WebSVN - shark - Blame - Rev 107 - /shark/trunk/ports/fftw/rfftw/fcr

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 13:55:08 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 -hc2real 13 */
		27
		28	/*
		29	* This function contains 76 FP additions, 35 FP multiplications,
		30	* (or, 56 additions, 15 multiplications, 20 fused multiply/add),
		31	* 36 stack variables, and 26 memory accesses
		32	*/
		33	static const fftw_real K531932498 = FFTW_KONST(+0.531932498429674575175042127684371897596660533);
		34	static const fftw_real K774781170 = FFTW_KONST(+0.774781170935234584261351932853525703557550433);
		35	static const fftw_real K1_007074065 = FFTW_KONST(+1.007074065727533254493747707736933954186697125);
		36	static const fftw_real K227708958 = FFTW_KONST(+0.227708958111581597949308691735310621069285120);
		37	static const fftw_real K265966249 = FFTW_KONST(+0.265966249214837287587521063842185948798330267);
		38	static const fftw_real K516520780 = FFTW_KONST(+0.516520780623489722840901288569017135705033622);
		39	static const fftw_real K151805972 = FFTW_KONST(+0.151805972074387731966205794490207080712856746);
		40	static const fftw_real K503537032 = FFTW_KONST(+0.503537032863766627246873853868466977093348562);
		41	static const fftw_real K166666666 = FFTW_KONST(+0.166666666666666666666666666666666666666666667);
		42	static const fftw_real K600925212 = FFTW_KONST(+0.600925212577331548853203544578415991041882762);
		43	static const fftw_real K500000000 = FFTW_KONST(+0.500000000000000000000000000000000000000000000);
		44	static const fftw_real K348277202 = FFTW_KONST(+0.348277202304271810011321589858529485233929352);
		45	static const fftw_real K1_150281458 = FFTW_KONST(+1.150281458948006242736771094910906776922003215);
		46	static const fftw_real K256247671 = FFTW_KONST(+0.256247671582936600958684654061725059144125175);
		47	static const fftw_real K156891391 = FFTW_KONST(+0.156891391051584611046832726756003269660212636);
		48	static const fftw_real K300238635 = FFTW_KONST(+0.300238635966332641462884626667381504676006424);
		49	static const fftw_real K011599105 = FFTW_KONST(+0.011599105605768290721655456654083252189827041);
		50	static const fftw_real K1_732050807 = FFTW_KONST(+1.732050807568877293527446341505872366942805254);
		51	static const fftw_real K2_000000000 = FFTW_KONST(+2.000000000000000000000000000000000000000000000);
		52
		53	/*
		54	* Generator Id's :
107	pj	55	* $Id: fcr_13.c,v 1.2 2003-03-24 11:14:55 pj Exp $
		56	* $Id: fcr_13.c,v 1.2 2003-03-24 11:14:55 pj Exp $
		57	* $Id: fcr_13.c,v 1.2 2003-03-24 11:14:55 pj Exp $
2	pj	58	*/
		59
		60	void fftw_hc2real_13(const fftw_real real_input, const fftw_real imag_input, fftw_real *output, int real_istride, int imag_istride, int ostride)
		61	{
		62	fftw_real tmp42;
		63	fftw_real tmp52;
		64	fftw_real tmp45;
		65	fftw_real tmp51;
		66	fftw_real tmp56;
		67	fftw_real tmp67;
		68	fftw_real tmp1;
		69	fftw_real tmp22;
		70	fftw_real tmp12;
		71	fftw_real tmp13;
		72	fftw_real tmp16;
		73	fftw_real tmp19;
		74	fftw_real tmp20;
		75	fftw_real tmp23;
		76	fftw_real tmp24;
		77	fftw_real tmp25;
		78	ASSERT_ALIGNED_DOUBLE();
		79	{
		80	fftw_real tmp28;
		81	fftw_real tmp31;
		82	fftw_real tmp32;
		83	fftw_real tmp37;
		84	fftw_real tmp39;
		85	fftw_real tmp38;
		86	fftw_real tmp35;
		87	fftw_real tmp40;
		88	fftw_real tmp36;
		89	fftw_real tmp41;
		90	ASSERT_ALIGNED_DOUBLE();
		91	{
		92	fftw_real tmp29;
		93	fftw_real tmp30;
		94	fftw_real tmp33;
		95	fftw_real tmp34;
		96	ASSERT_ALIGNED_DOUBLE();
		97	tmp28 = imag_input[imag_istride];
		98	tmp29 = imag_input[3 * imag_istride];
		99	tmp30 = imag_input[4 * imag_istride];
		100	tmp31 = tmp29 - tmp30;
		101	tmp32 = (K2_000000000 * tmp28) - tmp31;
		102	tmp37 = K1_732050807 * (tmp29 + tmp30);
		103	tmp39 = imag_input[5 * imag_istride];
		104	tmp33 = imag_input[6 * imag_istride];
		105	tmp34 = imag_input[2 * imag_istride];
		106	tmp38 = tmp33 + tmp34;
		107	tmp35 = K1_732050807 * (tmp33 - tmp34);
		108	tmp40 = tmp38 - (K2_000000000 * tmp39);
		109	}
		110	tmp36 = tmp32 + tmp35;
		111	tmp41 = tmp37 - tmp40;
		112	tmp42 = (K011599105 * tmp36) - (K300238635 * tmp41);
		113	tmp52 = (K300238635 * tmp36) + (K011599105 * tmp41);
		114	{
		115	fftw_real tmp43;
		116	fftw_real tmp44;
		117	fftw_real tmp54;
		118	fftw_real tmp55;
		119	ASSERT_ALIGNED_DOUBLE();
		120	tmp43 = tmp32 - tmp35;
		121	tmp44 = tmp37 + tmp40;
		122	tmp45 = (K156891391 * tmp43) + (K256247671 * tmp44);
		123	tmp51 = (K256247671 * tmp43) - (K156891391 * tmp44);
		124	tmp54 = tmp28 + tmp31;
		125	tmp55 = tmp38 + tmp39;
		126	tmp56 = (K1_150281458 * tmp54) - (K348277202 * tmp55);
		127	tmp67 = (K348277202 * tmp54) + (K1_150281458 * tmp55);
		128	}
		129	}
		130	{
		131	fftw_real tmp11;
		132	fftw_real tmp18;
		133	fftw_real tmp15;
		134	fftw_real tmp6;
		135	fftw_real tmp17;
		136	fftw_real tmp14;
		137	ASSERT_ALIGNED_DOUBLE();
		138	tmp1 = real_input[0];
		139	{
		140	fftw_real tmp7;
		141	fftw_real tmp8;
		142	fftw_real tmp9;
		143	fftw_real tmp10;
		144	ASSERT_ALIGNED_DOUBLE();
		145	tmp7 = real_input[5 * real_istride];
		146	tmp8 = real_input[6 * real_istride];
		147	tmp9 = real_input[2 * real_istride];
		148	tmp10 = tmp8 + tmp9;
		149	tmp11 = tmp7 + tmp10;
		150	tmp18 = tmp7 - (K500000000 * tmp10);
		151	tmp15 = tmp8 - tmp9;
		152	}
		153	{
		154	fftw_real tmp2;
		155	fftw_real tmp3;
		156	fftw_real tmp4;
		157	fftw_real tmp5;
		158	ASSERT_ALIGNED_DOUBLE();
		159	tmp2 = real_input[real_istride];
		160	tmp3 = real_input[3 * real_istride];
		161	tmp4 = real_input[4 * real_istride];
		162	tmp5 = tmp3 + tmp4;
		163	tmp6 = tmp2 + tmp5;
		164	tmp17 = tmp2 - (K500000000 * tmp5);
		165	tmp14 = tmp3 - tmp4;
		166	}
		167	tmp22 = K600925212 * (tmp6 - tmp11);
		168	tmp12 = tmp6 + tmp11;
		169	tmp13 = tmp1 - (K166666666 * tmp12);
		170	tmp16 = tmp14 - tmp15;
		171	tmp19 = tmp17 + tmp18;
		172	tmp20 = (K503537032 * tmp16) + (K151805972 * tmp19);
		173	tmp23 = tmp17 - tmp18;
		174	tmp24 = tmp14 + tmp15;
		175	tmp25 = (K516520780 * tmp23) - (K265966249 * tmp24);
		176	}
		177	output[0] = tmp1 + (K2_000000000 * tmp12);
		178	{
		179	fftw_real tmp46;
		180	fftw_real tmp68;
		181	fftw_real tmp70;
		182	fftw_real tmp27;
		183	fftw_real tmp69;
		184	fftw_real tmp73;
		185	fftw_real tmp57;
		186	fftw_real tmp64;
		187	fftw_real tmp63;
		188	fftw_real tmp65;
		189	fftw_real tmp50;
		190	fftw_real tmp72;
		191	ASSERT_ALIGNED_DOUBLE();
		192	{
		193	fftw_real tmp66;
		194	fftw_real tmp21;
		195	fftw_real tmp26;
		196	fftw_real tmp53;
		197	ASSERT_ALIGNED_DOUBLE();
		198	tmp46 = K1_732050807 * (tmp42 + tmp45);
		199	tmp66 = tmp42 - tmp45;
		200	tmp68 = (K2_000000000 * tmp66) - tmp67;
		201	tmp70 = tmp66 + tmp67;
		202	tmp21 = tmp13 - tmp20;
		203	tmp26 = tmp22 - tmp25;
		204	tmp27 = tmp21 - tmp26;
		205	tmp69 = tmp26 + tmp21;
		206	tmp73 = K1_732050807 * (tmp52 + tmp51);
		207	tmp53 = tmp51 - tmp52;
		208	tmp57 = tmp53 + tmp56;
		209	tmp64 = tmp56 - (K2_000000000 * tmp53);
		210	{
		211	fftw_real tmp61;
		212	fftw_real tmp62;
		213	fftw_real tmp48;
		214	fftw_real tmp49;
		215	ASSERT_ALIGNED_DOUBLE();
		216	tmp61 = (K2_000000000 * tmp20) + tmp13;
		217	tmp62 = (K2_000000000 * tmp25) + tmp22;
		218	tmp63 = tmp61 - tmp62;
		219	tmp65 = tmp62 + tmp61;
		220	tmp48 = (K227708958 * tmp16) - (K1_007074065 * tmp19);
		221	tmp49 = (K774781170 * tmp24) + (K531932498 * tmp23);
		222	tmp50 = tmp48 - tmp49;
		223	tmp72 = tmp49 + tmp48;
		224	}
		225	}
		226	output[5 * ostride] = tmp63 - tmp64;
		227	output[8 * ostride] = tmp63 + tmp64;
		228	{
		229	fftw_real tmp47;
		230	fftw_real tmp58;
		231	fftw_real tmp59;
		232	fftw_real tmp60;
		233	ASSERT_ALIGNED_DOUBLE();
		234	tmp47 = tmp27 - tmp46;
		235	tmp58 = tmp50 + tmp57;
		236	output[2 * ostride] = tmp47 - tmp58;
		237	output[7 * ostride] = tmp47 + tmp58;
		238	tmp59 = tmp27 + tmp46;
		239	tmp60 = tmp57 - tmp50;
		240	output[6 * ostride] = tmp59 - tmp60;
		241	output[11 * ostride] = tmp59 + tmp60;
		242	}
		243	output[12 * ostride] = tmp65 - tmp68;
		244	output[ostride] = tmp65 + tmp68;
		245	{
		246	fftw_real tmp71;
		247	fftw_real tmp74;
		248	fftw_real tmp75;
		249	fftw_real tmp76;
		250	ASSERT_ALIGNED_DOUBLE();
		251	tmp71 = tmp69 - tmp70;
		252	tmp74 = tmp72 + tmp73;
		253	output[3 * ostride] = tmp71 - tmp74;
		254	output[9 * ostride] = tmp74 + tmp71;
		255	tmp75 = tmp69 + tmp70;
		256	tmp76 = tmp73 - tmp72;
		257	output[4 * ostride] = tmp75 - tmp76;
		258	output[10 * ostride] = tmp76 + tmp75;
		259	}
		260	}
		261	}
		262
		263	fftw_codelet_desc fftw_hc2real_13_desc =
		264	{
		265	"fftw_hc2real_13",
		266	(void (*)()) fftw_hc2real_13,
		267	13,
		268	FFTW_BACKWARD,
		269	FFTW_HC2REAL,
		270	301,
		271	0,
		272	(const int *) 0,
		273	};

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(root)/shark/trunk/ports/fftw/rfftw/fcr_13.c @ 342 - Rev 107