From 554066b83b1a0d14e6e7a24a45ef3f65342aae76 Mon Sep 17 00:00:00 2001 From: Marcus Shawcroft Date: Fri, 9 Nov 2012 17:53:51 +0000 Subject: AArch64 Port --- ports/sysdeps/aarch64/fpu/fesetround.c | 46 ++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 ports/sysdeps/aarch64/fpu/fesetround.c (limited to 'ports/sysdeps/aarch64/fpu/fesetround.c') diff --git a/ports/sysdeps/aarch64/fpu/fesetround.c b/ports/sysdeps/aarch64/fpu/fesetround.c new file mode 100644 index 0000000000..ef142b3a46 --- /dev/null +++ b/ports/sysdeps/aarch64/fpu/fesetround.c @@ -0,0 +1,46 @@ +/* Copyright (C) 1997-2012 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 +fesetround (int round) +{ + fpu_control_t fpcr; + + switch (round) + { + case FE_TONEAREST: + case FE_UPWARD: + case FE_DOWNWARD: + case FE_TOWARDZERO: + _FPU_GETCW (fpcr); + fpcr = (fpcr & ~FE_TOWARDZERO) | round; + + _FPU_SETCW (fpcr); + return 0; + + default: + return 1; + } + + return 1; +} + +libm_hidden_def (fesetround) -- cgit 1.4.1