From c7405bd4ce36a430bd5211e676a8f17e262cfd32 Mon Sep 17 00:00:00 2001 From: Waldemar Brodkorb Date: Mon, 31 Mar 2025 22:19:10 +0200 Subject: arm: add fenv support from glibc --- libm/arm/fegetenv.c | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 libm/arm/fegetenv.c (limited to 'libm/arm/fegetenv.c') diff --git a/libm/arm/fegetenv.c b/libm/arm/fegetenv.c new file mode 100644 index 000000000..a9f63f5c9 --- /dev/null +++ b/libm/arm/fegetenv.c @@ -0,0 +1,35 @@ +/* Store current floating-point environment. + Copyright (C) 1997-2025 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 +#include "arm-features.h" + + +int +fegetenv (fenv_t *envp) +{ + fpu_control_t fpscr; + + /* Fail if a VFP unit isn't present. */ + if (!ARM_HAVE_VFP) + return 1; + + _FPU_GETCW (fpscr); + envp->__cw = fpscr; + return 0; +} -- cgit v1.2.3