("csrc fflags, %0" : : "r"(excepts));

  asm volatile ("csrs fflags, %0" : : "r"(flags & excepts));

  return 0;

}