Coverage Report

Created: 2026-04-12 06:25

next uncovered line (L), next uncovered region (R), next uncovered branch (B)
/src/fftw3/dft/scalar/codelets/n1_9.c
Line
Count
Source
1
/*
2
 * Copyright (c) 2003, 2007-14 Matteo Frigo
3
 * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
4
 *
5
 * This program is free software; you can redistribute it and/or modify
6
 * it under the terms of the GNU General Public License as published by
7
 * the Free Software Foundation; either version 2 of the License, or
8
 * (at your option) any later version.
9
 *
10
 * This program is distributed in the hope that it will be useful,
11
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13
 * GNU General Public License for more details.
14
 *
15
 * You should have received a copy of the GNU General Public License
16
 * along with this program; if not, write to the Free Software
17
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
18
 *
19
 */
20
21
/* This file was automatically generated --- DO NOT EDIT */
22
/* Generated on Sun Apr 12 06:21:48 UTC 2026 */
23
24
#include "dft/codelet-dft.h"
25
26
#if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
27
28
/* Generated by: ../../../genfft/gen_notw.native -fma -compact -variables 4 -pipeline-latency 4 -n 9 -name n1_9 -include dft/scalar/n.h */
29
30
/*
31
 * This function contains 80 FP additions, 56 FP multiplications,
32
 * (or, 24 additions, 0 multiplications, 56 fused multiply/add),
33
 * 41 stack variables, 10 constants, and 36 memory accesses
34
 */
35
#include "dft/scalar/n.h"
36
37
static void n1_9(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs)
38
{
39
     DK(KP954188894, +0.954188894138671133499268364187245676532219158);
40
     DK(KP363970234, +0.363970234266202361351047882776834043890471784);
41
     DK(KP852868531, +0.852868531952443209628250963940074071936020296);
42
     DK(KP492403876, +0.492403876506104029683371512294761506835321626);
43
     DK(KP984807753, +0.984807753012208059366743024589523013670643252);
44
     DK(KP777861913, +0.777861913430206160028177977318626690410586096);
45
     DK(KP839099631, +0.839099631177280011763127298123181364687434283);
46
     DK(KP176326980, +0.176326980708464973471090386868618986121633062);
47
     DK(KP866025403, +0.866025403784438646763723170752936183471402627);
48
     DK(KP500000000, +0.500000000000000000000000000000000000000000000);
49
     {
50
    INT i;
51
    for (i = v; i > 0; i = i - 1, ri = ri + ivs, ii = ii + ivs, ro = ro + ovs, io = io + ovs, MAKE_VOLATILE_STRIDE(36, is), MAKE_VOLATILE_STRIDE(36, os)) {
52
         E T5, TL, Tm, Tl, T1f, TM, Ta, T1c, TF, TW, TI, TX, Tf, T1d, Ts;
53
         E TZ, Tx, T10;
54
         {
55
        E T1, T2, T3, T4;
56
        T1 = ri[0];
57
        T2 = ri[WS(is, 3)];
58
        T3 = ri[WS(is, 6)];
59
        T4 = T2 + T3;
60
        T5 = T1 + T4;
61
        TL = FNMS(KP500000000, T4, T1);
62
        Tm = T3 - T2;
63
         }
64
         {
65
        E Th, Ti, Tj, Tk;
66
        Th = ii[0];
67
        Ti = ii[WS(is, 3)];
68
        Tj = ii[WS(is, 6)];
69
        Tk = Ti + Tj;
70
        Tl = FNMS(KP500000000, Tk, Th);
71
        T1f = Th + Tk;
72
        TM = Ti - Tj;
73
         }
74
         {
75
        E T6, Tz, T9, TE, TC, TH, TD, TG;
76
        T6 = ri[WS(is, 1)];
77
        Tz = ii[WS(is, 1)];
78
        {
79
       E T7, T8, TA, TB;
80
       T7 = ri[WS(is, 4)];
81
       T8 = ri[WS(is, 7)];
82
       T9 = T7 + T8;
83
       TE = T7 - T8;
84
       TA = ii[WS(is, 4)];
85
       TB = ii[WS(is, 7)];
86
       TC = TA + TB;
87
       TH = TB - TA;
88
        }
89
        Ta = T6 + T9;
90
        T1c = Tz + TC;
91
        TD = FNMS(KP500000000, TC, Tz);
92
        TF = FNMS(KP866025403, TE, TD);
93
        TW = FMA(KP866025403, TE, TD);
94
        TG = FNMS(KP500000000, T9, T6);
95
        TI = FNMS(KP866025403, TH, TG);
96
        TX = FMA(KP866025403, TH, TG);
97
         }
98
         {
99
        E Tb, Tt, Te, Tw, Tr, Tu, To, Tv;
100
        Tb = ri[WS(is, 2)];
101
        Tt = ii[WS(is, 2)];
102
        {
103
       E Tc, Td, Tp, Tq;
104
       Tc = ri[WS(is, 5)];
105
       Td = ri[WS(is, 8)];
106
       Te = Tc + Td;
107
       Tw = Td - Tc;
108
       Tp = ii[WS(is, 5)];
109
       Tq = ii[WS(is, 8)];
110
       Tr = Tp - Tq;
111
       Tu = Tp + Tq;
112
        }
113
        Tf = Tb + Te;
114
        T1d = Tt + Tu;
115
        To = FNMS(KP500000000, Te, Tb);
116
        Ts = FMA(KP866025403, Tr, To);
117
        TZ = FNMS(KP866025403, Tr, To);
118
        Tv = FNMS(KP500000000, Tu, Tt);
119
        Tx = FMA(KP866025403, Tw, Tv);
120
        T10 = FNMS(KP866025403, Tw, Tv);
121
         }
122
         {
123
        E T1e, Tg, T1b, T1i, T1g, T1h;
124
        T1e = T1c - T1d;
125
        Tg = Ta + Tf;
126
        T1b = FNMS(KP500000000, Tg, T5);
127
        ro[0] = T5 + Tg;
128
        ro[WS(os, 3)] = FMA(KP866025403, T1e, T1b);
129
        ro[WS(os, 6)] = FNMS(KP866025403, T1e, T1b);
130
        T1i = Tf - Ta;
131
        T1g = T1c + T1d;
132
        T1h = FNMS(KP500000000, T1g, T1f);
133
        io[WS(os, 3)] = FMA(KP866025403, T1i, T1h);
134
        io[0] = T1f + T1g;
135
        io[WS(os, 6)] = FNMS(KP866025403, T1i, T1h);
136
         }
137
         {
138
        E Tn, TN, TK, TS, TQ, TU, TR, TT;
139
        Tn = FMA(KP866025403, Tm, Tl);
140
        TN = FMA(KP866025403, TM, TL);
141
        {
142
       E Ty, TJ, TO, TP;
143
       Ty = FNMS(KP176326980, Tx, Ts);
144
       TJ = FNMS(KP839099631, TI, TF);
145
       TK = FNMS(KP777861913, TJ, Ty);
146
       TS = FMA(KP777861913, TJ, Ty);
147
       TO = FMA(KP176326980, Ts, Tx);
148
       TP = FMA(KP839099631, TF, TI);
149
       TQ = FMA(KP777861913, TP, TO);
150
       TU = FNMS(KP777861913, TP, TO);
151
        }
152
        io[WS(os, 1)] = FNMS(KP984807753, TK, Tn);
153
        ro[WS(os, 1)] = FMA(KP984807753, TQ, TN);
154
        TR = FNMS(KP492403876, TQ, TN);
155
        ro[WS(os, 4)] = FMA(KP852868531, TS, TR);
156
        ro[WS(os, 7)] = FNMS(KP852868531, TS, TR);
157
        TT = FMA(KP492403876, TK, Tn);
158
        io[WS(os, 7)] = FNMS(KP852868531, TU, TT);
159
        io[WS(os, 4)] = FMA(KP852868531, TU, TT);
160
         }
161
         {
162
        E TV, T17, T12, T1a, T16, T18, T13, T19;
163
        TV = FNMS(KP866025403, TM, TL);
164
        T17 = FNMS(KP866025403, Tm, Tl);
165
        {
166
       E TY, T11, T14, T15;
167
       TY = FMA(KP176326980, TX, TW);
168
       T11 = FNMS(KP363970234, T10, TZ);
169
       T12 = FNMS(KP954188894, T11, TY);
170
       T1a = FMA(KP954188894, T11, TY);
171
       T14 = FNMS(KP176326980, TW, TX);
172
       T15 = FMA(KP363970234, TZ, T10);
173
       T16 = FNMS(KP954188894, T15, T14);
174
       T18 = FMA(KP954188894, T15, T14);
175
        }
176
        ro[WS(os, 2)] = FMA(KP984807753, T12, TV);
177
        io[WS(os, 2)] = FNMS(KP984807753, T18, T17);
178
        T13 = FNMS(KP492403876, T12, TV);
179
        ro[WS(os, 5)] = FNMS(KP852868531, T16, T13);
180
        ro[WS(os, 8)] = FMA(KP852868531, T16, T13);
181
        T19 = FMA(KP492403876, T18, T17);
182
        io[WS(os, 5)] = FNMS(KP852868531, T1a, T19);
183
        io[WS(os, 8)] = FMA(KP852868531, T1a, T19);
184
         }
185
    }
186
     }
187
}
188
189
static const kdft_desc desc = { 9, "n1_9", { 24, 0, 56, 0 }, &GENUS, 0, 0, 0, 0 };
190
191
void X(codelet_n1_9) (planner *p) { X(kdft_register) (p, n1_9, &desc);
192
}
193
194
#else
195
196
/* Generated by: ../../../genfft/gen_notw.native -compact -variables 4 -pipeline-latency 4 -n 9 -name n1_9 -include dft/scalar/n.h */
197
198
/*
199
 * This function contains 80 FP additions, 40 FP multiplications,
200
 * (or, 60 additions, 20 multiplications, 20 fused multiply/add),
201
 * 39 stack variables, 8 constants, and 36 memory accesses
202
 */
203
#include "dft/scalar/n.h"
204
205
static void n1_9(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs)
206
269
{
207
269
     DK(KP939692620, +0.939692620785908384054109277324731469936208134);
208
269
     DK(KP342020143, +0.342020143325668733044099614682259580763083368);
209
269
     DK(KP984807753, +0.984807753012208059366743024589523013670643252);
210
269
     DK(KP173648177, +0.173648177666930348851716626769314796000375677);
211
269
     DK(KP642787609, +0.642787609686539326322643409907263432907559884);
212
269
     DK(KP766044443, +0.766044443118978035202392650555416673935832457);
213
269
     DK(KP500000000, +0.500000000000000000000000000000000000000000000);
214
269
     DK(KP866025403, +0.866025403784438646763723170752936183471402627);
215
269
     {
216
269
    INT i;
217
1.41k
    for (i = v; i > 0; i = i - 1, ri = ri + ivs, ii = ii + ivs, ro = ro + ovs, io = io + ovs, MAKE_VOLATILE_STRIDE(36, is), MAKE_VOLATILE_STRIDE(36, os)) {
218
1.14k
         E T5, TO, Th, Tk, T1g, TR, Ta, T1c, Tq, TW, Tv, TX, Tf, T1d, TB;
219
1.14k
         E T10, TG, TZ;
220
1.14k
         {
221
1.14k
        E T1, T2, T3, T4;
222
1.14k
        T1 = ri[0];
223
1.14k
        T2 = ri[WS(is, 3)];
224
1.14k
        T3 = ri[WS(is, 6)];
225
1.14k
        T4 = T2 + T3;
226
1.14k
        T5 = T1 + T4;
227
1.14k
        TO = KP866025403 * (T3 - T2);
228
1.14k
        Th = FNMS(KP500000000, T4, T1);
229
1.14k
         }
230
1.14k
         {
231
1.14k
        E TP, Ti, Tj, TQ;
232
1.14k
        TP = ii[0];
233
1.14k
        Ti = ii[WS(is, 3)];
234
1.14k
        Tj = ii[WS(is, 6)];
235
1.14k
        TQ = Ti + Tj;
236
1.14k
        Tk = KP866025403 * (Ti - Tj);
237
1.14k
        T1g = TP + TQ;
238
1.14k
        TR = FNMS(KP500000000, TQ, TP);
239
1.14k
         }
240
1.14k
         {
241
1.14k
        E T6, Ts, T9, Tr, Tp, Tt, Tm, Tu;
242
1.14k
        T6 = ri[WS(is, 1)];
243
1.14k
        Ts = ii[WS(is, 1)];
244
1.14k
        {
245
1.14k
       E T7, T8, Tn, To;
246
1.14k
       T7 = ri[WS(is, 4)];
247
1.14k
       T8 = ri[WS(is, 7)];
248
1.14k
       T9 = T7 + T8;
249
1.14k
       Tr = KP866025403 * (T8 - T7);
250
1.14k
       Tn = ii[WS(is, 4)];
251
1.14k
       To = ii[WS(is, 7)];
252
1.14k
       Tp = KP866025403 * (Tn - To);
253
1.14k
       Tt = Tn + To;
254
1.14k
        }
255
1.14k
        Ta = T6 + T9;
256
1.14k
        T1c = Ts + Tt;
257
1.14k
        Tm = FNMS(KP500000000, T9, T6);
258
1.14k
        Tq = Tm + Tp;
259
1.14k
        TW = Tm - Tp;
260
1.14k
        Tu = FNMS(KP500000000, Tt, Ts);
261
1.14k
        Tv = Tr + Tu;
262
1.14k
        TX = Tu - Tr;
263
1.14k
         }
264
1.14k
         {
265
1.14k
        E Tb, TD, Te, TC, TA, TE, Tx, TF;
266
1.14k
        Tb = ri[WS(is, 2)];
267
1.14k
        TD = ii[WS(is, 2)];
268
1.14k
        {
269
1.14k
       E Tc, Td, Ty, Tz;
270
1.14k
       Tc = ri[WS(is, 5)];
271
1.14k
       Td = ri[WS(is, 8)];
272
1.14k
       Te = Tc + Td;
273
1.14k
       TC = KP866025403 * (Td - Tc);
274
1.14k
       Ty = ii[WS(is, 5)];
275
1.14k
       Tz = ii[WS(is, 8)];
276
1.14k
       TA = KP866025403 * (Ty - Tz);
277
1.14k
       TE = Ty + Tz;
278
1.14k
        }
279
1.14k
        Tf = Tb + Te;
280
1.14k
        T1d = TD + TE;
281
1.14k
        Tx = FNMS(KP500000000, Te, Tb);
282
1.14k
        TB = Tx + TA;
283
1.14k
        T10 = Tx - TA;
284
1.14k
        TF = FNMS(KP500000000, TE, TD);
285
1.14k
        TG = TC + TF;
286
1.14k
        TZ = TF - TC;
287
1.14k
         }
288
1.14k
         {
289
1.14k
        E T1e, Tg, T1b, T1f, T1h, T1i;
290
1.14k
        T1e = KP866025403 * (T1c - T1d);
291
1.14k
        Tg = Ta + Tf;
292
1.14k
        T1b = FNMS(KP500000000, Tg, T5);
293
1.14k
        ro[0] = T5 + Tg;
294
1.14k
        ro[WS(os, 3)] = T1b + T1e;
295
1.14k
        ro[WS(os, 6)] = T1b - T1e;
296
1.14k
        T1f = KP866025403 * (Tf - Ta);
297
1.14k
        T1h = T1c + T1d;
298
1.14k
        T1i = FNMS(KP500000000, T1h, T1g);
299
1.14k
        io[WS(os, 3)] = T1f + T1i;
300
1.14k
        io[0] = T1g + T1h;
301
1.14k
        io[WS(os, 6)] = T1i - T1f;
302
1.14k
         }
303
1.14k
         {
304
1.14k
        E Tl, TS, TI, TN, TM, TT, TJ, TU;
305
1.14k
        Tl = Th + Tk;
306
1.14k
        TS = TO + TR;
307
1.14k
        {
308
1.14k
       E Tw, TH, TK, TL;
309
1.14k
       Tw = FMA(KP766044443, Tq, KP642787609 * Tv);
310
1.14k
       TH = FMA(KP173648177, TB, KP984807753 * TG);
311
1.14k
       TI = Tw + TH;
312
1.14k
       TN = KP866025403 * (TH - Tw);
313
1.14k
       TK = FNMS(KP642787609, Tq, KP766044443 * Tv);
314
1.14k
       TL = FNMS(KP984807753, TB, KP173648177 * TG);
315
1.14k
       TM = KP866025403 * (TK - TL);
316
1.14k
       TT = TK + TL;
317
1.14k
        }
318
1.14k
        ro[WS(os, 1)] = Tl + TI;
319
1.14k
        io[WS(os, 1)] = TS + TT;
320
1.14k
        TJ = FNMS(KP500000000, TI, Tl);
321
1.14k
        ro[WS(os, 7)] = TJ - TM;
322
1.14k
        ro[WS(os, 4)] = TJ + TM;
323
1.14k
        TU = FNMS(KP500000000, TT, TS);
324
1.14k
        io[WS(os, 4)] = TN + TU;
325
1.14k
        io[WS(os, 7)] = TU - TN;
326
1.14k
         }
327
1.14k
         {
328
1.14k
        E TV, T14, T12, T13, T17, T1a, T18, T19;
329
1.14k
        TV = Th - Tk;
330
1.14k
        T14 = TR - TO;
331
1.14k
        {
332
1.14k
       E TY, T11, T15, T16;
333
1.14k
       TY = FMA(KP173648177, TW, KP984807753 * TX);
334
1.14k
       T11 = FNMS(KP939692620, T10, KP342020143 * TZ);
335
1.14k
       T12 = TY + T11;
336
1.14k
       T13 = KP866025403 * (T11 - TY);
337
1.14k
       T15 = FNMS(KP984807753, TW, KP173648177 * TX);
338
1.14k
       T16 = FMA(KP342020143, T10, KP939692620 * TZ);
339
1.14k
       T17 = T15 - T16;
340
1.14k
       T1a = KP866025403 * (T15 + T16);
341
1.14k
        }
342
1.14k
        ro[WS(os, 2)] = TV + T12;
343
1.14k
        io[WS(os, 2)] = T14 + T17;
344
1.14k
        T18 = FNMS(KP500000000, T17, T14);
345
1.14k
        io[WS(os, 5)] = T13 + T18;
346
1.14k
        io[WS(os, 8)] = T18 - T13;
347
1.14k
        T19 = FNMS(KP500000000, T12, TV);
348
1.14k
        ro[WS(os, 8)] = T19 - T1a;
349
1.14k
        ro[WS(os, 5)] = T19 + T1a;
350
1.14k
         }
351
1.14k
    }
352
269
     }
353
269
}
354
355
static const kdft_desc desc = { 9, "n1_9", { 60, 20, 20, 0 }, &GENUS, 0, 0, 0, 0 };
356
357
1
void X(codelet_n1_9) (planner *p) { X(kdft_register) (p, n1_9, &desc);
358
1
}
359
360
#endif