diff options
Diffstat (limited to 'src/sndobj/rfftw/frc_14.c')
| -rw-r--r-- | src/sndobj/rfftw/frc_14.c | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/src/sndobj/rfftw/frc_14.c b/src/sndobj/rfftw/frc_14.c new file mode 100644 index 0000000..75b1dba --- /dev/null +++ b/src/sndobj/rfftw/frc_14.c @@ -0,0 +1,171 @@ +/*
+ * 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 20:43:58 EST 1999 */
+
+#include <fftw-int.h>
+#include <fftw.h>
+
+/* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -real2hc 14 */
+
+/*
+ * This function contains 62 FP additions, 36 FP multiplications,
+ * (or, 62 additions, 36 multiplications, 0 fused multiply/add),
+ * 22 stack variables, and 28 memory accesses
+ */
+static const fftw_real K900968867 = FFTW_KONST(+0.900968867902419126236102319507445051165919162);
+static const fftw_real K222520933 = FFTW_KONST(+0.222520933956314404288902564496794759466355569);
+static const fftw_real K623489801 = FFTW_KONST(+0.623489801858733530525004884004239810632274731);
+static const fftw_real K433883739 = FFTW_KONST(+0.433883739117558120475768332848358754609990728);
+static const fftw_real K974927912 = FFTW_KONST(+0.974927912181823607018131682993931217232785801);
+static const fftw_real K781831482 = FFTW_KONST(+0.781831482468029808708444526674057750232334519);
+
+/*
+ * Generator Id's :
+ * $Id: frc_14.c,v 1.1.1.1 2006/05/12 15:14:47 veplaini Exp $
+ * $Id: frc_14.c,v 1.1.1.1 2006/05/12 15:14:47 veplaini Exp $
+ * $Id: frc_14.c,v 1.1.1.1 2006/05/12 15:14:47 veplaini Exp $
+ */
+
+void fftw_real2hc_14(const fftw_real *input, fftw_real *real_output, fftw_real *imag_output, int istride, int real_ostride, int imag_ostride)
+{
+ fftw_real tmp3;
+ fftw_real tmp37;
+ fftw_real tmp6;
+ fftw_real tmp31;
+ fftw_real tmp23;
+ fftw_real tmp28;
+ fftw_real tmp20;
+ fftw_real tmp29;
+ fftw_real tmp13;
+ fftw_real tmp34;
+ fftw_real tmp9;
+ fftw_real tmp32;
+ fftw_real tmp16;
+ fftw_real tmp35;
+ fftw_real tmp1;
+ fftw_real tmp2;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp1 = input[0];
+ tmp2 = input[7 * istride];
+ tmp3 = tmp1 - tmp2;
+ tmp37 = tmp1 + tmp2;
+ {
+ fftw_real tmp4;
+ fftw_real tmp5;
+ fftw_real tmp21;
+ fftw_real tmp22;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp4 = input[4 * istride];
+ tmp5 = input[11 * istride];
+ tmp6 = tmp4 - tmp5;
+ tmp31 = tmp4 + tmp5;
+ tmp21 = input[12 * istride];
+ tmp22 = input[5 * istride];
+ tmp23 = tmp21 - tmp22;
+ tmp28 = tmp21 + tmp22;
+ }
+ {
+ fftw_real tmp18;
+ fftw_real tmp19;
+ fftw_real tmp11;
+ fftw_real tmp12;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp18 = input[2 * istride];
+ tmp19 = input[9 * istride];
+ tmp20 = tmp18 - tmp19;
+ tmp29 = tmp18 + tmp19;
+ tmp11 = input[6 * istride];
+ tmp12 = input[13 * istride];
+ tmp13 = tmp11 - tmp12;
+ tmp34 = tmp11 + tmp12;
+ }
+ {
+ fftw_real tmp7;
+ fftw_real tmp8;
+ fftw_real tmp14;
+ fftw_real tmp15;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp7 = input[10 * istride];
+ tmp8 = input[3 * istride];
+ tmp9 = tmp7 - tmp8;
+ tmp32 = tmp7 + tmp8;
+ tmp14 = input[8 * istride];
+ tmp15 = input[istride];
+ tmp16 = tmp14 - tmp15;
+ tmp35 = tmp14 + tmp15;
+ }
+ {
+ fftw_real tmp25;
+ fftw_real tmp27;
+ fftw_real tmp26;
+ fftw_real tmp10;
+ fftw_real tmp24;
+ fftw_real tmp17;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp25 = tmp23 - tmp20;
+ tmp27 = tmp16 - tmp13;
+ tmp26 = tmp9 - tmp6;
+ imag_output[imag_ostride] = (K781831482 * tmp25) + (K974927912 * tmp26) + (K433883739 * tmp27);
+ imag_output[5 * imag_ostride] = -((K974927912 * tmp25) - (K781831482 * tmp27) - (K433883739 * tmp26));
+ imag_output[3 * imag_ostride] = (K433883739 * tmp25) + (K974927912 * tmp27) - (K781831482 * tmp26);
+ tmp10 = tmp6 + tmp9;
+ tmp24 = tmp20 + tmp23;
+ tmp17 = tmp13 + tmp16;
+ real_output[3 * real_ostride] = tmp3 + (K623489801 * tmp10) - (K222520933 * tmp17) - (K900968867 * tmp24);
+ real_output[7 * real_ostride] = tmp3 + tmp24 + tmp10 + tmp17;
+ real_output[real_ostride] = tmp3 + (K623489801 * tmp24) - (K900968867 * tmp17) - (K222520933 * tmp10);
+ real_output[5 * real_ostride] = tmp3 + (K623489801 * tmp17) - (K900968867 * tmp10) - (K222520933 * tmp24);
+ }
+ {
+ fftw_real tmp30;
+ fftw_real tmp36;
+ fftw_real tmp33;
+ fftw_real tmp38;
+ fftw_real tmp40;
+ fftw_real tmp39;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp30 = tmp28 - tmp29;
+ tmp36 = tmp34 - tmp35;
+ tmp33 = tmp31 - tmp32;
+ imag_output[2 * imag_ostride] = (K974927912 * tmp30) + (K433883739 * tmp33) + (K781831482 * tmp36);
+ imag_output[6 * imag_ostride] = -((K781831482 * tmp30) - (K433883739 * tmp36) - (K974927912 * tmp33));
+ imag_output[4 * imag_ostride] = -((K433883739 * tmp30) + (K781831482 * tmp33) - (K974927912 * tmp36));
+ tmp38 = tmp29 + tmp28;
+ tmp40 = tmp31 + tmp32;
+ tmp39 = tmp34 + tmp35;
+ real_output[6 * real_ostride] = tmp37 + (K623489801 * tmp38) - (K900968867 * tmp39) - (K222520933 * tmp40);
+ real_output[2 * real_ostride] = tmp37 + (K623489801 * tmp39) - (K900968867 * tmp40) - (K222520933 * tmp38);
+ real_output[4 * real_ostride] = tmp37 + (K623489801 * tmp40) - (K222520933 * tmp39) - (K900968867 * tmp38);
+ real_output[0] = tmp37 + tmp38 + tmp40 + tmp39;
+ }
+}
+
+fftw_codelet_desc fftw_real2hc_14_desc =
+{
+ "fftw_real2hc_14",
+ (void (*)()) fftw_real2hc_14,
+ 14,
+ FFTW_FORWARD,
+ FFTW_REAL2HC,
+ 310,
+ 0,
+ (const int *) 0,
+};
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