WebSVN - shark - Blame - Rev 107 - /shark/trunk/ports/fftw/fftw/fn

Rev	Author	Line No.	Line
2	pj	1	/*
		2	* Copyright (c) 1997-1999 Massachusetts Institute of Technology
		3	*
		4	* This program is free software; you can redistribute it and/or modify
		5	* it under the terms of the GNU General Public License as published by
		6	* the Free Software Foundation; either version 2 of the License, or
		7	* (at your option) any later version.
		8	*
		9	* This program is distributed in the hope that it will be useful,
		10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
		11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		12	* GNU General Public License for more details.
		13	*
		14	* You should have received a copy of the GNU General Public License
		15	* along with this program; if not, write to the Free Software
		16	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
		17	*
		18	*/
		19
		20	/* This file was automatically generated --- DO NOT EDIT */
		21	/* Generated on Tue May 18 13:54:27 EDT 1999 */
		22
107	pj	23	#include <fftw-int.h>
		24	#include <fftw.h>
2	pj	25
		26	/* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -notwiddle 9 */
		27
		28	/*
		29	* This function contains 80 FP additions, 40 FP multiplications,
		30	* (or, 60 additions, 20 multiplications, 20 fused multiply/add),
		31	* 30 stack variables, and 36 memory accesses
		32	*/
		33	static const fftw_real K939692620 = FFTW_KONST(+0.939692620785908384054109277324731469936208134);
		34	static const fftw_real K342020143 = FFTW_KONST(+0.342020143325668733044099614682259580763083368);
		35	static const fftw_real K984807753 = FFTW_KONST(+0.984807753012208059366743024589523013670643252);
		36	static const fftw_real K173648177 = FFTW_KONST(+0.173648177666930348851716626769314796000375677);
		37	static const fftw_real K642787609 = FFTW_KONST(+0.642787609686539326322643409907263432907559884);
		38	static const fftw_real K766044443 = FFTW_KONST(+0.766044443118978035202392650555416673935832457);
		39	static const fftw_real K866025403 = FFTW_KONST(+0.866025403784438646763723170752936183471402627);
		40	static const fftw_real K500000000 = FFTW_KONST(+0.500000000000000000000000000000000000000000000);
		41
		42	/*
		43	* Generator Id's :
107	pj	44	* $Id: fn_9.c,v 1.2 2003-03-24 11:14:51 pj Exp $
		45	* $Id: fn_9.c,v 1.2 2003-03-24 11:14:51 pj Exp $
		46	* $Id: fn_9.c,v 1.2 2003-03-24 11:14:51 pj Exp $
2	pj	47	*/
		48
		49	void fftw_no_twiddle_9(const fftw_complex input, fftw_complex output, int istride, int ostride)
		50	{
		51	fftw_real tmp5;
		52	fftw_real tmp17;
		53	fftw_real tmp50;
		54	fftw_real tmp20;
		55	fftw_real tmp78;
		56	fftw_real tmp53;
		57	fftw_real tmp10;
		58	fftw_real tmp26;
		59	fftw_real tmp58;
		60	fftw_real tmp74;
		61	fftw_real tmp31;
		62	fftw_real tmp59;
		63	fftw_real tmp15;
		64	fftw_real tmp37;
		65	fftw_real tmp62;
		66	fftw_real tmp75;
		67	fftw_real tmp42;
		68	fftw_real tmp61;
		69	ASSERT_ALIGNED_DOUBLE();
		70	{
		71	fftw_real tmp1;
		72	fftw_real tmp2;
		73	fftw_real tmp3;
		74	fftw_real tmp4;
		75	ASSERT_ALIGNED_DOUBLE();
		76	tmp1 = c_re(input[0]);
		77	tmp2 = c_re(input[3 * istride]);
		78	tmp3 = c_re(input[6 * istride]);
		79	tmp4 = tmp2 + tmp3;
		80	tmp5 = tmp1 + tmp4;
		81	tmp17 = tmp1 - (K500000000 * tmp4);
		82	tmp50 = K866025403 * (tmp3 - tmp2);
		83	}
		84	{
		85	fftw_real tmp51;
		86	fftw_real tmp18;
		87	fftw_real tmp19;
		88	fftw_real tmp52;
		89	ASSERT_ALIGNED_DOUBLE();
		90	tmp51 = c_im(input[0]);
		91	tmp18 = c_im(input[3 * istride]);
		92	tmp19 = c_im(input[6 * istride]);
		93	tmp52 = tmp18 + tmp19;
		94	tmp20 = K866025403 * (tmp18 - tmp19);
		95	tmp78 = tmp51 + tmp52;
		96	tmp53 = tmp51 - (K500000000 * tmp52);
		97	}
		98	{
		99	fftw_real tmp6;
		100	fftw_real tmp28;
		101	fftw_real tmp9;
		102	fftw_real tmp27;
		103	fftw_real tmp25;
		104	fftw_real tmp29;
		105	fftw_real tmp22;
		106	fftw_real tmp30;
		107	ASSERT_ALIGNED_DOUBLE();
		108	tmp6 = c_re(input[istride]);
		109	tmp28 = c_im(input[istride]);
		110	{
		111	fftw_real tmp7;
		112	fftw_real tmp8;
		113	fftw_real tmp23;
		114	fftw_real tmp24;
		115	ASSERT_ALIGNED_DOUBLE();
		116	tmp7 = c_re(input[4 * istride]);
		117	tmp8 = c_re(input[7 * istride]);
		118	tmp9 = tmp7 + tmp8;
		119	tmp27 = K866025403 * (tmp8 - tmp7);
		120	tmp23 = c_im(input[4 * istride]);
		121	tmp24 = c_im(input[7 * istride]);
		122	tmp25 = K866025403 * (tmp23 - tmp24);
		123	tmp29 = tmp23 + tmp24;
		124	}
		125	tmp10 = tmp6 + tmp9;
		126	tmp22 = tmp6 - (K500000000 * tmp9);
		127	tmp26 = tmp22 + tmp25;
		128	tmp58 = tmp22 - tmp25;
		129	tmp74 = tmp28 + tmp29;
		130	tmp30 = tmp28 - (K500000000 * tmp29);
		131	tmp31 = tmp27 + tmp30;
		132	tmp59 = tmp30 - tmp27;
		133	}
		134	{
		135	fftw_real tmp11;
		136	fftw_real tmp39;
		137	fftw_real tmp14;
		138	fftw_real tmp38;
		139	fftw_real tmp36;
		140	fftw_real tmp40;
		141	fftw_real tmp33;
		142	fftw_real tmp41;
		143	ASSERT_ALIGNED_DOUBLE();
		144	tmp11 = c_re(input[2 * istride]);
		145	tmp39 = c_im(input[2 * istride]);
		146	{
		147	fftw_real tmp12;
		148	fftw_real tmp13;
		149	fftw_real tmp34;
		150	fftw_real tmp35;
		151	ASSERT_ALIGNED_DOUBLE();
		152	tmp12 = c_re(input[5 * istride]);
		153	tmp13 = c_re(input[8 * istride]);
		154	tmp14 = tmp12 + tmp13;
		155	tmp38 = K866025403 * (tmp13 - tmp12);
		156	tmp34 = c_im(input[5 * istride]);
		157	tmp35 = c_im(input[8 * istride]);
		158	tmp36 = K866025403 * (tmp34 - tmp35);
		159	tmp40 = tmp34 + tmp35;
		160	}
		161	tmp15 = tmp11 + tmp14;
		162	tmp33 = tmp11 - (K500000000 * tmp14);
		163	tmp37 = tmp33 + tmp36;
		164	tmp62 = tmp33 - tmp36;
		165	tmp75 = tmp39 + tmp40;
		166	tmp41 = tmp39 - (K500000000 * tmp40);
		167	tmp42 = tmp38 + tmp41;
		168	tmp61 = tmp41 - tmp38;
		169	}
		170	{
		171	fftw_real tmp76;
		172	fftw_real tmp16;
		173	fftw_real tmp73;
		174	fftw_real tmp77;
		175	fftw_real tmp79;
		176	fftw_real tmp80;
		177	ASSERT_ALIGNED_DOUBLE();
		178	tmp76 = K866025403 * (tmp74 - tmp75);
		179	tmp16 = tmp10 + tmp15;
		180	tmp73 = tmp5 - (K500000000 * tmp16);
		181	c_re(output[0]) = tmp5 + tmp16;
		182	c_re(output[3 * ostride]) = tmp73 + tmp76;
		183	c_re(output[6 * ostride]) = tmp73 - tmp76;
		184	tmp77 = K866025403 * (tmp15 - tmp10);
		185	tmp79 = tmp74 + tmp75;
		186	tmp80 = tmp78 - (K500000000 * tmp79);
		187	c_im(output[3 * ostride]) = tmp77 + tmp80;
		188	c_im(output[6 * ostride]) = tmp80 - tmp77;
		189	c_im(output[0]) = tmp78 + tmp79;
		190	}
		191	{
		192	fftw_real tmp21;
		193	fftw_real tmp54;
		194	fftw_real tmp44;
		195	fftw_real tmp49;
		196	fftw_real tmp48;
		197	fftw_real tmp55;
		198	fftw_real tmp45;
		199	fftw_real tmp56;
		200	ASSERT_ALIGNED_DOUBLE();
		201	tmp21 = tmp17 + tmp20;
		202	tmp54 = tmp50 + tmp53;
		203	{
		204	fftw_real tmp32;
		205	fftw_real tmp43;
		206	fftw_real tmp46;
		207	fftw_real tmp47;
		208	ASSERT_ALIGNED_DOUBLE();
		209	tmp32 = (K766044443 * tmp26) + (K642787609 * tmp31);
		210	tmp43 = (K173648177 * tmp37) + (K984807753 * tmp42);
		211	tmp44 = tmp32 + tmp43;
		212	tmp49 = K866025403 * (tmp43 - tmp32);
		213	tmp46 = (K766044443 * tmp31) - (K642787609 * tmp26);
		214	tmp47 = (K173648177 * tmp42) - (K984807753 * tmp37);
		215	tmp48 = K866025403 * (tmp46 - tmp47);
		216	tmp55 = tmp46 + tmp47;
		217	}
		218	c_re(output[ostride]) = tmp21 + tmp44;
		219	tmp45 = tmp21 - (K500000000 * tmp44);
		220	c_re(output[7 * ostride]) = tmp45 - tmp48;
		221	c_re(output[4 * ostride]) = tmp45 + tmp48;
		222	c_im(output[ostride]) = tmp54 + tmp55;
		223	tmp56 = tmp54 - (K500000000 * tmp55);
		224	c_im(output[4 * ostride]) = tmp49 + tmp56;
		225	c_im(output[7 * ostride]) = tmp56 - tmp49;
		226	}
		227	{
		228	fftw_real tmp57;
		229	fftw_real tmp69;
		230	fftw_real tmp72;
		231	fftw_real tmp66;
		232	fftw_real tmp64;
		233	fftw_real tmp65;
		234	fftw_real tmp71;
		235	fftw_real tmp70;
		236	ASSERT_ALIGNED_DOUBLE();
		237	{
		238	fftw_real tmp67;
		239	fftw_real tmp68;
		240	fftw_real tmp60;
		241	fftw_real tmp63;
		242	ASSERT_ALIGNED_DOUBLE();
		243	tmp57 = tmp17 - tmp20;
		244	tmp67 = (K173648177 * tmp59) - (K984807753 * tmp58);
		245	tmp68 = (K342020143 * tmp62) + (K939692620 * tmp61);
		246	tmp69 = tmp67 - tmp68;
		247	tmp72 = K866025403 * (tmp67 + tmp68);
		248	tmp66 = tmp53 - tmp50;
		249	tmp60 = (K173648177 * tmp58) + (K984807753 * tmp59);
		250	tmp63 = (K342020143 * tmp61) - (K939692620 * tmp62);
		251	tmp64 = tmp60 + tmp63;
		252	tmp65 = K866025403 * (tmp63 - tmp60);
		253	}
		254	c_re(output[2 * ostride]) = tmp57 + tmp64;
		255	tmp71 = tmp57 - (K500000000 * tmp64);
		256	c_re(output[8 * ostride]) = tmp71 - tmp72;
		257	c_re(output[5 * ostride]) = tmp71 + tmp72;
		258	c_im(output[2 * ostride]) = tmp66 + tmp69;
		259	tmp70 = tmp66 - (K500000000 * tmp69);
		260	c_im(output[5 * ostride]) = tmp65 + tmp70;
		261	c_im(output[8 * ostride]) = tmp70 - tmp65;
		262	}
		263	}
		264
		265	fftw_codelet_desc fftw_no_twiddle_9_desc =
		266	{
		267	"fftw_no_twiddle_9",
		268	(void (*)()) fftw_no_twiddle_9,
		269	9,
		270	FFTW_FORWARD,
		271	FFTW_NOTW,
		272	199,
		273	0,
		274	(const int *) 0,
		275	};

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(root)/shark/trunk/ports/fftw/fftw/fn_9.c @ 1620 - Rev 107