From e7bcf43b6440ac9fc61a0eef5591393810daafb5 Mon Sep 17 00:00:00 2001 From: Joakim Tjernlund Date: Sat, 31 Mar 2007 13:28:15 +0000 Subject: From Steve Papacharalambous: Add math support for PowerPC e500. --- libm/powerpc/e500/fpu/fclrexcpt.c | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 libm/powerpc/e500/fpu/fclrexcpt.c (limited to 'libm/powerpc/e500/fpu/fclrexcpt.c') diff --git a/libm/powerpc/e500/fpu/fclrexcpt.c b/libm/powerpc/e500/fpu/fclrexcpt.c new file mode 100644 index 000000000..42e8b6bab --- /dev/null +++ b/libm/powerpc/e500/fpu/fclrexcpt.c @@ -0,0 +1,39 @@ +/* Clear given exceptions in current floating-point environment. + Copyright (C) 2004 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "fenv_libc.h" +#undef feclearexcept +int +__feclearexcept (int excepts) +{ + unsigned int fpescr; + + /* Get the current state. */ + fpescr = fegetenv_register (); + + /* Clear the relevant bits. */ + fpescr &= ~(excepts & FE_ALL_EXCEPT); + + /* Put the new state in effect. */ + fesetenv_register (fpescr); + + /* Success. */ + return 0; +} + -- cgit v1.2.3