/src/fftw3/rdft/scalar/r2cf/r2cfII_7.c
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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 Aug 3 06:48:36 UTC 2025 */ |
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 7 -name r2cfII_7 -dft-II -include rdft/scalar/r2cfII.h */ |
29 | | |
30 | | /* |
31 | | * This function contains 24 FP additions, 18 FP multiplications, |
32 | | * (or, 9 additions, 3 multiplications, 15 fused multiply/add), |
33 | | * 23 stack variables, 6 constants, and 14 memory accesses |
34 | | */ |
35 | | #include "rdft/scalar/r2cfII.h" |
36 | | |
37 | | static void r2cfII_7(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(KP801937735, +0.801937735804838252472204639014890102331838324); |
42 | | DK(KP974927912, +0.974927912181823607018131682993931217232785801); |
43 | | DK(KP554958132, +0.554958132087371191422194871006410481067288862); |
44 | | DK(KP356895867, +0.356895867892209443894399510021300583399127187); |
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(28, rs), MAKE_VOLATILE_STRIDE(28, csr), MAKE_VOLATILE_STRIDE(28, csi)) { |
48 | | E Td, Te, Tf, Tg, T3, T6, Tl, Tj, Th, T9; |
49 | | Td = R0[0]; |
50 | | { |
51 | | E T1, T2, T7, T8, T4, T5; |
52 | | T1 = R0[WS(rs, 1)]; |
53 | | T2 = R1[WS(rs, 2)]; |
54 | | Te = T1 - T2; |
55 | | T7 = R1[WS(rs, 1)]; |
56 | | T8 = R0[WS(rs, 2)]; |
57 | | Tf = T8 - T7; |
58 | | T4 = R1[0]; |
59 | | T5 = R0[WS(rs, 3)]; |
60 | | Tg = T5 - T4; |
61 | | T3 = T1 + T2; |
62 | | T6 = T4 + T5; |
63 | | Tl = FNMS(KP356895867, Te, Tg); |
64 | | Tj = FNMS(KP356895867, Tf, Te); |
65 | | Th = FNMS(KP356895867, Tg, Tf); |
66 | | T9 = T7 + T8; |
67 | | } |
68 | | { |
69 | | E Ta, Tm, Tb, Ti, Tc, Tk; |
70 | | Ta = FMA(KP554958132, T9, T6); |
71 | | Ci[WS(csi, 2)] = KP974927912 * (FNMS(KP801937735, Ta, T3)); |
72 | | Tm = FNMS(KP692021471, Tl, Tf); |
73 | | Cr[WS(csr, 2)] = FNMS(KP900968867, Tm, Td); |
74 | | Tb = FNMS(KP554958132, T3, T9); |
75 | | Ci[WS(csi, 1)] = -(KP974927912 * (FNMS(KP801937735, Tb, T6))); |
76 | | Ti = FNMS(KP692021471, Th, Te); |
77 | | Cr[WS(csr, 1)] = FNMS(KP900968867, Ti, Td); |
78 | | Cr[WS(csr, 3)] = Te + Tg + Tf + Td; |
79 | | Tc = FMA(KP554958132, T6, T3); |
80 | | Ci[0] = -(KP974927912 * (FMA(KP801937735, Tc, T9))); |
81 | | Tk = FNMS(KP692021471, Tj, Tg); |
82 | | Cr[0] = FNMS(KP900968867, Tk, Td); |
83 | | } |
84 | | } |
85 | | } |
86 | | } |
87 | | |
88 | | static const kr2c_desc desc = { 7, "r2cfII_7", { 9, 3, 15, 0 }, &GENUS }; |
89 | | |
90 | | void X(codelet_r2cfII_7) (planner *p) { X(kr2c_register) (p, r2cfII_7, &desc); |
91 | | } |
92 | | |
93 | | #else |
94 | | |
95 | | /* Generated by: ../../../genfft/gen_r2cf.native -compact -variables 4 -pipeline-latency 4 -n 7 -name r2cfII_7 -dft-II -include rdft/scalar/r2cfII.h */ |
96 | | |
97 | | /* |
98 | | * This function contains 24 FP additions, 18 FP multiplications, |
99 | | * (or, 12 additions, 6 multiplications, 12 fused multiply/add), |
100 | | * 20 stack variables, 6 constants, and 14 memory accesses |
101 | | */ |
102 | | #include "rdft/scalar/r2cfII.h" |
103 | | |
104 | | static void r2cfII_7(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs) |
105 | 0 | { |
106 | 0 | DK(KP900968867, +0.900968867902419126236102319507445051165919162); |
107 | 0 | DK(KP222520933, +0.222520933956314404288902564496794759466355569); |
108 | 0 | DK(KP623489801, +0.623489801858733530525004884004239810632274731); |
109 | 0 | DK(KP433883739, +0.433883739117558120475768332848358754609990728); |
110 | 0 | DK(KP974927912, +0.974927912181823607018131682993931217232785801); |
111 | 0 | DK(KP781831482, +0.781831482468029808708444526674057750232334519); |
112 | 0 | { |
113 | 0 | INT i; |
114 | 0 | for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(28, rs), MAKE_VOLATILE_STRIDE(28, csr), MAKE_VOLATILE_STRIDE(28, csi)) { |
115 | 0 | E T1, Ta, Td, T4, Tb, T7, Tc, T8, T9; |
116 | 0 | T1 = R0[0]; |
117 | 0 | T8 = R1[0]; |
118 | 0 | T9 = R0[WS(rs, 3)]; |
119 | 0 | Ta = T8 - T9; |
120 | 0 | Td = T8 + T9; |
121 | 0 | { |
122 | 0 | E T2, T3, T5, T6; |
123 | 0 | T2 = R0[WS(rs, 1)]; |
124 | 0 | T3 = R1[WS(rs, 2)]; |
125 | 0 | T4 = T2 - T3; |
126 | 0 | Tb = T2 + T3; |
127 | 0 | T5 = R1[WS(rs, 1)]; |
128 | 0 | T6 = R0[WS(rs, 2)]; |
129 | 0 | T7 = T5 - T6; |
130 | 0 | Tc = T5 + T6; |
131 | 0 | } |
132 | 0 | Ci[0] = -(FMA(KP781831482, Tb, KP974927912 * Tc) + (KP433883739 * Td)); |
133 | 0 | Ci[WS(csi, 1)] = FNMS(KP974927912, Td, KP781831482 * Tc) - (KP433883739 * Tb); |
134 | 0 | Cr[0] = FMA(KP623489801, T4, T1) + FMA(KP222520933, T7, KP900968867 * Ta); |
135 | 0 | Ci[WS(csi, 2)] = FNMS(KP781831482, Td, KP974927912 * Tb) - (KP433883739 * Tc); |
136 | 0 | Cr[WS(csr, 2)] = FMA(KP900968867, T7, T1) + FNMA(KP623489801, Ta, KP222520933 * T4); |
137 | 0 | Cr[WS(csr, 1)] = FMA(KP222520933, Ta, T1) + FNMA(KP623489801, T7, KP900968867 * T4); |
138 | 0 | Cr[WS(csr, 3)] = T1 + T4 - (T7 + Ta); |
139 | 0 | } |
140 | 0 | } |
141 | 0 | } |
142 | | |
143 | | static const kr2c_desc desc = { 7, "r2cfII_7", { 12, 6, 12, 0 }, &GENUS }; |
144 | | |
145 | 1 | void X(codelet_r2cfII_7) (planner *p) { X(kr2c_register) (p, r2cfII_7, &desc); |
146 | 1 | } |
147 | | |
148 | | #endif |