Chris@82: /*
Chris@82:  * Copyright (c) 2003, 2007-14 Matteo Frigo
Chris@82:  * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
Chris@82:  *
Chris@82:  * This program is free software; you can redistribute it and/or modify
Chris@82:  * it under the terms of the GNU General Public License as published by
Chris@82:  * the Free Software Foundation; either version 2 of the License, or
Chris@82:  * (at your option) any later version.
Chris@82:  *
Chris@82:  * This program is distributed in the hope that it will be useful,
Chris@82:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@82:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Chris@82:  * GNU General Public License for more details.
Chris@82:  *
Chris@82:  * You should have received a copy of the GNU General Public License
Chris@82:  * along with this program; if not, write to the Free Software
Chris@82:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
Chris@82:  *
Chris@82:  */
Chris@82: 
Chris@82: /* This file was automatically generated --- DO NOT EDIT */
Chris@82: /* Generated on Thu May 24 08:06:26 EDT 2018 */
Chris@82: 
Chris@82: #include "rdft/codelet-rdft.h"
Chris@82: 
Chris@82: #if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
Chris@82: 
Chris@82: /* Generated by: ../../../genfft/gen_r2cf.native -fma -compact -variables 4 -pipeline-latency 4 -n 5 -name r2cf_5 -include rdft/scalar/r2cf.h */
Chris@82: 
Chris@82: /*
Chris@82:  * This function contains 12 FP additions, 7 FP multiplications,
Chris@82:  * (or, 7 additions, 2 multiplications, 5 fused multiply/add),
Chris@82:  * 17 stack variables, 4 constants, and 10 memory accesses
Chris@82:  */
Chris@82: #include "rdft/scalar/r2cf.h"
Chris@82: 
Chris@82: static void r2cf_5(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)
Chris@82: {
Chris@82:      DK(KP559016994, +0.559016994374947424102293417182819058860154590);
Chris@82:      DK(KP250000000, +0.250000000000000000000000000000000000000000000);
Chris@82:      DK(KP618033988, +0.618033988749894848204586834365638117720309180);
Chris@82:      DK(KP951056516, +0.951056516295153572116439333379382143405698634);
Chris@82:      {
Chris@82: 	  INT i;
Chris@82: 	  for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(20, rs), MAKE_VOLATILE_STRIDE(20, csr), MAKE_VOLATILE_STRIDE(20, csi)) {
Chris@82: 	       E T7, T8, T9, T3, Ta, T6, Tb, Tc;
Chris@82: 	       T7 = R0[0];
Chris@82: 	       {
Chris@82: 		    E T1, T2, T4, T5;
Chris@82: 		    T1 = R0[WS(rs, 2)];
Chris@82: 		    T2 = R1[0];
Chris@82: 		    T8 = T2 + T1;
Chris@82: 		    T4 = R0[WS(rs, 1)];
Chris@82: 		    T5 = R1[WS(rs, 1)];
Chris@82: 		    T9 = T4 + T5;
Chris@82: 		    T3 = T1 - T2;
Chris@82: 		    Ta = T8 + T9;
Chris@82: 		    T6 = T4 - T5;
Chris@82: 	       }
Chris@82: 	       Ci[WS(csi, 1)] = KP951056516 * (FNMS(KP618033988, T6, T3));
Chris@82: 	       Cr[0] = T7 + Ta;
Chris@82: 	       Ci[WS(csi, 2)] = KP951056516 * (FMA(KP618033988, T3, T6));
Chris@82: 	       Tb = FNMS(KP250000000, Ta, T7);
Chris@82: 	       Tc = T8 - T9;
Chris@82: 	       Cr[WS(csr, 1)] = FMA(KP559016994, Tc, Tb);
Chris@82: 	       Cr[WS(csr, 2)] = FNMS(KP559016994, Tc, Tb);
Chris@82: 	  }
Chris@82:      }
Chris@82: }
Chris@82: 
Chris@82: static const kr2c_desc desc = { 5, "r2cf_5", {7, 2, 5, 0}, &GENUS };
Chris@82: 
Chris@82: void X(codelet_r2cf_5) (planner *p) {
Chris@82:      X(kr2c_register) (p, r2cf_5, &desc);
Chris@82: }
Chris@82: 
Chris@82: #else
Chris@82: 
Chris@82: /* Generated by: ../../../genfft/gen_r2cf.native -compact -variables 4 -pipeline-latency 4 -n 5 -name r2cf_5 -include rdft/scalar/r2cf.h */
Chris@82: 
Chris@82: /*
Chris@82:  * This function contains 12 FP additions, 6 FP multiplications,
Chris@82:  * (or, 9 additions, 3 multiplications, 3 fused multiply/add),
Chris@82:  * 17 stack variables, 4 constants, and 10 memory accesses
Chris@82:  */
Chris@82: #include "rdft/scalar/r2cf.h"
Chris@82: 
Chris@82: static void r2cf_5(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)
Chris@82: {
Chris@82:      DK(KP250000000, +0.250000000000000000000000000000000000000000000);
Chris@82:      DK(KP559016994, +0.559016994374947424102293417182819058860154590);
Chris@82:      DK(KP587785252, +0.587785252292473129168705954639072768597652438);
Chris@82:      DK(KP951056516, +0.951056516295153572116439333379382143405698634);
Chris@82:      {
Chris@82: 	  INT i;
Chris@82: 	  for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(20, rs), MAKE_VOLATILE_STRIDE(20, csr), MAKE_VOLATILE_STRIDE(20, csi)) {
Chris@82: 	       E Ta, T7, T8, T3, Tb, T6, T9, Tc;
Chris@82: 	       Ta = R0[0];
Chris@82: 	       {
Chris@82: 		    E T1, T2, T4, T5;
Chris@82: 		    T1 = R0[WS(rs, 2)];
Chris@82: 		    T2 = R1[0];
Chris@82: 		    T7 = T2 + T1;
Chris@82: 		    T4 = R0[WS(rs, 1)];
Chris@82: 		    T5 = R1[WS(rs, 1)];
Chris@82: 		    T8 = T4 + T5;
Chris@82: 		    T3 = T1 - T2;
Chris@82: 		    Tb = T7 + T8;
Chris@82: 		    T6 = T4 - T5;
Chris@82: 	       }
Chris@82: 	       Ci[WS(csi, 1)] = FNMS(KP587785252, T6, KP951056516 * T3);
Chris@82: 	       Cr[0] = Ta + Tb;
Chris@82: 	       Ci[WS(csi, 2)] = FMA(KP587785252, T3, KP951056516 * T6);
Chris@82: 	       T9 = KP559016994 * (T7 - T8);
Chris@82: 	       Tc = FNMS(KP250000000, Tb, Ta);
Chris@82: 	       Cr[WS(csr, 1)] = T9 + Tc;
Chris@82: 	       Cr[WS(csr, 2)] = Tc - T9;
Chris@82: 	  }
Chris@82:      }
Chris@82: }
Chris@82: 
Chris@82: static const kr2c_desc desc = { 5, "r2cf_5", {9, 3, 3, 0}, &GENUS };
Chris@82: 
Chris@82: void X(codelet_r2cf_5) (planner *p) {
Chris@82:      X(kr2c_register) (p, r2cf_5, &desc);
Chris@82: }
Chris@82: 
Chris@82: #endif