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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 13:55:35 EDT 1999 */
#include <fftw-int.h>
#include <fftw.h>
/* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -hc2hc-forward 9 */
/*
* This function contains 180 FP additions, 120 FP multiplications,
* (or, 133 additions, 73 multiplications, 47 fused multiply/add),
* 35 stack variables, and 72 memory accesses
*/
static const fftw_real K342020143 = FFTW_KONST(+0.342020143325668733044099614682259580763083368);
static const fftw_real K813797681 = FFTW_KONST(+0.813797681349373692844693217248393223289101568);
static const fftw_real K939692620 = FFTW_KONST(+0.939692620785908384054109277324731469936208134);
static const fftw_real K296198132 = FFTW_KONST(+0.296198132726023843175338011893050938967728390);
static const fftw_real K852868531 = FFTW_KONST(+0.852868531952443209628250963940074071936020296);
static const fftw_real K173648177 = FFTW_KONST(+0.173648177666930348851716626769314796000375677);
static const fftw_real K556670399 = FFTW_KONST(+0.556670399226419366452912952047023132968291906);
static const fftw_real K766044443 = FFTW_KONST(+0.766044443118978035202392650555416673935832457);
static const fftw_real K984807753 = FFTW_KONST(+0.984807753012208059366743024589523013670643252);
static const fftw_real K150383733 = FFTW_KONST(+0.150383733180435296639271897612501926072238258);
static const fftw_real K642787609 = FFTW_KONST(+0.642787609686539326322643409907263432907559884);
static const fftw_real K663413948 = FFTW_KONST(+0.663413948168938396205421319635891297216863310);
static const fftw_real K866025403 = FFTW_KONST(+0.866025403784438646763723170752936183471402627);
static const fftw_real K500000000 = FFTW_KONST(+0.500000000000000000000000000000000000000000000);
/*
* Generator Id's :
* $Id: fhf_9.c,v 1.2 2003-03-24 11:14:58 pj Exp $
* $Id: fhf_9.c,v 1.2 2003-03-24 11:14:58 pj Exp $
* $Id: fhf_9.c,v 1.2 2003-03-24 11:14:58 pj Exp $
*/
void fftw_hc2hc_forward_9(fftw_real *A, const fftw_complex *W, int iostride, int m, int dist)
{
int i;
fftw_real *X;
fftw_real *Y;
X = A;
Y = A + (9 * iostride);
{
fftw_real tmp131;
fftw_real tmp145;
fftw_real tmp150;
fftw_real tmp149;
fftw_real tmp134;
fftw_real tmp157;
fftw_real tmp140;
fftw_real tmp148;
fftw_real tmp151;
fftw_real tmp132;
fftw_real tmp133;
fftw_real tmp135;
fftw_real tmp146;
ASSERT_ALIGNED_DOUBLE();
tmp131 = X[0];
{
fftw_real tmp141;
fftw_real tmp142;
fftw_real tmp143;
fftw_real tmp144;
ASSERT_ALIGNED_DOUBLE();
tmp141 = X[2 * iostride];
tmp142 = X[5 * iostride];
tmp143 = X[8 * iostride];
tmp144 = tmp142 + tmp143;
tmp145 = tmp141 + tmp144;
tmp150 = tmp141 - (K500000000 * tmp144);
tmp149 = tmp143 - tmp142;
}
tmp132 = X[3 * iostride];
tmp133 = X[6 * iostride];
tmp134 = tmp132 + tmp133;
tmp157 = tmp133 - tmp132;
{
fftw_real tmp136;
fftw_real tmp137;
fftw_real tmp138;
fftw_real tmp139;
ASSERT_ALIGNED_DOUBLE();
tmp136 = X[iostride];
tmp137 = X[4 * iostride];
tmp138 = X[7 * iostride];
tmp139 = tmp137 + tmp138;
tmp140 = tmp136 + tmp139;
tmp148 = tmp136 - (K500000000 * tmp139);
tmp151 = tmp138 - tmp137;
}
Y[-3 * iostride] = K866025403 * (tmp145 - tmp140);
tmp135 = tmp131 + tmp134;
tmp146 = tmp140 + tmp145;
X[3 * iostride] = tmp135 - (K500000000 * tmp146);
X[0] = tmp135 + tmp146;
{
fftw_real tmp159;
fftw_real tmp155;
fftw_real tmp156;
fftw_real tmp158;
fftw_real tmp147;
fftw_real tmp152;
fftw_real tmp153;
fftw_real tmp154;
ASSERT_ALIGNED_DOUBLE();
tmp159 = K866025403 * tmp157;
tmp155 = (K663413948 * tmp151) - (K642787609 * tmp148);
tmp156 = (K150383733 * tmp149) - (K984807753 * tmp150);
tmp158 = tmp155 + tmp156;
tmp147 = tmp131 - (K500000000 * tmp134);
tmp152 = (K766044443 * tmp148) + (K556670399 * tmp151);
tmp153 = (K173648177 * tmp150) + (K852868531 * tmp149);
tmp154 = tmp152 + tmp153;
X[iostride] = tmp147 + tmp154;
X[4 * iostride] = tmp147 + (K866025403 * (tmp155 - tmp156)) - (K500000000 * tmp154);
X[2 * iostride] = tmp147 + (K173648177 * tmp148) - (K296198132 * tmp149) - (K939692620 * tmp150) - (K852868531 * tmp151);
Y[-iostride] = tmp159 + tmp158;
Y[-4 * iostride] = (K866025403 * (tmp157 + (tmp153 - tmp152))) - (K500000000 * tmp158);
Y[-2 * iostride] = (K813797681 * tmp149) - (K342020143 * tmp150) - (K150383733 * tmp151) - (K984807753 * tmp148) - tmp159;
}
}
X = X + dist;
Y = Y - dist;
for (i = 2; i < m; i = i + 2, X = X + dist, Y = Y - dist, W = W + 8) {
fftw_real tmp19;
fftw_real tmp117;
fftw_real tmp70;
fftw_real tmp116;
fftw_real tmp123;
fftw_real tmp122;
fftw_real tmp30;
fftw_real tmp67;
fftw_real tmp65;
fftw_real tmp87;
fftw_real tmp104;
fftw_real tmp113;
fftw_real tmp92;
fftw_real tmp103;
fftw_real tmp48;
fftw_real tmp76;
fftw_real tmp100;
fftw_real tmp112;
fftw_real tmp81;
fftw_real tmp101;
ASSERT_ALIGNED_DOUBLE();
{
fftw_real tmp24;
fftw_real tmp68;
fftw_real tmp29;
fftw_real tmp69;
ASSERT_ALIGNED_DOUBLE();
tmp19 = X[0];
tmp117 = Y[-8 * iostride];
{
fftw_real tmp21;
fftw_real tmp23;
fftw_real tmp20;
fftw_real tmp22;
ASSERT_ALIGNED_DOUBLE();
tmp21 = X[3 * iostride];
tmp23 = Y[-5 * iostride];
tmp20 = c_re(W[2]);
tmp22 = c_im(W[2]);
tmp24 = (tmp20 * tmp21) - (tmp22 * tmp23);
tmp68 = (tmp22 * tmp21) + (tmp20 * tmp23);
}
{
fftw_real tmp26;
fftw_real tmp28;
fftw_real tmp25;
fftw_real tmp27;
ASSERT_ALIGNED_DOUBLE();
tmp26 = X[6 * iostride];
tmp28 = Y[-2 * iostride];
tmp25 = c_re(W[5]);
tmp27 = c_im(W[5]);
tmp29 = (tmp25 * tmp26) - (tmp27 * tmp28);
tmp69 = (tmp27 * tmp26) + (tmp25 * tmp28);
}
tmp70 = K866025403 * (tmp68 - tmp69);
tmp116 = tmp68 + tmp69;
tmp123 = tmp117 - (K500000000 * tmp116);
tmp122 = K866025403 * (tmp29 - tmp24);
tmp30 = tmp24 + tmp29;
tmp67 = tmp19 - (K500000000 * tmp30);
}
{
fftw_real tmp53;
fftw_real tmp89;
fftw_real tmp58;
fftw_real tmp84;
fftw_real tmp63;
fftw_real tmp85;
fftw_real tmp64;
fftw_real tmp90;
ASSERT_ALIGNED_DOUBLE();
{
fftw_real tmp50;
fftw_real tmp52;
fftw_real tmp49;
fftw_real tmp51;
ASSERT_ALIGNED_DOUBLE();
tmp50 = X[2 * iostride];
tmp52 = Y[-6 * iostride];
tmp49 = c_re(W[1]);
tmp51 = c_im(W[1]);
tmp53 = (tmp49 * tmp50) - (tmp51 * tmp52);
tmp89 = (tmp51 * tmp50) + (tmp49 * tmp52);
}
{
fftw_real tmp55;
fftw_real tmp57;
fftw_real tmp54;
fftw_real tmp56;
ASSERT_ALIGNED_DOUBLE();
tmp55 = X[5 * iostride];
tmp57 = Y[-3 * iostride];
tmp54 = c_re(W[4]);
tmp56 = c_im(W[4]);
tmp58 = (tmp54 * tmp55) - (tmp56 * tmp57);
tmp84 = (tmp56 * tmp55) + (tmp54 * tmp57);
}
{
fftw_real tmp60;
fftw_real tmp62;
fftw_real tmp59;
fftw_real tmp61;
ASSERT_ALIGNED_DOUBLE();
tmp60 = X[8 * iostride];
tmp62 = Y[0];
tmp59 = c_re(W[7]);
tmp61 = c_im(W[7]);
tmp63 = (tmp59 * tmp60) - (tmp61 * tmp62);
tmp85 = (tmp61 * tmp60) + (tmp59 * tmp62);
}
tmp64 = tmp58 + tmp63;
tmp90 = tmp84 + tmp85;
{
fftw_real tmp83;
fftw_real tmp86;
fftw_real tmp88;
fftw_real tmp91;
ASSERT_ALIGNED_DOUBLE();
tmp65 = tmp53 + tmp64;
tmp83 = tmp53 - (K500000000 * tmp64);
tmp86 = K866025403 * (tmp84 - tmp85);
tmp87 = tmp83 + tmp86;
tmp104 = tmp83 - tmp86;
tmp113 = tmp89 + tmp90;
tmp88 = K866025403 * (tmp63 - tmp58);
tmp91 = tmp89 - (K500000000 * tmp90);
tmp92 = tmp88 + tmp91;
tmp103 = tmp91 - tmp88;
}
}
{
fftw_real tmp36;
fftw_real tmp78;
fftw_real tmp41;
fftw_real tmp73;
fftw_real tmp46;
fftw_real tmp74;
fftw_real tmp47;
fftw_real tmp79;
ASSERT_ALIGNED_DOUBLE();
{
fftw_real tmp33;
fftw_real tmp35;
fftw_real tmp32;
fftw_real tmp34;
ASSERT_ALIGNED_DOUBLE();
tmp33 = X[iostride];
tmp35 = Y[-7 * iostride];
tmp32 = c_re(W[0]);
tmp34 = c_im(W[0]);
tmp36 = (tmp32 * tmp33) - (tmp34 * tmp35);
tmp78 = (tmp34 * tmp33) + (tmp32 * tmp35);
}
{
fftw_real tmp38;
fftw_real tmp40;
fftw_real tmp37;
fftw_real tmp39;
ASSERT_ALIGNED_DOUBLE();
tmp38 = X[4 * iostride];
tmp40 = Y[-4 * iostride];
tmp37 = c_re(W[3]);
tmp39 = c_im(W[3]);
tmp41 = (tmp37 * tmp38) - (tmp39 * tmp40);
tmp73 = (tmp39 * tmp38) + (tmp37 * tmp40);
}
{
fftw_real tmp43;
fftw_real tmp45;
fftw_real tmp42;
fftw_real tmp44;
ASSERT_ALIGNED_DOUBLE();
tmp43 = X[7 * iostride];
tmp45 = Y[-iostride];
tmp42 = c_re(W[6]);
tmp44 = c_im(W[6]);
tmp46 = (tmp42 * tmp43) - (tmp44 * tmp45);
tmp74 = (tmp44 * tmp43) + (tmp42 * tmp45);
}
tmp47 = tmp41 + tmp46;
tmp79 = tmp73 + tmp74;
{
fftw_real tmp72;
fftw_real tmp75;
fftw_real tmp77;
fftw_real tmp80;
ASSERT_ALIGNED_DOUBLE();
tmp48 = tmp36 + tmp47;
tmp72 = tmp36 - (K500000000 * tmp47);
tmp75 = K866025403 * (tmp73 - tmp74);
tmp76 = tmp72 + tmp75;
tmp100 = tmp72 - tmp75;
tmp112 = tmp78 + tmp79;
tmp77 = K866025403 * (tmp46 - tmp41);
tmp80 = tmp78 - (K500000000 * tmp79);
tmp81 = tmp77 + tmp80;
tmp101 = tmp80 - tmp77;
}
}
{
fftw_real tmp114;
fftw_real tmp31;
fftw_real tmp66;
fftw_real tmp111;
ASSERT_ALIGNED_DOUBLE();
tmp114 = K866025403 * (tmp112 - tmp113);
tmp31 = tmp19 + tmp30;
tmp66 = tmp48 + tmp65;
tmp111 = tmp31 - (K500000000 * tmp66);
X[0] = tmp31 + tmp66;
X[3 * iostride] = tmp111 + tmp114;
Y[-6 * iostride] = tmp111 - tmp114;
}
{
fftw_real tmp120;
fftw_real tmp115;
fftw_real tmp118;
fftw_real tmp119;
ASSERT_ALIGNED_DOUBLE();
tmp120 = K866025403 * (tmp65 - tmp48);
tmp115 = tmp112 + tmp113;
tmp118 = tmp116 + tmp117;
tmp119 = tmp118 - (K500000000 * tmp115);
Y[0] = tmp115 + tmp118;
Y[-3 * iostride] = tmp120 + tmp119;
X[6 * iostride] = -(tmp119 - tmp120);
}
{
fftw_real tmp71;
fftw_real tmp124;
fftw_real tmp94;
fftw_real tmp126;
fftw_real tmp98;
fftw_real tmp121;
fftw_real tmp95;
fftw_real tmp125;
ASSERT_ALIGNED_DOUBLE();
tmp71 = tmp67 + tmp70;
tmp124 = tmp122 + tmp123;
{
fftw_real tmp82;
fftw_real tmp93;
fftw_real tmp96;
fftw_real tmp97;
ASSERT_ALIGNED_DOUBLE();
tmp82 = (K766044443 * tmp76) + (K642787609 * tmp81);
tmp93 = (K173648177 * tmp87) + (K984807753 * tmp92);
tmp94 = tmp82 + tmp93;
tmp126 = K866025403 * (tmp93 - tmp82);
tmp96 = (K766044443 * tmp81) - (K642787609 * tmp76);
tmp97 = (K173648177 * tmp92) - (K984807753 * tmp87);
tmp98 = K866025403 * (tmp96 - tmp97);
tmp121 = tmp96 + tmp97;
}
X[iostride] = tmp71 + tmp94;
tmp95 = tmp71 - (K500000000 * tmp94);
Y[-7 * iostride] = tmp95 - tmp98;
X[4 * iostride] = tmp95 + tmp98;
Y[-iostride] = tmp121 + tmp124;
tmp125 = tmp124 - (K500000000 * tmp121);
X[7 * iostride] = -(tmp125 - tmp126);
Y[-4 * iostride] = tmp126 + tmp125;
}
{
fftw_real tmp99;
fftw_real tmp128;
fftw_real tmp106;
fftw_real tmp127;
fftw_real tmp110;
fftw_real tmp129;
fftw_real tmp107;
fftw_real tmp130;
ASSERT_ALIGNED_DOUBLE();
tmp99 = tmp67 - tmp70;
tmp128 = tmp123 - tmp122;
{
fftw_real tmp102;
fftw_real tmp105;
fftw_real tmp108;
fftw_real tmp109;
ASSERT_ALIGNED_DOUBLE();
tmp102 = (K173648177 * tmp100) + (K984807753 * tmp101);
tmp105 = (K342020143 * tmp103) - (K939692620 * tmp104);
tmp106 = tmp102 + tmp105;
tmp127 = K866025403 * (tmp105 - tmp102);
tmp108 = (K173648177 * tmp101) - (K984807753 * tmp100);
tmp109 = (K342020143 * tmp104) + (K939692620 * tmp103);
tmp110 = K866025403 * (tmp108 + tmp109);
tmp129 = tmp108 - tmp109;
}
X[2 * iostride] = tmp99 + tmp106;
tmp107 = tmp99 - (K500000000 * tmp106);
Y[-8 * iostride] = tmp107 - tmp110;
Y[-5 * iostride] = tmp107 + tmp110;
Y[-2 * iostride] = tmp129 + tmp128;
tmp130 = tmp128 - (K500000000 * tmp129);
X[5 * iostride] = -(tmp127 + tmp130);
X[8 * iostride] = -(tmp130 - tmp127);
}
}
if (i == m) {
fftw_real tmp5;
fftw_real tmp10;
fftw_real tmp14;
fftw_real tmp18;
fftw_real tmp7;
fftw_real tmp8;
fftw_real tmp12;
fftw_real tmp16;
fftw_real tmp6;
fftw_real tmp9;
fftw_real tmp13;
fftw_real tmp17;
fftw_real tmp11;
fftw_real tmp15;
fftw_real tmp4;
fftw_real tmp1;
fftw_real tmp3;
fftw_real tmp2;
ASSERT_ALIGNED_DOUBLE();
tmp5 = X[2 * iostride];
tmp10 = X[7 * iostride];
tmp14 = tmp5 + tmp10;
tmp18 = tmp5 - tmp10;
tmp7 = X[4 * iostride];
tmp8 = X[5 * iostride];
tmp12 = tmp8 + tmp7;
tmp16 = tmp8 - tmp7;
tmp6 = X[8 * iostride];
tmp9 = X[iostride];
tmp13 = tmp6 + tmp9;
tmp17 = tmp6 - tmp9;
tmp1 = X[0];
tmp3 = X[3 * iostride];
tmp2 = X[6 * iostride];
tmp11 = K866025403 * (tmp3 + tmp2);
tmp15 = tmp1 - (K500000000 * (tmp2 - tmp3));
tmp4 = tmp1 + tmp2 - tmp3;
Y[0] = -(tmp11 + (K984807753 * tmp12) + (K342020143 * tmp13) + (K642787609 * tmp14));
Y[-3 * iostride] = (K342020143 * tmp12) + (K984807753 * tmp14) - (K642787609 * tmp13) - tmp11;
Y[-2 * iostride] = tmp11 + (K342020143 * tmp14) - (K984807753 * tmp13) - (K642787609 * tmp12);
X[2 * iostride] = tmp15 + (K173648177 * tmp17) - (K939692620 * tmp18) - (K766044443 * tmp16);
X[3 * iostride] = tmp15 + (K939692620 * tmp16) + (K766044443 * tmp17) + (K173648177 * tmp18);
X[0] = tmp15 + (K766044443 * tmp18) - (K939692620 * tmp17) - (K173648177 * tmp16);
Y[-iostride] = K866025403 * (tmp8 + tmp7 - (tmp5 + tmp6 + tmp9 + tmp10));
X[iostride] = tmp4 + (K500000000 * (tmp8 + tmp9 + tmp10 - (tmp5 + tmp6 + tmp7)));
X[4 * iostride] = tmp4 + tmp5 + tmp6 + tmp7 - (tmp8 + tmp9 + tmp10);
}
}
static const int twiddle_order[] =
{1, 2, 3, 4, 5, 6, 7, 8};
fftw_codelet_desc fftw_hc2hc_forward_9_desc =
{
"fftw_hc2hc_forward_9",
(void (*)()) fftw_hc2hc_forward_9,
9,
FFTW_FORWARD,
FFTW_HC2HC,
201,
8,
twiddle_order,
};