/* * 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 5 -name r2cfII_5 -dft-II -include r2cfII.h */ /* * This function contains 12 FP additions, 7 FP multiplications, * (or, 7 additions, 2 multiplications, 5 fused multiply/add), * 17 stack variables, 4 constants, and 10 memory accesses */ #include "r2cfII.h" static void r2cfII_5(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs) { DK(KP559016994, +0.559016994374947424102293417182819058860154590); DK(KP250000000, +0.250000000000000000000000000000000000000000000); DK(KP618033988, +0.618033988749894848204586834365638117720309180); DK(KP951056516, +0.951056516295153572116439333379382143405698634); 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, T2, T3, T5, T6; T1 = R0[0]; T2 = R0[WS(rs, 1)]; T3 = R1[WS(rs, 1)]; T5 = R0[WS(rs, 2)]; T6 = R1[0]; { E Tb, T4, Tc, T7, Ta, T8, T9; Tb = T2 + T3; T4 = T2 - T3; Tc = T5 + T6; T7 = T5 - T6; Ci[0] = -(KP951056516 * (FMA(KP618033988, Tc, Tb))); Ci[WS(csi, 1)] = -(KP951056516 * (FNMS(KP618033988, Tb, Tc))); Ta = T4 - T7; T8 = T4 + T7; T9 = FNMS(KP250000000, T8, T1); Cr[WS(csr, 2)] = T1 + T8; Cr[WS(csr, 1)] = FNMS(KP559016994, Ta, T9); Cr[0] = FMA(KP559016994, Ta, T9); } } } static const kr2c_desc desc = { 5, "r2cfII_5", {7, 2, 5, 0}, &GENUS }; void X(codelet_r2cfII_5) (planner *p) { X(kr2c_register) (p, r2cfII_5, &desc); } #else /* HAVE_FMA */ /* Generated by: ../../../genfft/gen_r2cf -compact -variables 4 -pipeline-latency 4 -n 5 -name r2cfII_5 -dft-II -include r2cfII.h */ /* * This function contains 12 FP additions, 6 FP multiplications, * (or, 9 additions, 3 multiplications, 3 fused multiply/add), * 17 stack variables, 4 constants, and 10 memory accesses */ #include "r2cfII.h" static void r2cfII_5(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs) { DK(KP250000000, +0.250000000000000000000000000000000000000000000); DK(KP559016994, +0.559016994374947424102293417182819058860154590); DK(KP951056516, +0.951056516295153572116439333379382143405698634); DK(KP587785252, +0.587785252292473129168705954639072768597652438); 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 T8, T3, T6, T9, Tc, Tb, T7, Ta; T8 = R0[0]; { E T1, T2, T4, T5; T1 = R0[WS(rs, 1)]; T2 = R1[WS(rs, 1)]; T3 = T1 - T2; T4 = R0[WS(rs, 2)]; T5 = R1[0]; T6 = T4 - T5; T9 = T3 + T6; Tc = T4 + T5; Tb = T1 + T2; } Cr[WS(csr, 2)] = T8 + T9; Ci[WS(csi, 1)] = FNMS(KP951056516, Tc, KP587785252 * Tb); Ci[0] = -(FMA(KP951056516, Tb, KP587785252 * Tc)); T7 = KP559016994 * (T3 - T6); Ta = FNMS(KP250000000, T9, T8); Cr[0] = T7 + Ta; Cr[WS(csr, 1)] = Ta - T7; } } static const kr2c_desc desc = { 5, "r2cfII_5", {9, 3, 3, 0}, &GENUS }; void X(codelet_r2cfII_5) (planner *p) { X(kr2c_register) (p, r2cfII_5, &desc); } #endif /* HAVE_FMA */