From 416bd737074a287ea47106c73ea6bcfde40a75a8 Mon Sep 17 00:00:00 2001 From: John Glover Date: Fri, 24 Jun 2011 18:17:23 +0100 Subject: Change to using distutils. Currently only builds the simplsndobj module --- src/sndobj/rfftw/frc_9.c | 146 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 146 insertions(+) create mode 100644 src/sndobj/rfftw/frc_9.c (limited to 'src/sndobj/rfftw/frc_9.c') diff --git a/src/sndobj/rfftw/frc_9.c b/src/sndobj/rfftw/frc_9.c new file mode 100644 index 0000000..1e9b2e4 --- /dev/null +++ b/src/sndobj/rfftw/frc_9.c @@ -0,0 +1,146 @@ +/* + * 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 20:43:55 EST 1999 */ + +#include +#include + +/* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -real2hc 9 */ + +/* + * This function contains 38 FP additions, 26 FP multiplications, + * (or, 29 additions, 17 multiplications, 9 fused multiply/add), + * 21 stack variables, and 18 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: frc_9.c,v 1.1.1.1 2006/05/12 15:15:02 veplaini Exp $ + * $Id: frc_9.c,v 1.1.1.1 2006/05/12 15:15:02 veplaini Exp $ + * $Id: frc_9.c,v 1.1.1.1 2006/05/12 15:15:02 veplaini Exp $ + */ + +void fftw_real2hc_9(const fftw_real *input, fftw_real *real_output, fftw_real *imag_output, int istride, int real_ostride, int imag_ostride) +{ + fftw_real tmp1; + fftw_real tmp15; + fftw_real tmp20; + fftw_real tmp19; + fftw_real tmp4; + fftw_real tmp27; + fftw_real tmp10; + fftw_real tmp18; + fftw_real tmp21; + fftw_real tmp2; + fftw_real tmp3; + fftw_real tmp5; + fftw_real tmp16; + ASSERT_ALIGNED_DOUBLE; + tmp1 = input[0]; + { + fftw_real tmp11; + fftw_real tmp12; + fftw_real tmp13; + fftw_real tmp14; + ASSERT_ALIGNED_DOUBLE; + tmp11 = input[2 * istride]; + tmp12 = input[5 * istride]; + tmp13 = input[8 * istride]; + tmp14 = tmp12 + tmp13; + tmp15 = tmp11 + tmp14; + tmp20 = tmp11 - (K500000000 * tmp14); + tmp19 = tmp13 - tmp12; + } + tmp2 = input[3 * istride]; + tmp3 = input[6 * istride]; + tmp4 = tmp2 + tmp3; + tmp27 = tmp3 - tmp2; + { + fftw_real tmp6; + fftw_real tmp7; + fftw_real tmp8; + fftw_real tmp9; + ASSERT_ALIGNED_DOUBLE; + tmp6 = input[istride]; + tmp7 = input[4 * istride]; + tmp8 = input[7 * istride]; + tmp9 = tmp7 + tmp8; + tmp10 = tmp6 + tmp9; + tmp18 = tmp6 - (K500000000 * tmp9); + tmp21 = tmp8 - tmp7; + } + imag_output[3 * imag_ostride] = K866025403 * (tmp15 - tmp10); + tmp5 = tmp1 + tmp4; + tmp16 = tmp10 + tmp15; + real_output[3 * real_ostride] = tmp5 - (K500000000 * tmp16); + real_output[0] = tmp5 + tmp16; + { + fftw_real tmp29; + fftw_real tmp25; + fftw_real tmp26; + fftw_real tmp28; + fftw_real tmp17; + fftw_real tmp22; + fftw_real tmp23; + fftw_real tmp24; + ASSERT_ALIGNED_DOUBLE; + tmp29 = K866025403 * tmp27; + tmp25 = (K663413948 * tmp21) - (K642787609 * tmp18); + tmp26 = (K150383733 * tmp19) - (K984807753 * tmp20); + tmp28 = tmp25 + tmp26; + tmp17 = tmp1 - (K500000000 * tmp4); + tmp22 = (K766044443 * tmp18) + (K556670399 * tmp21); + tmp23 = (K173648177 * tmp20) + (K852868531 * tmp19); + tmp24 = tmp22 + tmp23; + real_output[real_ostride] = tmp17 + tmp24; + real_output[4 * real_ostride] = tmp17 + (K866025403 * (tmp25 - tmp26)) - (K500000000 * tmp24); + real_output[2 * real_ostride] = tmp17 + (K173648177 * tmp18) - (K296198132 * tmp19) - (K939692620 * tmp20) - (K852868531 * tmp21); + imag_output[imag_ostride] = tmp29 + tmp28; + imag_output[4 * imag_ostride] = (K866025403 * (tmp27 + (tmp23 - tmp22))) - (K500000000 * tmp28); + imag_output[2 * imag_ostride] = (K813797681 * tmp19) - (K342020143 * tmp20) - (K150383733 * tmp21) - (K984807753 * tmp18) - tmp29; + } +} + +fftw_codelet_desc fftw_real2hc_9_desc = +{ + "fftw_real2hc_9", + (void (*)()) fftw_real2hc_9, + 9, + FFTW_FORWARD, + FFTW_REAL2HC, + 200, + 0, + (const int *) 0, +}; -- cgit v1.2.3