/* * 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 Sun Jul 12 06:40:01 EDT 2009 */ #include "codelet-dft.h" #ifdef HAVE_FMA /* Generated by: ../../../genfft/gen_notw_c -fma -reorder-insns -schedule-for-pipeline -simd -compact -variables 4 -pipeline-latency 8 -sign 1 -n 8 -name n2bv_8 -with-ostride 2 -include n2b.h -store-multiple 2 */ /* * This function contains 26 FP additions, 10 FP multiplications, * (or, 16 additions, 0 multiplications, 10 fused multiply/add), * 38 stack variables, 1 constants, and 20 memory accesses */ #include "n2b.h" static void n2bv_8(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs) { DVK(KP707106781, +0.707106781186547524400844362104849039284835938); INT i; const R *xi; R *xo; xi = ii; xo = io; for (i = v; i > 0; i = i - VL, xi = xi + (VL * ivs), xo = xo + (VL * ovs), MAKE_VOLATILE_STRIDE(is), MAKE_VOLATILE_STRIDE(os)) { V T1, T2, Tc, Td, T4, T5, T7, T8; T1 = LD(&(xi[0]), ivs, &(xi[0])); T2 = LD(&(xi[WS(is, 4)]), ivs, &(xi[0])); Tc = LD(&(xi[WS(is, 2)]), ivs, &(xi[0])); Td = LD(&(xi[WS(is, 6)]), ivs, &(xi[0])); T4 = LD(&(xi[WS(is, 1)]), ivs, &(xi[WS(is, 1)])); T5 = LD(&(xi[WS(is, 5)]), ivs, &(xi[WS(is, 1)])); T7 = LD(&(xi[WS(is, 7)]), ivs, &(xi[WS(is, 1)])); T8 = LD(&(xi[WS(is, 3)]), ivs, &(xi[WS(is, 1)])); { V T3, Tj, Te, Tk, T6, Tm, T9, Tn, Tp, Tl; T3 = VSUB(T1, T2); Tj = VADD(T1, T2); Te = VSUB(Tc, Td); Tk = VADD(Tc, Td); T6 = VSUB(T4, T5); Tm = VADD(T4, T5); T9 = VSUB(T7, T8); Tn = VADD(T7, T8); Tp = VADD(Tj, Tk); Tl = VSUB(Tj, Tk); { V Tq, To, Ta, Tf; Tq = VADD(Tm, Tn); To = VSUB(Tm, Tn); Ta = VADD(T6, T9); Tf = VSUB(T6, T9); { V Tr, Ts, Tt, Tu, Tg, Ti, Tb, Th; Tr = VFMAI(To, Tl); STM2(&(xo[4]), Tr, ovs, &(xo[0])); Ts = VFNMSI(To, Tl); STM2(&(xo[12]), Ts, ovs, &(xo[0])); Tt = VADD(Tp, Tq); STM2(&(xo[0]), Tt, ovs, &(xo[0])); Tu = VSUB(Tp, Tq); STM2(&(xo[8]), Tu, ovs, &(xo[0])); Tg = VFNMS(LDK(KP707106781), Tf, Te); Ti = VFMA(LDK(KP707106781), Tf, Te); Tb = VFNMS(LDK(KP707106781), Ta, T3); Th = VFMA(LDK(KP707106781), Ta, T3); { V Tv, Tw, Tx, Ty; Tv = VFNMSI(Ti, Th); STM2(&(xo[14]), Tv, ovs, &(xo[2])); STN2(&(xo[12]), Ts, Tv, ovs); Tw = VFMAI(Ti, Th); STM2(&(xo[2]), Tw, ovs, &(xo[2])); STN2(&(xo[0]), Tt, Tw, ovs); Tx = VFMAI(Tg, Tb); STM2(&(xo[10]), Tx, ovs, &(xo[2])); STN2(&(xo[8]), Tu, Tx, ovs); Ty = VFNMSI(Tg, Tb); STM2(&(xo[6]), Ty, ovs, &(xo[2])); STN2(&(xo[4]), Tr, Ty, ovs); } } } } } } static const kdft_desc desc = { 8, "n2bv_8", {16, 0, 10, 0}, &GENUS, 0, 2, 0, 0 }; void X(codelet_n2bv_8) (planner *p) { X(kdft_register) (p, n2bv_8, &desc); } #else /* HAVE_FMA */ /* Generated by: ../../../genfft/gen_notw_c -simd -compact -variables 4 -pipeline-latency 8 -sign 1 -n 8 -name n2bv_8 -with-ostride 2 -include n2b.h -store-multiple 2 */ /* * This function contains 26 FP additions, 2 FP multiplications, * (or, 26 additions, 2 multiplications, 0 fused multiply/add), * 24 stack variables, 1 constants, and 20 memory accesses */ #include "n2b.h" static void n2bv_8(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs) { DVK(KP707106781, +0.707106781186547524400844362104849039284835938); INT i; const R *xi; R *xo; xi = ii; xo = io; for (i = v; i > 0; i = i - VL, xi = xi + (VL * ivs), xo = xo + (VL * ovs), MAKE_VOLATILE_STRIDE(is), MAKE_VOLATILE_STRIDE(os)) { V Ta, Tk, Te, Tj, T7, Tn, Tf, Tm, Tr, Tu; { V T8, T9, Tc, Td; T8 = LD(&(xi[WS(is, 2)]), ivs, &(xi[0])); T9 = LD(&(xi[WS(is, 6)]), ivs, &(xi[0])); Ta = VSUB(T8, T9); Tk = VADD(T8, T9); Tc = LD(&(xi[0]), ivs, &(xi[0])); Td = LD(&(xi[WS(is, 4)]), ivs, &(xi[0])); Te = VSUB(Tc, Td); Tj = VADD(Tc, Td); { V T1, T2, T3, T4, T5, T6; T1 = LD(&(xi[WS(is, 1)]), ivs, &(xi[WS(is, 1)])); T2 = LD(&(xi[WS(is, 5)]), ivs, &(xi[WS(is, 1)])); T3 = VSUB(T1, T2); T4 = LD(&(xi[WS(is, 7)]), ivs, &(xi[WS(is, 1)])); T5 = LD(&(xi[WS(is, 3)]), ivs, &(xi[WS(is, 1)])); T6 = VSUB(T4, T5); T7 = VMUL(LDK(KP707106781), VSUB(T3, T6)); Tn = VADD(T4, T5); Tf = VMUL(LDK(KP707106781), VADD(T3, T6)); Tm = VADD(T1, T2); } } { V Ts, Tb, Tg, Tp, Tq, Tt; Tb = VBYI(VSUB(T7, Ta)); Tg = VSUB(Te, Tf); Tr = VADD(Tb, Tg); STM2(&(xo[6]), Tr, ovs, &(xo[2])); Ts = VSUB(Tg, Tb); STM2(&(xo[10]), Ts, ovs, &(xo[2])); Tp = VADD(Tj, Tk); Tq = VADD(Tm, Tn); Tt = VSUB(Tp, Tq); STM2(&(xo[8]), Tt, ovs, &(xo[0])); STN2(&(xo[8]), Tt, Ts, ovs); Tu = VADD(Tp, Tq); STM2(&(xo[0]), Tu, ovs, &(xo[0])); } { V Tw, Th, Ti, Tv; Th = VBYI(VADD(Ta, T7)); Ti = VADD(Te, Tf); Tv = VADD(Th, Ti); STM2(&(xo[2]), Tv, ovs, &(xo[2])); STN2(&(xo[0]), Tu, Tv, ovs); Tw = VSUB(Ti, Th); STM2(&(xo[14]), Tw, ovs, &(xo[2])); { V Tl, To, Tx, Ty; Tl = VSUB(Tj, Tk); To = VBYI(VSUB(Tm, Tn)); Tx = VSUB(Tl, To); STM2(&(xo[12]), Tx, ovs, &(xo[0])); STN2(&(xo[12]), Tx, Tw, ovs); Ty = VADD(Tl, To); STM2(&(xo[4]), Ty, ovs, &(xo[0])); STN2(&(xo[4]), Ty, Tr, ovs); } } } } static const kdft_desc desc = { 8, "n2bv_8", {26, 2, 0, 0}, &GENUS, 0, 2, 0, 0 }; void X(codelet_n2bv_8) (planner *p) { X(kdft_register) (p, n2bv_8, &desc); } #endif /* HAVE_FMA */