From 0067c4cffb0081b03b15e81580469af8a8ac9050 Mon Sep 17 00:00:00 2001 From: Andreas Jaeger Date: Thu, 24 Aug 2000 09:57:58 +0000 Subject: Update. 2000-08-24 Denis Joseph Barrow * sysdeps/s390/fpu/fedisblxcpt.c: New file. * sysdeps/s390/fpu/feenablxcpt.c: New file. * sysdeps/s390/fpu/fegetexcept.c: New file. * sysdeps/s390/fpu/fenv_libc.h: Some reordering, new definition FPC_VALID_MASK. --- sysdeps/s390/fpu/feenablxcpt.c | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 sysdeps/s390/fpu/feenablxcpt.c (limited to 'sysdeps/s390/fpu/feenablxcpt.c') diff --git a/sysdeps/s390/fpu/feenablxcpt.c b/sysdeps/s390/fpu/feenablxcpt.c new file mode 100644 index 0000000000..f2915d8abc --- /dev/null +++ b/sysdeps/s390/fpu/feenablxcpt.c @@ -0,0 +1,35 @@ +/* Enable floating-point exceptions. + Copyright (C) 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Denis Joseph Barrow (djbarrow@de.ibm.com). + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include +#include + +int +feenableexcept (int excepts) +{ + fexcept_t temp, old_exc, new_flags; + + _FPU_GETCW (temp); + old_exc = (temp & FPC_EXCEPTION_MASK) >> FPC_EXCEPTION_MASK_SHIFT; + new_flags = (temp | ((excepts & FE_ALL_EXCEPT) << FPC_EXCEPTION_MASK_SHIFT)); + _FPU_SETCW (new_flags); + + return old_exc; +} -- cgit 1.4.1