/* * Copyright (c) 2003, 2007-14 Matteo Frigo * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * */ /* This file was automatically generated --- DO NOT EDIT */ /* Generated on Thu May 24 08:04:12 EDT 2018 */ #include "dft/codelet-dft.h" #if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA) /* Generated by: ../../../genfft/gen_twiddle.native -fma -compact -variables 4 -pipeline-latency 4 -n 5 -name t1_5 -include dft/scalar/t.h */ /* * This function contains 40 FP additions, 34 FP multiplications, * (or, 14 additions, 8 multiplications, 26 fused multiply/add), * 31 stack variables, 4 constants, and 20 memory accesses */ #include "dft/scalar/t.h" static void t1_5(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms) { DK(KP951056516, +0.951056516295153572116439333379382143405698634); DK(KP559016994, +0.559016994374947424102293417182819058860154590); DK(KP618033988, +0.618033988749894848204586834365638117720309180); DK(KP250000000, +0.250000000000000000000000000000000000000000000); { INT m; for (m = mb, W = W + (mb * 8); m < me; m = m + 1, ri = ri + ms, ii = ii + ms, W = W + 8, MAKE_VOLATILE_STRIDE(10, rs)) { E T1, TM, T7, Tx, Td, Tz, Te, TJ, Tk, TC, Tq, TE, Tr, TK; T1 = ri[0]; TM = ii[0]; { E T3, T6, T4, Tw, T9, Tc, Ta, Ty, T2, T8, T5, Tb; T3 = ri[WS(rs, 1)]; T6 = ii[WS(rs, 1)]; T2 = W[0]; T4 = T2 * T3; Tw = T2 * T6; T9 = ri[WS(rs, 4)]; Tc = ii[WS(rs, 4)]; T8 = W[6]; Ta = T8 * T9; Ty = T8 * Tc; T5 = W[1]; T7 = FMA(T5, T6, T4); Tx = FNMS(T5, T3, Tw); Tb = W[7]; Td = FMA(Tb, Tc, Ta); Tz = FNMS(Tb, T9, Ty); Te = T7 + Td; TJ = Tx + Tz; } { E Tg, Tj, Th, TB, Tm, Tp, Tn, TD, Tf, Tl, Ti, To; Tg = ri[WS(rs, 2)]; Tj = ii[WS(rs, 2)]; Tf = W[2]; Th = Tf * Tg; TB = Tf * Tj; Tm = ri[WS(rs, 3)]; Tp = ii[WS(rs, 3)]; Tl = W[4]; Tn = Tl * Tm; TD = Tl * Tp; Ti = W[3]; Tk = FMA(Ti, Tj, Th); TC = FNMS(Ti, Tg, TB); To = W[5]; Tq = FMA(To, Tp, Tn); TE = FNMS(To, Tm, TD); Tr = Tk + Tq; TK = TC + TE; } { E Tu, Ts, Tt, TG, TI, TA, TF, TH, Tv; Tu = Te - Tr; Ts = Te + Tr; Tt = FNMS(KP250000000, Ts, T1); TA = Tx - Tz; TF = TC - TE; TG = FMA(KP618033988, TF, TA); TI = FNMS(KP618033988, TA, TF); ri[0] = T1 + Ts; TH = FNMS(KP559016994, Tu, Tt); ri[WS(rs, 2)] = FNMS(KP951056516, TI, TH); ri[WS(rs, 3)] = FMA(KP951056516, TI, TH); Tv = FMA(KP559016994, Tu, Tt); ri[WS(rs, 4)] = FNMS(KP951056516, TG, Tv); ri[WS(rs, 1)] = FMA(KP951056516, TG, Tv); } { E TO, TL, TN, TS, TU, TQ, TR, TT, TP; TO = TJ - TK; TL = TJ + TK; TN = FNMS(KP250000000, TL, TM); TQ = T7 - Td; TR = Tk - Tq; TS = FMA(KP618033988, TR, TQ); TU = FNMS(KP618033988, TQ, TR); ii[0] = TL + TM; TT = FNMS(KP559016994, TO, TN); ii[WS(rs, 2)] = FMA(KP951056516, TU, TT); ii[WS(rs, 3)] = FNMS(KP951056516, TU, TT); TP = FMA(KP559016994, TO, TN); ii[WS(rs, 1)] = FNMS(KP951056516, TS, TP); ii[WS(rs, 4)] = FMA(KP951056516, TS, TP); } } } } static const tw_instr twinstr[] = { {TW_FULL, 0, 5}, {TW_NEXT, 1, 0} }; static const ct_desc desc = { 5, "t1_5", twinstr, &GENUS, {14, 8, 26, 0}, 0, 0, 0 }; void X(codelet_t1_5) (planner *p) { X(kdft_dit_register) (p, t1_5, &desc); } #else /* Generated by: ../../../genfft/gen_twiddle.native -compact -variables 4 -pipeline-latency 4 -n 5 -name t1_5 -include dft/scalar/t.h */ /* * This function contains 40 FP additions, 28 FP multiplications, * (or, 26 additions, 14 multiplications, 14 fused multiply/add), * 29 stack variables, 4 constants, and 20 memory accesses */ #include "dft/scalar/t.h" static void t1_5(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms) { DK(KP250000000, +0.250000000000000000000000000000000000000000000); DK(KP559016994, +0.559016994374947424102293417182819058860154590); DK(KP587785252, +0.587785252292473129168705954639072768597652438); DK(KP951056516, +0.951056516295153572116439333379382143405698634); { INT m; for (m = mb, W = W + (mb * 8); m < me; m = m + 1, ri = ri + ms, ii = ii + ms, W = W + 8, MAKE_VOLATILE_STRIDE(10, rs)) { E T1, TE, Tu, Tx, TJ, TI, TB, TC, TD, Tc, Tn, To; T1 = ri[0]; TE = ii[0]; { E T6, Ts, Tm, Tw, Tb, Tt, Th, Tv; { E T3, T5, T2, T4; T3 = ri[WS(rs, 1)]; T5 = ii[WS(rs, 1)]; T2 = W[0]; T4 = W[1]; T6 = FMA(T2, T3, T4 * T5); Ts = FNMS(T4, T3, T2 * T5); } { E Tj, Tl, Ti, Tk; Tj = ri[WS(rs, 3)]; Tl = ii[WS(rs, 3)]; Ti = W[4]; Tk = W[5]; Tm = FMA(Ti, Tj, Tk * Tl); Tw = FNMS(Tk, Tj, Ti * Tl); } { E T8, Ta, T7, T9; T8 = ri[WS(rs, 4)]; Ta = ii[WS(rs, 4)]; T7 = W[6]; T9 = W[7]; Tb = FMA(T7, T8, T9 * Ta); Tt = FNMS(T9, T8, T7 * Ta); } { E Te, Tg, Td, Tf; Te = ri[WS(rs, 2)]; Tg = ii[WS(rs, 2)]; Td = W[2]; Tf = W[3]; Th = FMA(Td, Te, Tf * Tg); Tv = FNMS(Tf, Te, Td * Tg); } Tu = Ts - Tt; Tx = Tv - Tw; TJ = Th - Tm; TI = T6 - Tb; TB = Ts + Tt; TC = Tv + Tw; TD = TB + TC; Tc = T6 + Tb; Tn = Th + Tm; To = Tc + Tn; } ri[0] = T1 + To; ii[0] = TD + TE; { E Ty, TA, Tr, Tz, Tp, Tq; Ty = FMA(KP951056516, Tu, KP587785252 * Tx); TA = FNMS(KP587785252, Tu, KP951056516 * Tx); Tp = KP559016994 * (Tc - Tn); Tq = FNMS(KP250000000, To, T1); Tr = Tp + Tq; Tz = Tq - Tp; ri[WS(rs, 4)] = Tr - Ty; ri[WS(rs, 3)] = Tz + TA; ri[WS(rs, 1)] = Tr + Ty; ri[WS(rs, 2)] = Tz - TA; } { E TK, TL, TH, TM, TF, TG; TK = FMA(KP951056516, TI, KP587785252 * TJ); TL = FNMS(KP587785252, TI, KP951056516 * TJ); TF = KP559016994 * (TB - TC); TG = FNMS(KP250000000, TD, TE); TH = TF + TG; TM = TG - TF; ii[WS(rs, 1)] = TH - TK; ii[WS(rs, 3)] = TM - TL; ii[WS(rs, 4)] = TK + TH; ii[WS(rs, 2)] = TL + TM; } } } } static const tw_instr twinstr[] = { {TW_FULL, 0, 5}, {TW_NEXT, 1, 0} }; static const ct_desc desc = { 5, "t1_5", twinstr, &GENUS, {26, 14, 14, 0}, 0, 0, 0 }; void X(codelet_t1_5) (planner *p) { X(kdft_dit_register) (p, t1_5, &desc); } #endif