ref: 1328d84e8b10421e3db2e0c778f359532b0a9cc4
dir: /libfaad/fftw/fn_11.c/
/* * 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 20:43:48 EST 1999 */ #include <fftw-int.h> #include <fftw.h> /* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -notwiddle 11 */ /* * This function contains 140 FP additions, 100 FP multiplications, * (or, 140 additions, 100 multiplications, 0 fused multiply/add), * 30 stack variables, and 44 memory accesses */ static const fftw_real K959492973 = FFTW_KONST(+0.959492973614497389890368057066327699062454848); static const fftw_real K654860733 = FFTW_KONST(+0.654860733945285064056925072466293553183791199); static const fftw_real K142314838 = FFTW_KONST(+0.142314838273285140443792668616369668791051361); static const fftw_real K415415013 = FFTW_KONST(+0.415415013001886425529274149229623203524004910); static const fftw_real K841253532 = FFTW_KONST(+0.841253532831181168861811648919367717513292498); static const fftw_real K540640817 = FFTW_KONST(+0.540640817455597582107635954318691695431770608); static const fftw_real K909631995 = FFTW_KONST(+0.909631995354518371411715383079028460060241051); static const fftw_real K989821441 = FFTW_KONST(+0.989821441880932732376092037776718787376519372); static const fftw_real K755749574 = FFTW_KONST(+0.755749574354258283774035843972344420179717445); static const fftw_real K281732556 = FFTW_KONST(+0.281732556841429697711417915346616899035777899); /* * Generator Id's : * $Id: fn_11.c,v 1.1 2002/04/07 21:26:04 menno Exp $ * $Id: fn_11.c,v 1.1 2002/04/07 21:26:04 menno Exp $ * $Id: fn_11.c,v 1.1 2002/04/07 21:26:04 menno Exp $ */ void fftw_no_twiddle_11(const fftw_complex *input, fftw_complex *output, int istride, int ostride) { fftw_real tmp1; fftw_real tmp48; fftw_real tmp4; fftw_real tmp42; fftw_real tmp20; fftw_real tmp53; fftw_real tmp32; fftw_real tmp49; fftw_real tmp7; fftw_real tmp46; fftw_real tmp10; fftw_real tmp43; fftw_real tmp23; fftw_real tmp52; fftw_real tmp13; fftw_real tmp45; fftw_real tmp26; fftw_real tmp50; fftw_real tmp29; fftw_real tmp51; fftw_real tmp16; fftw_real tmp44; ASSERT_ALIGNED_DOUBLE; { fftw_real tmp2; fftw_real tmp3; fftw_real tmp18; fftw_real tmp19; ASSERT_ALIGNED_DOUBLE; tmp1 = c_re(input[0]); tmp48 = c_im(input[0]); tmp2 = c_re(input[istride]); tmp3 = c_re(input[10 * istride]); tmp4 = tmp2 + tmp3; tmp42 = tmp3 - tmp2; tmp18 = c_im(input[istride]); tmp19 = c_im(input[10 * istride]); tmp20 = tmp18 - tmp19; tmp53 = tmp18 + tmp19; { fftw_real tmp30; fftw_real tmp31; fftw_real tmp5; fftw_real tmp6; ASSERT_ALIGNED_DOUBLE; tmp30 = c_im(input[2 * istride]); tmp31 = c_im(input[9 * istride]); tmp32 = tmp30 - tmp31; tmp49 = tmp30 + tmp31; tmp5 = c_re(input[2 * istride]); tmp6 = c_re(input[9 * istride]); tmp7 = tmp5 + tmp6; tmp46 = tmp6 - tmp5; } } { fftw_real tmp8; fftw_real tmp9; fftw_real tmp24; fftw_real tmp25; ASSERT_ALIGNED_DOUBLE; tmp8 = c_re(input[3 * istride]); tmp9 = c_re(input[8 * istride]); tmp10 = tmp8 + tmp9; tmp43 = tmp9 - tmp8; { fftw_real tmp21; fftw_real tmp22; fftw_real tmp11; fftw_real tmp12; ASSERT_ALIGNED_DOUBLE; tmp21 = c_im(input[3 * istride]); tmp22 = c_im(input[8 * istride]); tmp23 = tmp21 - tmp22; tmp52 = tmp21 + tmp22; tmp11 = c_re(input[4 * istride]); tmp12 = c_re(input[7 * istride]); tmp13 = tmp11 + tmp12; tmp45 = tmp12 - tmp11; } tmp24 = c_im(input[4 * istride]); tmp25 = c_im(input[7 * istride]); tmp26 = tmp24 - tmp25; tmp50 = tmp24 + tmp25; { fftw_real tmp27; fftw_real tmp28; fftw_real tmp14; fftw_real tmp15; ASSERT_ALIGNED_DOUBLE; tmp27 = c_im(input[5 * istride]); tmp28 = c_im(input[6 * istride]); tmp29 = tmp27 - tmp28; tmp51 = tmp27 + tmp28; tmp14 = c_re(input[5 * istride]); tmp15 = c_re(input[6 * istride]); tmp16 = tmp14 + tmp15; tmp44 = tmp15 - tmp14; } } { fftw_real tmp35; fftw_real tmp34; fftw_real tmp59; fftw_real tmp60; ASSERT_ALIGNED_DOUBLE; c_re(output[0]) = tmp1 + tmp4 + tmp7 + tmp10 + tmp13 + tmp16; { fftw_real tmp41; fftw_real tmp40; fftw_real tmp37; fftw_real tmp36; ASSERT_ALIGNED_DOUBLE; tmp41 = (K281732556 * tmp20) + (K755749574 * tmp23) + (K989821441 * tmp29) - (K909631995 * tmp26) - (K540640817 * tmp32); tmp40 = tmp1 + (K841253532 * tmp7) + (K415415013 * tmp13) - (K142314838 * tmp16) - (K654860733 * tmp10) - (K959492973 * tmp4); c_re(output[6 * ostride]) = tmp40 - tmp41; c_re(output[5 * ostride]) = tmp40 + tmp41; tmp37 = (K540640817 * tmp20) + (K909631995 * tmp32) + (K989821441 * tmp23) + (K755749574 * tmp26) + (K281732556 * tmp29); tmp36 = tmp1 + (K841253532 * tmp4) + (K415415013 * tmp7) - (K959492973 * tmp16) - (K654860733 * tmp13) - (K142314838 * tmp10); c_re(output[10 * ostride]) = tmp36 - tmp37; c_re(output[ostride]) = tmp36 + tmp37; } tmp35 = (K909631995 * tmp20) + (K755749574 * tmp32) - (K540640817 * tmp29) - (K989821441 * tmp26) - (K281732556 * tmp23); tmp34 = tmp1 + (K415415013 * tmp4) + (K841253532 * tmp16) - (K142314838 * tmp13) - (K959492973 * tmp10) - (K654860733 * tmp7); c_re(output[9 * ostride]) = tmp34 - tmp35; c_re(output[2 * ostride]) = tmp34 + tmp35; { fftw_real tmp39; fftw_real tmp38; fftw_real tmp33; fftw_real tmp17; ASSERT_ALIGNED_DOUBLE; tmp39 = (K989821441 * tmp20) + (K540640817 * tmp26) + (K755749574 * tmp29) - (K909631995 * tmp23) - (K281732556 * tmp32); tmp38 = tmp1 + (K415415013 * tmp10) + (K841253532 * tmp13) - (K654860733 * tmp16) - (K959492973 * tmp7) - (K142314838 * tmp4); c_re(output[8 * ostride]) = tmp38 - tmp39; c_re(output[3 * ostride]) = tmp38 + tmp39; tmp33 = (K755749574 * tmp20) + (K540640817 * tmp23) + (K281732556 * tmp26) - (K909631995 * tmp29) - (K989821441 * tmp32); tmp17 = tmp1 + (K841253532 * tmp10) + (K415415013 * tmp16) - (K959492973 * tmp13) - (K142314838 * tmp7) - (K654860733 * tmp4); c_re(output[7 * ostride]) = tmp17 - tmp33; c_re(output[4 * ostride]) = tmp17 + tmp33; } c_im(output[0]) = tmp48 + tmp53 + tmp49 + tmp52 + tmp50 + tmp51; { fftw_real tmp47; fftw_real tmp54; fftw_real tmp57; fftw_real tmp58; ASSERT_ALIGNED_DOUBLE; tmp47 = (K281732556 * tmp42) + (K755749574 * tmp43) + (K989821441 * tmp44) - (K909631995 * tmp45) - (K540640817 * tmp46); tmp54 = tmp48 + (K841253532 * tmp49) + (K415415013 * tmp50) - (K142314838 * tmp51) - (K654860733 * tmp52) - (K959492973 * tmp53); c_im(output[5 * ostride]) = tmp47 + tmp54; c_im(output[6 * ostride]) = tmp54 - tmp47; tmp57 = (K540640817 * tmp42) + (K909631995 * tmp46) + (K989821441 * tmp43) + (K755749574 * tmp45) + (K281732556 * tmp44); tmp58 = tmp48 + (K841253532 * tmp53) + (K415415013 * tmp49) - (K959492973 * tmp51) - (K654860733 * tmp50) - (K142314838 * tmp52); c_im(output[ostride]) = tmp57 + tmp58; c_im(output[10 * ostride]) = tmp58 - tmp57; } tmp59 = (K909631995 * tmp42) + (K755749574 * tmp46) - (K540640817 * tmp44) - (K989821441 * tmp45) - (K281732556 * tmp43); tmp60 = tmp48 + (K415415013 * tmp53) + (K841253532 * tmp51) - (K142314838 * tmp50) - (K959492973 * tmp52) - (K654860733 * tmp49); c_im(output[2 * ostride]) = tmp59 + tmp60; c_im(output[9 * ostride]) = tmp60 - tmp59; { fftw_real tmp55; fftw_real tmp56; fftw_real tmp61; fftw_real tmp62; ASSERT_ALIGNED_DOUBLE; tmp55 = (K989821441 * tmp42) + (K540640817 * tmp45) + (K755749574 * tmp44) - (K909631995 * tmp43) - (K281732556 * tmp46); tmp56 = tmp48 + (K415415013 * tmp52) + (K841253532 * tmp50) - (K654860733 * tmp51) - (K959492973 * tmp49) - (K142314838 * tmp53); c_im(output[3 * ostride]) = tmp55 + tmp56; c_im(output[8 * ostride]) = tmp56 - tmp55; tmp61 = (K755749574 * tmp42) + (K540640817 * tmp43) + (K281732556 * tmp45) - (K909631995 * tmp44) - (K989821441 * tmp46); tmp62 = tmp48 + (K841253532 * tmp52) + (K415415013 * tmp51) - (K959492973 * tmp50) - (K142314838 * tmp49) - (K654860733 * tmp53); c_im(output[4 * ostride]) = tmp61 + tmp62; c_im(output[7 * ostride]) = tmp62 - tmp61; } } } fftw_codelet_desc fftw_no_twiddle_11_desc = { "fftw_no_twiddle_11", (void (*)()) fftw_no_twiddle_11, 11, FFTW_FORWARD, FFTW_NOTW, 243, 0, (const int *) 0, };