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/fcr_9.c | 155 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 155 insertions(+) create mode 100644 src/sndobj/rfftw/fcr_9.c (limited to 'src/sndobj/rfftw/fcr_9.c') diff --git a/src/sndobj/rfftw/fcr_9.c b/src/sndobj/rfftw/fcr_9.c new file mode 100644 index 0000000..68500ce --- /dev/null +++ b/src/sndobj/rfftw/fcr_9.c @@ -0,0 +1,155 @@ +/* + * 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 20:44:21 EST 1999 */ + +#include +#include + +/* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -hc2real 9 */ + +/* + * This function contains 32 FP additions, 18 FP multiplications, + * (or, 22 additions, 8 multiplications, 10 fused multiply/add), + * 22 stack variables, and 18 memory accesses + */ +static const fftw_real K984807753 = FFTW_KONST(+0.984807753012208059366743024589523013670643252); +static const fftw_real K173648177 = FFTW_KONST(+0.173648177666930348851716626769314796000375677); +static const fftw_real K300767466 = FFTW_KONST(+0.300767466360870593278543795225003852144476517); +static const fftw_real K1_705737063 = FFTW_KONST(+1.705737063904886419256501927880148143872040591); +static const fftw_real K642787609 = FFTW_KONST(+0.642787609686539326322643409907263432907559884); +static const fftw_real K766044443 = FFTW_KONST(+0.766044443118978035202392650555416673935832457); +static const fftw_real K1_326827896 = FFTW_KONST(+1.326827896337876792410842639271782594433726619); +static const fftw_real K1_113340798 = FFTW_KONST(+1.113340798452838732905825904094046265936583811); +static const fftw_real K500000000 = FFTW_KONST(+0.500000000000000000000000000000000000000000000); +static const fftw_real K866025403 = FFTW_KONST(+0.866025403784438646763723170752936183471402627); +static const fftw_real K2_000000000 = FFTW_KONST(+2.000000000000000000000000000000000000000000000); +static const fftw_real K1_732050807 = FFTW_KONST(+1.732050807568877293527446341505872366942805254); + +/* + * Generator Id's : + * $Id: fcr_9.c,v 1.1.1.1 2006/05/12 15:15:01 veplaini Exp $ + * $Id: fcr_9.c,v 1.1.1.1 2006/05/12 15:15:01 veplaini Exp $ + * $Id: fcr_9.c,v 1.1.1.1 2006/05/12 15:15:01 veplaini Exp $ + */ + +void fftw_hc2real_9(const fftw_real *real_input, const fftw_real *imag_input, fftw_real *output, int real_istride, int imag_istride, int ostride) +{ + fftw_real tmp3; + fftw_real tmp26; + fftw_real tmp12; + fftw_real tmp20; + fftw_real tmp19; + fftw_real tmp8; + fftw_real tmp17; + fftw_real tmp27; + fftw_real tmp22; + fftw_real tmp28; + fftw_real tmp32; + fftw_real tmp33; + ASSERT_ALIGNED_DOUBLE; + { + fftw_real tmp11; + fftw_real tmp1; + fftw_real tmp2; + fftw_real tmp9; + fftw_real tmp10; + ASSERT_ALIGNED_DOUBLE; + tmp10 = imag_input[3 * imag_istride]; + tmp11 = K1_732050807 * tmp10; + tmp1 = real_input[0]; + tmp2 = real_input[3 * real_istride]; + tmp9 = tmp1 - tmp2; + tmp3 = tmp1 + (K2_000000000 * tmp2); + tmp26 = tmp9 + tmp11; + tmp12 = tmp9 - tmp11; + } + { + fftw_real tmp4; + fftw_real tmp7; + fftw_real tmp18; + fftw_real tmp16; + fftw_real tmp13; + fftw_real tmp21; + ASSERT_ALIGNED_DOUBLE; + tmp4 = real_input[real_istride]; + tmp20 = imag_input[imag_istride]; + { + fftw_real tmp5; + fftw_real tmp6; + fftw_real tmp14; + fftw_real tmp15; + ASSERT_ALIGNED_DOUBLE; + tmp5 = real_input[4 * real_istride]; + tmp6 = real_input[2 * real_istride]; + tmp7 = tmp5 + tmp6; + tmp18 = K866025403 * (tmp5 - tmp6); + tmp14 = imag_input[4 * imag_istride]; + tmp15 = imag_input[2 * imag_istride]; + tmp16 = K866025403 * (tmp14 + tmp15); + tmp19 = tmp15 - tmp14; + } + tmp8 = tmp4 + tmp7; + tmp13 = tmp4 - (K500000000 * tmp7); + tmp17 = tmp13 - tmp16; + tmp27 = tmp13 + tmp16; + tmp21 = (K500000000 * tmp19) + tmp20; + tmp22 = tmp18 + tmp21; + tmp28 = tmp21 - tmp18; + } + output[0] = tmp3 + (K2_000000000 * tmp8); + tmp32 = tmp3 - tmp8; + tmp33 = K1_732050807 * (tmp20 - tmp19); + output[3 * ostride] = tmp32 - tmp33; + output[6 * ostride] = tmp32 + tmp33; + { + fftw_real tmp25; + fftw_real tmp23; + fftw_real tmp24; + fftw_real tmp31; + fftw_real tmp29; + fftw_real tmp30; + ASSERT_ALIGNED_DOUBLE; + tmp25 = (K1_113340798 * tmp17) + (K1_326827896 * tmp22); + tmp23 = (K766044443 * tmp17) - (K642787609 * tmp22); + tmp24 = tmp12 - tmp23; + output[ostride] = tmp12 + (K2_000000000 * tmp23); + output[7 * ostride] = tmp24 + tmp25; + output[4 * ostride] = tmp24 - tmp25; + tmp31 = (K1_705737063 * tmp27) + (K300767466 * tmp28); + tmp29 = (K173648177 * tmp27) - (K984807753 * tmp28); + tmp30 = tmp26 - tmp29; + output[2 * ostride] = tmp26 + (K2_000000000 * tmp29); + output[8 * ostride] = tmp30 + tmp31; + output[5 * ostride] = tmp30 - tmp31; + } +} + +fftw_codelet_desc fftw_hc2real_9_desc = +{ + "fftw_hc2real_9", + (void (*)()) fftw_hc2real_9, + 9, + FFTW_BACKWARD, + FFTW_HC2REAL, + 213, + 0, + (const int *) 0, +}; -- cgit v1.2.3