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/*
* 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 Tue May 18 13:54:51 EDT 1999 */
#include <fftw-int.h>
#include <fftw.h>
/* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -notwiddleinv 13 */
/*
* This function contains 176 FP additions, 68 FP multiplications,
* (or, 138 additions, 30 multiplications, 38 fused multiply/add),
* 50 stack variables, and 52 memory accesses
*/
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 K300238635 = FFTW_KONST(+0.300238635966332641462884626667381504676006424);
static const fftw_real K011599105 = FFTW_KONST(+0.011599105605768290721655456654083252189827041);
static const fftw_real K174138601 = FFTW_KONST(+0.174138601152135905005660794929264742616964676);
static const fftw_real K575140729 = FFTW_KONST(+0.575140729474003121368385547455453388461001608);
static const fftw_real K2_000000000 = FFTW_KONST(+2.000000000000000000000000000000000000000000000);
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 K258260390 = FFTW_KONST(+0.258260390311744861420450644284508567852516811);
static const fftw_real K132983124 = FFTW_KONST(+0.132983124607418643793760531921092974399165133);
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 K866025403 = FFTW_KONST(+0.866025403784438646763723170752936183471402627);
static const fftw_real K300462606 = FFTW_KONST(+0.300462606288665774426601772289207995520941381);
static const fftw_real K500000000 = FFTW_KONST(+0.500000000000000000000000000000000000000000000);
/*
* Generator Id's :
* $Id: fni_13.c,v 1.2 2003-03-24 11:14:51 pj Exp $
* $Id: fni_13.c,v 1.2 2003-03-24 11:14:51 pj Exp $
* $Id: fni_13.c,v 1.2 2003-03-24 11:14:51 pj Exp $
*/
void fftwi_no_twiddle_13(const fftw_complex *input, fftw_complex *output, int istride, int ostride)
{
fftw_real tmp1;
fftw_real tmp88;
fftw_real tmp25;
fftw_real tmp24;
fftw_real tmp126;
fftw_real tmp124;
fftw_real tmp129;
fftw_real tmp30;
fftw_real tmp36;
fftw_real tmp43;
fftw_real tmp121;
fftw_real tmp128;
fftw_real tmp41;
fftw_real tmp44;
fftw_real tmp136;
fftw_real tmp144;
fftw_real tmp146;
fftw_real tmp77;
fftw_real tmp86;
fftw_real tmp137;
fftw_real tmp83;
fftw_real tmp89;
fftw_real tmp70;
fftw_real tmp85;
fftw_real tmp141;
fftw_real tmp147;
ASSERT_ALIGNED_DOUBLE();
tmp1 = c_re(input[0]);
tmp88 = c_im(input[0]);
{
fftw_real tmp15;
fftw_real tmp26;
fftw_real tmp18;
fftw_real tmp27;
fftw_real tmp21;
fftw_real tmp28;
fftw_real tmp22;
fftw_real tmp29;
fftw_real tmp6;
fftw_real tmp37;
fftw_real tmp32;
fftw_real tmp11;
fftw_real tmp38;
fftw_real tmp33;
fftw_real tmp13;
fftw_real tmp14;
fftw_real tmp34;
fftw_real tmp35;
ASSERT_ALIGNED_DOUBLE();
tmp13 = c_re(input[8 * istride]);
tmp14 = c_re(input[5 * istride]);
tmp15 = tmp13 + tmp14;
tmp26 = tmp13 - tmp14;
{
fftw_real tmp16;
fftw_real tmp17;
fftw_real tmp19;
fftw_real tmp20;
ASSERT_ALIGNED_DOUBLE();
tmp16 = c_re(input[6 * istride]);
tmp17 = c_re(input[11 * istride]);
tmp18 = tmp16 + tmp17;
tmp27 = tmp16 - tmp17;
tmp19 = c_re(input[2 * istride]);
tmp20 = c_re(input[7 * istride]);
tmp21 = tmp19 + tmp20;
tmp28 = tmp19 - tmp20;
}
tmp22 = tmp18 + tmp21;
tmp29 = tmp27 + tmp28;
{
fftw_real tmp2;
fftw_real tmp3;
fftw_real tmp4;
fftw_real tmp5;
ASSERT_ALIGNED_DOUBLE();
tmp2 = c_re(input[istride]);
tmp3 = c_re(input[3 * istride]);
tmp4 = c_re(input[9 * istride]);
tmp5 = tmp3 + tmp4;
tmp6 = tmp2 + tmp5;
tmp37 = tmp2 - (K500000000 * tmp5);
tmp32 = tmp3 - tmp4;
}
{
fftw_real tmp7;
fftw_real tmp8;
fftw_real tmp9;
fftw_real tmp10;
ASSERT_ALIGNED_DOUBLE();
tmp7 = c_re(input[12 * istride]);
tmp8 = c_re(input[4 * istride]);
tmp9 = c_re(input[10 * istride]);
tmp10 = tmp8 + tmp9;
tmp11 = tmp7 + tmp10;
tmp38 = tmp7 - (K500000000 * tmp10);
tmp33 = tmp8 - tmp9;
}
tmp25 = tmp6 - tmp11;
{
fftw_real tmp12;
fftw_real tmp23;
fftw_real tmp122;
fftw_real tmp123;
ASSERT_ALIGNED_DOUBLE();
tmp12 = tmp6 + tmp11;
tmp23 = tmp15 + tmp22;
tmp24 = tmp12 + tmp23;
tmp126 = K300462606 * (tmp12 - tmp23);
tmp122 = tmp37 + tmp38;
tmp123 = tmp15 - (K500000000 * tmp22);
tmp124 = tmp122 - tmp123;
tmp129 = tmp122 + tmp123;
}
tmp30 = tmp26 - tmp29;
tmp34 = K866025403 * (tmp32 + tmp33);
tmp35 = tmp26 + (K500000000 * tmp29);
tmp36 = tmp34 + tmp35;
tmp43 = tmp35 - tmp34;
{
fftw_real tmp119;
fftw_real tmp120;
fftw_real tmp39;
fftw_real tmp40;
ASSERT_ALIGNED_DOUBLE();
tmp119 = tmp28 - tmp27;
tmp120 = tmp32 - tmp33;
tmp121 = tmp119 - tmp120;
tmp128 = tmp120 + tmp119;
tmp39 = tmp37 - tmp38;
tmp40 = K866025403 * (tmp18 - tmp21);
tmp41 = tmp39 - tmp40;
tmp44 = tmp39 + tmp40;
}
}
{
fftw_real tmp61;
fftw_real tmp134;
fftw_real tmp64;
fftw_real tmp71;
fftw_real tmp67;
fftw_real tmp72;
fftw_real tmp68;
fftw_real tmp135;
fftw_real tmp52;
fftw_real tmp79;
fftw_real tmp75;
fftw_real tmp57;
fftw_real tmp80;
fftw_real tmp74;
fftw_real tmp59;
fftw_real tmp60;
fftw_real tmp81;
fftw_real tmp82;
ASSERT_ALIGNED_DOUBLE();
tmp59 = c_im(input[8 * istride]);
tmp60 = c_im(input[5 * istride]);
tmp61 = tmp59 + tmp60;
tmp134 = tmp59 - tmp60;
{
fftw_real tmp62;
fftw_real tmp63;
fftw_real tmp65;
fftw_real tmp66;
ASSERT_ALIGNED_DOUBLE();
tmp62 = c_im(input[6 * istride]);
tmp63 = c_im(input[11 * istride]);
tmp64 = tmp62 + tmp63;
tmp71 = tmp62 - tmp63;
tmp65 = c_im(input[2 * istride]);
tmp66 = c_im(input[7 * istride]);
tmp67 = tmp65 + tmp66;
tmp72 = tmp65 - tmp66;
}
tmp68 = tmp64 + tmp67;
tmp135 = tmp71 + tmp72;
{
fftw_real tmp48;
fftw_real tmp49;
fftw_real tmp50;
fftw_real tmp51;
ASSERT_ALIGNED_DOUBLE();
tmp48 = c_im(input[istride]);
tmp49 = c_im(input[3 * istride]);
tmp50 = c_im(input[9 * istride]);
tmp51 = tmp49 + tmp50;
tmp52 = tmp48 - (K500000000 * tmp51);
tmp79 = tmp48 + tmp51;
tmp75 = tmp49 - tmp50;
}
{
fftw_real tmp53;
fftw_real tmp54;
fftw_real tmp55;
fftw_real tmp56;
ASSERT_ALIGNED_DOUBLE();
tmp53 = c_im(input[12 * istride]);
tmp54 = c_im(input[4 * istride]);
tmp55 = c_im(input[10 * istride]);
tmp56 = tmp54 + tmp55;
tmp57 = tmp53 - (K500000000 * tmp56);
tmp80 = tmp53 + tmp56;
tmp74 = tmp54 - tmp55;
}
tmp136 = tmp134 - tmp135;
{
fftw_real tmp142;
fftw_real tmp143;
fftw_real tmp73;
fftw_real tmp76;
ASSERT_ALIGNED_DOUBLE();
tmp142 = K866025403 * (tmp75 + tmp74);
tmp143 = tmp134 + (K500000000 * tmp135);
tmp144 = tmp142 - tmp143;
tmp146 = tmp142 + tmp143;
tmp73 = tmp71 - tmp72;
tmp76 = tmp74 - tmp75;
tmp77 = tmp73 - tmp76;
tmp86 = tmp76 + tmp73;
}
tmp137 = tmp79 - tmp80;
tmp81 = tmp79 + tmp80;
tmp82 = tmp61 + tmp68;
tmp83 = K300462606 * (tmp81 - tmp82);
tmp89 = tmp81 + tmp82;
{
fftw_real tmp58;
fftw_real tmp69;
fftw_real tmp139;
fftw_real tmp140;
ASSERT_ALIGNED_DOUBLE();
tmp58 = tmp52 + tmp57;
tmp69 = tmp61 - (K500000000 * tmp68);
tmp70 = tmp58 - tmp69;
tmp85 = tmp58 + tmp69;
tmp139 = tmp52 - tmp57;
tmp140 = K866025403 * (tmp67 - tmp64);
tmp141 = tmp139 - tmp140;
tmp147 = tmp139 + tmp140;
}
}
c_re(output[0]) = tmp1 + tmp24;
{
fftw_real tmp164;
fftw_real tmp172;
fftw_real tmp127;
fftw_real tmp169;
fftw_real tmp159;
fftw_real tmp132;
fftw_real tmp138;
fftw_real tmp149;
fftw_real tmp160;
fftw_real tmp170;
fftw_real tmp152;
fftw_real tmp155;
fftw_real tmp165;
fftw_real tmp173;
fftw_real tmp162;
fftw_real tmp163;
ASSERT_ALIGNED_DOUBLE();
tmp162 = (K387390585 * tmp121) - (K265966249 * tmp124);
tmp163 = (K113854479 * tmp128) - (K503537032 * tmp129);
tmp164 = tmp162 + tmp163;
tmp172 = tmp163 - tmp162;
{
fftw_real tmp125;
fftw_real tmp158;
fftw_real tmp130;
fftw_real tmp131;
fftw_real tmp157;
ASSERT_ALIGNED_DOUBLE();
tmp125 = (K132983124 * tmp121) + (K258260390 * tmp124);
tmp158 = tmp126 - tmp125;
tmp130 = (K251768516 * tmp128) + (K075902986 * tmp129);
tmp131 = tmp1 - (K083333333 * tmp24);
tmp157 = tmp131 - tmp130;
tmp127 = (K2_000000000 * tmp125) + tmp126;
tmp169 = tmp158 + tmp157;
tmp159 = tmp157 - tmp158;
tmp132 = (K2_000000000 * tmp130) + tmp131;
}
{
fftw_real tmp145;
fftw_real tmp148;
fftw_real tmp153;
fftw_real tmp154;
ASSERT_ALIGNED_DOUBLE();
tmp138 = (K575140729 * tmp136) - (K174138601 * tmp137);
tmp145 = (K011599105 * tmp141) - (K300238635 * tmp144);
tmp148 = (K256247671 * tmp146) + (K156891391 * tmp147);
tmp149 = tmp145 - tmp148;
tmp160 = K1_732050807 * (tmp145 + tmp148);
tmp170 = tmp138 - tmp149;
tmp152 = (K575140729 * tmp137) + (K174138601 * tmp136);
tmp153 = (K256247671 * tmp147) - (K156891391 * tmp146);
tmp154 = (K011599105 * tmp144) + (K300238635 * tmp141);
tmp155 = tmp153 - tmp154;
tmp165 = tmp152 + tmp155;
tmp173 = K1_732050807 * (tmp154 + tmp153);
}
{
fftw_real tmp133;
fftw_real tmp150;
fftw_real tmp167;
fftw_real tmp168;
ASSERT_ALIGNED_DOUBLE();
tmp133 = tmp127 + tmp132;
tmp150 = tmp138 + (K2_000000000 * tmp149);
c_re(output[12 * ostride]) = tmp133 - tmp150;
c_re(output[ostride]) = tmp133 + tmp150;
{
fftw_real tmp151;
fftw_real tmp156;
fftw_real tmp161;
fftw_real tmp166;
ASSERT_ALIGNED_DOUBLE();
tmp151 = tmp132 - tmp127;
tmp156 = tmp152 - (K2_000000000 * tmp155);
c_re(output[5 * ostride]) = tmp151 - tmp156;
c_re(output[8 * ostride]) = tmp151 + tmp156;
tmp161 = tmp159 - tmp160;
tmp166 = tmp164 + tmp165;
c_re(output[2 * ostride]) = tmp161 - tmp166;
c_re(output[7 * ostride]) = tmp161 + tmp166;
}
tmp167 = tmp159 + tmp160;
tmp168 = tmp165 - tmp164;
c_re(output[6 * ostride]) = tmp167 - tmp168;
c_re(output[11 * ostride]) = tmp167 + tmp168;
{
fftw_real tmp175;
fftw_real tmp176;
fftw_real tmp171;
fftw_real tmp174;
ASSERT_ALIGNED_DOUBLE();
tmp175 = tmp169 - tmp170;
tmp176 = tmp173 - tmp172;
c_re(output[4 * ostride]) = tmp175 - tmp176;
c_re(output[10 * ostride]) = tmp175 + tmp176;
tmp171 = tmp169 + tmp170;
tmp174 = tmp172 + tmp173;
c_re(output[3 * ostride]) = tmp171 - tmp174;
c_re(output[9 * ostride]) = tmp171 + tmp174;
}
}
}
c_im(output[0]) = tmp88 + tmp89;
{
fftw_real tmp102;
fftw_real tmp115;
fftw_real tmp84;
fftw_real tmp112;
fftw_real tmp107;
fftw_real tmp91;
fftw_real tmp31;
fftw_real tmp46;
fftw_real tmp104;
fftw_real tmp111;
fftw_real tmp93;
fftw_real tmp96;
fftw_real tmp99;
fftw_real tmp114;
fftw_real tmp100;
fftw_real tmp101;
ASSERT_ALIGNED_DOUBLE();
tmp100 = (K387390585 * tmp77) + (K265966249 * tmp70);
tmp101 = (K113854479 * tmp86) + (K503537032 * tmp85);
tmp102 = tmp100 + tmp101;
tmp115 = tmp100 - tmp101;
{
fftw_real tmp78;
fftw_real tmp106;
fftw_real tmp87;
fftw_real tmp90;
fftw_real tmp105;
ASSERT_ALIGNED_DOUBLE();
tmp78 = (K258260390 * tmp70) - (K132983124 * tmp77);
tmp106 = tmp83 - tmp78;
tmp87 = (K075902986 * tmp85) - (K251768516 * tmp86);
tmp90 = tmp88 - (K083333333 * tmp89);
tmp105 = tmp90 - tmp87;
tmp84 = (K2_000000000 * tmp78) + tmp83;
tmp112 = tmp106 + tmp105;
tmp107 = tmp105 - tmp106;
tmp91 = (K2_000000000 * tmp87) + tmp90;
}
{
fftw_real tmp42;
fftw_real tmp45;
fftw_real tmp94;
fftw_real tmp95;
ASSERT_ALIGNED_DOUBLE();
tmp31 = (K174138601 * tmp25) - (K575140729 * tmp30);
tmp42 = (K256247671 * tmp36) + (K156891391 * tmp41);
tmp45 = (K300238635 * tmp43) + (K011599105 * tmp44);
tmp46 = tmp42 - tmp45;
tmp104 = K1_732050807 * (tmp42 + tmp45);
tmp111 = tmp31 - tmp46;
tmp93 = (K575140729 * tmp25) + (K174138601 * tmp30);
tmp94 = (K256247671 * tmp41) - (K156891391 * tmp36);
tmp95 = (K011599105 * tmp43) - (K300238635 * tmp44);
tmp96 = tmp94 + tmp95;
tmp99 = tmp93 + tmp96;
tmp114 = K1_732050807 * (tmp95 - tmp94);
}
{
fftw_real tmp47;
fftw_real tmp92;
fftw_real tmp109;
fftw_real tmp110;
ASSERT_ALIGNED_DOUBLE();
tmp47 = tmp31 + (K2_000000000 * tmp46);
tmp92 = tmp84 + tmp91;
c_im(output[ostride]) = tmp47 + tmp92;
c_im(output[12 * ostride]) = tmp92 - tmp47;
{
fftw_real tmp97;
fftw_real tmp98;
fftw_real tmp103;
fftw_real tmp108;
ASSERT_ALIGNED_DOUBLE();
tmp97 = tmp93 - (K2_000000000 * tmp96);
tmp98 = tmp91 - tmp84;
c_im(output[5 * ostride]) = tmp97 + tmp98;
c_im(output[8 * ostride]) = tmp98 - tmp97;
tmp103 = tmp99 + tmp102;
tmp108 = tmp104 + tmp107;
c_im(output[2 * ostride]) = tmp103 + tmp108;
c_im(output[7 * ostride]) = tmp108 - tmp103;
}
tmp109 = tmp107 - tmp104;
tmp110 = tmp102 - tmp99;
c_im(output[6 * ostride]) = tmp109 - tmp110;
c_im(output[11 * ostride]) = tmp110 + tmp109;
{
fftw_real tmp117;
fftw_real tmp118;
fftw_real tmp113;
fftw_real tmp116;
ASSERT_ALIGNED_DOUBLE();
tmp117 = tmp112 - tmp111;
tmp118 = tmp114 - tmp115;
c_im(output[4 * ostride]) = tmp117 - tmp118;
c_im(output[10 * ostride]) = tmp118 + tmp117;
tmp113 = tmp111 + tmp112;
tmp116 = tmp114 + tmp115;
c_im(output[3 * ostride]) = tmp113 - tmp116;
c_im(output[9 * ostride]) = tmp116 + tmp113;
}
}
}
}
fftw_codelet_desc fftwi_no_twiddle_13_desc =
{
"fftwi_no_twiddle_13",
(void (*)()) fftwi_no_twiddle_13,
13,
FFTW_BACKWARD,
FFTW_NOTW,
298,
0,
(const int *) 0,
};