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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_12.c
First commit - moving from LuaForge to SourceForge
Diffstat (limited to 'src/fftw/fni_12.c')
-rw-r--r--src/fftw/fni_12.c324
1 files changed, 324 insertions, 0 deletions
diff --git a/src/fftw/fni_12.c b/src/fftw/fni_12.c
new file mode 100644
index 0000000..889391b
--- /dev/null
+++ b/src/fftw/fni_12.c
@@ -0,0 +1,324 @@
+/*
+ * 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 02:06:36 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 12 */
+
+/*
+ * This function contains 96 FP additions, 16 FP multiplications,
+ * (or, 88 additions, 8 multiplications, 8 fused multiply/add),
+ * 40 stack variables, and 48 memory accesses
+ */
+static const fftw_real K866025403 =
+FFTW_KONST(+0.866025403784438646763723170752936183471402627);
+static const fftw_real K500000000 =
+FFTW_KONST(+0.500000000000000000000000000000000000000000000);
+
+/*
+ * Generator Id's :
+ * $Id: fni_12.c,v 1.1 2008/10/17 06:13:18 scuri Exp $
+ * $Id: fni_12.c,v 1.1 2008/10/17 06:13:18 scuri Exp $
+ * $Id: fni_12.c,v 1.1 2008/10/17 06:13:18 scuri Exp $
+ */
+
+void fftwi_no_twiddle_12(const fftw_complex *input, fftw_complex *output,
+ int istride, int ostride)
+{
+ fftw_real tmp5;
+ fftw_real tmp35;
+ fftw_real tmp57;
+ fftw_real tmp27;
+ fftw_real tmp58;
+ fftw_real tmp36;
+ fftw_real tmp10;
+ fftw_real tmp38;
+ fftw_real tmp60;
+ fftw_real tmp32;
+ fftw_real tmp61;
+ fftw_real tmp39;
+ fftw_real tmp16;
+ fftw_real tmp82;
+ fftw_real tmp42;
+ fftw_real tmp47;
+ fftw_real tmp76;
+ fftw_real tmp83;
+ fftw_real tmp21;
+ fftw_real tmp85;
+ fftw_real tmp49;
+ fftw_real tmp54;
+ fftw_real tmp77;
+ fftw_real tmp86;
+ ASSERT_ALIGNED_DOUBLE;
+ {
+ fftw_real tmp1;
+ fftw_real tmp2;
+ fftw_real tmp3;
+ fftw_real tmp4;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp1 = c_re(input[0]);
+ tmp2 = c_re(input[4 * istride]);
+ tmp3 = c_re(input[8 * istride]);
+ tmp4 = tmp2 + tmp3;
+ tmp5 = tmp1 + tmp4;
+ tmp35 = tmp1 - (K500000000 * tmp4);
+ tmp57 = K866025403 * (tmp2 - tmp3);
+ }
+ {
+ fftw_real tmp23;
+ fftw_real tmp24;
+ fftw_real tmp25;
+ fftw_real tmp26;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp23 = c_im(input[0]);
+ tmp24 = c_im(input[4 * istride]);
+ tmp25 = c_im(input[8 * istride]);
+ tmp26 = tmp24 + tmp25;
+ tmp27 = tmp23 + tmp26;
+ tmp58 = tmp23 - (K500000000 * tmp26);
+ tmp36 = K866025403 * (tmp25 - tmp24);
+ }
+ {
+ fftw_real tmp6;
+ fftw_real tmp7;
+ fftw_real tmp8;
+ fftw_real tmp9;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp6 = c_re(input[6 * istride]);
+ tmp7 = c_re(input[10 * istride]);
+ tmp8 = c_re(input[2 * istride]);
+ tmp9 = tmp7 + tmp8;
+ tmp10 = tmp6 + tmp9;
+ tmp38 = tmp6 - (K500000000 * tmp9);
+ tmp60 = K866025403 * (tmp7 - tmp8);
+ }
+ {
+ fftw_real tmp28;
+ fftw_real tmp29;
+ fftw_real tmp30;
+ fftw_real tmp31;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp28 = c_im(input[6 * istride]);
+ tmp29 = c_im(input[10 * istride]);
+ tmp30 = c_im(input[2 * istride]);
+ tmp31 = tmp29 + tmp30;
+ tmp32 = tmp28 + tmp31;
+ tmp61 = tmp28 - (K500000000 * tmp31);
+ tmp39 = K866025403 * (tmp30 - tmp29);
+ }
+ {
+ fftw_real tmp12;
+ fftw_real tmp13;
+ fftw_real tmp14;
+ fftw_real tmp15;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp12 = c_re(input[3 * istride]);
+ tmp13 = c_re(input[7 * istride]);
+ tmp14 = c_re(input[11 * istride]);
+ tmp15 = tmp13 + tmp14;
+ tmp16 = tmp12 + tmp15;
+ tmp82 = tmp12 - (K500000000 * tmp15);
+ tmp42 = K866025403 * (tmp13 - tmp14);
+ }
+ {
+ fftw_real tmp43;
+ fftw_real tmp44;
+ fftw_real tmp45;
+ fftw_real tmp46;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp43 = c_im(input[3 * istride]);
+ tmp44 = c_im(input[7 * istride]);
+ tmp45 = c_im(input[11 * istride]);
+ tmp46 = tmp44 + tmp45;
+ tmp47 = tmp43 - (K500000000 * tmp46);
+ tmp76 = tmp43 + tmp46;
+ tmp83 = K866025403 * (tmp45 - tmp44);
+ }
+ {
+ fftw_real tmp17;
+ fftw_real tmp18;
+ fftw_real tmp19;
+ fftw_real tmp20;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp17 = c_re(input[9 * istride]);
+ tmp18 = c_re(input[istride]);
+ tmp19 = c_re(input[5 * istride]);
+ tmp20 = tmp18 + tmp19;
+ tmp21 = tmp17 + tmp20;
+ tmp85 = tmp17 - (K500000000 * tmp20);
+ tmp49 = K866025403 * (tmp18 - tmp19);
+ }
+ {
+ fftw_real tmp50;
+ fftw_real tmp51;
+ fftw_real tmp52;
+ fftw_real tmp53;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp50 = c_im(input[9 * istride]);
+ tmp51 = c_im(input[istride]);
+ tmp52 = c_im(input[5 * istride]);
+ tmp53 = tmp51 + tmp52;
+ tmp54 = tmp50 - (K500000000 * tmp53);
+ tmp77 = tmp50 + tmp53;
+ tmp86 = K866025403 * (tmp52 - tmp51);
+ }
+ {
+ fftw_real tmp11;
+ fftw_real tmp22;
+ fftw_real tmp33;
+ fftw_real tmp34;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp11 = tmp5 + tmp10;
+ tmp22 = tmp16 + tmp21;
+ c_re(output[6 * ostride]) = tmp11 - tmp22;
+ c_re(output[0]) = tmp11 + tmp22;
+ {
+ fftw_real tmp75;
+ fftw_real tmp78;
+ fftw_real tmp79;
+ fftw_real tmp80;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp75 = tmp5 - tmp10;
+ tmp78 = tmp76 - tmp77;
+ c_re(output[9 * ostride]) = tmp75 - tmp78;
+ c_re(output[3 * ostride]) = tmp75 + tmp78;
+ tmp79 = tmp27 + tmp32;
+ tmp80 = tmp76 + tmp77;
+ c_im(output[6 * ostride]) = tmp79 - tmp80;
+ c_im(output[0]) = tmp79 + tmp80;
+ }
+ tmp33 = tmp27 - tmp32;
+ tmp34 = tmp16 - tmp21;
+ c_im(output[3 * ostride]) = tmp33 - tmp34;
+ c_im(output[9 * ostride]) = tmp34 + tmp33;
+ {
+ fftw_real tmp67;
+ fftw_real tmp89;
+ fftw_real tmp88;
+ fftw_real tmp90;
+ fftw_real tmp70;
+ fftw_real tmp74;
+ fftw_real tmp73;
+ fftw_real tmp81;
+ ASSERT_ALIGNED_DOUBLE;
+ {
+ fftw_real tmp65;
+ fftw_real tmp66;
+ fftw_real tmp84;
+ fftw_real tmp87;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp65 = tmp35 - tmp36;
+ tmp66 = tmp38 - tmp39;
+ tmp67 = tmp65 - tmp66;
+ tmp89 = tmp65 + tmp66;
+ tmp84 = tmp82 - tmp83;
+ tmp87 = tmp85 - tmp86;
+ tmp88 = tmp84 - tmp87;
+ tmp90 = tmp84 + tmp87;
+ }
+ {
+ fftw_real tmp68;
+ fftw_real tmp69;
+ fftw_real tmp71;
+ fftw_real tmp72;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp68 = tmp47 - tmp42;
+ tmp69 = tmp54 - tmp49;
+ tmp70 = tmp68 - tmp69;
+ tmp74 = tmp68 + tmp69;
+ tmp71 = tmp58 - tmp57;
+ tmp72 = tmp61 - tmp60;
+ tmp73 = tmp71 + tmp72;
+ tmp81 = tmp71 - tmp72;
+ }
+ c_re(output[5 * ostride]) = tmp67 - tmp70;
+ c_re(output[11 * ostride]) = tmp67 + tmp70;
+ c_im(output[2 * ostride]) = tmp73 - tmp74;
+ c_im(output[8 * ostride]) = tmp73 + tmp74;
+ c_im(output[11 * ostride]) = tmp81 - tmp88;
+ c_im(output[5 * ostride]) = tmp81 + tmp88;
+ c_re(output[2 * ostride]) = tmp89 - tmp90;
+ c_re(output[8 * ostride]) = tmp89 + tmp90;
+ }
+ {
+ fftw_real tmp41;
+ fftw_real tmp95;
+ fftw_real tmp94;
+ fftw_real tmp96;
+ fftw_real tmp56;
+ fftw_real tmp64;
+ fftw_real tmp63;
+ fftw_real tmp91;
+ ASSERT_ALIGNED_DOUBLE;
+ {
+ fftw_real tmp37;
+ fftw_real tmp40;
+ fftw_real tmp92;
+ fftw_real tmp93;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp37 = tmp35 + tmp36;
+ tmp40 = tmp38 + tmp39;
+ tmp41 = tmp37 - tmp40;
+ tmp95 = tmp37 + tmp40;
+ tmp92 = tmp82 + tmp83;
+ tmp93 = tmp85 + tmp86;
+ tmp94 = tmp92 - tmp93;
+ tmp96 = tmp92 + tmp93;
+ }
+ {
+ fftw_real tmp48;
+ fftw_real tmp55;
+ fftw_real tmp59;
+ fftw_real tmp62;
+ ASSERT_ALIGNED_DOUBLE;
+ tmp48 = tmp42 + tmp47;
+ tmp55 = tmp49 + tmp54;
+ tmp56 = tmp48 - tmp55;
+ tmp64 = tmp48 + tmp55;
+ tmp59 = tmp57 + tmp58;
+ tmp62 = tmp60 + tmp61;
+ tmp63 = tmp59 + tmp62;
+ tmp91 = tmp59 - tmp62;
+ }
+ c_re(output[ostride]) = tmp41 - tmp56;
+ c_re(output[7 * ostride]) = tmp41 + tmp56;
+ c_im(output[10 * ostride]) = tmp63 - tmp64;
+ c_im(output[4 * ostride]) = tmp63 + tmp64;
+ c_im(output[7 * ostride]) = tmp91 - tmp94;
+ c_im(output[ostride]) = tmp91 + tmp94;
+ c_re(output[10 * ostride]) = tmp95 - tmp96;
+ c_re(output[4 * ostride]) = tmp95 + tmp96;
+ }
+ }
+}
+
+fftw_codelet_desc fftwi_no_twiddle_12_desc = {
+ "fftwi_no_twiddle_12",
+ (void (*)()) fftwi_no_twiddle_12,
+ 12,
+ FFTW_BACKWARD,
+ FFTW_NOTW,
+ 276,
+ 0,
+ (const int *) 0,
+};