From f3d4659c79a6f256856ae330aaa619d10018c1ee Mon Sep 17 00:00:00 2001 From: Waldemar Brodkorb Date: Sun, 27 Apr 2025 06:09:13 +0200 Subject: sparc: add fenv support from glibc --- libm/sparc/feenablxcpt.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 libm/sparc/feenablxcpt.c (limited to 'libm/sparc/feenablxcpt.c') diff --git a/libm/sparc/feenablxcpt.c b/libm/sparc/feenablxcpt.c new file mode 100644 index 000000000..ab88e7e42 --- /dev/null +++ b/libm/sparc/feenablxcpt.c @@ -0,0 +1,34 @@ +/* Enable floating-point exceptions. + Copyright (C) 2000-2025 Free Software Foundation, Inc. + + 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 + . */ + +#include +#include "fenv_private.h" + +int +feenableexcept (int excepts) +{ + fenv_t new_exc, old_exc; + + __fenv_stfsr (new_exc); + + old_exc = (new_exc >> 18) & FE_ALL_EXCEPT; + new_exc |= (((fenv_t)excepts & FE_ALL_EXCEPT) << 18); + + __fenv_ldfsr (new_exc); + + return old_exc; +} -- cgit v1.2.3