/* * 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 02:07:04 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 -hc2real 11 */ /* * This function contains 60 FP additions, 51 FP multiplications, * (or, 59 additions, 50 multiplications, 1 fused multiply/add), * 21 stack variables, and 22 memory accesses */ static const fftw_real K2_000000000 = FFTW_KONST(+2.000000000000000000000000000000000000000000000); static const fftw_real K1_918985947 = FFTW_KONST(+1.918985947228994779780736114132655398124909697); static const fftw_real K1_309721467 = FFTW_KONST(+1.309721467890570128113850144932587106367582399); static const fftw_real K284629676 = FFTW_KONST(+0.284629676546570280887585337232739337582102722); static const fftw_real K830830026 = FFTW_KONST(+0.830830026003772851058548298459246407048009821); static const fftw_real K1_682507065 = FFTW_KONST(+1.682507065662362337723623297838735435026584997); static const fftw_real K563465113 = FFTW_KONST(+0.563465113682859395422835830693233798071555798); static const fftw_real K1_511499148 = FFTW_KONST(+1.511499148708516567548071687944688840359434890); static const fftw_real K1_979642883 = FFTW_KONST(+1.979642883761865464752184075553437574753038744); static const fftw_real K1_819263990 = FFTW_KONST(+1.819263990709036742823430766158056920120482102); static const fftw_real K1_081281634 = FFTW_KONST(+1.081281634911195164215271908637383390863541216); /* * Generator Id's : * $Id: exprdag.ml,v 1.43 2003/03/16 23:43:46 stevenj Exp $ * $Id: fft.ml,v 1.44 2003/03/16 23:43:46 stevenj Exp $ * $Id: to_c.ml,v 1.26 2003/03/16 23:43:46 stevenj Exp $ */ void fftw_hc2real_11(const fftw_real *real_input, const fftw_real *imag_input, fftw_real *output, int real_istride, int imag_istride, int ostride) { fftw_real tmp13; fftw_real tmp21; fftw_real tmp15; fftw_real tmp17; fftw_real tmp19; fftw_real tmp1; fftw_real tmp2; fftw_real tmp6; fftw_real tmp5; fftw_real tmp4; fftw_real tmp3; fftw_real tmp7; fftw_real tmp20; fftw_real tmp14; fftw_real tmp16; fftw_real tmp18; ASSERT_ALIGNED_DOUBLE; { fftw_real tmp8; fftw_real tmp12; fftw_real tmp9; fftw_real tmp10; fftw_real tmp11; ASSERT_ALIGNED_DOUBLE; tmp8 = imag_input[2 * imag_istride]; tmp12 = imag_input[imag_istride]; tmp9 = imag_input[4 * imag_istride]; tmp10 = imag_input[5 * imag_istride]; tmp11 = imag_input[3 * imag_istride]; tmp13 = (K1_081281634 * tmp8) + (K1_819263990 * tmp9) - (K1_979642883 * tmp10) - (K1_511499148 * tmp11) - (K563465113 * tmp12); tmp21 = (K1_979642883 * tmp8) + (K1_819263990 * tmp10) - (K563465113 * tmp9) - (K1_081281634 * tmp11) - (K1_511499148 * tmp12); tmp15 = (K563465113 * tmp8) + (K1_819263990 * tmp11) - (K1_511499148 * tmp10) - (K1_081281634 * tmp9) - (K1_979642883 * tmp12); tmp17 = (K1_081281634 * tmp12) + (K1_819263990 * tmp8) + (K1_979642883 * tmp11) + (K1_511499148 * tmp9) + (K563465113 * tmp10); tmp19 = (K563465113 * tmp11) + (K1_979642883 * tmp9) + (K1_081281634 * tmp10) - (K1_511499148 * tmp8) - (K1_819263990 * tmp12); } tmp1 = real_input[0]; tmp2 = real_input[real_istride]; tmp6 = real_input[5 * real_istride]; tmp5 = real_input[4 * real_istride]; tmp4 = real_input[3 * real_istride]; tmp3 = real_input[2 * real_istride]; tmp7 = tmp1 + (K1_682507065 * tmp3) + (K830830026 * tmp5) - (K284629676 * tmp6) - (K1_309721467 * tmp4) - (K1_918985947 * tmp2); tmp20 = tmp1 + (K1_682507065 * tmp4) + (K830830026 * tmp6) - (K1_918985947 * tmp5) - (K284629676 * tmp3) - (K1_309721467 * tmp2); tmp14 = tmp1 + (K830830026 * tmp4) + (K1_682507065 * tmp5) - (K1_309721467 * tmp6) - (K1_918985947 * tmp3) - (K284629676 * tmp2); tmp16 = tmp1 + (K1_682507065 * tmp2) + (K830830026 * tmp3) - (K1_918985947 * tmp6) - (K1_309721467 * tmp5) - (K284629676 * tmp4); tmp18 = tmp1 + (K830830026 * tmp2) + (K1_682507065 * tmp6) - (K284629676 * tmp5) - (K1_918985947 * tmp4) - (K1_309721467 * tmp3); output[6 * ostride] = tmp7 - tmp13; output[5 * ostride] = tmp7 + tmp13; output[7 * ostride] = tmp20 - tmp21; output[4 * ostride] = tmp20 + tmp21; output[0] = tmp1 + (K2_000000000 * (tmp2 + tmp3 + tmp4 + tmp5 + tmp6)); output[2 * ostride] = tmp18 + tmp19; output[9 * ostride] = tmp18 - tmp19; output[10 * ostride] = tmp16 + tmp17; output[ostride] = tmp16 - tmp17; output[8 * ostride] = tmp14 - tmp15; output[3 * ostride] = tmp14 + tmp15; } fftw_codelet_desc fftw_hc2real_11_desc = { "fftw_hc2real_11", (void (*)()) fftw_hc2real_11, 11, FFTW_BACKWARD, FFTW_HC2REAL, 257, 0, (const int *) 0, };