/src/fftw3/rdft/scalar/r2cf/r2cf_14.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 Sat Jan 10 06:11:37 UTC 2026 */ |
23 | | |
24 | | #include "rdft/codelet-rdft.h" |
25 | | |
26 | | #if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA) |
27 | | |
28 | | /* Generated by: ../../../genfft/gen_r2cf.native -fma -compact -variables 4 -pipeline-latency 4 -n 14 -name r2cf_14 -include rdft/scalar/r2cf.h */ |
29 | | |
30 | | /* |
31 | | * This function contains 62 FP additions, 36 FP multiplications, |
32 | | * (or, 32 additions, 6 multiplications, 30 fused multiply/add), |
33 | | * 33 stack variables, 6 constants, and 28 memory accesses |
34 | | */ |
35 | | #include "rdft/scalar/r2cf.h" |
36 | | |
37 | | static void r2cf_14(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs) |
38 | | { |
39 | | DK(KP900968867, +0.900968867902419126236102319507445051165919162); |
40 | | DK(KP692021471, +0.692021471630095869627814897002069140197260599); |
41 | | DK(KP356895867, +0.356895867892209443894399510021300583399127187); |
42 | | DK(KP801937735, +0.801937735804838252472204639014890102331838324); |
43 | | DK(KP974927912, +0.974927912181823607018131682993931217232785801); |
44 | | DK(KP554958132, +0.554958132087371191422194871006410481067288862); |
45 | | { |
46 | | INT i; |
47 | | for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(56, rs), MAKE_VOLATILE_STRIDE(56, csr), MAKE_VOLATILE_STRIDE(56, csi)) { |
48 | | E T3, TN, To, TQ, Tx, TG, Ta, TO, Tw, TD, Th, TP, Tv, TJ, T1; |
49 | | E T2, TA, TK; |
50 | | T1 = R0[0]; |
51 | | T2 = R1[WS(rs, 3)]; |
52 | | T3 = T1 - T2; |
53 | | TN = T1 + T2; |
54 | | { |
55 | | E Tk, TE, Tn, TF; |
56 | | { |
57 | | E Ti, Tj, Tl, Tm; |
58 | | Ti = R0[WS(rs, 3)]; |
59 | | Tj = R1[WS(rs, 6)]; |
60 | | Tk = Ti - Tj; |
61 | | TE = Ti + Tj; |
62 | | Tl = R0[WS(rs, 4)]; |
63 | | Tm = R1[0]; |
64 | | Tn = Tl - Tm; |
65 | | TF = Tl + Tm; |
66 | | } |
67 | | To = Tk + Tn; |
68 | | TQ = TE + TF; |
69 | | Tx = Tn - Tk; |
70 | | TG = TE - TF; |
71 | | } |
72 | | { |
73 | | E T6, TC, T9, TB; |
74 | | { |
75 | | E T4, T5, T7, T8; |
76 | | T4 = R0[WS(rs, 1)]; |
77 | | T5 = R1[WS(rs, 4)]; |
78 | | T6 = T4 - T5; |
79 | | TC = T4 + T5; |
80 | | T7 = R0[WS(rs, 6)]; |
81 | | T8 = R1[WS(rs, 2)]; |
82 | | T9 = T7 - T8; |
83 | | TB = T7 + T8; |
84 | | } |
85 | | Ta = T6 + T9; |
86 | | TO = TC + TB; |
87 | | Tw = T6 - T9; |
88 | | TD = TB - TC; |
89 | | } |
90 | | { |
91 | | E Td, TH, Tg, TI; |
92 | | { |
93 | | E Tb, Tc, Te, Tf; |
94 | | Tb = R0[WS(rs, 2)]; |
95 | | Tc = R1[WS(rs, 5)]; |
96 | | Td = Tb - Tc; |
97 | | TH = Tb + Tc; |
98 | | Te = R0[WS(rs, 5)]; |
99 | | Tf = R1[WS(rs, 1)]; |
100 | | Tg = Te - Tf; |
101 | | TI = Te + Tf; |
102 | | } |
103 | | Th = Td + Tg; |
104 | | TP = TH + TI; |
105 | | Tv = Tg - Td; |
106 | | TJ = TH - TI; |
107 | | } |
108 | | Cr[WS(csr, 7)] = T3 + Ta + Th + To; |
109 | | Cr[0] = TN + TO + TP + TQ; |
110 | | TA = FMA(KP554958132, Tw, Tv); |
111 | | Ci[WS(csi, 3)] = KP974927912 * (FNMS(KP801937735, TA, Tx)); |
112 | | { |
113 | | E TL, TM, Ty, Tz; |
114 | | TL = FNMS(KP554958132, TG, TD); |
115 | | Ci[WS(csi, 6)] = KP974927912 * (FNMS(KP801937735, TL, TJ)); |
116 | | TM = FMA(KP554958132, TD, TJ); |
117 | | Ci[WS(csi, 4)] = KP974927912 * (FNMS(KP801937735, TM, TG)); |
118 | | Ty = FNMS(KP554958132, Tx, Tw); |
119 | | Ci[WS(csi, 1)] = KP974927912 * (FNMS(KP801937735, Ty, Tv)); |
120 | | Tz = FMA(KP554958132, Tv, Tx); |
121 | | Ci[WS(csi, 5)] = KP974927912 * (FMA(KP801937735, Tz, Tw)); |
122 | | } |
123 | | TK = FMA(KP554958132, TJ, TG); |
124 | | Ci[WS(csi, 2)] = KP974927912 * (FMA(KP801937735, TK, TD)); |
125 | | { |
126 | | E TU, TT, Tq, Tp; |
127 | | TT = FNMS(KP356895867, TO, TQ); |
128 | | TU = FNMS(KP692021471, TT, TP); |
129 | | Cr[WS(csr, 2)] = FNMS(KP900968867, TU, TN); |
130 | | Tp = FNMS(KP356895867, To, Th); |
131 | | Tq = FNMS(KP692021471, Tp, Ta); |
132 | | Cr[WS(csr, 3)] = FNMS(KP900968867, Tq, T3); |
133 | | } |
134 | | { |
135 | | E Tu, Tt, Ts, Tr; |
136 | | Tt = FNMS(KP356895867, Th, Ta); |
137 | | Tu = FNMS(KP692021471, Tt, To); |
138 | | Cr[WS(csr, 1)] = FNMS(KP900968867, Tu, T3); |
139 | | Tr = FNMS(KP356895867, Ta, To); |
140 | | Ts = FNMS(KP692021471, Tr, Th); |
141 | | Cr[WS(csr, 5)] = FNMS(KP900968867, Ts, T3); |
142 | | } |
143 | | { |
144 | | E TW, TV, TS, TR; |
145 | | TV = FNMS(KP356895867, TP, TO); |
146 | | TW = FNMS(KP692021471, TV, TQ); |
147 | | Cr[WS(csr, 6)] = FNMS(KP900968867, TW, TN); |
148 | | TR = FNMS(KP356895867, TQ, TP); |
149 | | TS = FNMS(KP692021471, TR, TO); |
150 | | Cr[WS(csr, 4)] = FNMS(KP900968867, TS, TN); |
151 | | } |
152 | | } |
153 | | } |
154 | | } |
155 | | |
156 | | static const kr2c_desc desc = { 14, "r2cf_14", { 32, 6, 30, 0 }, &GENUS }; |
157 | | |
158 | | void X(codelet_r2cf_14) (planner *p) { X(kr2c_register) (p, r2cf_14, &desc); |
159 | | } |
160 | | |
161 | | #else |
162 | | |
163 | | /* Generated by: ../../../genfft/gen_r2cf.native -compact -variables 4 -pipeline-latency 4 -n 14 -name r2cf_14 -include rdft/scalar/r2cf.h */ |
164 | | |
165 | | /* |
166 | | * This function contains 62 FP additions, 36 FP multiplications, |
167 | | * (or, 38 additions, 12 multiplications, 24 fused multiply/add), |
168 | | * 29 stack variables, 6 constants, and 28 memory accesses |
169 | | */ |
170 | | #include "rdft/scalar/r2cf.h" |
171 | | |
172 | | static void r2cf_14(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs) |
173 | 0 | { |
174 | 0 | DK(KP900968867, +0.900968867902419126236102319507445051165919162); |
175 | 0 | DK(KP222520933, +0.222520933956314404288902564496794759466355569); |
176 | 0 | DK(KP623489801, +0.623489801858733530525004884004239810632274731); |
177 | 0 | DK(KP433883739, +0.433883739117558120475768332848358754609990728); |
178 | 0 | DK(KP974927912, +0.974927912181823607018131682993931217232785801); |
179 | 0 | DK(KP781831482, +0.781831482468029808708444526674057750232334519); |
180 | 0 | { |
181 | 0 | INT i; |
182 | 0 | for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(56, rs), MAKE_VOLATILE_STRIDE(56, csr), MAKE_VOLATILE_STRIDE(56, csi)) { |
183 | 0 | E T3, TB, T6, Tv, Tn, Ts, Tk, Tt, Td, Ty, T9, Tw, Tg, Tz, T1; |
184 | 0 | E T2; |
185 | 0 | T1 = R0[0]; |
186 | 0 | T2 = R1[WS(rs, 3)]; |
187 | 0 | T3 = T1 - T2; |
188 | 0 | TB = T1 + T2; |
189 | 0 | { |
190 | 0 | E T4, T5, Tl, Tm; |
191 | 0 | T4 = R0[WS(rs, 2)]; |
192 | 0 | T5 = R1[WS(rs, 5)]; |
193 | 0 | T6 = T4 - T5; |
194 | 0 | Tv = T4 + T5; |
195 | 0 | Tl = R0[WS(rs, 6)]; |
196 | 0 | Tm = R1[WS(rs, 2)]; |
197 | 0 | Tn = Tl - Tm; |
198 | 0 | Ts = Tl + Tm; |
199 | 0 | } |
200 | 0 | { |
201 | 0 | E Ti, Tj, Tb, Tc; |
202 | 0 | Ti = R0[WS(rs, 1)]; |
203 | 0 | Tj = R1[WS(rs, 4)]; |
204 | 0 | Tk = Ti - Tj; |
205 | 0 | Tt = Ti + Tj; |
206 | 0 | Tb = R0[WS(rs, 3)]; |
207 | 0 | Tc = R1[WS(rs, 6)]; |
208 | 0 | Td = Tb - Tc; |
209 | 0 | Ty = Tb + Tc; |
210 | 0 | } |
211 | 0 | { |
212 | 0 | E T7, T8, Te, Tf; |
213 | 0 | T7 = R0[WS(rs, 5)]; |
214 | 0 | T8 = R1[WS(rs, 1)]; |
215 | 0 | T9 = T7 - T8; |
216 | 0 | Tw = T7 + T8; |
217 | 0 | Te = R0[WS(rs, 4)]; |
218 | 0 | Tf = R1[0]; |
219 | 0 | Tg = Te - Tf; |
220 | 0 | Tz = Te + Tf; |
221 | 0 | } |
222 | 0 | { |
223 | 0 | E Tp, Tr, Tq, Ta, To, Th; |
224 | 0 | Tp = Tn - Tk; |
225 | 0 | Tr = Tg - Td; |
226 | 0 | Tq = T9 - T6; |
227 | 0 | Ci[WS(csi, 1)] = FMA(KP781831482, Tp, KP974927912 * Tq) + (KP433883739 * Tr); |
228 | 0 | Ci[WS(csi, 5)] = FMA(KP433883739, Tq, KP781831482 * Tr) - (KP974927912 * Tp); |
229 | 0 | Ci[WS(csi, 3)] = FMA(KP433883739, Tp, KP974927912 * Tr) - (KP781831482 * Tq); |
230 | 0 | Ta = T6 + T9; |
231 | 0 | To = Tk + Tn; |
232 | 0 | Th = Td + Tg; |
233 | 0 | Cr[WS(csr, 3)] = FMA(KP623489801, Ta, T3) + FNMA(KP222520933, Th, KP900968867 * To); |
234 | 0 | Cr[WS(csr, 7)] = T3 + To + Ta + Th; |
235 | 0 | Cr[WS(csr, 1)] = FMA(KP623489801, To, T3) + FNMA(KP900968867, Th, KP222520933 * Ta); |
236 | 0 | Cr[WS(csr, 5)] = FMA(KP623489801, Th, T3) + FNMA(KP900968867, Ta, KP222520933 * To); |
237 | 0 | } |
238 | 0 | { |
239 | 0 | E Tu, TA, Tx, TC, TE, TD; |
240 | 0 | Tu = Ts - Tt; |
241 | 0 | TA = Ty - Tz; |
242 | 0 | Tx = Tv - Tw; |
243 | 0 | Ci[WS(csi, 2)] = FMA(KP974927912, Tu, KP433883739 * Tx) + (KP781831482 * TA); |
244 | 0 | Ci[WS(csi, 6)] = FMA(KP974927912, Tx, KP433883739 * TA) - (KP781831482 * Tu); |
245 | 0 | Ci[WS(csi, 4)] = FNMS(KP781831482, Tx, KP974927912 * TA) - (KP433883739 * Tu); |
246 | 0 | TC = Tt + Ts; |
247 | 0 | TE = Tv + Tw; |
248 | 0 | TD = Ty + Tz; |
249 | 0 | Cr[WS(csr, 6)] = FMA(KP623489801, TC, TB) + FNMA(KP900968867, TD, KP222520933 * TE); |
250 | 0 | Cr[WS(csr, 2)] = FMA(KP623489801, TD, TB) + FNMA(KP900968867, TE, KP222520933 * TC); |
251 | 0 | Cr[WS(csr, 4)] = FMA(KP623489801, TE, TB) + FNMA(KP222520933, TD, KP900968867 * TC); |
252 | 0 | Cr[0] = TB + TC + TE + TD; |
253 | 0 | } |
254 | 0 | } |
255 | 0 | } |
256 | 0 | } |
257 | | |
258 | | static const kr2c_desc desc = { 14, "r2cf_14", { 38, 12, 24, 0 }, &GENUS }; |
259 | | |
260 | 1 | void X(codelet_r2cf_14) (planner *p) { X(kr2c_register) (p, r2cf_14, &desc); |
261 | 1 | } |
262 | | |
263 | | #endif |