/* * 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 06:43:41 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 12 -name r2cf_12 -include r2cf.h */ /* * This function contains 38 FP additions, 10 FP multiplications, * (or, 30 additions, 2 multiplications, 8 fused multiply/add), * 31 stack variables, 2 constants, and 24 memory accesses */ #include "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(rs), MAKE_VOLATILE_STRIDE(csr), MAKE_VOLATILE_STRIDE(csi)) { E Tm, T6, Ty, Tp, T5, Tk, Tt, Tb, Tc, Td, T9, Tn; { E T1, Tg, Th, Ti, T4, T2, T3, T7, T8, Tj; T1 = R0[0]; T2 = R0[WS(rs, 2)]; T3 = R0[WS(rs, 4)]; Tg = R1[WS(rs, 1)]; Th = R1[WS(rs, 3)]; Ti = R1[WS(rs, 5)]; T4 = T2 + T3; Tm = T3 - T2; T6 = R0[WS(rs, 3)]; Ty = Ti - Th; Tj = Th + Ti; Tp = FNMS(KP500000000, T4, T1); T5 = T1 + T4; T7 = R0[WS(rs, 5)]; Tk = FNMS(KP500000000, Tj, Tg); Tt = Tg + Tj; T8 = R0[WS(rs, 1)]; Tb = R1[WS(rs, 4)]; Tc = R1[0]; Td = R1[WS(rs, 2)]; T9 = T7 + T8; Tn = T8 - T7; } { E Te, Tz, To, TC; Te = Tc + Td; Tz = Td - Tc; To = Tm - Tn; TC = Tm + Tn; { E Ta, Tq, TA, TB; Ta = T6 + T9; Tq = FNMS(KP500000000, T9, T6); TA = Ty - Tz; TB = Ty + Tz; { E Tf, Tu, Tx, Tr; Tf = FNMS(KP500000000, Te, Tb); Tu = Tb + Te; Tx = Tp - Tq; Tr = Tp + Tq; { E Tv, Tw, Tl, Ts; Tv = T5 + Ta; Cr[WS(csr, 3)] = T5 - Ta; Ci[WS(csi, 4)] = KP866025403 * (TC + TB); Ci[WS(csi, 2)] = KP866025403 * (TB - TC); Tw = Tt + Tu; Ci[WS(csi, 3)] = Tt - Tu; Tl = Tf - Tk; Ts = Tk + Tf; Cr[WS(csr, 1)] = FMA(KP866025403, TA, Tx); Cr[WS(csr, 5)] = FNMS(KP866025403, TA, Tx); Cr[0] = Tv + Tw; Cr[WS(csr, 6)] = Tv - Tw; Cr[WS(csr, 4)] = Tr + Ts; Cr[WS(csr, 2)] = Tr - Ts; Ci[WS(csi, 5)] = FNMS(KP866025403, To, Tl); Ci[WS(csi, 1)] = FMA(KP866025403, To, Tl); } } } } } } 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 /* HAVE_FMA */ /* Generated by: ../../../genfft/gen_r2cf -compact -variables 4 -pipeline-latency 4 -n 12 -name r2cf_12 -include 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 "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(rs), MAKE_VOLATILE_STRIDE(csr), MAKE_VOLATILE_STRIDE(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 /* HAVE_FMA */