From be09e8c9ec07e40da339a437cbd608027965ef58 Mon Sep 17 00:00:00 2001 From: Kaz Kojima Date: Fri, 21 Jun 2013 18:07:31 +0900 Subject: Add sh4 implementation of fegetexceptflag. --- sysdeps/sh/sh4/fpu/fgetexcptflg.c | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 sysdeps/sh/sh4/fpu/fgetexcptflg.c (limited to 'sysdeps') diff --git a/sysdeps/sh/sh4/fpu/fgetexcptflg.c b/sysdeps/sh/sh4/fpu/fgetexcptflg.c new file mode 100644 index 0000000..6a2a0c0 --- /dev/null +++ b/sysdeps/sh/sh4/fpu/fgetexcptflg.c @@ -0,0 +1,38 @@ +/* Store current representation for exceptions. + Copyright (C) 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 + . */ + +#include +#include + +int +fegetexceptflag (fexcept_t *flagp, int excepts) +{ + fpu_control_t temp; + + /* Get the current exceptions. */ + _FPU_GETCW (temp); + + /* We only save the relevant bits here. In particular, care has to be + taken with the CAUSE bits, as an inadvertent restore later on could + generate unexpected exceptions. */ + + *flagp = temp & excepts & FE_ALL_EXCEPT; + + /* Success. */ + return 0; +} -- cgit v1.1