/* * 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 Tue Sep 14 10:47:00 EDT 2021 */ #include "rdft/codelet-rdft.h" #if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA) /* Generated by: ../../../genfft/gen_r2cb.native -fma -compact -variables 4 -pipeline-latency 4 -sign 1 -n 10 -name r2cbIII_10 -dft-III -include rdft/scalar/r2cbIII.h */ /* * This function contains 32 FP additions, 28 FP multiplications, * (or, 14 additions, 10 multiplications, 18 fused multiply/add), * 22 stack variables, 5 constants, and 20 memory accesses */ #include "rdft/scalar/r2cbIII.h" static void r2cbIII_10(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs) { DK(KP951056516, +0.951056516295153572116439333379382143405698634); DK(KP559016994, +0.559016994374947424102293417182819058860154590); DK(KP250000000, +0.250000000000000000000000000000000000000000000); DK(KP618033988, +0.618033988749894848204586834365638117720309180); DK(KP2_000000000, +2.000000000000000000000000000000000000000000000); { INT i; for (i = v; i > 0; i = i - 1, R0 = R0 + ovs, R1 = R1 + ovs, Cr = Cr + ivs, Ci = Ci + ivs, MAKE_VOLATILE_STRIDE(40, rs), MAKE_VOLATILE_STRIDE(40, csr), MAKE_VOLATILE_STRIDE(40, csi)) { E T1, To, T8, Tt, Ta, Ts, Te, Tq, Th, Tn; T1 = Cr[WS(csr, 2)]; To = Ci[WS(csi, 2)]; { E T2, T3, T4, T5, T6, T7; T2 = Cr[WS(csr, 4)]; T3 = Cr[0]; T4 = T2 + T3; T5 = Cr[WS(csr, 3)]; T6 = Cr[WS(csr, 1)]; T7 = T5 + T6; T8 = T4 + T7; Tt = T5 - T6; Ta = T7 - T4; Ts = T2 - T3; } { E Tc, Td, Tl, Tf, Tg, Tm; Tc = Ci[WS(csi, 3)]; Td = Ci[WS(csi, 1)]; Tl = Tc + Td; Tf = Ci[WS(csi, 4)]; Tg = Ci[0]; Tm = Tf + Tg; Te = Tc - Td; Tq = Tl + Tm; Th = Tf - Tg; Tn = Tl - Tm; } R0[0] = KP2_000000000 * (T1 + T8); R1[WS(rs, 2)] = KP2_000000000 * (Tn - To); { E Ti, Tk, Tb, Tj, T9; Ti = FMA(KP618033988, Th, Te); Tk = FNMS(KP618033988, Te, Th); T9 = FMS(KP250000000, T8, T1); Tb = FNMS(KP559016994, Ta, T9); Tj = FMA(KP559016994, Ta, T9); R0[WS(rs, 1)] = KP2_000000000 * (FMA(KP951056516, Ti, Tb)); R0[WS(rs, 3)] = KP2_000000000 * (FMA(KP951056516, Tk, Tj)); R0[WS(rs, 4)] = -(KP2_000000000 * (FNMS(KP951056516, Ti, Tb))); R0[WS(rs, 2)] = -(KP2_000000000 * (FNMS(KP951056516, Tk, Tj))); } { E Tu, Tw, Tr, Tv, Tp; Tu = FMA(KP618033988, Tt, Ts); Tw = FNMS(KP618033988, Ts, Tt); Tp = FMA(KP250000000, Tn, To); Tr = FMA(KP559016994, Tq, Tp); Tv = FNMS(KP559016994, Tq, Tp); R1[0] = -(KP2_000000000 * (FMA(KP951056516, Tu, Tr))); R1[WS(rs, 3)] = KP2_000000000 * (FNMS(KP951056516, Tw, Tv)); R1[WS(rs, 4)] = -(KP2_000000000 * (FNMS(KP951056516, Tu, Tr))); R1[WS(rs, 1)] = KP2_000000000 * (FMA(KP951056516, Tw, Tv)); } } } } static const kr2c_desc desc = { 10, "r2cbIII_10", { 14, 10, 18, 0 }, &GENUS }; void X(codelet_r2cbIII_10) (planner *p) { X(kr2c_register) (p, r2cbIII_10, &desc); } #else /* Generated by: ../../../genfft/gen_r2cb.native -compact -variables 4 -pipeline-latency 4 -sign 1 -n 10 -name r2cbIII_10 -dft-III -include rdft/scalar/r2cbIII.h */ /* * This function contains 32 FP additions, 16 FP multiplications, * (or, 26 additions, 10 multiplications, 6 fused multiply/add), * 22 stack variables, 5 constants, and 20 memory accesses */ #include "rdft/scalar/r2cbIII.h" static void r2cbIII_10(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs) { DK(KP500000000, +0.500000000000000000000000000000000000000000000); DK(KP1_902113032, +1.902113032590307144232878666758764286811397268); DK(KP1_175570504, +1.175570504584946258337411909278145537195304875); DK(KP2_000000000, +2.000000000000000000000000000000000000000000000); DK(KP1_118033988, +1.118033988749894848204586834365638117720309180); { INT i; for (i = v; i > 0; i = i - 1, R0 = R0 + ovs, R1 = R1 + ovs, Cr = Cr + ivs, Ci = Ci + ivs, MAKE_VOLATILE_STRIDE(40, rs), MAKE_VOLATILE_STRIDE(40, csr), MAKE_VOLATILE_STRIDE(40, csi)) { E T1, To, T8, Tq, Ta, Tp, Te, Ts, Th, Tn; T1 = Cr[WS(csr, 2)]; To = Ci[WS(csi, 2)]; { E T2, T3, T4, T5, T6, T7; T2 = Cr[WS(csr, 4)]; T3 = Cr[0]; T4 = T2 + T3; T5 = Cr[WS(csr, 3)]; T6 = Cr[WS(csr, 1)]; T7 = T5 + T6; T8 = T4 + T7; Tq = T5 - T6; Ta = KP1_118033988 * (T7 - T4); Tp = T2 - T3; } { E Tc, Td, Tm, Tf, Tg, Tl; Tc = Ci[WS(csi, 4)]; Td = Ci[0]; Tm = Tc + Td; Tf = Ci[WS(csi, 1)]; Tg = Ci[WS(csi, 3)]; Tl = Tg + Tf; Te = Tc - Td; Ts = KP1_118033988 * (Tl + Tm); Th = Tf - Tg; Tn = Tl - Tm; } R0[0] = KP2_000000000 * (T1 + T8); R1[WS(rs, 2)] = KP2_000000000 * (Tn - To); { E Ti, Tj, Tb, Tk, T9; Ti = FNMS(KP1_902113032, Th, KP1_175570504 * Te); Tj = FMA(KP1_175570504, Th, KP1_902113032 * Te); T9 = FNMS(KP2_000000000, T1, KP500000000 * T8); Tb = T9 - Ta; Tk = T9 + Ta; R0[WS(rs, 1)] = Tb + Ti; R0[WS(rs, 3)] = Tk + Tj; R0[WS(rs, 4)] = Ti - Tb; R0[WS(rs, 2)] = Tj - Tk; } { E Tr, Tv, Tu, Tw, Tt; Tr = FMA(KP1_902113032, Tp, KP1_175570504 * Tq); Tv = FNMS(KP1_175570504, Tp, KP1_902113032 * Tq); Tt = FMA(KP500000000, Tn, KP2_000000000 * To); Tu = Ts + Tt; Tw = Tt - Ts; R1[0] = -(Tr + Tu); R1[WS(rs, 3)] = Tw - Tv; R1[WS(rs, 4)] = Tr - Tu; R1[WS(rs, 1)] = Tv + Tw; } } } } static const kr2c_desc desc = { 10, "r2cbIII_10", { 26, 10, 6, 0 }, &GENUS }; void X(codelet_r2cbIII_10) (planner *p) { X(kr2c_register) (p, r2cbIII_10, &desc); } #endif