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diff src/fftw-3.3.3/dft/simd/common/t3bv_10.c @ 10:37bf6b4a2645

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Add FFTW3
author Chris Cannam
date Wed, 20 Mar 2013 15:35:50 +0000
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/fftw-3.3.3/dft/simd/common/t3bv_10.c	Wed Mar 20 15:35:50 2013 +0000
@@ -0,0 +1,287 @@
+/*
+ * Copyright (c) 2003, 2007-11 Matteo Frigo
+ * Copyright (c) 2003, 2007-11 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+/* This file was automatically generated --- DO NOT EDIT */
+/* Generated on Sun Nov 25 07:39:22 EST 2012 */
+
+#include "codelet-dft.h"
+
+#ifdef HAVE_FMA
+
+/* Generated by: ../../../genfft/gen_twiddle_c.native -fma -reorder-insns -schedule-for-pipeline -simd -compact -variables 4 -pipeline-latency 8 -twiddle-log3 -precompute-twiddles -no-generate-bytw -n 10 -name t3bv_10 -include t3b.h -sign 1 */
+
+/*
+ * This function contains 57 FP additions, 52 FP multiplications,
+ * (or, 39 additions, 34 multiplications, 18 fused multiply/add),
+ * 57 stack variables, 4 constants, and 20 memory accesses
+ */
+#include "t3b.h"
+
+static void t3bv_10(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
+{
+     DVK(KP559016994, +0.559016994374947424102293417182819058860154590);
+     DVK(KP250000000, +0.250000000000000000000000000000000000000000000);
+     DVK(KP618033988, +0.618033988749894848204586834365638117720309180);
+     DVK(KP951056516, +0.951056516295153572116439333379382143405698634);
+     {
+	  INT m;
+	  R *x;
+	  x = ii;
+	  for (m = mb, W = W + (mb * ((TWVL / VL) * 6)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 6), MAKE_VOLATILE_STRIDE(10, rs)) {
+	       V T1, T7, Th, Tx, Tr, Td, Tp, T6, Tv, Tc, Te, Ti, Tl, T2, T3;
+	       V T5;
+	       T2 = LDW(&(W[0]));
+	       T3 = LDW(&(W[TWVL * 2]));
+	       T5 = LDW(&(W[TWVL * 4]));
+	       T1 = LD(&(x[0]), ms, &(x[0]));
+	       T7 = LD(&(x[WS(rs, 5)]), ms, &(x[WS(rs, 1)]));
+	       {
+		    V To, Tw, Tq, Tu, Ta, T4, Tt, Tk, Tb;
+		    To = LD(&(x[WS(rs, 4)]), ms, &(x[0]));
+		    Tw = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)]));
+		    Tq = LD(&(x[WS(rs, 9)]), ms, &(x[WS(rs, 1)]));
+		    Tu = LD(&(x[WS(rs, 6)]), ms, &(x[0]));
+		    Ta = VZMULJ(T2, T3);
+		    T4 = VZMUL(T2, T3);
+		    Th = VZMULJ(T2, T5);
+		    Tt = VZMULJ(T3, T5);
+		    Tb = LD(&(x[WS(rs, 2)]), ms, &(x[0]));
+		    Tx = VZMUL(T2, Tw);
+		    Tr = VZMUL(T5, Tq);
+		    Tk = LD(&(x[WS(rs, 3)]), ms, &(x[WS(rs, 1)]));
+		    Td = VZMULJ(Ta, T5);
+		    Tp = VZMUL(T4, To);
+		    T6 = VZMULJ(T4, T5);
+		    Tv = VZMUL(Tt, Tu);
+		    Tc = VZMUL(Ta, Tb);
+		    Te = LD(&(x[WS(rs, 7)]), ms, &(x[WS(rs, 1)]));
+		    Ti = LD(&(x[WS(rs, 8)]), ms, &(x[0]));
+		    Tl = VZMUL(T3, Tk);
+	       }
+	       {
+		    V TN, Ts, T8, Ty, TO, Tf, Tj;
+		    TN = VADD(Tp, Tr);
+		    Ts = VSUB(Tp, Tr);
+		    T8 = VZMUL(T6, T7);
+		    Ty = VSUB(Tv, Tx);
+		    TO = VADD(Tv, Tx);
+		    Tf = VZMUL(Td, Te);
+		    Tj = VZMUL(Th, Ti);
+		    {
+			 V T9, TJ, TP, TU, Tz, TF, Tg, TK, Tm, TL;
+			 T9 = VSUB(T1, T8);
+			 TJ = VADD(T1, T8);
+			 TP = VADD(TN, TO);
+			 TU = VSUB(TN, TO);
+			 Tz = VADD(Ts, Ty);
+			 TF = VSUB(Ts, Ty);
+			 Tg = VSUB(Tc, Tf);
+			 TK = VADD(Tc, Tf);
+			 Tm = VSUB(Tj, Tl);
+			 TL = VADD(Tj, Tl);
+			 {
+			      V TM, TV, Tn, TE;
+			      TM = VADD(TK, TL);
+			      TV = VSUB(TK, TL);
+			      Tn = VADD(Tg, Tm);
+			      TE = VSUB(Tg, Tm);
+			      {
+				   V TW, TY, TS, TQ, TG, TI, TC, TA, TR, TB;
+				   TW = VMUL(LDK(KP951056516), VFNMS(LDK(KP618033988), TV, TU));
+				   TY = VMUL(LDK(KP951056516), VFMA(LDK(KP618033988), TU, TV));
+				   TS = VSUB(TM, TP);
+				   TQ = VADD(TM, TP);
+				   TG = VMUL(LDK(KP951056516), VFMA(LDK(KP618033988), TF, TE));
+				   TI = VMUL(LDK(KP951056516), VFNMS(LDK(KP618033988), TE, TF));
+				   TC = VSUB(Tn, Tz);
+				   TA = VADD(Tn, Tz);
+				   ST(&(x[0]), VADD(TJ, TQ), ms, &(x[0]));
+				   TR = VFNMS(LDK(KP250000000), TQ, TJ);
+				   ST(&(x[WS(rs, 5)]), VADD(T9, TA), ms, &(x[WS(rs, 1)]));
+				   TB = VFNMS(LDK(KP250000000), TA, T9);
+				   {
+					V TX, TT, TH, TD;
+					TX = VFMA(LDK(KP559016994), TS, TR);
+					TT = VFNMS(LDK(KP559016994), TS, TR);
+					TH = VFNMS(LDK(KP559016994), TC, TB);
+					TD = VFMA(LDK(KP559016994), TC, TB);
+					ST(&(x[WS(rs, 8)]), VFMAI(TW, TT), ms, &(x[0]));
+					ST(&(x[WS(rs, 2)]), VFNMSI(TW, TT), ms, &(x[0]));
+					ST(&(x[WS(rs, 6)]), VFMAI(TY, TX), ms, &(x[0]));
+					ST(&(x[WS(rs, 4)]), VFNMSI(TY, TX), ms, &(x[0]));
+					ST(&(x[WS(rs, 9)]), VFNMSI(TG, TD), ms, &(x[WS(rs, 1)]));
+					ST(&(x[WS(rs, 1)]), VFMAI(TG, TD), ms, &(x[WS(rs, 1)]));
+					ST(&(x[WS(rs, 7)]), VFNMSI(TI, TH), ms, &(x[WS(rs, 1)]));
+					ST(&(x[WS(rs, 3)]), VFMAI(TI, TH), ms, &(x[WS(rs, 1)]));
+				   }
+			      }
+			 }
+		    }
+	       }
+	  }
+     }
+     VLEAVE();
+}
+
+static const tw_instr twinstr[] = {
+     VTW(0, 1),
+     VTW(0, 3),
+     VTW(0, 9),
+     {TW_NEXT, VL, 0}
+};
+
+static const ct_desc desc = { 10, XSIMD_STRING("t3bv_10"), twinstr, &GENUS, {39, 34, 18, 0}, 0, 0, 0 };
+
+void XSIMD(codelet_t3bv_10) (planner *p) {
+     X(kdft_dit_register) (p, t3bv_10, &desc);
+}
+#else				/* HAVE_FMA */
+
+/* Generated by: ../../../genfft/gen_twiddle_c.native -simd -compact -variables 4 -pipeline-latency 8 -twiddle-log3 -precompute-twiddles -no-generate-bytw -n 10 -name t3bv_10 -include t3b.h -sign 1 */
+
+/*
+ * This function contains 57 FP additions, 42 FP multiplications,
+ * (or, 51 additions, 36 multiplications, 6 fused multiply/add),
+ * 41 stack variables, 4 constants, and 20 memory accesses
+ */
+#include "t3b.h"
+
+static void t3bv_10(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
+{
+     DVK(KP587785252, +0.587785252292473129168705954639072768597652438);
+     DVK(KP951056516, +0.951056516295153572116439333379382143405698634);
+     DVK(KP250000000, +0.250000000000000000000000000000000000000000000);
+     DVK(KP559016994, +0.559016994374947424102293417182819058860154590);
+     {
+	  INT m;
+	  R *x;
+	  x = ii;
+	  for (m = mb, W = W + (mb * ((TWVL / VL) * 6)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 6), MAKE_VOLATILE_STRIDE(10, rs)) {
+	       V T1, T2, T3, Ti, T6, T7, TA, Tb, To;
+	       T1 = LDW(&(W[0]));
+	       T2 = LDW(&(W[TWVL * 2]));
+	       T3 = VZMULJ(T1, T2);
+	       Ti = VZMUL(T1, T2);
+	       T6 = LDW(&(W[TWVL * 4]));
+	       T7 = VZMULJ(T3, T6);
+	       TA = VZMULJ(Ti, T6);
+	       Tb = VZMULJ(T1, T6);
+	       To = VZMULJ(T2, T6);
+	       {
+		    V TD, TQ, Tn, Tt, Tx, TM, TN, TS, Ta, Tg, Tw, TJ, TK, TR, Tz;
+		    V TC, TB;
+		    Tz = LD(&(x[0]), ms, &(x[0]));
+		    TB = LD(&(x[WS(rs, 5)]), ms, &(x[WS(rs, 1)]));
+		    TC = VZMUL(TA, TB);
+		    TD = VSUB(Tz, TC);
+		    TQ = VADD(Tz, TC);
+		    {
+			 V Tk, Ts, Tm, Tq;
+			 {
+			      V Tj, Tr, Tl, Tp;
+			      Tj = LD(&(x[WS(rs, 4)]), ms, &(x[0]));
+			      Tk = VZMUL(Ti, Tj);
+			      Tr = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)]));
+			      Ts = VZMUL(T1, Tr);
+			      Tl = LD(&(x[WS(rs, 9)]), ms, &(x[WS(rs, 1)]));
+			      Tm = VZMUL(T6, Tl);
+			      Tp = LD(&(x[WS(rs, 6)]), ms, &(x[0]));
+			      Tq = VZMUL(To, Tp);
+			 }
+			 Tn = VSUB(Tk, Tm);
+			 Tt = VSUB(Tq, Ts);
+			 Tx = VADD(Tn, Tt);
+			 TM = VADD(Tk, Tm);
+			 TN = VADD(Tq, Ts);
+			 TS = VADD(TM, TN);
+		    }
+		    {
+			 V T5, Tf, T9, Td;
+			 {
+			      V T4, Te, T8, Tc;
+			      T4 = LD(&(x[WS(rs, 2)]), ms, &(x[0]));
+			      T5 = VZMUL(T3, T4);
+			      Te = LD(&(x[WS(rs, 3)]), ms, &(x[WS(rs, 1)]));
+			      Tf = VZMUL(T2, Te);
+			      T8 = LD(&(x[WS(rs, 7)]), ms, &(x[WS(rs, 1)]));
+			      T9 = VZMUL(T7, T8);
+			      Tc = LD(&(x[WS(rs, 8)]), ms, &(x[0]));
+			      Td = VZMUL(Tb, Tc);
+			 }
+			 Ta = VSUB(T5, T9);
+			 Tg = VSUB(Td, Tf);
+			 Tw = VADD(Ta, Tg);
+			 TJ = VADD(T5, T9);
+			 TK = VADD(Td, Tf);
+			 TR = VADD(TJ, TK);
+		    }
+		    {
+			 V Ty, TE, TF, Tv, TI, Th, Tu, TH, TG;
+			 Ty = VMUL(LDK(KP559016994), VSUB(Tw, Tx));
+			 TE = VADD(Tw, Tx);
+			 TF = VFNMS(LDK(KP250000000), TE, TD);
+			 Th = VSUB(Ta, Tg);
+			 Tu = VSUB(Tn, Tt);
+			 Tv = VBYI(VFMA(LDK(KP951056516), Th, VMUL(LDK(KP587785252), Tu)));
+			 TI = VBYI(VFNMS(LDK(KP951056516), Tu, VMUL(LDK(KP587785252), Th)));
+			 ST(&(x[WS(rs, 5)]), VADD(TD, TE), ms, &(x[WS(rs, 1)]));
+			 TH = VSUB(TF, Ty);
+			 ST(&(x[WS(rs, 3)]), VSUB(TH, TI), ms, &(x[WS(rs, 1)]));
+			 ST(&(x[WS(rs, 7)]), VADD(TI, TH), ms, &(x[WS(rs, 1)]));
+			 TG = VADD(Ty, TF);
+			 ST(&(x[WS(rs, 1)]), VADD(Tv, TG), ms, &(x[WS(rs, 1)]));
+			 ST(&(x[WS(rs, 9)]), VSUB(TG, Tv), ms, &(x[WS(rs, 1)]));
+		    }
+		    {
+			 V TV, TT, TU, TP, TY, TL, TO, TX, TW;
+			 TV = VMUL(LDK(KP559016994), VSUB(TR, TS));
+			 TT = VADD(TR, TS);
+			 TU = VFNMS(LDK(KP250000000), TT, TQ);
+			 TL = VSUB(TJ, TK);
+			 TO = VSUB(TM, TN);
+			 TP = VBYI(VFNMS(LDK(KP951056516), TO, VMUL(LDK(KP587785252), TL)));
+			 TY = VBYI(VFMA(LDK(KP951056516), TL, VMUL(LDK(KP587785252), TO)));
+			 ST(&(x[0]), VADD(TQ, TT), ms, &(x[0]));
+			 TX = VADD(TV, TU);
+			 ST(&(x[WS(rs, 4)]), VSUB(TX, TY), ms, &(x[0]));
+			 ST(&(x[WS(rs, 6)]), VADD(TY, TX), ms, &(x[0]));
+			 TW = VSUB(TU, TV);
+			 ST(&(x[WS(rs, 2)]), VADD(TP, TW), ms, &(x[0]));
+			 ST(&(x[WS(rs, 8)]), VSUB(TW, TP), ms, &(x[0]));
+		    }
+	       }
+	  }
+     }
+     VLEAVE();
+}
+
+static const tw_instr twinstr[] = {
+     VTW(0, 1),
+     VTW(0, 3),
+     VTW(0, 9),
+     {TW_NEXT, VL, 0}
+};
+
+static const ct_desc desc = { 10, XSIMD_STRING("t3bv_10"), twinstr, &GENUS, {51, 36, 6, 0}, 0, 0, 0 };
+
+void XSIMD(codelet_t3bv_10) (planner *p) {
+     X(kdft_dit_register) (p, t3bv_10, &desc);
+}
+#endif				/* HAVE_FMA */