WebSVN - shark - Blame - Rev 760 - /shark/trunk/ports/fftw/rfftw/fhb

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 13:56:08 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 -hc2hc-backward 16 */
		27
		28	/*
		29	* This function contains 298 FP additions, 134 FP multiplications,
		30	* (or, 244 additions, 80 multiplications, 54 fused multiply/add),
		31	* 49 stack variables, and 128 memory accesses
		32	*/
		33	static const fftw_real K1_961570560 = FFTW_KONST(+1.961570560806460898252364472268478073947867462);
		34	static const fftw_real K390180644 = FFTW_KONST(+0.390180644032256535696569736954044481855383236);
		35	static const fftw_real K1_111140466 = FFTW_KONST(+1.111140466039204449485661627897065748749874382);
		36	static const fftw_real K1_662939224 = FFTW_KONST(+1.662939224605090474157576755235811513477121624);
		37	static const fftw_real K707106781 = FFTW_KONST(+0.707106781186547524400844362104849039284835938);
		38	static const fftw_real K382683432 = FFTW_KONST(+0.382683432365089771728459984030398866761344562);
		39	static const fftw_real K923879532 = FFTW_KONST(+0.923879532511286756128183189396788286822416626);
		40	static const fftw_real K765366864 = FFTW_KONST(+0.765366864730179543456919968060797733522689125);
		41	static const fftw_real K1_847759065 = FFTW_KONST(+1.847759065022573512256366378793576573644833252);
		42	static const fftw_real K1_414213562 = FFTW_KONST(+1.414213562373095048801688724209698078569671875);
		43	static const fftw_real K2_000000000 = FFTW_KONST(+2.000000000000000000000000000000000000000000000);
		44
		45	/*
		46	* Generator Id's :
107	pj	47	* $Id: fhb_16.c,v 1.2 2003-03-24 11:14:56 pj Exp $
		48	* $Id: fhb_16.c,v 1.2 2003-03-24 11:14:56 pj Exp $
		49	* $Id: fhb_16.c,v 1.2 2003-03-24 11:14:56 pj Exp $
2	pj	50	*/
		51
		52	void fftw_hc2hc_backward_16(fftw_real A, const fftw_complex W, int iostride, int m, int dist)
		53	{
		54	int i;
		55	fftw_real *X;
		56	fftw_real *Y;
		57	X = A;
		58	Y = A + (16 * iostride);
		59	{
		60	fftw_real tmp279;
		61	fftw_real tmp324;
		62	fftw_real tmp312;
		63	fftw_real tmp299;
		64	fftw_real tmp276;
		65	fftw_real tmp296;
		66	fftw_real tmp309;
		67	fftw_real tmp323;
		68	fftw_real tmp283;
		69	fftw_real tmp291;
		70	fftw_real tmp286;
		71	fftw_real tmp294;
		72	fftw_real tmp301;
		73	fftw_real tmp319;
		74	fftw_real tmp327;
		75	fftw_real tmp326;
		76	fftw_real tmp316;
		77	fftw_real tmp302;
		78	ASSERT_ALIGNED_DOUBLE();
		79	{
		80	fftw_real tmp277;
		81	fftw_real tmp278;
		82	fftw_real tmp310;
		83	fftw_real tmp297;
		84	fftw_real tmp298;
		85	fftw_real tmp311;
		86	ASSERT_ALIGNED_DOUBLE();
		87	tmp277 = X[2 * iostride];
		88	tmp278 = X[6 * iostride];
		89	tmp310 = tmp277 - tmp278;
		90	tmp297 = Y[-2 * iostride];
		91	tmp298 = Y[-6 * iostride];
		92	tmp311 = tmp298 + tmp297;
		93	tmp279 = K2_000000000 * (tmp277 + tmp278);
		94	tmp324 = K1_414213562 * (tmp310 + tmp311);
		95	tmp312 = K1_414213562 * (tmp310 - tmp311);
		96	tmp299 = K2_000000000 * (tmp297 - tmp298);
		97	}
		98	{
		99	fftw_real tmp275;
		100	fftw_real tmp308;
		101	fftw_real tmp273;
		102	fftw_real tmp306;
		103	ASSERT_ALIGNED_DOUBLE();
		104	{
		105	fftw_real tmp274;
		106	fftw_real tmp307;
		107	fftw_real tmp271;
		108	fftw_real tmp272;
		109	ASSERT_ALIGNED_DOUBLE();
		110	tmp274 = X[4 * iostride];
		111	tmp275 = K2_000000000 * tmp274;
		112	tmp307 = Y[-4 * iostride];
		113	tmp308 = K2_000000000 * tmp307;
		114	tmp271 = X[0];
		115	tmp272 = X[8 * iostride];
		116	tmp273 = tmp271 + tmp272;
		117	tmp306 = tmp271 - tmp272;
		118	}
		119	tmp276 = tmp273 + tmp275;
		120	tmp296 = tmp273 - tmp275;
		121	tmp309 = tmp306 - tmp308;
		122	tmp323 = tmp306 + tmp308;
		123	}
		124	{
		125	fftw_real tmp314;
		126	fftw_real tmp318;
		127	fftw_real tmp317;
		128	fftw_real tmp315;
		129	ASSERT_ALIGNED_DOUBLE();
		130	{
		131	fftw_real tmp281;
		132	fftw_real tmp282;
		133	fftw_real tmp289;
		134	fftw_real tmp290;
		135	ASSERT_ALIGNED_DOUBLE();
		136	tmp281 = X[iostride];
		137	tmp282 = X[7 * iostride];
		138	tmp283 = tmp281 + tmp282;
		139	tmp314 = tmp281 - tmp282;
		140	tmp289 = Y[-iostride];
		141	tmp290 = Y[-7 * iostride];
		142	tmp291 = tmp289 - tmp290;
		143	tmp318 = tmp289 + tmp290;
		144	}
		145	{
		146	fftw_real tmp284;
		147	fftw_real tmp285;
		148	fftw_real tmp292;
		149	fftw_real tmp293;
		150	ASSERT_ALIGNED_DOUBLE();
		151	tmp284 = X[3 * iostride];
		152	tmp285 = X[5 * iostride];
		153	tmp286 = tmp284 + tmp285;
		154	tmp317 = tmp285 - tmp284;
		155	tmp292 = Y[-3 * iostride];
		156	tmp293 = Y[-5 * iostride];
		157	tmp294 = tmp292 - tmp293;
		158	tmp315 = tmp293 + tmp292;
		159	}
		160	tmp301 = tmp283 - tmp286;
		161	tmp319 = tmp317 + tmp318;
		162	tmp327 = tmp318 - tmp317;
		163	tmp326 = tmp314 + tmp315;
		164	tmp316 = tmp314 - tmp315;
		165	tmp302 = tmp294 + tmp291;
		166	}
		167	{
		168	fftw_real tmp280;
		169	fftw_real tmp287;
		170	fftw_real tmp288;
		171	fftw_real tmp295;
		172	ASSERT_ALIGNED_DOUBLE();
		173	tmp280 = tmp276 + tmp279;
		174	tmp287 = K2_000000000 * (tmp283 + tmp286);
		175	X[8 * iostride] = tmp280 - tmp287;
		176	X[0] = tmp280 + tmp287;
		177	tmp288 = tmp276 - tmp279;
		178	tmp295 = K2_000000000 * (tmp291 - tmp294);
		179	X[12 * iostride] = tmp288 + tmp295;
		180	X[4 * iostride] = tmp288 - tmp295;
		181	}
		182	{
		183	fftw_real tmp300;
		184	fftw_real tmp303;
		185	fftw_real tmp304;
		186	fftw_real tmp305;
		187	ASSERT_ALIGNED_DOUBLE();
		188	tmp300 = tmp296 - tmp299;
		189	tmp303 = K1_414213562 * (tmp301 - tmp302);
		190	X[10 * iostride] = tmp300 - tmp303;
		191	X[2 * iostride] = tmp300 + tmp303;
		192	tmp304 = tmp296 + tmp299;
		193	tmp305 = K1_414213562 * (tmp301 + tmp302);
		194	X[6 * iostride] = tmp304 - tmp305;
		195	X[14 * iostride] = tmp304 + tmp305;
		196	}
		197	{
		198	fftw_real tmp313;
		199	fftw_real tmp320;
		200	fftw_real tmp321;
		201	fftw_real tmp322;
		202	ASSERT_ALIGNED_DOUBLE();
		203	tmp313 = tmp309 + tmp312;
		204	tmp320 = (K1_847759065 * tmp316) - (K765366864 * tmp319);
		205	X[9 * iostride] = tmp313 - tmp320;
		206	X[iostride] = tmp313 + tmp320;
		207	tmp321 = tmp309 - tmp312;
		208	tmp322 = (K765366864 * tmp316) + (K1_847759065 * tmp319);
		209	X[5 * iostride] = tmp321 - tmp322;
		210	X[13 * iostride] = tmp321 + tmp322;
		211	}
		212	{
		213	fftw_real tmp325;
		214	fftw_real tmp328;
		215	fftw_real tmp329;
		216	fftw_real tmp330;
		217	ASSERT_ALIGNED_DOUBLE();
		218	tmp325 = tmp323 - tmp324;
		219	tmp328 = (K765366864 * tmp326) - (K1_847759065 * tmp327);
		220	X[11 * iostride] = tmp325 - tmp328;
		221	X[3 * iostride] = tmp325 + tmp328;
		222	tmp329 = tmp323 + tmp324;
		223	tmp330 = (K1_847759065 * tmp326) + (K765366864 * tmp327);
		224	X[7 * iostride] = tmp329 - tmp330;
		225	X[15 * iostride] = tmp329 + tmp330;
		226	}
		227	}
		228	X = X + dist;
		229	Y = Y - dist;
		230	for (i = 2; i < m; i = i + 2, X = X + dist, Y = Y - dist, W = W + 15) {
		231	fftw_real tmp73;
		232	fftw_real tmp98;
		233	fftw_real tmp135;
		234	fftw_real tmp160;
		235	fftw_real tmp182;
		236	fftw_real tmp236;
		237	fftw_real tmp210;
		238	fftw_real tmp248;
		239	fftw_real tmp95;
		240	fftw_real tmp124;
		241	fftw_real tmp138;
		242	fftw_real tmp164;
		243	fftw_real tmp197;
		244	fftw_real tmp216;
		245	fftw_real tmp244;
		246	fftw_real tmp252;
		247	fftw_real tmp80;
		248	fftw_real tmp128;
		249	fftw_real tmp105;
		250	fftw_real tmp161;
		251	fftw_real tmp213;
		252	fftw_real tmp237;
		253	fftw_real tmp189;
		254	fftw_real tmp249;
		255	fftw_real tmp88;
		256	fftw_real tmp115;
		257	fftw_real tmp137;
		258	fftw_real tmp163;
		259	fftw_real tmp204;
		260	fftw_real tmp215;
		261	fftw_real tmp241;
		262	fftw_real tmp251;
		263	ASSERT_ALIGNED_DOUBLE();
		264	{
		265	fftw_real tmp69;
		266	fftw_real tmp180;
		267	fftw_real tmp131;
		268	fftw_real tmp209;
		269	fftw_real tmp72;
		270	fftw_real tmp208;
		271	fftw_real tmp134;
		272	fftw_real tmp181;
		273	ASSERT_ALIGNED_DOUBLE();
		274	{
		275	fftw_real tmp67;
		276	fftw_real tmp68;
		277	fftw_real tmp129;
		278	fftw_real tmp130;
		279	ASSERT_ALIGNED_DOUBLE();
		280	tmp67 = X[0];
		281	tmp68 = Y[-8 * iostride];
		282	tmp69 = tmp67 + tmp68;
		283	tmp180 = tmp67 - tmp68;
		284	tmp129 = Y[0];
		285	tmp130 = X[8 * iostride];
		286	tmp131 = tmp129 - tmp130;
		287	tmp209 = tmp129 + tmp130;
		288	}
		289	{
		290	fftw_real tmp70;
		291	fftw_real tmp71;
		292	fftw_real tmp132;
		293	fftw_real tmp133;
		294	ASSERT_ALIGNED_DOUBLE();
		295	tmp70 = X[4 * iostride];
		296	tmp71 = Y[-12 * iostride];
		297	tmp72 = tmp70 + tmp71;
		298	tmp208 = tmp70 - tmp71;
		299	tmp132 = Y[-4 * iostride];
		300	tmp133 = X[12 * iostride];
		301	tmp134 = tmp132 - tmp133;
		302	tmp181 = tmp132 + tmp133;
		303	}
		304	tmp73 = tmp69 + tmp72;
		305	tmp98 = tmp69 - tmp72;
		306	tmp135 = tmp131 - tmp134;
		307	tmp160 = tmp131 + tmp134;
		308	tmp182 = tmp180 - tmp181;
		309	tmp236 = tmp180 + tmp181;
		310	tmp210 = tmp208 + tmp209;
		311	tmp248 = tmp209 - tmp208;
		312	}
		313	{
		314	fftw_real tmp91;
		315	fftw_real tmp194;
		316	fftw_real tmp119;
		317	fftw_real tmp192;
		318	fftw_real tmp94;
		319	fftw_real tmp191;
		320	fftw_real tmp122;
		321	fftw_real tmp195;
		322	fftw_real tmp116;
		323	fftw_real tmp123;
		324	ASSERT_ALIGNED_DOUBLE();
		325	{
		326	fftw_real tmp89;
		327	fftw_real tmp90;
		328	fftw_real tmp117;
		329	fftw_real tmp118;
		330	ASSERT_ALIGNED_DOUBLE();
		331	tmp89 = Y[-15 * iostride];
		332	tmp90 = X[7 * iostride];
		333	tmp91 = tmp89 + tmp90;
		334	tmp194 = tmp89 - tmp90;
		335	tmp117 = Y[-7 * iostride];
		336	tmp118 = X[15 * iostride];
		337	tmp119 = tmp117 - tmp118;
		338	tmp192 = tmp117 + tmp118;
		339	}
		340	{
		341	fftw_real tmp92;
		342	fftw_real tmp93;
		343	fftw_real tmp120;
		344	fftw_real tmp121;
		345	ASSERT_ALIGNED_DOUBLE();
		346	tmp92 = X[3 * iostride];
		347	tmp93 = Y[-11 * iostride];
		348	tmp94 = tmp92 + tmp93;
		349	tmp191 = tmp92 - tmp93;
		350	tmp120 = Y[-3 * iostride];
		351	tmp121 = X[11 * iostride];
		352	tmp122 = tmp120 - tmp121;
		353	tmp195 = tmp120 + tmp121;
		354	}
		355	tmp95 = tmp91 + tmp94;
		356	tmp116 = tmp91 - tmp94;
		357	tmp123 = tmp119 - tmp122;
		358	tmp124 = tmp116 + tmp123;
		359	tmp138 = tmp123 - tmp116;
		360	tmp164 = tmp119 + tmp122;
		361	{
		362	fftw_real tmp193;
		363	fftw_real tmp196;
		364	fftw_real tmp242;
		365	fftw_real tmp243;
		366	ASSERT_ALIGNED_DOUBLE();
		367	tmp193 = tmp191 - tmp192;
		368	tmp196 = tmp194 - tmp195;
		369	tmp197 = (K923879532 * tmp193) - (K382683432 * tmp196);
		370	tmp216 = (K382683432 * tmp193) + (K923879532 * tmp196);
		371	tmp242 = tmp194 + tmp195;
		372	tmp243 = tmp191 + tmp192;
		373	tmp244 = (K382683432 * tmp242) - (K923879532 * tmp243);
		374	tmp252 = (K382683432 * tmp243) + (K923879532 * tmp242);
		375	}
		376	}
		377	{
		378	fftw_real tmp76;
		379	fftw_real tmp183;
		380	fftw_real tmp104;
		381	fftw_real tmp184;
		382	fftw_real tmp79;
		383	fftw_real tmp186;
		384	fftw_real tmp101;
		385	fftw_real tmp187;
		386	ASSERT_ALIGNED_DOUBLE();
		387	{
		388	fftw_real tmp74;
		389	fftw_real tmp75;
		390	fftw_real tmp102;
		391	fftw_real tmp103;
		392	ASSERT_ALIGNED_DOUBLE();
		393	tmp74 = X[2 * iostride];
		394	tmp75 = Y[-10 * iostride];
		395	tmp76 = tmp74 + tmp75;
		396	tmp183 = tmp74 - tmp75;
		397	tmp102 = Y[-2 * iostride];
		398	tmp103 = X[10 * iostride];
		399	tmp104 = tmp102 - tmp103;
		400	tmp184 = tmp102 + tmp103;
		401	}
		402	{
		403	fftw_real tmp77;
		404	fftw_real tmp78;
		405	fftw_real tmp99;
		406	fftw_real tmp100;
		407	ASSERT_ALIGNED_DOUBLE();
		408	tmp77 = Y[-14 * iostride];
		409	tmp78 = X[6 * iostride];
		410	tmp79 = tmp77 + tmp78;
		411	tmp186 = tmp77 - tmp78;
		412	tmp99 = Y[-6 * iostride];
		413	tmp100 = X[14 * iostride];
		414	tmp101 = tmp99 - tmp100;
		415	tmp187 = tmp99 + tmp100;
		416	}
		417	tmp80 = tmp76 + tmp79;
		418	tmp128 = tmp76 - tmp79;
		419	tmp105 = tmp101 - tmp104;
		420	tmp161 = tmp104 + tmp101;
		421	{
		422	fftw_real tmp211;
		423	fftw_real tmp212;
		424	fftw_real tmp185;
		425	fftw_real tmp188;
		426	ASSERT_ALIGNED_DOUBLE();
		427	tmp211 = tmp183 + tmp184;
		428	tmp212 = tmp186 + tmp187;
		429	tmp213 = K707106781 * (tmp211 - tmp212);
		430	tmp237 = K707106781 * (tmp211 + tmp212);
		431	tmp185 = tmp183 - tmp184;
		432	tmp188 = tmp186 - tmp187;
		433	tmp189 = K707106781 * (tmp185 + tmp188);
		434	tmp249 = K707106781 * (tmp185 - tmp188);
		435	}
		436	}
		437	{
		438	fftw_real tmp84;
		439	fftw_real tmp201;
		440	fftw_real tmp110;
		441	fftw_real tmp199;
		442	fftw_real tmp87;
		443	fftw_real tmp198;
		444	fftw_real tmp113;
		445	fftw_real tmp202;
		446	fftw_real tmp107;
		447	fftw_real tmp114;
		448	ASSERT_ALIGNED_DOUBLE();
		449	{
		450	fftw_real tmp82;
		451	fftw_real tmp83;
		452	fftw_real tmp108;
		453	fftw_real tmp109;
		454	ASSERT_ALIGNED_DOUBLE();
		455	tmp82 = X[iostride];
		456	tmp83 = Y[-9 * iostride];
		457	tmp84 = tmp82 + tmp83;
		458	tmp201 = tmp82 - tmp83;
		459	tmp108 = Y[-iostride];
		460	tmp109 = X[9 * iostride];
		461	tmp110 = tmp108 - tmp109;
		462	tmp199 = tmp108 + tmp109;
		463	}
		464	{
		465	fftw_real tmp85;
		466	fftw_real tmp86;
		467	fftw_real tmp111;
		468	fftw_real tmp112;
		469	ASSERT_ALIGNED_DOUBLE();
		470	tmp85 = X[5 * iostride];
		471	tmp86 = Y[-13 * iostride];
		472	tmp87 = tmp85 + tmp86;
		473	tmp198 = tmp85 - tmp86;
		474	tmp111 = Y[-5 * iostride];
		475	tmp112 = X[13 * iostride];
		476	tmp113 = tmp111 - tmp112;
		477	tmp202 = tmp111 + tmp112;
		478	}
		479	tmp88 = tmp84 + tmp87;
		480	tmp107 = tmp84 - tmp87;
		481	tmp114 = tmp110 - tmp113;
		482	tmp115 = tmp107 - tmp114;
		483	tmp137 = tmp107 + tmp114;
		484	tmp163 = tmp110 + tmp113;
		485	{
		486	fftw_real tmp200;
		487	fftw_real tmp203;
		488	fftw_real tmp239;
		489	fftw_real tmp240;
		490	ASSERT_ALIGNED_DOUBLE();
		491	tmp200 = tmp198 + tmp199;
		492	tmp203 = tmp201 - tmp202;
		493	tmp204 = (K923879532 * tmp200) + (K382683432 * tmp203);
		494	tmp215 = (K923879532 * tmp203) - (K382683432 * tmp200);
		495	tmp239 = tmp201 + tmp202;
		496	tmp240 = tmp199 - tmp198;
		497	tmp241 = (K382683432 * tmp239) - (K923879532 * tmp240);
		498	tmp251 = (K382683432 * tmp240) + (K923879532 * tmp239);
		499	}
		500	}
		501	{
		502	fftw_real tmp81;
		503	fftw_real tmp96;
		504	fftw_real tmp158;
		505	fftw_real tmp162;
		506	fftw_real tmp165;
		507	fftw_real tmp166;
		508	fftw_real tmp157;
		509	fftw_real tmp159;
		510	ASSERT_ALIGNED_DOUBLE();
		511	tmp81 = tmp73 + tmp80;
		512	tmp96 = tmp88 + tmp95;
		513	tmp158 = tmp81 - tmp96;
		514	tmp162 = tmp160 + tmp161;
		515	tmp165 = tmp163 + tmp164;
		516	tmp166 = tmp162 - tmp165;
		517	X[0] = tmp81 + tmp96;
		518	Y[-15 * iostride] = tmp162 + tmp165;
		519	tmp157 = c_re(W[7]);
		520	tmp159 = c_im(W[7]);
		521	X[8 * iostride] = (tmp157 * tmp158) + (tmp159 * tmp166);
		522	Y[-7 * iostride] = (tmp157 * tmp166) - (tmp159 * tmp158);
		523	}
		524	{
		525	fftw_real tmp170;
		526	fftw_real tmp176;
		527	fftw_real tmp174;
		528	fftw_real tmp178;
		529	ASSERT_ALIGNED_DOUBLE();
		530	{
		531	fftw_real tmp168;
		532	fftw_real tmp169;
		533	fftw_real tmp172;
		534	fftw_real tmp173;
		535	ASSERT_ALIGNED_DOUBLE();
		536	tmp168 = tmp160 - tmp161;
		537	tmp169 = tmp88 - tmp95;
		538	tmp170 = tmp168 - tmp169;
		539	tmp176 = tmp169 + tmp168;
		540	tmp172 = tmp73 - tmp80;
		541	tmp173 = tmp164 - tmp163;
		542	tmp174 = tmp172 - tmp173;
		543	tmp178 = tmp172 + tmp173;
		544	}
		545	{
		546	fftw_real tmp167;
		547	fftw_real tmp171;
		548	fftw_real tmp175;
		549	fftw_real tmp177;
		550	ASSERT_ALIGNED_DOUBLE();
		551	tmp167 = c_re(W[11]);
		552	tmp171 = c_im(W[11]);
		553	Y[-3 * iostride] = (tmp167 * tmp170) - (tmp171 * tmp174);
		554	X[12 * iostride] = (tmp171 * tmp170) + (tmp167 * tmp174);
		555	tmp175 = c_re(W[3]);
		556	tmp177 = c_im(W[3]);
		557	Y[-11 * iostride] = (tmp175 * tmp176) - (tmp177 * tmp178);
		558	X[4 * iostride] = (tmp177 * tmp176) + (tmp175 * tmp178);
		559	}
		560	}
		561	{
		562	fftw_real tmp126;
		563	fftw_real tmp142;
		564	fftw_real tmp140;
		565	fftw_real tmp144;
		566	ASSERT_ALIGNED_DOUBLE();
		567	{
		568	fftw_real tmp106;
		569	fftw_real tmp125;
		570	fftw_real tmp136;
		571	fftw_real tmp139;
		572	ASSERT_ALIGNED_DOUBLE();
		573	tmp106 = tmp98 + tmp105;
		574	tmp125 = K707106781 * (tmp115 + tmp124);
		575	tmp126 = tmp106 - tmp125;
		576	tmp142 = tmp106 + tmp125;
		577	tmp136 = tmp128 + tmp135;
		578	tmp139 = K707106781 * (tmp137 + tmp138);
		579	tmp140 = tmp136 - tmp139;
		580	tmp144 = tmp136 + tmp139;
		581	}
		582	{
		583	fftw_real tmp97;
		584	fftw_real tmp127;
		585	fftw_real tmp141;
		586	fftw_real tmp143;
		587	ASSERT_ALIGNED_DOUBLE();
		588	tmp97 = c_re(W[9]);
		589	tmp127 = c_im(W[9]);
		590	X[10 * iostride] = (tmp97 * tmp126) + (tmp127 * tmp140);
		591	Y[-5 * iostride] = (tmp97 * tmp140) - (tmp127 * tmp126);
		592	tmp141 = c_re(W[1]);
		593	tmp143 = c_im(W[1]);
		594	X[2 * iostride] = (tmp141 * tmp142) + (tmp143 * tmp144);
		595	Y[-13 * iostride] = (tmp141 * tmp144) - (tmp143 * tmp142);
		596	}
		597	}
		598	{
		599	fftw_real tmp148;
		600	fftw_real tmp154;
		601	fftw_real tmp152;
		602	fftw_real tmp156;
		603	ASSERT_ALIGNED_DOUBLE();
		604	{
		605	fftw_real tmp146;
		606	fftw_real tmp147;
		607	fftw_real tmp150;
		608	fftw_real tmp151;
		609	ASSERT_ALIGNED_DOUBLE();
		610	tmp146 = tmp135 - tmp128;
		611	tmp147 = K707106781 * (tmp115 - tmp124);
		612	tmp148 = tmp146 - tmp147;
		613	tmp154 = tmp146 + tmp147;
		614	tmp150 = tmp98 - tmp105;
		615	tmp151 = K707106781 * (tmp138 - tmp137);
		616	tmp152 = tmp150 - tmp151;
		617	tmp156 = tmp150 + tmp151;
		618	}
		619	{
		620	fftw_real tmp145;
		621	fftw_real tmp149;
		622	fftw_real tmp153;
		623	fftw_real tmp155;
		624	ASSERT_ALIGNED_DOUBLE();
		625	tmp145 = c_re(W[13]);
		626	tmp149 = c_im(W[13]);
		627	Y[-iostride] = (tmp145 * tmp148) - (tmp149 * tmp152);
		628	X[14 * iostride] = (tmp149 * tmp148) + (tmp145 * tmp152);
		629	tmp153 = c_re(W[5]);
		630	tmp155 = c_im(W[5]);
		631	Y[-9 * iostride] = (tmp153 * tmp154) - (tmp155 * tmp156);
		632	X[6 * iostride] = (tmp155 * tmp154) + (tmp153 * tmp156);
		633	}
		634	}
		635	{
		636	fftw_real tmp206;
		637	fftw_real tmp220;
		638	fftw_real tmp218;
		639	fftw_real tmp222;
		640	ASSERT_ALIGNED_DOUBLE();
		641	{
		642	fftw_real tmp190;
		643	fftw_real tmp205;
		644	fftw_real tmp214;
		645	fftw_real tmp217;
		646	ASSERT_ALIGNED_DOUBLE();
		647	tmp190 = tmp182 - tmp189;
		648	tmp205 = tmp197 - tmp204;
		649	tmp206 = tmp190 - tmp205;
		650	tmp220 = tmp190 + tmp205;
		651	tmp214 = tmp210 - tmp213;
		652	tmp217 = tmp215 - tmp216;
		653	tmp218 = tmp214 - tmp217;
		654	tmp222 = tmp214 + tmp217;
		655	}
		656	{
		657	fftw_real tmp179;
		658	fftw_real tmp207;
		659	fftw_real tmp219;
		660	fftw_real tmp221;
		661	ASSERT_ALIGNED_DOUBLE();
		662	tmp179 = c_re(W[12]);
		663	tmp207 = c_im(W[12]);
		664	X[13 * iostride] = (tmp179 * tmp206) + (tmp207 * tmp218);
		665	Y[-2 * iostride] = (tmp179 * tmp218) - (tmp207 * tmp206);
		666	tmp219 = c_re(W[4]);
		667	tmp221 = c_im(W[4]);
		668	X[5 * iostride] = (tmp219 * tmp220) + (tmp221 * tmp222);
		669	Y[-10 * iostride] = (tmp219 * tmp222) - (tmp221 * tmp220);
		670	}
		671	}
		672	{
		673	fftw_real tmp226;
		674	fftw_real tmp232;
		675	fftw_real tmp230;
		676	fftw_real tmp234;
		677	ASSERT_ALIGNED_DOUBLE();
		678	{
		679	fftw_real tmp224;
		680	fftw_real tmp225;
		681	fftw_real tmp228;
		682	fftw_real tmp229;
		683	ASSERT_ALIGNED_DOUBLE();
		684	tmp224 = tmp210 + tmp213;
		685	tmp225 = tmp204 + tmp197;
		686	tmp226 = tmp224 - tmp225;
		687	tmp232 = tmp224 + tmp225;
		688	tmp228 = tmp182 + tmp189;
		689	tmp229 = tmp215 + tmp216;
		690	tmp230 = tmp228 - tmp229;
		691	tmp234 = tmp228 + tmp229;
		692	}
		693	{
		694	fftw_real tmp223;
		695	fftw_real tmp227;
		696	fftw_real tmp231;
		697	fftw_real tmp233;
		698	ASSERT_ALIGNED_DOUBLE();
		699	tmp223 = c_re(W[8]);
		700	tmp227 = c_im(W[8]);
		701	Y[-6 * iostride] = (tmp223 * tmp226) - (tmp227 * tmp230);
		702	X[9 * iostride] = (tmp227 * tmp226) + (tmp223 * tmp230);
		703	tmp231 = c_re(W[0]);
		704	tmp233 = c_im(W[0]);
		705	Y[-14 * iostride] = (tmp231 * tmp232) - (tmp233 * tmp234);
		706	X[iostride] = (tmp233 * tmp232) + (tmp231 * tmp234);
		707	}
		708	}
		709	{
		710	fftw_real tmp246;
		711	fftw_real tmp256;
		712	fftw_real tmp254;
		713	fftw_real tmp258;
		714	ASSERT_ALIGNED_DOUBLE();
		715	{
		716	fftw_real tmp238;
		717	fftw_real tmp245;
		718	fftw_real tmp250;
		719	fftw_real tmp253;
		720	ASSERT_ALIGNED_DOUBLE();
		721	tmp238 = tmp236 - tmp237;
		722	tmp245 = tmp241 + tmp244;
		723	tmp246 = tmp238 - tmp245;
		724	tmp256 = tmp238 + tmp245;
		725	tmp250 = tmp248 + tmp249;
		726	tmp253 = tmp251 - tmp252;
		727	tmp254 = tmp250 - tmp253;
		728	tmp258 = tmp250 + tmp253;
		729	}
		730	{
		731	fftw_real tmp235;
		732	fftw_real tmp247;
		733	fftw_real tmp255;
		734	fftw_real tmp257;
		735	ASSERT_ALIGNED_DOUBLE();
		736	tmp235 = c_re(W[10]);
		737	tmp247 = c_im(W[10]);
		738	X[11 * iostride] = (tmp235 * tmp246) + (tmp247 * tmp254);
		739	Y[-4 * iostride] = (tmp235 * tmp254) - (tmp247 * tmp246);
		740	tmp255 = c_re(W[2]);
		741	tmp257 = c_im(W[2]);
		742	X[3 * iostride] = (tmp255 * tmp256) + (tmp257 * tmp258);
		743	Y[-12 * iostride] = (tmp255 * tmp258) - (tmp257 * tmp256);
		744	}
		745	}
		746	{
		747	fftw_real tmp262;
		748	fftw_real tmp268;
		749	fftw_real tmp266;
		750	fftw_real tmp270;
		751	ASSERT_ALIGNED_DOUBLE();
		752	{
		753	fftw_real tmp260;
		754	fftw_real tmp261;
		755	fftw_real tmp264;
		756	fftw_real tmp265;
		757	ASSERT_ALIGNED_DOUBLE();
		758	tmp260 = tmp248 - tmp249;
		759	tmp261 = tmp241 - tmp244;
		760	tmp262 = tmp260 + tmp261;
		761	tmp268 = tmp260 - tmp261;
		762	tmp264 = tmp236 + tmp237;
		763	tmp265 = tmp251 + tmp252;
		764	tmp266 = tmp264 - tmp265;
		765	tmp270 = tmp264 + tmp265;
		766	}
		767	{
		768	fftw_real tmp259;
		769	fftw_real tmp263;
		770	fftw_real tmp267;
		771	fftw_real tmp269;
		772	ASSERT_ALIGNED_DOUBLE();
		773	tmp259 = c_re(W[6]);
		774	tmp263 = c_im(W[6]);
		775	Y[-8 * iostride] = (tmp259 * tmp262) - (tmp263 * tmp266);
		776	X[7 * iostride] = (tmp263 * tmp262) + (tmp259 * tmp266);
		777	tmp267 = c_re(W[14]);
		778	tmp269 = c_im(W[14]);
		779	Y[0] = (tmp267 * tmp268) - (tmp269 * tmp270);
		780	X[15 * iostride] = (tmp269 * tmp268) + (tmp267 * tmp270);
		781	}
		782	}
		783	}
		784	if (i == m) {
		785	fftw_real tmp7;
		786	fftw_real tmp51;
		787	fftw_real tmp19;
		788	fftw_real tmp43;
		789	fftw_real tmp39;
		790	fftw_real tmp47;
		791	fftw_real tmp59;
		792	fftw_real tmp64;
		793	fftw_real tmp14;
		794	fftw_real tmp56;
		795	fftw_real tmp24;
		796	fftw_real tmp32;
		797	fftw_real tmp29;
		798	fftw_real tmp33;
		799	fftw_real tmp54;
		800	fftw_real tmp65;
		801	fftw_real tmp63;
		802	fftw_real tmp66;
		803	ASSERT_ALIGNED_DOUBLE();
		804	{
		805	fftw_real tmp3;
		806	fftw_real tmp15;
		807	fftw_real tmp38;
		808	fftw_real tmp57;
		809	fftw_real tmp6;
		810	fftw_real tmp35;
		811	fftw_real tmp18;
		812	fftw_real tmp58;
		813	ASSERT_ALIGNED_DOUBLE();
		814	{
		815	fftw_real tmp1;
		816	fftw_real tmp2;
		817	fftw_real tmp36;
		818	fftw_real tmp37;
		819	ASSERT_ALIGNED_DOUBLE();
		820	tmp1 = X[0];
		821	tmp2 = X[7 * iostride];
		822	tmp3 = tmp1 + tmp2;
		823	tmp15 = tmp1 - tmp2;
		824	tmp36 = Y[0];
		825	tmp37 = Y[-7 * iostride];
		826	tmp38 = tmp36 + tmp37;
		827	tmp57 = tmp36 - tmp37;
		828	}
		829	{
		830	fftw_real tmp4;
		831	fftw_real tmp5;
		832	fftw_real tmp16;
		833	fftw_real tmp17;
		834	ASSERT_ALIGNED_DOUBLE();
		835	tmp4 = X[4 * iostride];
		836	tmp5 = X[3 * iostride];
		837	tmp6 = tmp4 + tmp5;
		838	tmp35 = tmp4 - tmp5;
		839	tmp16 = Y[-4 * iostride];
		840	tmp17 = Y[-3 * iostride];
		841	tmp18 = tmp16 + tmp17;
		842	tmp58 = tmp16 - tmp17;
		843	}
		844	tmp7 = tmp3 + tmp6;
		845	tmp51 = tmp3 - tmp6;
		846	tmp19 = tmp15 - tmp18;
		847	tmp43 = tmp15 + tmp18;
		848	tmp39 = tmp35 + tmp38;
		849	tmp47 = tmp38 - tmp35;
		850	tmp59 = tmp57 - tmp58;
		851	tmp64 = tmp58 + tmp57;
		852	}
		853	{
		854	fftw_real tmp10;
		855	fftw_real tmp20;
		856	fftw_real tmp23;
		857	fftw_real tmp53;
		858	fftw_real tmp13;
		859	fftw_real tmp25;
		860	fftw_real tmp28;
		861	fftw_real tmp52;
		862	ASSERT_ALIGNED_DOUBLE();
		863	{
		864	fftw_real tmp8;
		865	fftw_real tmp9;
		866	fftw_real tmp21;
		867	fftw_real tmp22;
		868	ASSERT_ALIGNED_DOUBLE();
		869	tmp8 = X[2 * iostride];
		870	tmp9 = X[5 * iostride];
		871	tmp10 = tmp8 + tmp9;
		872	tmp20 = tmp8 - tmp9;
		873	tmp21 = Y[-2 * iostride];
		874	tmp22 = Y[-5 * iostride];
		875	tmp23 = tmp21 + tmp22;
		876	tmp53 = tmp21 - tmp22;
		877	}
		878	{
		879	fftw_real tmp11;
		880	fftw_real tmp12;
		881	fftw_real tmp26;
		882	fftw_real tmp27;
		883	ASSERT_ALIGNED_DOUBLE();
		884	tmp11 = X[iostride];
		885	tmp12 = X[6 * iostride];
		886	tmp13 = tmp11 + tmp12;
		887	tmp25 = tmp11 - tmp12;
		888	tmp26 = Y[-iostride];
		889	tmp27 = Y[-6 * iostride];
		890	tmp28 = tmp26 + tmp27;
		891	tmp52 = tmp27 - tmp26;
		892	}
		893	tmp14 = tmp10 + tmp13;
		894	tmp56 = tmp10 - tmp13;
		895	tmp24 = tmp20 - tmp23;
		896	tmp32 = tmp20 + tmp23;
		897	tmp29 = tmp25 - tmp28;
		898	tmp33 = tmp25 + tmp28;
		899	tmp54 = tmp52 - tmp53;
		900	tmp65 = tmp53 + tmp52;
		901	}
		902	X[0] = K2_000000000 * (tmp7 + tmp14);
		903	X[8 * iostride] = -(K2_000000000 * (tmp65 + tmp64));
		904	tmp63 = tmp7 - tmp14;
		905	tmp66 = tmp64 - tmp65;
		906	X[4 * iostride] = K1_414213562 * (tmp63 - tmp66);
		907	X[12 * iostride] = -(K1_414213562 * (tmp63 + tmp66));
		908	{
		909	fftw_real tmp61;
		910	fftw_real tmp62;
		911	fftw_real tmp55;
		912	fftw_real tmp60;
		913	ASSERT_ALIGNED_DOUBLE();
		914	tmp61 = tmp51 - tmp54;
		915	tmp62 = tmp59 - tmp56;
		916	X[6 * iostride] = (K765366864 * tmp61) - (K1_847759065 * tmp62);
		917	X[14 * iostride] = -((K1_847759065 * tmp61) + (K765366864 * tmp62));
		918	tmp55 = tmp51 + tmp54;
		919	tmp60 = tmp56 + tmp59;
		920	X[2 * iostride] = (K1_847759065 * tmp55) - (K765366864 * tmp60);
		921	X[10 * iostride] = -((K765366864 * tmp55) + (K1_847759065 * tmp60));
		922	}
		923	{
		924	fftw_real tmp45;
		925	fftw_real tmp49;
		926	fftw_real tmp48;
		927	fftw_real tmp50;
		928	fftw_real tmp44;
		929	fftw_real tmp46;
		930	ASSERT_ALIGNED_DOUBLE();
		931	tmp44 = K707106781 * (tmp32 + tmp33);
		932	tmp45 = tmp43 - tmp44;
		933	tmp49 = tmp43 + tmp44;
		934	tmp46 = K707106781 * (tmp24 - tmp29);
		935	tmp48 = tmp46 + tmp47;
		936	tmp50 = tmp47 - tmp46;
		937	X[3 * iostride] = (K1_662939224 * tmp45) - (K1_111140466 * tmp48);
		938	X[11 * iostride] = -((K1_111140466 * tmp45) + (K1_662939224 * tmp48));
		939	X[7 * iostride] = (K390180644 * tmp49) - (K1_961570560 * tmp50);
		940	X[15 * iostride] = -((K1_961570560 * tmp49) + (K390180644 * tmp50));
		941	}
		942	{
		943	fftw_real tmp31;
		944	fftw_real tmp41;
		945	fftw_real tmp40;
		946	fftw_real tmp42;
		947	fftw_real tmp30;
		948	fftw_real tmp34;
		949	ASSERT_ALIGNED_DOUBLE();
		950	tmp30 = K707106781 * (tmp24 + tmp29);
		951	tmp31 = tmp19 + tmp30;
		952	tmp41 = tmp19 - tmp30;
		953	tmp34 = K707106781 * (tmp32 - tmp33);
		954	tmp40 = tmp34 + tmp39;
		955	tmp42 = tmp39 - tmp34;
		956	X[iostride] = (K1_961570560 * tmp31) - (K390180644 * tmp40);
		957	X[9 * iostride] = -((K390180644 * tmp31) + (K1_961570560 * tmp40));
		958	X[5 * iostride] = (K1_111140466 * tmp41) - (K1_662939224 * tmp42);
		959	X[13 * iostride] = -((K1_662939224 * tmp41) + (K1_111140466 * tmp42));
		960	}
		961	}
		962	}
		963
		964	static const int twiddle_order[] =
		965	{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
		966	fftw_codelet_desc fftw_hc2hc_backward_16_desc =
		967	{
		968	"fftw_hc2hc_backward_16",
		969	(void (*)()) fftw_hc2hc_backward_16,
		970	16,
		971	FFTW_BACKWARD,
		972	FFTW_HC2HC,
		973	366,
		974	15,
		975	twiddle_order,
		976	};

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(root)/shark/trunk/ports/fftw/rfftw/fhb_16.c - Rev 760