/* * Copyright (c) 2003, 2007-8 Matteo Frigo * Copyright (c) 2003, 2007-8 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ /* This file was automatically generated --- DO NOT EDIT */ /* Generated on Sun Jul 12 06:44:21 EDT 2009 */ #include "codelet-rdft.h" #ifdef HAVE_FMA /* Generated by: ../../../genfft/gen_r2cf -fma -reorder-insns -schedule-for-pipeline -compact -variables 4 -pipeline-latency 4 -n 7 -name r2cfII_7 -dft-II -include r2cfII.h */ /* * This function contains 24 FP additions, 18 FP multiplications, * (or, 9 additions, 3 multiplications, 15 fused multiply/add), * 25 stack variables, 6 constants, and 14 memory accesses */ #include "r2cfII.h" static void r2cfII_7(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs) { DK(KP900968867, +0.900968867902419126236102319507445051165919162); DK(KP692021471, +0.692021471630095869627814897002069140197260599); DK(KP801937735, +0.801937735804838252472204639014890102331838324); DK(KP974927912, +0.974927912181823607018131682993931217232785801); DK(KP554958132, +0.554958132087371191422194871006410481067288862); DK(KP356895867, +0.356895867892209443894399510021300583399127187); 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(rs), MAKE_VOLATILE_STRIDE(csr), MAKE_VOLATILE_STRIDE(csi)) { E Td, Tk; { E T4, T3, Te, T5, T9, Tf, T6, Tg, Tj; Td = R0[0]; { E T1, T2, T7, T8; T1 = R0[WS(rs, 1)]; T2 = R1[WS(rs, 2)]; T7 = R1[WS(rs, 1)]; T8 = R0[WS(rs, 2)]; T4 = R1[0]; T3 = T1 + T2; Te = T1 - T2; T5 = R0[WS(rs, 3)]; T9 = T7 + T8; Tf = T8 - T7; } T6 = T4 + T5; Tg = T5 - T4; Tj = FNMS(KP356895867, Tf, Te); { E Ta, Th, Tl, Tb, Ti, Tm, Tc; Tb = FNMS(KP554958132, T3, T9); Ta = FMA(KP554958132, T9, T6); Th = FNMS(KP356895867, Tg, Tf); Tl = FNMS(KP356895867, Te, Tg); Ci[WS(csi, 1)] = -(KP974927912 * (FNMS(KP801937735, Tb, T6))); Ci[WS(csi, 2)] = KP974927912 * (FNMS(KP801937735, Ta, T3)); Ti = FNMS(KP692021471, Th, Te); Tm = FNMS(KP692021471, Tl, Tf); Cr[WS(csr, 3)] = Te + Tg + Tf + Td; Tc = FMA(KP554958132, T6, T3); Cr[WS(csr, 1)] = FNMS(KP900968867, Ti, Td); Cr[WS(csr, 2)] = FNMS(KP900968867, Tm, Td); Tk = FNMS(KP692021471, Tj, Tg); Ci[0] = -(KP974927912 * (FMA(KP801937735, Tc, T9))); } } Cr[0] = FNMS(KP900968867, Tk, Td); } } static const kr2c_desc desc = { 7, "r2cfII_7", {9, 3, 15, 0}, &GENUS }; void X(codelet_r2cfII_7) (planner *p) { X(kr2c_register) (p, r2cfII_7, &desc); } #else /* HAVE_FMA */ /* Generated by: ../../../genfft/gen_r2cf -compact -variables 4 -pipeline-latency 4 -n 7 -name r2cfII_7 -dft-II -include r2cfII.h */ /* * This function contains 24 FP additions, 18 FP multiplications, * (or, 12 additions, 6 multiplications, 12 fused multiply/add), * 20 stack variables, 6 constants, and 14 memory accesses */ #include "r2cfII.h" static void r2cfII_7(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs) { DK(KP900968867, +0.900968867902419126236102319507445051165919162); DK(KP222520933, +0.222520933956314404288902564496794759466355569); DK(KP623489801, +0.623489801858733530525004884004239810632274731); DK(KP433883739, +0.433883739117558120475768332848358754609990728); DK(KP974927912, +0.974927912181823607018131682993931217232785801); DK(KP781831482, +0.781831482468029808708444526674057750232334519); 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(rs), MAKE_VOLATILE_STRIDE(csr), MAKE_VOLATILE_STRIDE(csi)) { E T1, Ta, Td, T4, Tb, T7, Tc, T8, T9; T1 = R0[0]; T8 = R1[0]; T9 = R0[WS(rs, 3)]; Ta = T8 - T9; Td = T8 + T9; { E T2, T3, T5, T6; T2 = R0[WS(rs, 1)]; T3 = R1[WS(rs, 2)]; T4 = T2 - T3; Tb = T2 + T3; T5 = R1[WS(rs, 1)]; T6 = R0[WS(rs, 2)]; T7 = T5 - T6; Tc = T5 + T6; } Ci[0] = -(FMA(KP781831482, Tb, KP974927912 * Tc) + (KP433883739 * Td)); Ci[WS(csi, 1)] = FNMS(KP974927912, Td, KP781831482 * Tc) - (KP433883739 * Tb); Cr[0] = FMA(KP623489801, T4, T1) + FMA(KP222520933, T7, KP900968867 * Ta); Ci[WS(csi, 2)] = FNMS(KP781831482, Td, KP974927912 * Tb) - (KP433883739 * Tc); Cr[WS(csr, 2)] = FMA(KP900968867, T7, T1) + FNMA(KP623489801, Ta, KP222520933 * T4); Cr[WS(csr, 1)] = FMA(KP222520933, Ta, T1) + FNMA(KP623489801, T7, KP900968867 * T4); Cr[WS(csr, 3)] = T1 + T4 - (T7 + Ta); } } static const kr2c_desc desc = { 7, "r2cfII_7", {12, 6, 12, 0}, &GENUS }; void X(codelet_r2cfII_7) (planner *p) { X(kr2c_register) (p, r2cfII_7, &desc); } #endif /* HAVE_FMA */