WebSVN - shark - Blame - Rev 2 - /shark/branches/pj/ports/fftw/fftw/fni

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 13:54:47 EDT 1999 */
		22
		23	#include <ports/fftw-int.h>
		24	#include <ports/fftw.h>
		25
		26	/* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -notwiddleinv 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 K642787609 = FFTW_KONST(+0.642787609686539326322643409907263432907559884);
		34	static const fftw_real K766044443 = FFTW_KONST(+0.766044443118978035202392650555416673935832457);
		35	static const fftw_real K939692620 = FFTW_KONST(+0.939692620785908384054109277324731469936208134);
		36	static const fftw_real K342020143 = FFTW_KONST(+0.342020143325668733044099614682259580763083368);
		37	static const fftw_real K984807753 = FFTW_KONST(+0.984807753012208059366743024589523013670643252);
		38	static const fftw_real K173648177 = FFTW_KONST(+0.173648177666930348851716626769314796000375677);
		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 :
		44	* $Id: fni_9.c,v 1.1.1.1 2002-03-29 14:12:56 pj Exp $
		45	* $Id: fni_9.c,v 1.1.1.1 2002-03-29 14:12:56 pj Exp $
		46	* $Id: fni_9.c,v 1.1.1.1 2002-03-29 14:12:56 pj Exp $
		47	*/
		48
		49	void fftwi_no_twiddle_9(const fftw_complex input, fftw_complex output, int istride, int ostride)
		50	{
		51	fftw_real tmp5;
		52	fftw_real tmp37;
		53	fftw_real tmp57;
		54	fftw_real tmp22;
		55	fftw_real tmp56;
		56	fftw_real tmp38;
		57	fftw_real tmp10;
		58	fftw_real tmp42;
		59	fftw_real tmp66;
		60	fftw_real tmp27;
		61	fftw_real tmp45;
		62	fftw_real tmp67;
		63	fftw_real tmp15;
		64	fftw_real tmp52;
		65	fftw_real tmp69;
		66	fftw_real tmp32;
		67	fftw_real tmp49;
		68	fftw_real tmp70;
		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	tmp37 = tmp1 - (K500000000 * tmp4);
		82	tmp57 = K866025403 * (tmp2 - tmp3);
		83	}
		84	{
		85	fftw_real tmp18;
		86	fftw_real tmp19;
		87	fftw_real tmp20;
		88	fftw_real tmp21;
		89	ASSERT_ALIGNED_DOUBLE();
		90	tmp18 = c_im(input[0]);
		91	tmp19 = c_im(input[3 * istride]);
		92	tmp20 = c_im(input[6 * istride]);
		93	tmp21 = tmp19 + tmp20;
		94	tmp22 = tmp18 + tmp21;
		95	tmp56 = tmp18 - (K500000000 * tmp21);
		96	tmp38 = K866025403 * (tmp20 - tmp19);
		97	}
		98	{
		99	fftw_real tmp6;
		100	fftw_real tmp23;
		101	fftw_real tmp9;
		102	fftw_real tmp44;
		103	fftw_real tmp26;
		104	fftw_real tmp41;
		105	fftw_real tmp40;
		106	fftw_real tmp43;
		107	ASSERT_ALIGNED_DOUBLE();
		108	tmp6 = c_re(input[istride]);
		109	tmp23 = c_im(input[istride]);
		110	{
		111	fftw_real tmp7;
		112	fftw_real tmp8;
		113	fftw_real tmp24;
		114	fftw_real tmp25;
		115	ASSERT_ALIGNED_DOUBLE();
		116	tmp7 = c_re(input[4 * istride]);
		117	tmp8 = c_re(input[7 * istride]);
		118	tmp9 = tmp7 + tmp8;
		119	tmp44 = K866025403 * (tmp7 - tmp8);
		120	tmp24 = c_im(input[4 * istride]);
		121	tmp25 = c_im(input[7 * istride]);
		122	tmp26 = tmp24 + tmp25;
		123	tmp41 = K866025403 * (tmp25 - tmp24);
		124	}
		125	tmp10 = tmp6 + tmp9;
		126	tmp40 = tmp6 - (K500000000 * tmp9);
		127	tmp42 = tmp40 - tmp41;
		128	tmp66 = tmp40 + tmp41;
		129	tmp27 = tmp23 + tmp26;
		130	tmp43 = tmp23 - (K500000000 * tmp26);
		131	tmp45 = tmp43 - tmp44;
		132	tmp67 = tmp44 + tmp43;
		133	}
		134	{
		135	fftw_real tmp11;
		136	fftw_real tmp28;
		137	fftw_real tmp14;
		138	fftw_real tmp48;
		139	fftw_real tmp31;
		140	fftw_real tmp51;
		141	fftw_real tmp50;
		142	fftw_real tmp47;
		143	ASSERT_ALIGNED_DOUBLE();
		144	tmp11 = c_re(input[2 * istride]);
		145	tmp28 = c_im(input[2 * istride]);
		146	{
		147	fftw_real tmp12;
		148	fftw_real tmp13;
		149	fftw_real tmp29;
		150	fftw_real tmp30;
		151	ASSERT_ALIGNED_DOUBLE();
		152	tmp12 = c_re(input[5 * istride]);
		153	tmp13 = c_re(input[8 * istride]);
		154	tmp14 = tmp12 + tmp13;
		155	tmp48 = K866025403 * (tmp12 - tmp13);
		156	tmp29 = c_im(input[5 * istride]);
		157	tmp30 = c_im(input[8 * istride]);
		158	tmp31 = tmp29 + tmp30;
		159	tmp51 = K866025403 * (tmp30 - tmp29);
		160	}
		161	tmp15 = tmp11 + tmp14;
		162	tmp50 = tmp11 - (K500000000 * tmp14);
		163	tmp52 = tmp50 - tmp51;
		164	tmp69 = tmp50 + tmp51;
		165	tmp32 = tmp28 + tmp31;
		166	tmp47 = tmp28 - (K500000000 * tmp31);
		167	tmp49 = tmp47 - tmp48;
		168	tmp70 = tmp48 + tmp47;
		169	}
		170	{
		171	fftw_real tmp36;
		172	fftw_real tmp16;
		173	fftw_real tmp35;
		174	fftw_real tmp17;
		175	fftw_real tmp33;
		176	fftw_real tmp34;
		177	ASSERT_ALIGNED_DOUBLE();
		178	tmp36 = K866025403 * (tmp32 - tmp27);
		179	tmp16 = tmp10 + tmp15;
		180	tmp35 = tmp5 - (K500000000 * tmp16);
		181	c_re(output[0]) = tmp5 + tmp16;
		182	c_re(output[3 * ostride]) = tmp35 + tmp36;
		183	c_re(output[6 * ostride]) = tmp35 - tmp36;
		184	tmp17 = K866025403 * (tmp10 - tmp15);
		185	tmp33 = tmp27 + tmp32;
		186	tmp34 = tmp22 - (K500000000 * tmp33);
		187	c_im(output[3 * ostride]) = tmp17 + tmp34;
		188	c_im(output[6 * ostride]) = tmp34 - tmp17;
		189	c_im(output[0]) = tmp22 + tmp33;
		190	}
		191	{
		192	fftw_real tmp39;
		193	fftw_real tmp61;
		194	fftw_real tmp64;
		195	fftw_real tmp58;
		196	fftw_real tmp54;
		197	fftw_real tmp55;
		198	fftw_real tmp63;
		199	fftw_real tmp62;
		200	ASSERT_ALIGNED_DOUBLE();
		201	{
		202	fftw_real tmp59;
		203	fftw_real tmp60;
		204	fftw_real tmp46;
		205	fftw_real tmp53;
		206	ASSERT_ALIGNED_DOUBLE();
		207	tmp39 = tmp37 - tmp38;
		208	tmp59 = (K173648177 * tmp45) + (K984807753 * tmp42);
		209	tmp60 = (K342020143 * tmp52) - (K939692620 * tmp49);
		210	tmp61 = tmp59 + tmp60;
		211	tmp64 = K866025403 * (tmp60 - tmp59);
		212	tmp58 = tmp56 - tmp57;
		213	tmp46 = (K173648177 * tmp42) - (K984807753 * tmp45);
		214	tmp53 = (K342020143 * tmp49) + (K939692620 * tmp52);
		215	tmp54 = tmp46 - tmp53;
		216	tmp55 = K866025403 * (tmp46 + tmp53);
		217	}
		218	c_re(output[2 * ostride]) = tmp39 + tmp54;
		219	tmp63 = tmp39 - (K500000000 * tmp54);
		220	c_re(output[8 * ostride]) = tmp63 - tmp64;
		221	c_re(output[5 * ostride]) = tmp63 + tmp64;
		222	c_im(output[2 * ostride]) = tmp58 + tmp61;
		223	tmp62 = tmp58 - (K500000000 * tmp61);
		224	c_im(output[5 * ostride]) = tmp55 + tmp62;
		225	c_im(output[8 * ostride]) = tmp62 - tmp55;
		226	}
		227	{
		228	fftw_real tmp65;
		229	fftw_real tmp77;
		230	fftw_real tmp80;
		231	fftw_real tmp74;
		232	fftw_real tmp72;
		233	fftw_real tmp73;
		234	fftw_real tmp79;
		235	fftw_real tmp78;
		236	ASSERT_ALIGNED_DOUBLE();
		237	{
		238	fftw_real tmp75;
		239	fftw_real tmp76;
		240	fftw_real tmp68;
		241	fftw_real tmp71;
		242	ASSERT_ALIGNED_DOUBLE();
		243	tmp65 = tmp37 + tmp38;
		244	tmp75 = (K766044443 * tmp67) + (K642787609 * tmp66);
		245	tmp76 = (K173648177 * tmp70) + (K984807753 * tmp69);
		246	tmp77 = tmp75 + tmp76;
		247	tmp80 = K866025403 * (tmp76 - tmp75);
		248	tmp74 = tmp57 + tmp56;
		249	tmp68 = (K766044443 * tmp66) - (K642787609 * tmp67);
		250	tmp71 = (K173648177 * tmp69) - (K984807753 * tmp70);
		251	tmp72 = tmp68 + tmp71;
		252	tmp73 = K866025403 * (tmp68 - tmp71);
		253	}
		254	c_re(output[ostride]) = tmp65 + tmp72;
		255	tmp79 = tmp65 - (K500000000 * tmp72);
		256	c_re(output[7 * ostride]) = tmp79 - tmp80;
		257	c_re(output[4 * ostride]) = tmp79 + tmp80;
		258	c_im(output[ostride]) = tmp74 + tmp77;
		259	tmp78 = tmp74 - (K500000000 * tmp77);
		260	c_im(output[4 * ostride]) = tmp73 + tmp78;
		261	c_im(output[7 * ostride]) = tmp78 - tmp73;
		262	}
		263	}
		264
		265	fftw_codelet_desc fftwi_no_twiddle_9_desc =
		266	{
		267	"fftwi_no_twiddle_9",
		268	(void (*)()) fftwi_no_twiddle_9,
		269	9,
		270	FFTW_BACKWARD,
		271	FFTW_NOTW,
		272	210,
		273	0,
		274	(const int *) 0,
		275	};

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