diff options
Diffstat (limited to 'libc/sysdeps/powerpc/powerpc32/e500/nofpu/fesetround.c')
-rw-r--r-- | libc/sysdeps/powerpc/powerpc32/e500/nofpu/fesetround.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/libc/sysdeps/powerpc/powerpc32/e500/nofpu/fesetround.c b/libc/sysdeps/powerpc/powerpc32/e500/nofpu/fesetround.c new file mode 100644 index 000000000..805008e0c --- /dev/null +++ b/libc/sysdeps/powerpc/powerpc32/e500/nofpu/fesetround.c @@ -0,0 +1,35 @@ +/* Set current rounding direction. e500 version. + Copyright (C) 2004-2013 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_libc.h> + +int +fesetround (int round) +{ + unsigned long fpescr; + + if ((unsigned int) round > 3) + return 1; + + fpescr = fegetenv_register (); + fpescr = (fpescr & ~SPEFSCR_FRMC) | (round & 3); + fesetenv_register (fpescr); + + return 0; +} +libm_hidden_def (fesetround) |