/* * 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 10:46:10 EDT 2021 */ #include "rdft/codelet-rdft.h" #if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA) /* Generated by: ../../../genfft/gen_r2cf.native -fma -compact -variables 4 -pipeline-latency 4 -n 12 -name r2cf_12 -include rdft/scalar/r2cf.h */ /* * This function contains 38 FP additions, 10 FP multiplications, * (or, 30 additions, 2 multiplications, 8 fused multiply/add), * 21 stack variables, 2 constants, and 24 memory accesses */ #include "rdft/scalar/r2cf.h" static void r2cf_12(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs) { DK(KP866025403, +0.866025403784438646763723170752936183471402627); DK(KP500000000, +0.500000000000000000000000000000000000000000000); { INT i; for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(48, rs), MAKE_VOLATILE_STRIDE(48, csr), MAKE_VOLATILE_STRIDE(48, csi)) { E T5, Tp, Tm, Tk, Ty, Tt, Ta, Tq, Tn, Tf, Tz, Tu, Tl, To; { E T1, T2, T3, T4; T1 = R0[0]; T2 = R0[WS(rs, 2)]; T3 = R0[WS(rs, 4)]; T4 = T2 + T3; T5 = T1 + T4; Tp = FNMS(KP500000000, T4, T1); Tm = T3 - T2; } { E Tg, Th, Ti, Tj; Tg = R1[WS(rs, 1)]; Th = R1[WS(rs, 3)]; Ti = R1[WS(rs, 5)]; Tj = Th + Ti; Tk = FNMS(KP500000000, Tj, Tg); Ty = Ti - Th; Tt = Tg + Tj; } { E T6, T7, T8, T9; T6 = R0[WS(rs, 3)]; T7 = R0[WS(rs, 5)]; T8 = R0[WS(rs, 1)]; T9 = T7 + T8; Ta = T6 + T9; Tq = FNMS(KP500000000, T9, T6); Tn = T8 - T7; } { E Tb, Tc, Td, Te; Tb = R1[WS(rs, 4)]; Tc = R1[0]; Td = R1[WS(rs, 2)]; Te = Tc + Td; Tf = FNMS(KP500000000, Te, Tb); Tz = Td - Tc; Tu = Tb + Te; } Cr[WS(csr, 3)] = T5 - Ta; Ci[WS(csi, 3)] = Tt - Tu; Tl = Tf - Tk; To = Tm - Tn; Ci[WS(csi, 1)] = FMA(KP866025403, To, Tl); Ci[WS(csi, 5)] = FNMS(KP866025403, To, Tl); { E Tx, TA, Tv, Tw; Tx = Tp - Tq; TA = Ty - Tz; Cr[WS(csr, 5)] = FNMS(KP866025403, TA, Tx); Cr[WS(csr, 1)] = FMA(KP866025403, TA, Tx); Tv = T5 + Ta; Tw = Tt + Tu; Cr[WS(csr, 6)] = Tv - Tw; Cr[0] = Tv + Tw; } { E Tr, Ts, TB, TC; Tr = Tp + Tq; Ts = Tk + Tf; Cr[WS(csr, 2)] = Tr - Ts; Cr[WS(csr, 4)] = Tr + Ts; TB = Ty + Tz; TC = Tm + Tn; Ci[WS(csi, 2)] = KP866025403 * (TB - TC); Ci[WS(csi, 4)] = KP866025403 * (TC + TB); } } } } static const kr2c_desc desc = { 12, "r2cf_12", { 30, 2, 8, 0 }, &GENUS }; void X(codelet_r2cf_12) (planner *p) { X(kr2c_register) (p, r2cf_12, &desc); } #else /* Generated by: ../../../genfft/gen_r2cf.native -compact -variables 4 -pipeline-latency 4 -n 12 -name r2cf_12 -include rdft/scalar/r2cf.h */ /* * This function contains 38 FP additions, 8 FP multiplications, * (or, 34 additions, 4 multiplications, 4 fused multiply/add), * 21 stack variables, 2 constants, and 24 memory accesses */ #include "rdft/scalar/r2cf.h" static void r2cf_12(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs) { DK(KP866025403, +0.866025403784438646763723170752936183471402627); DK(KP500000000, +0.500000000000000000000000000000000000000000000); { INT i; for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(48, rs), MAKE_VOLATILE_STRIDE(48, csr), MAKE_VOLATILE_STRIDE(48, csi)) { E T5, Tp, Tb, Tn, Ty, Tt, Ta, Tq, Tc, Ti, Tz, Tu, Td, To; { E T1, T2, T3, T4; T1 = R0[0]; T2 = R0[WS(rs, 2)]; T3 = R0[WS(rs, 4)]; T4 = T2 + T3; T5 = T1 + T4; Tp = FNMS(KP500000000, T4, T1); Tb = T3 - T2; } { E Tj, Tk, Tl, Tm; Tj = R1[WS(rs, 1)]; Tk = R1[WS(rs, 3)]; Tl = R1[WS(rs, 5)]; Tm = Tk + Tl; Tn = FNMS(KP500000000, Tm, Tj); Ty = Tl - Tk; Tt = Tj + Tm; } { E T6, T7, T8, T9; T6 = R0[WS(rs, 3)]; T7 = R0[WS(rs, 5)]; T8 = R0[WS(rs, 1)]; T9 = T7 + T8; Ta = T6 + T9; Tq = FNMS(KP500000000, T9, T6); Tc = T8 - T7; } { E Te, Tf, Tg, Th; Te = R1[WS(rs, 4)]; Tf = R1[0]; Tg = R1[WS(rs, 2)]; Th = Tf + Tg; Ti = FNMS(KP500000000, Th, Te); Tz = Tg - Tf; Tu = Te + Th; } Cr[WS(csr, 3)] = T5 - Ta; Ci[WS(csi, 3)] = Tt - Tu; Td = KP866025403 * (Tb - Tc); To = Ti - Tn; Ci[WS(csi, 1)] = Td + To; Ci[WS(csi, 5)] = To - Td; { E Tx, TA, Tv, Tw; Tx = Tp - Tq; TA = KP866025403 * (Ty - Tz); Cr[WS(csr, 5)] = Tx - TA; Cr[WS(csr, 1)] = Tx + TA; Tv = T5 + Ta; Tw = Tt + Tu; Cr[WS(csr, 6)] = Tv - Tw; Cr[0] = Tv + Tw; } { E Tr, Ts, TB, TC; Tr = Tp + Tq; Ts = Tn + Ti; Cr[WS(csr, 2)] = Tr - Ts; Cr[WS(csr, 4)] = Tr + Ts; TB = Ty + Tz; TC = Tb + Tc; Ci[WS(csi, 2)] = KP866025403 * (TB - TC); Ci[WS(csi, 4)] = KP866025403 * (TC + TB); } } } } static const kr2c_desc desc = { 12, "r2cf_12", { 34, 4, 4, 0 }, &GENUS }; void X(codelet_r2cf_12) (planner *p) { X(kr2c_register) (p, r2cf_12, &desc); } #endif