/* * Copyright (c) 2003, 2006 Matteo Frigo * Copyright (c) 2003, 2006 Massachusetts Institute of Technology * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ /* $Id: sse.c,v 1.2 2006-01-05 03:04:28 stevenj Exp $ */ #include "ifftw.h" #include "simd.h" #if HAVE_SSE #if 0 /* apparently, MSVC converts -0.0 to 0.0 */ const union fvec X(sse_mpmp) = {{-0.0, 0.0, -0.0, 0.0}}; #endif const union uvec X(sse_mpmp) = { { 0x80000000, 0x00000000, 0x80000000, 0x00000000 } }; /* paranoia because of past compiler bugs */ void X(check_alignment_of_sse_mpmp)(void) { CK(ALIGNED(&X(sse_mpmp))); } #endif