diff options
Diffstat (limited to 'src/sndobj/rfftw/fhf_3.c')
| -rw-r--r-- | src/sndobj/rfftw/fhf_3.c | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/src/sndobj/rfftw/fhf_3.c b/src/sndobj/rfftw/fhf_3.c deleted file mode 100644 index e7defaf..0000000 --- a/src/sndobj/rfftw/fhf_3.c +++ /dev/null @@ -1,150 +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 20:44:43 EST 1999 */
-
-#include <fftw-int.h>
-#include <fftw.h>
-
-/* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -hc2hc-forward 3 */
-
-/*
- * This function contains 25 FP additions, 16 FP multiplications,
- * (or, 17 additions, 8 multiplications, 8 fused multiply/add),
- * 15 stack variables, and 24 memory accesses
- */
-static const fftw_real K866025403 = FFTW_KONST(+0.866025403784438646763723170752936183471402627);
-static const fftw_real K500000000 = FFTW_KONST(+0.500000000000000000000000000000000000000000000);
-
-/*
- * Generator Id's :
- * $Id: fhf_3.c,v 1.1.1.1 2006/05/12 15:14:49 veplaini Exp $
- * $Id: fhf_3.c,v 1.1.1.1 2006/05/12 15:14:49 veplaini Exp $
- * $Id: fhf_3.c,v 1.1.1.1 2006/05/12 15:14:49 veplaini Exp $
- */
-
-void fftw_hc2hc_forward_3(fftw_real *A, const fftw_complex *W, int iostride, int m, int dist)
-{
- int i;
- fftw_real *X;
- fftw_real *Y;
- X = A;
- Y = A + (3 * iostride);
- {
- fftw_real tmp24;
- fftw_real tmp25;
- fftw_real tmp26;
- fftw_real tmp27;
- ASSERT_ALIGNED_DOUBLE;
- tmp24 = X[0];
- tmp25 = X[iostride];
- tmp26 = X[2 * iostride];
- tmp27 = tmp25 + tmp26;
- X[iostride] = tmp24 - (K500000000 * tmp27);
- X[0] = tmp24 + tmp27;
- Y[-iostride] = K866025403 * (tmp26 - tmp25);
- }
- X = X + dist;
- Y = Y - dist;
- for (i = 2; i < m; i = i + 2, X = X + dist, Y = Y - dist, W = W + 2) {
- fftw_real tmp4;
- fftw_real tmp21;
- fftw_real tmp9;
- fftw_real tmp17;
- fftw_real tmp14;
- fftw_real tmp18;
- fftw_real tmp15;
- fftw_real tmp20;
- ASSERT_ALIGNED_DOUBLE;
- tmp4 = X[0];
- tmp21 = Y[-2 * iostride];
- {
- fftw_real tmp6;
- fftw_real tmp8;
- fftw_real tmp5;
- fftw_real tmp7;
- ASSERT_ALIGNED_DOUBLE;
- tmp6 = X[iostride];
- tmp8 = Y[-iostride];
- tmp5 = c_re(W[0]);
- tmp7 = c_im(W[0]);
- tmp9 = (tmp5 * tmp6) - (tmp7 * tmp8);
- tmp17 = (tmp7 * tmp6) + (tmp5 * tmp8);
- }
- {
- fftw_real tmp11;
- fftw_real tmp13;
- fftw_real tmp10;
- fftw_real tmp12;
- ASSERT_ALIGNED_DOUBLE;
- tmp11 = X[2 * iostride];
- tmp13 = Y[0];
- tmp10 = c_re(W[1]);
- tmp12 = c_im(W[1]);
- tmp14 = (tmp10 * tmp11) - (tmp12 * tmp13);
- tmp18 = (tmp12 * tmp11) + (tmp10 * tmp13);
- }
- tmp15 = tmp9 + tmp14;
- tmp20 = tmp17 + tmp18;
- {
- fftw_real tmp16;
- fftw_real tmp19;
- fftw_real tmp22;
- fftw_real tmp23;
- ASSERT_ALIGNED_DOUBLE;
- X[0] = tmp4 + tmp15;
- tmp16 = tmp4 - (K500000000 * tmp15);
- tmp19 = K866025403 * (tmp17 - tmp18);
- Y[-2 * iostride] = tmp16 - tmp19;
- X[iostride] = tmp16 + tmp19;
- Y[0] = tmp20 + tmp21;
- tmp22 = tmp21 - (K500000000 * tmp20);
- tmp23 = K866025403 * (tmp14 - tmp9);
- X[2 * iostride] = -(tmp22 - tmp23);
- Y[-iostride] = tmp23 + tmp22;
- }
- }
- if (i == m) {
- fftw_real tmp1;
- fftw_real tmp3;
- fftw_real tmp2;
- ASSERT_ALIGNED_DOUBLE;
- tmp1 = X[iostride];
- tmp3 = X[0];
- tmp2 = X[2 * iostride];
- Y[0] = -(K866025403 * (tmp1 + tmp2));
- X[iostride] = tmp3 + tmp2 - tmp1;
- X[0] = tmp3 - (K500000000 * (tmp2 - tmp1));
- }
-}
-
-static const int twiddle_order[] =
-{1, 2};
-fftw_codelet_desc fftw_hc2hc_forward_3_desc =
-{
- "fftw_hc2hc_forward_3",
- (void (*)()) fftw_hc2hc_forward_3,
- 3,
- FFTW_FORWARD,
- FFTW_HC2HC,
- 69,
- 2,
- twiddle_order,
-};
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