From 39e0005e226ed6f04562e9d5d7548782fef81c20 Mon Sep 17 00:00:00 2001 From: John Glover Date: Tue, 21 Aug 2012 18:31:07 +0100 Subject: [sndobj] Update SndObj to use FFTW v3 (was using v2). Remove unused SndObj files. Whitespace clean up. --- src/sndobj/rfftw/ftw_4.c | 142 ----------------------------------------------- 1 file changed, 142 deletions(-) delete mode 100644 src/sndobj/rfftw/ftw_4.c (limited to 'src/sndobj/rfftw/ftw_4.c') diff --git a/src/sndobj/rfftw/ftw_4.c b/src/sndobj/rfftw/ftw_4.c deleted file mode 100644 index 8c242b9..0000000 --- a/src/sndobj/rfftw/ftw_4.c +++ /dev/null @@ -1,142 +0,0 @@ -/* - * Copyright (c) 1997-1999 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 - * - */ - -/* This file was automatically generated --- DO NOT EDIT */ -/* Generated on Sun Nov 7 20:44:31 EST 1999 */ - -#include -#include - -/* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -twiddle 4 */ - -/* - * This function contains 22 FP additions, 12 FP multiplications, - * (or, 16 additions, 6 multiplications, 6 fused multiply/add), - * 14 stack variables, and 16 memory accesses - */ - -/* - * Generator Id's : - * $Id: ftw_4.c,v 1.1.1.1 2006/05/12 15:14:48 veplaini Exp $ - * $Id: ftw_4.c,v 1.1.1.1 2006/05/12 15:14:48 veplaini Exp $ - * $Id: ftw_4.c,v 1.1.1.1 2006/05/12 15:14:48 veplaini Exp $ - */ - -void fftw_twiddle_4(fftw_complex *A, const fftw_complex *W, int iostride, int m, int dist) -{ - int i; - fftw_complex *inout; - inout = A; - for (i = m; i > 0; i = i - 1, inout = inout + dist, W = W + 3) { - fftw_real tmp1; - fftw_real tmp25; - fftw_real tmp6; - fftw_real tmp24; - fftw_real tmp12; - fftw_real tmp20; - fftw_real tmp17; - fftw_real tmp21; - ASSERT_ALIGNED_DOUBLE; - tmp1 = c_re(inout[0]); - tmp25 = c_im(inout[0]); - { - fftw_real tmp3; - fftw_real tmp5; - fftw_real tmp2; - fftw_real tmp4; - ASSERT_ALIGNED_DOUBLE; - tmp3 = c_re(inout[2 * iostride]); - tmp5 = c_im(inout[2 * iostride]); - tmp2 = c_re(W[1]); - tmp4 = c_im(W[1]); - tmp6 = (tmp2 * tmp3) - (tmp4 * tmp5); - tmp24 = (tmp4 * tmp3) + (tmp2 * tmp5); - } - { - fftw_real tmp9; - fftw_real tmp11; - fftw_real tmp8; - fftw_real tmp10; - ASSERT_ALIGNED_DOUBLE; - tmp9 = c_re(inout[iostride]); - tmp11 = c_im(inout[iostride]); - tmp8 = c_re(W[0]); - tmp10 = c_im(W[0]); - tmp12 = (tmp8 * tmp9) - (tmp10 * tmp11); - tmp20 = (tmp10 * tmp9) + (tmp8 * tmp11); - } - { - fftw_real tmp14; - fftw_real tmp16; - fftw_real tmp13; - fftw_real tmp15; - ASSERT_ALIGNED_DOUBLE; - tmp14 = c_re(inout[3 * iostride]); - tmp16 = c_im(inout[3 * iostride]); - tmp13 = c_re(W[2]); - tmp15 = c_im(W[2]); - tmp17 = (tmp13 * tmp14) - (tmp15 * tmp16); - tmp21 = (tmp15 * tmp14) + (tmp13 * tmp16); - } - { - fftw_real tmp7; - fftw_real tmp18; - fftw_real tmp27; - fftw_real tmp28; - ASSERT_ALIGNED_DOUBLE; - tmp7 = tmp1 + tmp6; - tmp18 = tmp12 + tmp17; - c_re(inout[2 * iostride]) = tmp7 - tmp18; - c_re(inout[0]) = tmp7 + tmp18; - tmp27 = tmp25 - tmp24; - tmp28 = tmp12 - tmp17; - c_im(inout[iostride]) = tmp27 - tmp28; - c_im(inout[3 * iostride]) = tmp28 + tmp27; - } - { - fftw_real tmp23; - fftw_real tmp26; - fftw_real tmp19; - fftw_real tmp22; - ASSERT_ALIGNED_DOUBLE; - tmp23 = tmp20 + tmp21; - tmp26 = tmp24 + tmp25; - c_im(inout[0]) = tmp23 + tmp26; - c_im(inout[2 * iostride]) = tmp26 - tmp23; - tmp19 = tmp1 - tmp6; - tmp22 = tmp20 - tmp21; - c_re(inout[3 * iostride]) = tmp19 - tmp22; - c_re(inout[iostride]) = tmp19 + tmp22; - } - } -} - -static const int twiddle_order[] = -{1, 2, 3}; -fftw_codelet_desc fftw_twiddle_4_desc = -{ - "fftw_twiddle_4", - (void (*)()) fftw_twiddle_4, - 4, - FFTW_FORWARD, - FFTW_TWIDDLE, - 88, - 3, - twiddle_order, -}; -- cgit v1.2.3