diff Lib/fftw-3.2.1/cell/spu/spu_t1fv_8.spuc @ 0:25bf17994ef1

First commit. VS2013, Codeblocks and Mac OSX configuration

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Lib/fftw-3.2.1/cell/spu/spu_t1fv_8.spuc	Thu Jul 09 01:12:16 2015 +0100
@@ -0,0 +1,88 @@
+/*
+ * 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
+ *
+ */
+/* Generated by: ../../genfft/gen_twiddle_c -standalone -fma -reorder-insns -simd -compact -variables 100000 -include fftw-spu.h -trivial-stores -n 8 -name X(spu_t1fv_8) */
+
+/*
+ * This function contains 33 FP additions, 24 FP multiplications,
+ * (or, 23 additions, 14 multiplications, 10 fused multiply/add),
+ * 44 stack variables, 1 constants, and 16 memory accesses
+ */
+#include "fftw-spu.h"
+
+void X(spu_t1fv_8) (R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms) {
+     DVK(KP707106781, +0.707106781186547524400844362104849039284835938);
+     INT m;
+     R *x;
+     x = ri;
+     for (m = mb, W = W + (mb * ((TWVL / VL) * 14)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 14), MAKE_VOLATILE_STRIDE(rs)) {
+	  V T4, Tu, Tl, Tv, Tx, Ty, Tf, Tm, T1, T3, T2, Ti, Tk, Th, Tj;
+	  V T6, Td, T8, Tb, T5, Tc, T7, Ta, T9, Te, Tq, Tr, Tw, Tz, To;
+	  V Tp, Tg, Tn, TE, TF, TC, TD, Ts, Tt, TA, TB;
+	  T1 = LD(&(x[0]), ms, &(x[0]));
+	  T2 = LD(&(x[WS(rs, 4)]), ms, &(x[0]));
+	  T3 = BYTWJ(&(W[TWVL * 6]), T2);
+	  T4 = VSUB(T1, T3);
+	  Tu = VADD(T1, T3);
+	  Th = LD(&(x[WS(rs, 2)]), ms, &(x[0]));
+	  Ti = BYTWJ(&(W[TWVL * 2]), Th);
+	  Tj = LD(&(x[WS(rs, 6)]), ms, &(x[0]));
+	  Tk = BYTWJ(&(W[TWVL * 10]), Tj);
+	  Tl = VSUB(Ti, Tk);
+	  Tv = VADD(Ti, Tk);
+	  T5 = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)]));
+	  T6 = BYTWJ(&(W[0]), T5);
+	  Tc = LD(&(x[WS(rs, 3)]), ms, &(x[WS(rs, 1)]));
+	  Td = BYTWJ(&(W[TWVL * 4]), Tc);
+	  T7 = LD(&(x[WS(rs, 5)]), ms, &(x[WS(rs, 1)]));
+	  T8 = BYTWJ(&(W[TWVL * 8]), T7);
+	  Ta = LD(&(x[WS(rs, 7)]), ms, &(x[WS(rs, 1)]));
+	  Tb = BYTWJ(&(W[TWVL * 12]), Ta);
+	  Tx = VADD(T6, T8);
+	  T9 = VSUB(T6, T8);
+	  Te = VSUB(Tb, Td);
+	  Ty = VADD(Tb, Td);
+	  Tf = VADD(T9, Te);
+	  Tm = VSUB(Te, T9);
+	  Tg = VFMA(LDK(KP707106781), Tf, T4);
+	  Tq = VFNMS(LDK(KP707106781), Tf, T4);
+	  Tr = VFMA(LDK(KP707106781), Tm, Tl);
+	  Tn = VFNMS(LDK(KP707106781), Tm, Tl);
+	  To = VFNMSI(Tn, Tg);
+	  Tp = VFMAI(Tn, Tg);
+	  ST(&(x[WS(rs, 1)]), To, ms, &(x[WS(rs, 1)]));
+	  ST(&(x[WS(rs, 7)]), Tp, ms, &(x[WS(rs, 1)]));
+	  TC = VSUB(Tu, Tv);
+	  Tw = VADD(Tu, Tv);
+	  Tz = VADD(Tx, Ty);
+	  TD = VSUB(Ty, Tx);
+	  TE = VFNMSI(TD, TC);
+	  TF = VFMAI(TD, TC);
+	  ST(&(x[WS(rs, 6)]), TE, ms, &(x[0]));
+	  ST(&(x[WS(rs, 2)]), TF, ms, &(x[0]));
+	  Ts = VFNMSI(Tr, Tq);
+	  Tt = VFMAI(Tr, Tq);
+	  ST(&(x[WS(rs, 5)]), Ts, ms, &(x[WS(rs, 1)]));
+	  ST(&(x[WS(rs, 3)]), Tt, ms, &(x[WS(rs, 1)]));
+	  TA = VSUB(Tw, Tz);
+	  TB = VADD(Tw, Tz);
+	  ST(&(x[WS(rs, 4)]), TA, ms, &(x[0]));
+	  ST(&(x[0]), TB, ms, &(x[0]));
+     }
+}