/* * 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 Sat Nov 15 20:37:19 EST 2008 */#include "codelet-dft.h"#ifdef HAVE_FMA/* Generated by: ../../../genfft/gen_twiddle -fma -reorder-insns -schedule-for-pipeline -compact -variables 4 -pipeline-latency 4 -n 3 -name t1_3 -include t.h *//* * This function contains 16 FP additions, 14 FP multiplications, * (or, 6 additions, 4 multiplications, 10 fused multiply/add), * 21 stack variables, 2 constants, and 12 memory accesses */#include "t.h"static void t1_3(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms){     DK(KP866025403, +0.866025403784438646763723170752936183471402627);     DK(KP500000000, +0.500000000000000000000000000000000000000000000);     INT m;     for (m = mb, W = W + (mb * 4); m < me; m = m + 1, ri = ri + ms, ii = ii + ms, W = W + 4, MAKE_VOLATILE_STRIDE(rs)) {	  E T1, Tm, T9, Tc, Tb, Th, T7, Ti, Ta, Tj, Td;	  T1 = ri[0];	  Tm = ii[0];	  {	       E T3, T6, T2, T5, Tg, T4, T8;	       T3 = ri[WS(rs, 1)];	       T6 = ii[WS(rs, 1)];	       T2 = W[0];	       T5 = W[1];	       T9 = ri[WS(rs, 2)];	       Tc = ii[WS(rs, 2)];	       Tg = T2 * T6;	       T4 = T2 * T3;	       T8 = W[2];	       Tb = W[3];	       Th = FNMS(T5, T3, Tg);	       T7 = FMA(T5, T6, T4);	       Ti = T8 * Tc;	       Ta = T8 * T9;	  }	  Tj = FNMS(Tb, T9, Ti);	  Td = FMA(Tb, Tc, Ta);	  {	       E Tk, Te, To, Tn, Tl, Tf;	       Tk = Th - Tj;	       Tl = Th + Tj;	       Te = T7 + Td;	       To = Td - T7;	       ii[0] = Tl + Tm;	       Tn = FNMS(KP500000000, Tl, Tm);	       ri[0] = T1 + Te;	       Tf = FNMS(KP500000000, Te, T1);	       ii[WS(rs, 1)] = FMA(KP866025403, To, Tn);	       ii[WS(rs, 2)] = FNMS(KP866025403, To, Tn);	       ri[WS(rs, 2)] = FNMS(KP866025403, Tk, Tf);	       ri[WS(rs, 1)] = FMA(KP866025403, Tk, Tf);	  }     }}static const tw_instr twinstr[] = {     {TW_FULL, 0, 3},     {TW_NEXT, 1, 0}};static const ct_desc desc = { 3, "t1_3", twinstr, &GENUS, {6, 4, 10, 0}, 0, 0, 0 };void X(codelet_t1_3) (planner *p) {     X(kdft_dit_register) (p, t1_3, &desc);}#else				/* HAVE_FMA *//* Generated by: ../../../genfft/gen_twiddle -compact -variables 4 -pipeline-latency 4 -n 3 -name t1_3 -include t.h *//* * This function contains 16 FP additions, 12 FP multiplications, * (or, 10 additions, 6 multiplications, 6 fused multiply/add), * 15 stack variables, 2 constants, and 12 memory accesses */#include "t.h"static void t1_3(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms){     DK(KP866025403, +0.866025403784438646763723170752936183471402627);     DK(KP500000000, +0.500000000000000000000000000000000000000000000);     INT m;     for (m = mb, W = W + (mb * 4); m < me; m = m + 1, ri = ri + ms, ii = ii + ms, W = W + 4, MAKE_VOLATILE_STRIDE(rs)) {	  E T1, Ti, T6, Te, Tb, Tf, Tc, Th;	  T1 = ri[0];	  Ti = ii[0];	  {	       E T3, T5, T2, T4;	       T3 = ri[WS(rs, 1)];	       T5 = ii[WS(rs, 1)];	       T2 = W[0];	       T4 = W[1];	       T6 = FMA(T2, T3, T4 * T5);	       Te = FNMS(T4, T3, T2 * T5);	  }	  {	       E T8, Ta, T7, T9;	       T8 = ri[WS(rs, 2)];	       Ta = ii[WS(rs, 2)];	       T7 = W[2];	       T9 = W[3];	       Tb = FMA(T7, T8, T9 * Ta);	       Tf = FNMS(T9, T8, T7 * Ta);	  }	  Tc = T6 + Tb;	  Th = Te + Tf;	  ri[0] = T1 + Tc;	  ii[0] = Th + Ti;	  {	       E Td, Tg, Tj, Tk;	       Td = FNMS(KP500000000, Tc, T1);	       Tg = KP866025403 * (Te - Tf);	       ri[WS(rs, 2)] = Td - Tg;	       ri[WS(rs, 1)] = Td + Tg;	       Tj = KP866025403 * (Tb - T6);	       Tk = FNMS(KP500000000, Th, Ti);	       ii[WS(rs, 1)] = Tj + Tk;	       ii[WS(rs, 2)] = Tk - Tj;	  }     }}static const tw_instr twinstr[] = {     {TW_FULL, 0, 3},     {TW_NEXT, 1, 0}};static const ct_desc desc = { 3, "t1_3", twinstr, &GENUS, {10, 6, 6, 0}, 0, 0, 0 };void X(codelet_t1_3) (planner *p) {     X(kdft_dit_register) (p, t1_3, &desc);}#endif				/* HAVE_FMA */