summaryrefslogtreecommitdiff
path: root/src/fftw3/rdft/codelets/r2hc/hf2_4.c
diff options
context:
space:
mode:
authorscuri <scuri>2009-08-20 12:35:06 +0000
committerscuri <scuri>2009-08-20 12:35:06 +0000
commit5d735255ddd3cb2f547abd3d03969af3fb7eb04e (patch)
tree8fb66510bc625bb1b08ccb41f1b83fb0f7cb8f19 /src/fftw3/rdft/codelets/r2hc/hf2_4.c
parent35733b87eed86e5228f12fa10c98a3d9d22a6073 (diff)
*** empty log message ***
Diffstat (limited to 'src/fftw3/rdft/codelets/r2hc/hf2_4.c')
-rw-r--r--src/fftw3/rdft/codelets/r2hc/hf2_4.c108
1 files changed, 0 insertions, 108 deletions
diff --git a/src/fftw3/rdft/codelets/r2hc/hf2_4.c b/src/fftw3/rdft/codelets/r2hc/hf2_4.c
deleted file mode 100644
index a676143..0000000
--- a/src/fftw3/rdft/codelets/r2hc/hf2_4.c
+++ /dev/null
@@ -1,108 +0,0 @@
-/*
- * Copyright (c) 2003 Matteo Frigo
- * Copyright (c) 2003 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 Sat Jul 5 21:57:26 EDT 2003 */
-
-#include "codelet-rdft.h"
-
-/* Generated by: /homee/stevenj/cvs/fftw3.0.1/genfft/gen_hc2hc -compact -variables 4 -twiddle-log3 -n 4 -dit -name hf2_4 -include hf.h */
-
-/*
- * This function contains 24 FP additions, 16 FP multiplications,
- * (or, 16 additions, 8 multiplications, 8 fused multiply/add),
- * 21 stack variables, and 16 memory accesses
- */
-/*
- * Generator Id's :
- * $Id: hf2_4.c,v 1.1 2008/10/17 06:12:34 scuri Exp $
- * $Id: hf2_4.c,v 1.1 2008/10/17 06:12:34 scuri Exp $
- * $Id: hf2_4.c,v 1.1 2008/10/17 06:12:34 scuri Exp $
- */
-
-#include "hf.h"
-
-static const R *hf2_4(R *rio, R *iio, const R *W, stride ios, int m, int dist)
-{
- int i;
- for (i = m - 2; i > 0; i = i - 2, rio = rio + dist, iio = iio - dist, W = W + 4) {
- E T1, Tp, Ta, Te, To, Tl, Tk, Th;
- T1 = rio[0];
- Tp = iio[-WS(ios, 3)];
- {
- E T7, Td, T9, Tc, Tg, Tf, T2, T4, T3, T5, T6, T8;
- T7 = rio[WS(ios, 2)];
- Td = iio[-WS(ios, 2)];
- T9 = iio[-WS(ios, 1)];
- Tc = rio[WS(ios, 1)];
- Tg = iio[0];
- Tf = rio[WS(ios, 3)];
- T2 = W[2];
- T4 = W[3];
- T3 = W[0];
- T5 = W[1];
- T6 = FMA(T2, T3, T4 * T5);
- T8 = FNMS(T4, T3, T2 * T5);
- Ta = FNMS(T8, T9, T6 * T7);
- Te = FMA(T3, Tc, T5 * Td);
- To = FMA(T8, T7, T6 * T9);
- Tl = FNMS(T4, Tf, T2 * Tg);
- Tk = FNMS(T5, Tc, T3 * Td);
- Th = FMA(T2, Tf, T4 * Tg);
- }
- {
- E Tb, Ti, Tn, Tq;
- Tb = T1 + Ta;
- Ti = Te + Th;
- iio[-WS(ios, 2)] = Tb - Ti;
- rio[0] = Tb + Ti;
- Tn = Tk + Tl;
- Tq = To + Tp;
- rio[WS(ios, 2)] = Tn - Tq;
- iio[0] = Tn + Tq;
- }
- {
- E Tj, Tm, Tr, Ts;
- Tj = T1 - Ta;
- Tm = Tk - Tl;
- iio[-WS(ios, 3)] = Tj - Tm;
- rio[WS(ios, 1)] = Tj + Tm;
- Tr = Th - Te;
- Ts = Tp - To;
- rio[WS(ios, 3)] = Tr - Ts;
- iio[-WS(ios, 1)] = Tr + Ts;
- }
- }
- return W;
-}
-
-static const tw_instr twinstr[] = {
- {TW_COS, 0, 1},
- {TW_SIN, 0, 1},
- {TW_COS, 0, 3},
- {TW_SIN, 0, 3},
- {TW_NEXT, 1, 0}
-};
-
-static const hc2hc_desc desc = { 4, "hf2_4", twinstr, {16, 8, 8, 0}, &GENUS, 0, 0, 0 };
-
-void X(codelet_hf2_4) (planner *p) {
- X(khc2hc_dit_register) (p, hf2_4, &desc);
-}