WebSVN - shark - Blame - Rev 1618 - /shark/branches/xen/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 10 */
		27
		28	/*
		29	* This function contains 84 FP additions, 24 FP multiplications,
		30	* (or, 72 additions, 12 multiplications, 12 fused multiply/add),
		31	* 36 stack variables, and 40 memory accesses
		32	*/
		33	static const fftw_real K250000000 = FFTW_KONST(+0.250000000000000000000000000000000000000000000);
		34	static const fftw_real K559016994 = FFTW_KONST(+0.559016994374947424102293417182819058860154590);
		35	static const fftw_real K587785252 = FFTW_KONST(+0.587785252292473129168705954639072768597652438);
		36	static const fftw_real K951056516 = FFTW_KONST(+0.951056516295153572116439333379382143405698634);
		37
		38	/*
		39	* Generator Id's :
107	pj	40	* $Id: fn_10.c,v 1.2 2003-03-24 11:14:50 pj Exp $
		41	* $Id: fn_10.c,v 1.2 2003-03-24 11:14:50 pj Exp $
		42	* $Id: fn_10.c,v 1.2 2003-03-24 11:14:50 pj Exp $
2	pj	43	*/
		44
		45	void fftw_no_twiddle_10(const fftw_complex input, fftw_complex output, int istride, int ostride)
		46	{
		47	fftw_real tmp3;
		48	fftw_real tmp19;
		49	fftw_real tmp52;
		50	fftw_real tmp76;
		51	fftw_real tmp56;
		52	fftw_real tmp57;
		53	fftw_real tmp10;
		54	fftw_real tmp17;
		55	fftw_real tmp18;
		56	fftw_real tmp74;
		57	fftw_real tmp73;
		58	fftw_real tmp22;
		59	fftw_real tmp25;
		60	fftw_real tmp26;
		61	fftw_real tmp36;
		62	fftw_real tmp43;
		63	fftw_real tmp47;
		64	fftw_real tmp48;
		65	fftw_real tmp53;
		66	fftw_real tmp66;
		67	fftw_real tmp69;
		68	fftw_real tmp77;
		69	fftw_real tmp78;
		70	fftw_real tmp79;
		71	ASSERT_ALIGNED_DOUBLE();
		72	{
		73	fftw_real tmp1;
		74	fftw_real tmp2;
		75	fftw_real tmp50;
		76	fftw_real tmp51;
		77	ASSERT_ALIGNED_DOUBLE();
		78	tmp1 = c_re(input[0]);
		79	tmp2 = c_re(input[5 * istride]);
		80	tmp3 = tmp1 - tmp2;
		81	tmp19 = tmp1 + tmp2;
		82	tmp50 = c_im(input[0]);
		83	tmp51 = c_im(input[5 * istride]);
		84	tmp52 = tmp50 - tmp51;
		85	tmp76 = tmp50 + tmp51;
		86	}
		87	{
		88	fftw_real tmp6;
		89	fftw_real tmp20;
		90	fftw_real tmp16;
		91	fftw_real tmp24;
		92	fftw_real tmp9;
		93	fftw_real tmp21;
		94	fftw_real tmp13;
		95	fftw_real tmp23;
		96	ASSERT_ALIGNED_DOUBLE();
		97	{
		98	fftw_real tmp4;
		99	fftw_real tmp5;
		100	fftw_real tmp14;
		101	fftw_real tmp15;
		102	ASSERT_ALIGNED_DOUBLE();
		103	tmp4 = c_re(input[2 * istride]);
		104	tmp5 = c_re(input[7 * istride]);
		105	tmp6 = tmp4 - tmp5;
		106	tmp20 = tmp4 + tmp5;
		107	tmp14 = c_re(input[6 * istride]);
		108	tmp15 = c_re(input[istride]);
		109	tmp16 = tmp14 - tmp15;
		110	tmp24 = tmp14 + tmp15;
		111	}
		112	{
		113	fftw_real tmp7;
		114	fftw_real tmp8;
		115	fftw_real tmp11;
		116	fftw_real tmp12;
		117	ASSERT_ALIGNED_DOUBLE();
		118	tmp7 = c_re(input[8 * istride]);
		119	tmp8 = c_re(input[3 * istride]);
		120	tmp9 = tmp7 - tmp8;
		121	tmp21 = tmp7 + tmp8;
		122	tmp11 = c_re(input[4 * istride]);
		123	tmp12 = c_re(input[9 * istride]);
		124	tmp13 = tmp11 - tmp12;
		125	tmp23 = tmp11 + tmp12;
		126	}
		127	tmp56 = tmp6 - tmp9;
		128	tmp57 = tmp13 - tmp16;
		129	tmp10 = tmp6 + tmp9;
		130	tmp17 = tmp13 + tmp16;
		131	tmp18 = tmp10 + tmp17;
		132	tmp74 = tmp20 - tmp21;
		133	tmp73 = tmp23 - tmp24;
		134	tmp22 = tmp20 + tmp21;
		135	tmp25 = tmp23 + tmp24;
		136	tmp26 = tmp22 + tmp25;
		137	}
		138	{
		139	fftw_real tmp32;
		140	fftw_real tmp67;
		141	fftw_real tmp42;
		142	fftw_real tmp65;
		143	fftw_real tmp35;
		144	fftw_real tmp68;
		145	fftw_real tmp39;
		146	fftw_real tmp64;
		147	ASSERT_ALIGNED_DOUBLE();
		148	{
		149	fftw_real tmp30;
		150	fftw_real tmp31;
		151	fftw_real tmp40;
		152	fftw_real tmp41;
		153	ASSERT_ALIGNED_DOUBLE();
		154	tmp30 = c_im(input[2 * istride]);
		155	tmp31 = c_im(input[7 * istride]);
		156	tmp32 = tmp30 - tmp31;
		157	tmp67 = tmp30 + tmp31;
		158	tmp40 = c_im(input[6 * istride]);
		159	tmp41 = c_im(input[istride]);
		160	tmp42 = tmp40 - tmp41;
		161	tmp65 = tmp40 + tmp41;
		162	}
		163	{
		164	fftw_real tmp33;
		165	fftw_real tmp34;
		166	fftw_real tmp37;
		167	fftw_real tmp38;
		168	ASSERT_ALIGNED_DOUBLE();
		169	tmp33 = c_im(input[8 * istride]);
		170	tmp34 = c_im(input[3 * istride]);
		171	tmp35 = tmp33 - tmp34;
		172	tmp68 = tmp33 + tmp34;
		173	tmp37 = c_im(input[4 * istride]);
		174	tmp38 = c_im(input[9 * istride]);
		175	tmp39 = tmp37 - tmp38;
		176	tmp64 = tmp37 + tmp38;
		177	}
		178	tmp36 = tmp32 - tmp35;
		179	tmp43 = tmp39 - tmp42;
		180	tmp47 = tmp32 + tmp35;
		181	tmp48 = tmp39 + tmp42;
		182	tmp53 = tmp47 + tmp48;
		183	tmp66 = tmp64 - tmp65;
		184	tmp69 = tmp67 - tmp68;
		185	tmp77 = tmp67 + tmp68;
		186	tmp78 = tmp64 + tmp65;
		187	tmp79 = tmp77 + tmp78;
		188	}
		189	c_re(output[5 * ostride]) = tmp3 + tmp18;
		190	{
		191	fftw_real tmp44;
		192	fftw_real tmp46;
		193	fftw_real tmp29;
		194	fftw_real tmp45;
		195	fftw_real tmp27;
		196	fftw_real tmp28;
		197	ASSERT_ALIGNED_DOUBLE();
		198	tmp44 = (K951056516 * tmp36) + (K587785252 * tmp43);
		199	tmp46 = (K951056516 * tmp43) - (K587785252 * tmp36);
		200	tmp27 = K559016994 * (tmp10 - tmp17);
		201	tmp28 = tmp3 - (K250000000 * tmp18);
		202	tmp29 = tmp27 + tmp28;
		203	tmp45 = tmp28 - tmp27;
		204	c_re(output[9 * ostride]) = tmp29 - tmp44;
		205	c_re(output[ostride]) = tmp29 + tmp44;
		206	c_re(output[7 * ostride]) = tmp45 - tmp46;
		207	c_re(output[3 * ostride]) = tmp45 + tmp46;
		208	}
		209	c_re(output[0]) = tmp19 + tmp26;
		210	{
		211	fftw_real tmp70;
		212	fftw_real tmp72;
		213	fftw_real tmp63;
		214	fftw_real tmp71;
		215	fftw_real tmp61;
		216	fftw_real tmp62;
		217	ASSERT_ALIGNED_DOUBLE();
		218	tmp70 = (K951056516 * tmp66) - (K587785252 * tmp69);
		219	tmp72 = (K951056516 * tmp69) + (K587785252 * tmp66);
		220	tmp61 = tmp19 - (K250000000 * tmp26);
		221	tmp62 = K559016994 * (tmp22 - tmp25);
		222	tmp63 = tmp61 - tmp62;
		223	tmp71 = tmp62 + tmp61;
		224	c_re(output[2 * ostride]) = tmp63 - tmp70;
		225	c_re(output[8 * ostride]) = tmp63 + tmp70;
		226	c_re(output[4 * ostride]) = tmp71 - tmp72;
		227	c_re(output[6 * ostride]) = tmp71 + tmp72;
		228	}
		229	c_im(output[5 * ostride]) = tmp52 + tmp53;
		230	{
		231	fftw_real tmp58;
		232	fftw_real tmp60;
		233	fftw_real tmp55;
		234	fftw_real tmp59;
		235	fftw_real tmp49;
		236	fftw_real tmp54;
		237	ASSERT_ALIGNED_DOUBLE();
		238	tmp58 = (K951056516 * tmp56) + (K587785252 * tmp57);
		239	tmp60 = (K951056516 * tmp57) - (K587785252 * tmp56);
		240	tmp49 = K559016994 * (tmp47 - tmp48);
		241	tmp54 = tmp52 - (K250000000 * tmp53);
		242	tmp55 = tmp49 + tmp54;
		243	tmp59 = tmp54 - tmp49;
		244	c_im(output[ostride]) = tmp55 - tmp58;
		245	c_im(output[9 * ostride]) = tmp58 + tmp55;
		246	c_im(output[3 * ostride]) = tmp59 - tmp60;
		247	c_im(output[7 * ostride]) = tmp60 + tmp59;
		248	}
		249	c_im(output[0]) = tmp76 + tmp79;
		250	{
		251	fftw_real tmp75;
		252	fftw_real tmp83;
		253	fftw_real tmp82;
		254	fftw_real tmp84;
		255	fftw_real tmp80;
		256	fftw_real tmp81;
		257	ASSERT_ALIGNED_DOUBLE();
		258	tmp75 = (K951056516 * tmp73) - (K587785252 * tmp74);
		259	tmp83 = (K951056516 * tmp74) + (K587785252 * tmp73);
		260	tmp80 = tmp76 - (K250000000 * tmp79);
		261	tmp81 = K559016994 * (tmp77 - tmp78);
		262	tmp82 = tmp80 - tmp81;
		263	tmp84 = tmp81 + tmp80;
		264	c_im(output[2 * ostride]) = tmp75 + tmp82;
		265	c_im(output[8 * ostride]) = tmp82 - tmp75;
		266	c_im(output[4 * ostride]) = tmp83 + tmp84;
		267	c_im(output[6 * ostride]) = tmp84 - tmp83;
		268	}
		269	}
		270
		271	fftw_codelet_desc fftw_no_twiddle_10_desc =
		272	{
		273	"fftw_no_twiddle_10",
		274	(void (*)()) fftw_no_twiddle_10,
		275	10,
		276	FFTW_FORWARD,
		277	FFTW_NOTW,
		278	221,
		279	0,
		280	(const int *) 0,
		281	};

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