diff options
Diffstat (limited to 'src/sndobj/rfftw/frc_13.c')
| -rw-r--r-- | src/sndobj/rfftw/frc_13.c | 271 |
1 files changed, 271 insertions, 0 deletions
diff --git a/src/sndobj/rfftw/frc_13.c b/src/sndobj/rfftw/frc_13.c new file mode 100644 index 0000000..270372f --- /dev/null +++ b/src/sndobj/rfftw/frc_13.c @@ -0,0 +1,271 @@ +/*
+ * 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 20:43:56 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 13 */
+
+/*
+ * This function contains 76 FP additions, 34 FP multiplications,
+ * (or, 57 additions, 15 multiplications, 19 fused multiply/add),
+ * 34 stack variables, and 26 memory accesses
+ */
+static const fftw_real K083333333 = FFTW_KONST(+0.083333333333333333333333333333333333333333333);
+static const fftw_real K075902986 = FFTW_KONST(+0.075902986037193865983102897245103540356428373);
+static const fftw_real K251768516 = FFTW_KONST(+0.251768516431883313623436926934233488546674281);
+static const fftw_real K503537032 = FFTW_KONST(+0.503537032863766627246873853868466977093348562);
+static const fftw_real K113854479 = FFTW_KONST(+0.113854479055790798974654345867655310534642560);
+static const fftw_real K265966249 = FFTW_KONST(+0.265966249214837287587521063842185948798330267);
+static const fftw_real K387390585 = FFTW_KONST(+0.387390585467617292130675966426762851778775217);
+static const fftw_real K300462606 = FFTW_KONST(+0.300462606288665774426601772289207995520941381);
+static const fftw_real K258260390 = FFTW_KONST(+0.258260390311744861420450644284508567852516811);
+static const fftw_real K132983124 = FFTW_KONST(+0.132983124607418643793760531921092974399165133);
+static const fftw_real K2_000000000 = FFTW_KONST(+2.000000000000000000000000000000000000000000000);
+static const fftw_real K1_732050807 = FFTW_KONST(+1.732050807568877293527446341505872366942805254);
+static const fftw_real K156891391 = FFTW_KONST(+0.156891391051584611046832726756003269660212636);
+static const fftw_real K256247671 = FFTW_KONST(+0.256247671582936600958684654061725059144125175);
+static const fftw_real K011599105 = FFTW_KONST(+0.011599105605768290721655456654083252189827041);
+static const fftw_real K300238635 = FFTW_KONST(+0.300238635966332641462884626667381504676006424);
+static const fftw_real K174138601 = FFTW_KONST(+0.174138601152135905005660794929264742616964676);
+static const fftw_real K575140729 = FFTW_KONST(+0.575140729474003121368385547455453388461001608);
+static const fftw_real K866025403 = FFTW_KONST(+0.866025403784438646763723170752936183471402627);
+static const fftw_real K500000000 = FFTW_KONST(+0.500000000000000000000000000000000000000000000);
+
+/*
+ * Generator Id's :
+ * $Id: frc_13.c,v 1.1.1.1 2006/05/12 15:14:45 veplaini Exp $
+ * $Id: frc_13.c,v 1.1.1.1 2006/05/12 15:14:45 veplaini Exp $
+ * $Id: frc_13.c,v 1.1.1.1 2006/05/12 15:14:45 veplaini Exp $
+ */
+
+void fftw_real2hc_13(const fftw_real *input, fftw_real *real_output, fftw_real *imag_output, int istride, int real_ostride, int imag_ostride)
+{
+ fftw_real tmp65;
+ fftw_real tmp11;
+ fftw_real tmp28;
+ fftw_real tmp37;
+ fftw_real tmp51;
+ fftw_real tmp62;
+ fftw_real tmp22;
+ fftw_real tmp58;
+ fftw_real tmp59;
+ fftw_real tmp66;
+ fftw_real tmp56;
+ fftw_real tmp63;
+ fftw_real tmp35;
+ fftw_real tmp38;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp65 = input[0];
+ {
+ fftw_real tmp3;
+ fftw_real tmp53;
+ fftw_real tmp21;
+ fftw_real tmp30;
+ fftw_real tmp26;
+ fftw_real tmp16;
+ fftw_real tmp29;
+ fftw_real tmp25;
+ fftw_real tmp6;
+ fftw_real tmp32;
+ fftw_real tmp9;
+ fftw_real tmp33;
+ fftw_real tmp10;
+ fftw_real tmp54;
+ fftw_real tmp1;
+ fftw_real tmp2;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp1 = input[8 * istride];
+ tmp2 = input[5 * istride];
+ tmp3 = tmp1 - tmp2;
+ tmp53 = tmp1 + tmp2;
+ {
+ fftw_real tmp17;
+ fftw_real tmp18;
+ fftw_real tmp19;
+ fftw_real tmp20;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp17 = input[12 * istride];
+ tmp18 = input[4 * istride];
+ tmp19 = input[10 * istride];
+ tmp20 = tmp18 + tmp19;
+ tmp21 = tmp17 + tmp20;
+ tmp30 = tmp17 - (K500000000 * tmp20);
+ tmp26 = tmp18 - tmp19;
+ }
+ {
+ fftw_real tmp12;
+ fftw_real tmp13;
+ fftw_real tmp14;
+ fftw_real tmp15;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp12 = input[istride];
+ tmp13 = input[3 * istride];
+ tmp14 = input[9 * istride];
+ tmp15 = tmp13 + tmp14;
+ tmp16 = tmp12 + tmp15;
+ tmp29 = tmp12 - (K500000000 * tmp15);
+ tmp25 = tmp13 - tmp14;
+ }
+ {
+ fftw_real tmp4;
+ fftw_real tmp5;
+ fftw_real tmp7;
+ fftw_real tmp8;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp4 = input[6 * istride];
+ tmp5 = input[11 * istride];
+ tmp6 = tmp4 - tmp5;
+ tmp32 = tmp4 + tmp5;
+ tmp7 = input[2 * istride];
+ tmp8 = input[7 * istride];
+ tmp9 = tmp7 - tmp8;
+ tmp33 = tmp7 + tmp8;
+ }
+ tmp10 = tmp6 + tmp9;
+ tmp54 = tmp32 + tmp33;
+ tmp11 = tmp3 - tmp10;
+ {
+ fftw_real tmp24;
+ fftw_real tmp27;
+ fftw_real tmp49;
+ fftw_real tmp50;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp24 = tmp3 + (K500000000 * tmp10);
+ tmp27 = K866025403 * (tmp25 + tmp26);
+ tmp28 = tmp24 - tmp27;
+ tmp37 = tmp27 + tmp24;
+ tmp49 = tmp9 - tmp6;
+ tmp50 = tmp25 - tmp26;
+ tmp51 = tmp49 - tmp50;
+ tmp62 = tmp50 + tmp49;
+ }
+ tmp22 = tmp16 - tmp21;
+ tmp58 = tmp16 + tmp21;
+ tmp59 = tmp53 + tmp54;
+ tmp66 = tmp58 + tmp59;
+ {
+ fftw_real tmp52;
+ fftw_real tmp55;
+ fftw_real tmp31;
+ fftw_real tmp34;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp52 = tmp29 + tmp30;
+ tmp55 = tmp53 - (K500000000 * tmp54);
+ tmp56 = tmp52 - tmp55;
+ tmp63 = tmp52 + tmp55;
+ tmp31 = tmp29 - tmp30;
+ tmp34 = K866025403 * (tmp32 - tmp33);
+ tmp35 = tmp31 + tmp34;
+ tmp38 = tmp31 - tmp34;
+ }
+ }
+ real_output[0] = tmp65 + tmp66;
+ {
+ fftw_real tmp23;
+ fftw_real tmp45;
+ fftw_real tmp40;
+ fftw_real tmp48;
+ fftw_real tmp44;
+ fftw_real tmp46;
+ fftw_real tmp41;
+ fftw_real tmp47;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp23 = (K575140729 * tmp11) - (K174138601 * tmp22);
+ tmp45 = (K575140729 * tmp22) + (K174138601 * tmp11);
+ {
+ fftw_real tmp36;
+ fftw_real tmp39;
+ fftw_real tmp42;
+ fftw_real tmp43;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp36 = (K300238635 * tmp28) + (K011599105 * tmp35);
+ tmp39 = (K256247671 * tmp37) + (K156891391 * tmp38);
+ tmp40 = tmp36 - tmp39;
+ tmp48 = K1_732050807 * (tmp39 + tmp36);
+ tmp42 = (K300238635 * tmp35) - (K011599105 * tmp28);
+ tmp43 = (K156891391 * tmp37) - (K256247671 * tmp38);
+ tmp44 = K1_732050807 * (tmp42 - tmp43);
+ tmp46 = tmp43 + tmp42;
+ }
+ imag_output[imag_ostride] = tmp23 + (K2_000000000 * tmp40);
+ tmp41 = tmp23 - tmp40;
+ imag_output[3 * imag_ostride] = tmp41 - tmp44;
+ imag_output[4 * imag_ostride] = -(tmp41 + tmp44);
+ imag_output[5 * imag_ostride] = -(tmp45 + (K2_000000000 * tmp46));
+ tmp47 = tmp46 - tmp45;
+ imag_output[2 * imag_ostride] = tmp47 - tmp48;
+ imag_output[6 * imag_ostride] = tmp48 + tmp47;
+ }
+ {
+ fftw_real tmp61;
+ fftw_real tmp70;
+ fftw_real tmp74;
+ fftw_real tmp76;
+ fftw_real tmp68;
+ fftw_real tmp69;
+ fftw_real tmp57;
+ fftw_real tmp60;
+ fftw_real tmp71;
+ fftw_real tmp75;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp57 = (K132983124 * tmp51) + (K258260390 * tmp56);
+ tmp60 = K300462606 * (tmp58 - tmp59);
+ tmp61 = (K2_000000000 * tmp57) + tmp60;
+ tmp70 = tmp60 - tmp57;
+ {
+ fftw_real tmp72;
+ fftw_real tmp73;
+ fftw_real tmp64;
+ fftw_real tmp67;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp72 = (K387390585 * tmp51) - (K265966249 * tmp56);
+ tmp73 = (K113854479 * tmp62) - (K503537032 * tmp63);
+ tmp74 = tmp72 + tmp73;
+ tmp76 = tmp73 - tmp72;
+ tmp64 = (K251768516 * tmp62) + (K075902986 * tmp63);
+ tmp67 = tmp65 - (K083333333 * tmp66);
+ tmp68 = (K2_000000000 * tmp64) + tmp67;
+ tmp69 = tmp67 - tmp64;
+ }
+ real_output[real_ostride] = tmp61 + tmp68;
+ real_output[5 * real_ostride] = tmp68 - tmp61;
+ tmp71 = tmp69 - tmp70;
+ real_output[2 * real_ostride] = tmp71 - tmp74;
+ real_output[6 * real_ostride] = tmp74 + tmp71;
+ tmp75 = tmp70 + tmp69;
+ real_output[3 * real_ostride] = tmp75 - tmp76;
+ real_output[4 * real_ostride] = tmp76 + tmp75;
+ }
+}
+
+fftw_codelet_desc fftw_real2hc_13_desc =
+{
+ "fftw_real2hc_13",
+ (void (*)()) fftw_real2hc_13,
+ 13,
+ FFTW_FORWARD,
+ FFTW_REAL2HC,
+ 288,
+ 0,
+ (const int *) 0,
+};
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