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/fesetround.c | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 libm/sparc/fesetround.c (limited to 'libm/sparc/fesetround.c') diff --git a/libm/sparc/fesetround.c b/libm/sparc/fesetround.c new file mode 100644 index 000000000..ba3a4e50f --- /dev/null +++ b/libm/sparc/fesetround.c @@ -0,0 +1,36 @@ +/* Set current rounding direction. + 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 "fenv_private.h" + +int +fesetround (int round) +{ + fenv_t tmp; + + if ((round & ~__FE_ROUND_MASK) != 0) + /* ROUND is no valid rounding mode. */ + return 1; + + __fenv_stfsr (tmp); + tmp &= ~__FE_ROUND_MASK; + tmp |= round; + __fenv_ldfsr (tmp); + + return 0; +} -- cgit v1.2.3