/src/fftw3/rdft/scalar/r2cf/r2cf_10.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 Nov 9 07:05:28 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 10 -name r2cf_10 -include rdft/scalar/r2cf.h */ |
29 | | |
30 | | /* |
31 | | * This function contains 34 FP additions, 14 FP multiplications, |
32 | | * (or, 24 additions, 4 multiplications, 10 fused multiply/add), |
33 | | * 26 stack variables, 4 constants, and 20 memory accesses |
34 | | */ |
35 | | #include "rdft/scalar/r2cf.h" |
36 | | |
37 | | static void r2cf_10(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs) |
38 | | { |
39 | | DK(KP559016994, +0.559016994374947424102293417182819058860154590); |
40 | | DK(KP250000000, +0.250000000000000000000000000000000000000000000); |
41 | | DK(KP618033988, +0.618033988749894848204586834365638117720309180); |
42 | | DK(KP951056516, +0.951056516295153572116439333379382143405698634); |
43 | | { |
44 | | INT i; |
45 | | for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(40, rs), MAKE_VOLATILE_STRIDE(40, csr), MAKE_VOLATILE_STRIDE(40, csi)) { |
46 | | E T3, Tt, Td, Tn, Tg, To, Th, Tv, T6, Tq, T9, Tr, Ta, Tu, T1; |
47 | | E T2; |
48 | | T1 = R0[0]; |
49 | | T2 = R1[WS(rs, 2)]; |
50 | | T3 = T1 - T2; |
51 | | Tt = T1 + T2; |
52 | | { |
53 | | E Tb, Tc, Te, Tf; |
54 | | Tb = R0[WS(rs, 2)]; |
55 | | Tc = R1[WS(rs, 4)]; |
56 | | Td = Tb - Tc; |
57 | | Tn = Tb + Tc; |
58 | | Te = R0[WS(rs, 3)]; |
59 | | Tf = R1[0]; |
60 | | Tg = Te - Tf; |
61 | | To = Te + Tf; |
62 | | } |
63 | | Th = Td + Tg; |
64 | | Tv = Tn + To; |
65 | | { |
66 | | E T4, T5, T7, T8; |
67 | | T4 = R0[WS(rs, 1)]; |
68 | | T5 = R1[WS(rs, 3)]; |
69 | | T6 = T4 - T5; |
70 | | Tq = T4 + T5; |
71 | | T7 = R0[WS(rs, 4)]; |
72 | | T8 = R1[WS(rs, 1)]; |
73 | | T9 = T7 - T8; |
74 | | Tr = T7 + T8; |
75 | | } |
76 | | Ta = T6 + T9; |
77 | | Tu = Tq + Tr; |
78 | | { |
79 | | E Tl, Tm, Tk, Ti, Tj; |
80 | | Tl = T6 - T9; |
81 | | Tm = Tg - Td; |
82 | | Ci[WS(csi, 1)] = -(KP951056516 * (FNMS(KP618033988, Tm, Tl))); |
83 | | Ci[WS(csi, 3)] = KP951056516 * (FMA(KP618033988, Tl, Tm)); |
84 | | Tk = Ta - Th; |
85 | | Ti = Ta + Th; |
86 | | Tj = FNMS(KP250000000, Ti, T3); |
87 | | Cr[WS(csr, 1)] = FMA(KP559016994, Tk, Tj); |
88 | | Cr[WS(csr, 5)] = T3 + Ti; |
89 | | Cr[WS(csr, 3)] = FNMS(KP559016994, Tk, Tj); |
90 | | } |
91 | | { |
92 | | E Tp, Ts, Ty, Tw, Tx; |
93 | | Tp = Tn - To; |
94 | | Ts = Tq - Tr; |
95 | | Ci[WS(csi, 2)] = KP951056516 * (FNMS(KP618033988, Ts, Tp)); |
96 | | Ci[WS(csi, 4)] = KP951056516 * (FMA(KP618033988, Tp, Ts)); |
97 | | Ty = Tu - Tv; |
98 | | Tw = Tu + Tv; |
99 | | Tx = FNMS(KP250000000, Tw, Tt); |
100 | | Cr[WS(csr, 2)] = FNMS(KP559016994, Ty, Tx); |
101 | | Cr[0] = Tt + Tw; |
102 | | Cr[WS(csr, 4)] = FMA(KP559016994, Ty, Tx); |
103 | | } |
104 | | } |
105 | | } |
106 | | } |
107 | | |
108 | | static const kr2c_desc desc = { 10, "r2cf_10", { 24, 4, 10, 0 }, &GENUS }; |
109 | | |
110 | | void X(codelet_r2cf_10) (planner *p) { X(kr2c_register) (p, r2cf_10, &desc); |
111 | | } |
112 | | |
113 | | #else |
114 | | |
115 | | /* Generated by: ../../../genfft/gen_r2cf.native -compact -variables 4 -pipeline-latency 4 -n 10 -name r2cf_10 -include rdft/scalar/r2cf.h */ |
116 | | |
117 | | /* |
118 | | * This function contains 34 FP additions, 12 FP multiplications, |
119 | | * (or, 28 additions, 6 multiplications, 6 fused multiply/add), |
120 | | * 26 stack variables, 4 constants, and 20 memory accesses |
121 | | */ |
122 | | #include "rdft/scalar/r2cf.h" |
123 | | |
124 | | static void r2cf_10(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs) |
125 | 0 | { |
126 | 0 | DK(KP250000000, +0.250000000000000000000000000000000000000000000); |
127 | 0 | DK(KP559016994, +0.559016994374947424102293417182819058860154590); |
128 | 0 | DK(KP951056516, +0.951056516295153572116439333379382143405698634); |
129 | 0 | DK(KP587785252, +0.587785252292473129168705954639072768597652438); |
130 | 0 | { |
131 | 0 | INT i; |
132 | 0 | for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(40, rs), MAKE_VOLATILE_STRIDE(40, csr), MAKE_VOLATILE_STRIDE(40, csi)) { |
133 | 0 | E Ti, Tt, Ta, Tn, Td, To, Te, Tv, T3, Tq, T6, Tr, T7, Tu, Tg; |
134 | 0 | E Th; |
135 | 0 | Tg = R0[0]; |
136 | 0 | Th = R1[WS(rs, 2)]; |
137 | 0 | Ti = Tg - Th; |
138 | 0 | Tt = Tg + Th; |
139 | 0 | { |
140 | 0 | E T8, T9, Tb, Tc; |
141 | 0 | T8 = R0[WS(rs, 2)]; |
142 | 0 | T9 = R1[WS(rs, 4)]; |
143 | 0 | Ta = T8 - T9; |
144 | 0 | Tn = T8 + T9; |
145 | 0 | Tb = R0[WS(rs, 3)]; |
146 | 0 | Tc = R1[0]; |
147 | 0 | Td = Tb - Tc; |
148 | 0 | To = Tb + Tc; |
149 | 0 | } |
150 | 0 | Te = Ta + Td; |
151 | 0 | Tv = Tn + To; |
152 | 0 | { |
153 | 0 | E T1, T2, T4, T5; |
154 | 0 | T1 = R0[WS(rs, 1)]; |
155 | 0 | T2 = R1[WS(rs, 3)]; |
156 | 0 | T3 = T1 - T2; |
157 | 0 | Tq = T1 + T2; |
158 | 0 | T4 = R0[WS(rs, 4)]; |
159 | 0 | T5 = R1[WS(rs, 1)]; |
160 | 0 | T6 = T4 - T5; |
161 | 0 | Tr = T4 + T5; |
162 | 0 | } |
163 | 0 | T7 = T3 + T6; |
164 | 0 | Tu = Tq + Tr; |
165 | 0 | { |
166 | 0 | E Tl, Tm, Tf, Tj, Tk; |
167 | 0 | Tl = Td - Ta; |
168 | 0 | Tm = T3 - T6; |
169 | 0 | Ci[WS(csi, 1)] = FNMS(KP951056516, Tm, KP587785252 * Tl); |
170 | 0 | Ci[WS(csi, 3)] = FMA(KP587785252, Tm, KP951056516 * Tl); |
171 | 0 | Tf = KP559016994 * (T7 - Te); |
172 | 0 | Tj = T7 + Te; |
173 | 0 | Tk = FNMS(KP250000000, Tj, Ti); |
174 | 0 | Cr[WS(csr, 1)] = Tf + Tk; |
175 | 0 | Cr[WS(csr, 5)] = Ti + Tj; |
176 | 0 | Cr[WS(csr, 3)] = Tk - Tf; |
177 | 0 | } |
178 | 0 | { |
179 | 0 | E Tp, Ts, Ty, Tw, Tx; |
180 | 0 | Tp = Tn - To; |
181 | 0 | Ts = Tq - Tr; |
182 | 0 | Ci[WS(csi, 2)] = FNMS(KP587785252, Ts, KP951056516 * Tp); |
183 | 0 | Ci[WS(csi, 4)] = FMA(KP951056516, Ts, KP587785252 * Tp); |
184 | 0 | Ty = KP559016994 * (Tu - Tv); |
185 | 0 | Tw = Tu + Tv; |
186 | 0 | Tx = FNMS(KP250000000, Tw, Tt); |
187 | 0 | Cr[WS(csr, 2)] = Tx - Ty; |
188 | 0 | Cr[0] = Tt + Tw; |
189 | 0 | Cr[WS(csr, 4)] = Ty + Tx; |
190 | 0 | } |
191 | 0 | } |
192 | 0 | } |
193 | 0 | } |
194 | | |
195 | | static const kr2c_desc desc = { 10, "r2cf_10", { 28, 6, 6, 0 }, &GENUS }; |
196 | | |
197 | 1 | void X(codelet_r2cf_10) (planner *p) { X(kr2c_register) (p, r2cf_10, &desc); |
198 | 1 | } |
199 | | |
200 | | #endif |