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authorscuri <scuri>2008-10-17 06:10:15 +0000
committerscuri <scuri>2008-10-17 06:10:15 +0000
commit5a422aba704c375a307a902bafe658342e209906 (patch)
tree5005011e086bb863d8fb587ad3319bbec59b2447 /src/fftw/fni_7.c
First commit - moving from LuaForge to SourceForge
Diffstat (limited to 'src/fftw/fni_7.c')
-rw-r--r--src/fftw/fni_7.c200
1 files changed, 200 insertions, 0 deletions
diff --git a/src/fftw/fni_7.c b/src/fftw/fni_7.c
new file mode 100644
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+++ b/src/fftw/fni_7.c
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+/*
+ * Copyright (c) 1997-1999, 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 Mon Mar 24 02:06:20 EST 2003 */
+
+#include "fftw-int.h"
+#include "fftw.h"
+
+/* Generated by: /homee/stevenj/cvs/fftw/gensrc/genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -notwiddleinv 7 */
+
+/*
+ * This function contains 60 FP additions, 36 FP multiplications,
+ * (or, 60 additions, 36 multiplications, 0 fused multiply/add),
+ * 22 stack variables, and 28 memory accesses
+ */
+static const fftw_real K222520933 =
+FFTW_KONST(+0.222520933956314404288902564496794759466355569);
+static const fftw_real K900968867 =
+FFTW_KONST(+0.900968867902419126236102319507445051165919162);
+static const fftw_real K623489801 =
+FFTW_KONST(+0.623489801858733530525004884004239810632274731);
+static const fftw_real K781831482 =
+FFTW_KONST(+0.781831482468029808708444526674057750232334519);
+static const fftw_real K433883739 =
+FFTW_KONST(+0.433883739117558120475768332848358754609990728);
+static const fftw_real K974927912 =
+FFTW_KONST(+0.974927912181823607018131682993931217232785801);
+
+/*
+ * Generator Id's :
+ * $Id: fni_7.c,v 1.1 2008/10/17 06:13:18 scuri Exp $
+ * $Id: fni_7.c,v 1.1 2008/10/17 06:13:18 scuri Exp $
+ * $Id: fni_7.c,v 1.1 2008/10/17 06:13:18 scuri Exp $
+ */
+
+void fftwi_no_twiddle_7(const fftw_complex *input, fftw_complex *output,
+ int istride, int ostride)
+{
+ fftw_real tmp1;
+ fftw_real tmp15;
+ fftw_real tmp4;
+ fftw_real tmp11;
+ fftw_real tmp21;
+ fftw_real tmp31;
+ fftw_real tmp7;
+ fftw_real tmp13;
+ fftw_real tmp24;
+ fftw_real tmp33;
+ fftw_real tmp10;
+ fftw_real tmp12;
+ fftw_real tmp18;
+ fftw_real tmp32;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp1 = c_re(input[0]);
+ tmp15 = c_im(input[0]);
+ {
+ fftw_real tmp2;
+ fftw_real tmp3;
+ fftw_real tmp19;
+ fftw_real tmp20;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp2 = c_re(input[istride]);
+ tmp3 = c_re(input[6 * istride]);
+ tmp4 = tmp2 + tmp3;
+ tmp11 = tmp2 - tmp3;
+ tmp19 = c_im(input[istride]);
+ tmp20 = c_im(input[6 * istride]);
+ tmp21 = tmp19 + tmp20;
+ tmp31 = tmp20 - tmp19;
+ }
+ {
+ fftw_real tmp5;
+ fftw_real tmp6;
+ fftw_real tmp22;
+ fftw_real tmp23;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp5 = c_re(input[2 * istride]);
+ tmp6 = c_re(input[5 * istride]);
+ tmp7 = tmp5 + tmp6;
+ tmp13 = tmp5 - tmp6;
+ tmp22 = c_im(input[2 * istride]);
+ tmp23 = c_im(input[5 * istride]);
+ tmp24 = tmp22 + tmp23;
+ tmp33 = tmp23 - tmp22;
+ }
+ {
+ fftw_real tmp8;
+ fftw_real tmp9;
+ fftw_real tmp16;
+ fftw_real tmp17;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp8 = c_re(input[3 * istride]);
+ tmp9 = c_re(input[4 * istride]);
+ tmp10 = tmp8 + tmp9;
+ tmp12 = tmp8 - tmp9;
+ tmp16 = c_im(input[3 * istride]);
+ tmp17 = c_im(input[4 * istride]);
+ tmp18 = tmp16 + tmp17;
+ tmp32 = tmp17 - tmp16;
+ }
+ {
+ fftw_real tmp36;
+ fftw_real tmp35;
+ fftw_real tmp26;
+ fftw_real tmp27;
+ ASSERT_ALIGNED_DOUBLE;
+ c_re(output[0]) = tmp1 + tmp4 + tmp7 + tmp10;
+ tmp36 =
+ (K974927912 * tmp33) + (K433883739 * tmp32) +
+ (K781831482 * tmp31);
+ tmp35 =
+ tmp1 + (K623489801 * tmp4) - (K900968867 * tmp10) -
+ (K222520933 * tmp7);
+ c_re(output[6 * ostride]) = tmp35 - tmp36;
+ c_re(output[ostride]) = tmp35 + tmp36;
+ {
+ fftw_real tmp38;
+ fftw_real tmp37;
+ fftw_real tmp34;
+ fftw_real tmp30;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp38 =
+ (K974927912 * tmp32) + (K433883739 * tmp31) -
+ (K781831482 * tmp33);
+ tmp37 =
+ tmp1 + (K623489801 * tmp7) - (K222520933 * tmp10) -
+ (K900968867 * tmp4);
+ c_re(output[4 * ostride]) = tmp37 - tmp38;
+ c_re(output[3 * ostride]) = tmp37 + tmp38;
+ tmp34 =
+ (K974927912 * tmp31) - (K781831482 * tmp32) -
+ (K433883739 * tmp33);
+ tmp30 =
+ tmp1 + (K623489801 * tmp10) - (K900968867 * tmp7) -
+ (K222520933 * tmp4);
+ c_re(output[5 * ostride]) = tmp30 - tmp34;
+ c_re(output[2 * ostride]) = tmp30 + tmp34;
+ }
+ c_im(output[0]) = tmp15 + tmp24 + tmp18 + tmp21;
+ tmp26 =
+ (K433883739 * tmp11) + (K974927912 * tmp12) -
+ (K781831482 * tmp13);
+ tmp27 =
+ tmp15 + (K623489801 * tmp24) - (K900968867 * tmp21) -
+ (K222520933 * tmp18);
+ c_im(output[3 * ostride]) = tmp26 + tmp27;
+ c_im(output[4 * ostride]) = tmp27 - tmp26;
+ {
+ fftw_real tmp14;
+ fftw_real tmp25;
+ fftw_real tmp28;
+ fftw_real tmp29;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp14 =
+ (K974927912 * tmp11) - (K781831482 * tmp12) -
+ (K433883739 * tmp13);
+ tmp25 =
+ tmp15 + (K623489801 * tmp18) - (K222520933 * tmp21) -
+ (K900968867 * tmp24);
+ c_im(output[2 * ostride]) = tmp14 + tmp25;
+ c_im(output[5 * ostride]) = tmp25 - tmp14;
+ tmp28 =
+ (K781831482 * tmp11) + (K974927912 * tmp13) +
+ (K433883739 * tmp12);
+ tmp29 =
+ tmp15 + (K623489801 * tmp21) - (K900968867 * tmp18) -
+ (K222520933 * tmp24);
+ c_im(output[ostride]) = tmp28 + tmp29;
+ c_im(output[6 * ostride]) = tmp29 - tmp28;
+ }
+ }
+}
+
+fftw_codelet_desc fftwi_no_twiddle_7_desc = {
+ "fftwi_no_twiddle_7",
+ (void (*)()) fftwi_no_twiddle_7,
+ 7,
+ FFTW_BACKWARD,
+ FFTW_NOTW,
+ 166,
+ 0,
+ (const int *) 0,
+};