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annotate src/fftw-3.3.8/dft/simd/common/n2fv_8.c @ 84:08ae793730bd

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Add null config files
author Chris Cannam
date Mon, 02 Mar 2020 14:03:47 +0000
parents d0c2a83c1364
children
rev   line source
Chris@82 1 /*
Chris@82 2 * Copyright (c) 2003, 2007-14 Matteo Frigo
Chris@82 3 * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
Chris@82 4 *
Chris@82 5 * This program is free software; you can redistribute it and/or modify
Chris@82 6 * it under the terms of the GNU General Public License as published by
Chris@82 7 * the Free Software Foundation; either version 2 of the License, or
Chris@82 8 * (at your option) any later version.
Chris@82 9 *
Chris@82 10 * This program is distributed in the hope that it will be useful,
Chris@82 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@82 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
Chris@82 13 * GNU General Public License for more details.
Chris@82 14 *
Chris@82 15 * You should have received a copy of the GNU General Public License
Chris@82 16 * along with this program; if not, write to the Free Software
Chris@82 17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
Chris@82 18 *
Chris@82 19 */
Chris@82 20
Chris@82 21 /* This file was automatically generated --- DO NOT EDIT */
Chris@82 22 /* Generated on Thu May 24 08:05:07 EDT 2018 */
Chris@82 23
Chris@82 24 #include "dft/codelet-dft.h"
Chris@82 25
Chris@82 26 #if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
Chris@82 27
Chris@82 28 /* Generated by: ../../../genfft/gen_notw_c.native -fma -simd -compact -variables 4 -pipeline-latency 8 -n 8 -name n2fv_8 -with-ostride 2 -include dft/simd/n2f.h -store-multiple 2 */
Chris@82 29
Chris@82 30 /*
Chris@82 31 * This function contains 26 FP additions, 10 FP multiplications,
Chris@82 32 * (or, 16 additions, 0 multiplications, 10 fused multiply/add),
Chris@82 33 * 24 stack variables, 1 constants, and 20 memory accesses
Chris@82 34 */
Chris@82 35 #include "dft/simd/n2f.h"
Chris@82 36
Chris@82 37 static void n2fv_8(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs)
Chris@82 38 {
Chris@82 39 DVK(KP707106781, +0.707106781186547524400844362104849039284835938);
Chris@82 40 {
Chris@82 41 INT i;
Chris@82 42 const R *xi;
Chris@82 43 R *xo;
Chris@82 44 xi = ri;
Chris@82 45 xo = ro;
Chris@82 46 for (i = v; i > 0; i = i - VL, xi = xi + (VL * ivs), xo = xo + (VL * ovs), MAKE_VOLATILE_STRIDE(16, is), MAKE_VOLATILE_STRIDE(16, os)) {
Chris@82 47 V T3, Tj, Te, Tk, Ta, Tn, Tf, Tm, Tr, Tu;
Chris@82 48 {
Chris@82 49 V T1, T2, Tc, Td;
Chris@82 50 T1 = LD(&(xi[0]), ivs, &(xi[0]));
Chris@82 51 T2 = LD(&(xi[WS(is, 4)]), ivs, &(xi[0]));
Chris@82 52 T3 = VSUB(T1, T2);
Chris@82 53 Tj = VADD(T1, T2);
Chris@82 54 Tc = LD(&(xi[WS(is, 2)]), ivs, &(xi[0]));
Chris@82 55 Td = LD(&(xi[WS(is, 6)]), ivs, &(xi[0]));
Chris@82 56 Te = VSUB(Tc, Td);
Chris@82 57 Tk = VADD(Tc, Td);
Chris@82 58 {
Chris@82 59 V T4, T5, T6, T7, T8, T9;
Chris@82 60 T4 = LD(&(xi[WS(is, 1)]), ivs, &(xi[WS(is, 1)]));
Chris@82 61 T5 = LD(&(xi[WS(is, 5)]), ivs, &(xi[WS(is, 1)]));
Chris@82 62 T6 = VSUB(T4, T5);
Chris@82 63 T7 = LD(&(xi[WS(is, 7)]), ivs, &(xi[WS(is, 1)]));
Chris@82 64 T8 = LD(&(xi[WS(is, 3)]), ivs, &(xi[WS(is, 1)]));
Chris@82 65 T9 = VSUB(T7, T8);
Chris@82 66 Ta = VADD(T6, T9);
Chris@82 67 Tn = VADD(T7, T8);
Chris@82 68 Tf = VSUB(T9, T6);
Chris@82 69 Tm = VADD(T4, T5);
Chris@82 70 }
Chris@82 71 }
Chris@82 72 {
Chris@82 73 V Ts, Tb, Tg, Tp, Tq, Tt;
Chris@82 74 Tb = VFMA(LDK(KP707106781), Ta, T3);
Chris@82 75 Tg = VFNMS(LDK(KP707106781), Tf, Te);
Chris@82 76 Tr = VFNMSI(Tg, Tb);
Chris@82 77 STM2(&(xo[2]), Tr, ovs, &(xo[2]));
Chris@82 78 Ts = VFMAI(Tg, Tb);
Chris@82 79 STM2(&(xo[14]), Ts, ovs, &(xo[2]));
Chris@82 80 Tp = VSUB(Tj, Tk);
Chris@82 81 Tq = VSUB(Tn, Tm);
Chris@82 82 Tt = VFNMSI(Tq, Tp);
Chris@82 83 STM2(&(xo[12]), Tt, ovs, &(xo[0]));
Chris@82 84 STN2(&(xo[12]), Tt, Ts, ovs);
Chris@82 85 Tu = VFMAI(Tq, Tp);
Chris@82 86 STM2(&(xo[4]), Tu, ovs, &(xo[0]));
Chris@82 87 }
Chris@82 88 {
Chris@82 89 V Tv, Th, Ti, Tw;
Chris@82 90 Th = VFNMS(LDK(KP707106781), Ta, T3);
Chris@82 91 Ti = VFMA(LDK(KP707106781), Tf, Te);
Chris@82 92 Tv = VFNMSI(Ti, Th);
Chris@82 93 STM2(&(xo[10]), Tv, ovs, &(xo[2]));
Chris@82 94 Tw = VFMAI(Ti, Th);
Chris@82 95 STM2(&(xo[6]), Tw, ovs, &(xo[2]));
Chris@82 96 STN2(&(xo[4]), Tu, Tw, ovs);
Chris@82 97 {
Chris@82 98 V Tl, To, Tx, Ty;
Chris@82 99 Tl = VADD(Tj, Tk);
Chris@82 100 To = VADD(Tm, Tn);
Chris@82 101 Tx = VSUB(Tl, To);
Chris@82 102 STM2(&(xo[8]), Tx, ovs, &(xo[0]));
Chris@82 103 STN2(&(xo[8]), Tx, Tv, ovs);
Chris@82 104 Ty = VADD(Tl, To);
Chris@82 105 STM2(&(xo[0]), Ty, ovs, &(xo[0]));
Chris@82 106 STN2(&(xo[0]), Ty, Tr, ovs);
Chris@82 107 }
Chris@82 108 }
Chris@82 109 }
Chris@82 110 }
Chris@82 111 VLEAVE();
Chris@82 112 }
Chris@82 113
Chris@82 114 static const kdft_desc desc = { 8, XSIMD_STRING("n2fv_8"), {16, 0, 10, 0}, &GENUS, 0, 2, 0, 0 };
Chris@82 115
Chris@82 116 void XSIMD(codelet_n2fv_8) (planner *p) {
Chris@82 117 X(kdft_register) (p, n2fv_8, &desc);
Chris@82 118 }
Chris@82 119
Chris@82 120 #else
Chris@82 121
Chris@82 122 /* Generated by: ../../../genfft/gen_notw_c.native -simd -compact -variables 4 -pipeline-latency 8 -n 8 -name n2fv_8 -with-ostride 2 -include dft/simd/n2f.h -store-multiple 2 */
Chris@82 123
Chris@82 124 /*
Chris@82 125 * This function contains 26 FP additions, 2 FP multiplications,
Chris@82 126 * (or, 26 additions, 2 multiplications, 0 fused multiply/add),
Chris@82 127 * 24 stack variables, 1 constants, and 20 memory accesses
Chris@82 128 */
Chris@82 129 #include "dft/simd/n2f.h"
Chris@82 130
Chris@82 131 static void n2fv_8(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs)
Chris@82 132 {
Chris@82 133 DVK(KP707106781, +0.707106781186547524400844362104849039284835938);
Chris@82 134 {
Chris@82 135 INT i;
Chris@82 136 const R *xi;
Chris@82 137 R *xo;
Chris@82 138 xi = ri;
Chris@82 139 xo = ro;
Chris@82 140 for (i = v; i > 0; i = i - VL, xi = xi + (VL * ivs), xo = xo + (VL * ovs), MAKE_VOLATILE_STRIDE(16, is), MAKE_VOLATILE_STRIDE(16, os)) {
Chris@82 141 V T3, Tj, Tf, Tk, Ta, Tn, Tc, Tm, Ts, Tu;
Chris@82 142 {
Chris@82 143 V T1, T2, Td, Te;
Chris@82 144 T1 = LD(&(xi[0]), ivs, &(xi[0]));
Chris@82 145 T2 = LD(&(xi[WS(is, 4)]), ivs, &(xi[0]));
Chris@82 146 T3 = VSUB(T1, T2);
Chris@82 147 Tj = VADD(T1, T2);
Chris@82 148 Td = LD(&(xi[WS(is, 2)]), ivs, &(xi[0]));
Chris@82 149 Te = LD(&(xi[WS(is, 6)]), ivs, &(xi[0]));
Chris@82 150 Tf = VSUB(Td, Te);
Chris@82 151 Tk = VADD(Td, Te);
Chris@82 152 {
Chris@82 153 V T4, T5, T6, T7, T8, T9;
Chris@82 154 T4 = LD(&(xi[WS(is, 1)]), ivs, &(xi[WS(is, 1)]));
Chris@82 155 T5 = LD(&(xi[WS(is, 5)]), ivs, &(xi[WS(is, 1)]));
Chris@82 156 T6 = VSUB(T4, T5);
Chris@82 157 T7 = LD(&(xi[WS(is, 7)]), ivs, &(xi[WS(is, 1)]));
Chris@82 158 T8 = LD(&(xi[WS(is, 3)]), ivs, &(xi[WS(is, 1)]));
Chris@82 159 T9 = VSUB(T7, T8);
Chris@82 160 Ta = VMUL(LDK(KP707106781), VADD(T6, T9));
Chris@82 161 Tn = VADD(T7, T8);
Chris@82 162 Tc = VMUL(LDK(KP707106781), VSUB(T9, T6));
Chris@82 163 Tm = VADD(T4, T5);
Chris@82 164 }
Chris@82 165 }
Chris@82 166 {
Chris@82 167 V Tr, Tb, Tg, Tp, Tq, Tt;
Chris@82 168 Tb = VADD(T3, Ta);
Chris@82 169 Tg = VBYI(VSUB(Tc, Tf));
Chris@82 170 Tr = VSUB(Tb, Tg);
Chris@82 171 STM2(&(xo[14]), Tr, ovs, &(xo[2]));
Chris@82 172 Ts = VADD(Tb, Tg);
Chris@82 173 STM2(&(xo[2]), Ts, ovs, &(xo[2]));
Chris@82 174 Tp = VSUB(Tj, Tk);
Chris@82 175 Tq = VBYI(VSUB(Tn, Tm));
Chris@82 176 Tt = VSUB(Tp, Tq);
Chris@82 177 STM2(&(xo[12]), Tt, ovs, &(xo[0]));
Chris@82 178 STN2(&(xo[12]), Tt, Tr, ovs);
Chris@82 179 Tu = VADD(Tp, Tq);
Chris@82 180 STM2(&(xo[4]), Tu, ovs, &(xo[0]));
Chris@82 181 }
Chris@82 182 {
Chris@82 183 V Tv, Th, Ti, Tw;
Chris@82 184 Th = VSUB(T3, Ta);
Chris@82 185 Ti = VBYI(VADD(Tf, Tc));
Chris@82 186 Tv = VSUB(Th, Ti);
Chris@82 187 STM2(&(xo[10]), Tv, ovs, &(xo[2]));
Chris@82 188 Tw = VADD(Th, Ti);
Chris@82 189 STM2(&(xo[6]), Tw, ovs, &(xo[2]));
Chris@82 190 STN2(&(xo[4]), Tu, Tw, ovs);
Chris@82 191 {
Chris@82 192 V Tl, To, Tx, Ty;
Chris@82 193 Tl = VADD(Tj, Tk);
Chris@82 194 To = VADD(Tm, Tn);
Chris@82 195 Tx = VSUB(Tl, To);
Chris@82 196 STM2(&(xo[8]), Tx, ovs, &(xo[0]));
Chris@82 197 STN2(&(xo[8]), Tx, Tv, ovs);
Chris@82 198 Ty = VADD(Tl, To);
Chris@82 199 STM2(&(xo[0]), Ty, ovs, &(xo[0]));
Chris@82 200 STN2(&(xo[0]), Ty, Ts, ovs);
Chris@82 201 }
Chris@82 202 }
Chris@82 203 }
Chris@82 204 }
Chris@82 205 VLEAVE();
Chris@82 206 }
Chris@82 207
Chris@82 208 static const kdft_desc desc = { 8, XSIMD_STRING("n2fv_8"), {26, 2, 0, 0}, &GENUS, 0, 2, 0, 0 };
Chris@82 209
Chris@82 210 void XSIMD(codelet_n2fv_8) (planner *p) {
Chris@82 211 X(kdft_register) (p, n2fv_8, &desc);
Chris@82 212 }
Chris@82 213
Chris@82 214 #endif