view Lib/fftw-3.2.1/rdft/simd/codelets/hc2cfdftv_4.c @ 0:25bf17994ef1

First commit. VS2013, Codeblocks and Mac OSX configuration

/*
 * 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 Mon Feb  9 19:56:59 EST 2009 */

#include "codelet-rdft.h"

#ifdef HAVE_FMA

/* Generated by: ../../../genfft/gen_hc2cdft_c -fma -reorder-insns -schedule-for-pipeline -simd -compact -variables 4 -pipeline-latency 8 -trivial-stores -variables 32 -no-generate-bytw -n 4 -dit -name hc2cfdftv_4 -include hc2cfv.h */

/*
 * This function contains 15 FP additions, 16 FP multiplications,
 * (or, 9 additions, 10 multiplications, 6 fused multiply/add),
 * 21 stack variables, 1 constants, and 8 memory accesses
 */
#include "hc2cfv.h"

static void hc2cfdftv_4(R *Rp, R *Ip, R *Rm, R *Im, const R *W, stride rs, INT mb, INT me, INT ms)
{
     DVK(KP500000000, +0.500000000000000000000000000000000000000000000);
     INT m;
     for (m = mb, W = W + ((mb - 1) * ((TWVL / VL) * 6)); m < me; m = m + VL, Rp = Rp + (VL * ms), Ip = Ip + (VL * ms), Rm = Rm - (VL * ms), Im = Im - (VL * ms), W = W + (TWVL * 6), MAKE_VOLATILE_STRIDE(rs)) {
	  V T1, T2, Tb, T5, T6, T4, T9, T3, Tc, T7, Ta, Tg, T8, Td, Th;
	  V Tf, Te, Ti, Tj;
	  T1 = LD(&(Rp[0]), ms, &(Rp[0]));
	  T2 = LD(&(Rm[0]), -ms, &(Rm[0]));
	  Tb = LDW(&(W[0]));
	  T5 = LD(&(Rp[WS(rs, 1)]), ms, &(Rp[WS(rs, 1)]));
	  T6 = LD(&(Rm[WS(rs, 1)]), -ms, &(Rm[WS(rs, 1)]));
	  T4 = LDW(&(W[TWVL * 2]));
	  T9 = LDW(&(W[TWVL * 4]));
	  T3 = VFMACONJ(T2, T1);
	  Tc = VZMULIJ(Tb, VFNMSCONJ(T2, T1));
	  T7 = VZMULJ(T4, VFMACONJ(T6, T5));
	  Ta = VZMULIJ(T9, VFNMSCONJ(T6, T5));
	  Tg = VADD(T3, T7);
	  T8 = VSUB(T3, T7);
	  Td = VSUB(Ta, Tc);
	  Th = VADD(Tc, Ta);
	  Tf = VCONJ(VMUL(LDK(KP500000000), VFMAI(Td, T8)));
	  Te = VMUL(LDK(KP500000000), VFNMSI(Td, T8));
	  Ti = VMUL(LDK(KP500000000), VSUB(Tg, Th));
	  Tj = VCONJ(VMUL(LDK(KP500000000), VADD(Th, Tg)));
	  ST(&(Rm[0]), Tf, -ms, &(Rm[0]));
	  ST(&(Rp[WS(rs, 1)]), Te, ms, &(Rp[WS(rs, 1)]));
	  ST(&(Rp[0]), Ti, ms, &(Rp[0]));
	  ST(&(Rm[WS(rs, 1)]), Tj, -ms, &(Rm[WS(rs, 1)]));
     }
}

static const tw_instr twinstr[] = {
     VTW(1, 1),
     VTW(1, 2),
     VTW(1, 3),
     {TW_NEXT, VL, 0}
};

static const hc2c_desc desc = { 4, "hc2cfdftv_4", twinstr, &GENUS, {9, 10, 6, 0} };

void X(codelet_hc2cfdftv_4) (planner *p) {
     X(khc2c_register) (p, hc2cfdftv_4, &desc, HC2C_VIA_DFT);
}
#else				/* HAVE_FMA */

/* Generated by: ../../../genfft/gen_hc2cdft_c -simd -compact -variables 4 -pipeline-latency 8 -trivial-stores -variables 32 -no-generate-bytw -n 4 -dit -name hc2cfdftv_4 -include hc2cfv.h */

/*
 * This function contains 15 FP additions, 10 FP multiplications,
 * (or, 15 additions, 10 multiplications, 0 fused multiply/add),
 * 23 stack variables, 1 constants, and 8 memory accesses
 */
#include "hc2cfv.h"

static void hc2cfdftv_4(R *Rp, R *Ip, R *Rm, R *Im, const R *W, stride rs, INT mb, INT me, INT ms)
{
     DVK(KP500000000, +0.500000000000000000000000000000000000000000000);
     INT m;
     for (m = mb, W = W + ((mb - 1) * ((TWVL / VL) * 6)); m < me; m = m + VL, Rp = Rp + (VL * ms), Ip = Ip + (VL * ms), Rm = Rm - (VL * ms), Im = Im - (VL * ms), W = W + (TWVL * 6), MAKE_VOLATILE_STRIDE(rs)) {
	  V T4, Tc, T9, Te, T1, T3, T2, Tb, T6, T8, T7, T5, Td, Tg, Th;
	  V Ta, Tf, Tk, Tl, Ti, Tj;
	  T1 = LD(&(Rp[0]), ms, &(Rp[0]));
	  T2 = LD(&(Rm[0]), -ms, &(Rm[0]));
	  T3 = VCONJ(T2);
	  T4 = VADD(T1, T3);
	  Tb = LDW(&(W[0]));
	  Tc = VZMULIJ(Tb, VSUB(T3, T1));
	  T6 = LD(&(Rp[WS(rs, 1)]), ms, &(Rp[WS(rs, 1)]));
	  T7 = LD(&(Rm[WS(rs, 1)]), -ms, &(Rm[WS(rs, 1)]));
	  T8 = VCONJ(T7);
	  T5 = LDW(&(W[TWVL * 2]));
	  T9 = VZMULJ(T5, VADD(T6, T8));
	  Td = LDW(&(W[TWVL * 4]));
	  Te = VZMULIJ(Td, VSUB(T8, T6));
	  Ta = VSUB(T4, T9);
	  Tf = VBYI(VSUB(Tc, Te));
	  Tg = VMUL(LDK(KP500000000), VSUB(Ta, Tf));
	  Th = VCONJ(VMUL(LDK(KP500000000), VADD(Ta, Tf)));
	  ST(&(Rp[WS(rs, 1)]), Tg, ms, &(Rp[WS(rs, 1)]));
	  ST(&(Rm[0]), Th, -ms, &(Rm[0]));
	  Ti = VADD(T4, T9);
	  Tj = VADD(Tc, Te);
	  Tk = VCONJ(VMUL(LDK(KP500000000), VSUB(Ti, Tj)));
	  Tl = VMUL(LDK(KP500000000), VADD(Ti, Tj));
	  ST(&(Rm[WS(rs, 1)]), Tk, -ms, &(Rm[WS(rs, 1)]));
	  ST(&(Rp[0]), Tl, ms, &(Rp[0]));
     }
}

static const tw_instr twinstr[] = {
     VTW(1, 1),
     VTW(1, 2),
     VTW(1, 3),
     {TW_NEXT, VL, 0}
};

static const hc2c_desc desc = { 4, "hc2cfdftv_4", twinstr, &GENUS, {15, 10, 0, 0} };

void X(codelet_hc2cfdftv_4) (planner *p) {
     X(khc2c_register) (p, hc2cfdftv_4, &desc, HC2C_VIA_DFT);
}
#endif				/* HAVE_FMA */