From deb5c024aa25827dc11738ca05497a9126fd2a78 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Mon, 1 Nov 1999 00:16:05 +0000 Subject: [PATCH] fesetround implementation for PowerPC. --- sysdeps/mips/fpu/fesetround.c | 43 +++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 sysdeps/mips/fpu/fesetround.c diff --git a/sysdeps/mips/fpu/fesetround.c b/sysdeps/mips/fpu/fesetround.c new file mode 100644 index 00000000000..6b623d6eab9 --- /dev/null +++ b/sysdeps/mips/fpu/fesetround.c @@ -0,0 +1,43 @@ +/* Set current rounding direction. + Copyright (C) 1998 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger , 1998. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include +#include + +int +fesetround (int round) +{ + unsigned short int cw; + + if ((round & ~0x3) != 0) + /* ROUND is no valid rounding mode. */ + return 0; + + /* Get current state. */ + _FPU_GETCW (cw); + + /* Set rounding bits. */ + cw &= ~0x3; + cw |= round; + /* Set new state. */ + _FPU_SETCW (cw); + + return 1; +} -- 2.47.3