/* * Copyright (c) 2003, 2007-14 Matteo Frigo * Copyright (c) 2003, 2007-14 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 Thu May 24 08:05:19 EDT 2018 */ #include "dft/codelet-dft.h" #if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA) /* Generated by: ../../../genfft/gen_notw.native -fma -simd -compact -variables 4 -pipeline-latency 8 -n 8 -name n2sv_8 -with-ostride 1 -include dft/simd/n2s.h -store-multiple 4 */ /* * This function contains 52 FP additions, 8 FP multiplications, * (or, 44 additions, 0 multiplications, 8 fused multiply/add), * 34 stack variables, 1 constants, and 36 memory accesses */ #include "dft/simd/n2s.h" static void n2sv_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; for (i = v; i > 0; i = i - (2 * VL), ri = ri + ((2 * VL) * ivs), ii = ii + ((2 * VL) * ivs), ro = ro + ((2 * VL) * ovs), io = io + ((2 * VL) * ovs), MAKE_VOLATILE_STRIDE(32, is), MAKE_VOLATILE_STRIDE(32, os)) { V T3, Tn, Ti, TC, T6, TB, Tl, To, Td, TN, Tz, TH, Ta, TM, Tu; V TG; { V T1, T2, Tj, Tk; T1 = LD(&(ri[0]), ivs, &(ri[0])); T2 = LD(&(ri[WS(is, 4)]), ivs, &(ri[0])); T3 = VADD(T1, T2); Tn = VSUB(T1, T2); { V Tg, Th, T4, T5; Tg = LD(&(ii[0]), ivs, &(ii[0])); Th = LD(&(ii[WS(is, 4)]), ivs, &(ii[0])); Ti = VADD(Tg, Th); TC = VSUB(Tg, Th); T4 = LD(&(ri[WS(is, 2)]), ivs, &(ri[0])); T5 = LD(&(ri[WS(is, 6)]), ivs, &(ri[0])); T6 = VADD(T4, T5); TB = VSUB(T4, T5); } Tj = LD(&(ii[WS(is, 2)]), ivs, &(ii[0])); Tk = LD(&(ii[WS(is, 6)]), ivs, &(ii[0])); Tl = VADD(Tj, Tk); To = VSUB(Tj, Tk); { V Tb, Tc, Tv, Tw, Tx, Ty; Tb = LD(&(ri[WS(is, 7)]), ivs, &(ri[WS(is, 1)])); Tc = LD(&(ri[WS(is, 3)]), ivs, &(ri[WS(is, 1)])); Tv = VSUB(Tb, Tc); Tw = LD(&(ii[WS(is, 7)]), ivs, &(ii[WS(is, 1)])); Tx = LD(&(ii[WS(is, 3)]), ivs, &(ii[WS(is, 1)])); Ty = VSUB(Tw, Tx); Td = VADD(Tb, Tc); TN = VADD(Tw, Tx); Tz = VSUB(Tv, Ty); TH = VADD(Tv, Ty); } { V T8, T9, Tq, Tr, Ts, Tt; T8 = LD(&(ri[WS(is, 1)]), ivs, &(ri[WS(is, 1)])); T9 = LD(&(ri[WS(is, 5)]), ivs, &(ri[WS(is, 1)])); Tq = VSUB(T8, T9); Tr = LD(&(ii[WS(is, 1)]), ivs, &(ii[WS(is, 1)])); Ts = LD(&(ii[WS(is, 5)]), ivs, &(ii[WS(is, 1)])); Tt = VSUB(Tr, Ts); Ta = VADD(T8, T9); TM = VADD(Tr, Ts); Tu = VADD(Tq, Tt); TG = VSUB(Tt, Tq); } } { V TR, TS, TT, TU, TV, TW, TX, TY; { V T7, Te, TP, TQ; T7 = VADD(T3, T6); Te = VADD(Ta, Td); TR = VSUB(T7, Te); STM4(&(ro[4]), TR, ovs, &(ro[0])); TS = VADD(T7, Te); STM4(&(ro[0]), TS, ovs, &(ro[0])); TP = VADD(Ti, Tl); TQ = VADD(TM, TN); TT = VSUB(TP, TQ); STM4(&(io[4]), TT, ovs, &(io[0])); TU = VADD(TP, TQ); STM4(&(io[0]), TU, ovs, &(io[0])); } { V Tf, Tm, TL, TO; Tf = VSUB(Td, Ta); Tm = VSUB(Ti, Tl); TV = VADD(Tf, Tm); STM4(&(io[2]), TV, ovs, &(io[0])); TW = VSUB(Tm, Tf); STM4(&(io[6]), TW, ovs, &(io[0])); TL = VSUB(T3, T6); TO = VSUB(TM, TN); TX = VSUB(TL, TO); STM4(&(ro[6]), TX, ovs, &(ro[0])); TY = VADD(TL, TO); STM4(&(ro[2]), TY, ovs, &(ro[0])); } { V TZ, T10, T11, T12; { V Tp, TA, TJ, TK; Tp = VADD(Tn, To); TA = VADD(Tu, Tz); TZ = VFNMS(LDK(KP707106781), TA, Tp); STM4(&(ro[5]), TZ, ovs, &(ro[1])); T10 = VFMA(LDK(KP707106781), TA, Tp); STM4(&(ro[1]), T10, ovs, &(ro[1])); TJ = VSUB(TC, TB); TK = VADD(TG, TH); T11 = VFNMS(LDK(KP707106781), TK, TJ); STM4(&(io[5]), T11, ovs, &(io[1])); T12 = VFMA(LDK(KP707106781), TK, TJ); STM4(&(io[1]), T12, ovs, &(io[1])); } { V TD, TE, T13, T14; TD = VADD(TB, TC); TE = VSUB(Tz, Tu); T13 = VFNMS(LDK(KP707106781), TE, TD); STM4(&(io[7]), T13, ovs, &(io[1])); STN4(&(io[4]), TT, T11, TW, T13, ovs); T14 = VFMA(LDK(KP707106781), TE, TD); STM4(&(io[3]), T14, ovs, &(io[1])); STN4(&(io[0]), TU, T12, TV, T14, ovs); } { V TF, TI, T15, T16; TF = VSUB(Tn, To); TI = VSUB(TG, TH); T15 = VFNMS(LDK(KP707106781), TI, TF); STM4(&(ro[7]), T15, ovs, &(ro[1])); STN4(&(ro[4]), TR, TZ, TX, T15, ovs); T16 = VFMA(LDK(KP707106781), TI, TF); STM4(&(ro[3]), T16, ovs, &(ro[1])); STN4(&(ro[0]), TS, T10, TY, T16, ovs); } } } } } VLEAVE(); } static const kdft_desc desc = { 8, XSIMD_STRING("n2sv_8"), {44, 0, 8, 0}, &GENUS, 0, 1, 0, 0 }; void XSIMD(codelet_n2sv_8) (planner *p) { X(kdft_register) (p, n2sv_8, &desc); } #else /* Generated by: ../../../genfft/gen_notw.native -simd -compact -variables 4 -pipeline-latency 8 -n 8 -name n2sv_8 -with-ostride 1 -include dft/simd/n2s.h -store-multiple 4 */ /* * This function contains 52 FP additions, 4 FP multiplications, * (or, 52 additions, 4 multiplications, 0 fused multiply/add), * 34 stack variables, 1 constants, and 36 memory accesses */ #include "dft/simd/n2s.h" static void n2sv_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; for (i = v; i > 0; i = i - (2 * VL), ri = ri + ((2 * VL) * ivs), ii = ii + ((2 * VL) * ivs), ro = ro + ((2 * VL) * ovs), io = io + ((2 * VL) * ovs), MAKE_VOLATILE_STRIDE(32, is), MAKE_VOLATILE_STRIDE(32, os)) { V T3, Tn, Ti, TC, T6, TB, Tl, To, Td, TN, Tz, TH, Ta, TM, Tu; V TG; { V T1, T2, Tj, Tk; T1 = LD(&(ri[0]), ivs, &(ri[0])); T2 = LD(&(ri[WS(is, 4)]), ivs, &(ri[0])); T3 = VADD(T1, T2); Tn = VSUB(T1, T2); { V Tg, Th, T4, T5; Tg = LD(&(ii[0]), ivs, &(ii[0])); Th = LD(&(ii[WS(is, 4)]), ivs, &(ii[0])); Ti = VADD(Tg, Th); TC = VSUB(Tg, Th); T4 = LD(&(ri[WS(is, 2)]), ivs, &(ri[0])); T5 = LD(&(ri[WS(is, 6)]), ivs, &(ri[0])); T6 = VADD(T4, T5); TB = VSUB(T4, T5); } Tj = LD(&(ii[WS(is, 2)]), ivs, &(ii[0])); Tk = LD(&(ii[WS(is, 6)]), ivs, &(ii[0])); Tl = VADD(Tj, Tk); To = VSUB(Tj, Tk); { V Tb, Tc, Tv, Tw, Tx, Ty; Tb = LD(&(ri[WS(is, 7)]), ivs, &(ri[WS(is, 1)])); Tc = LD(&(ri[WS(is, 3)]), ivs, &(ri[WS(is, 1)])); Tv = VSUB(Tb, Tc); Tw = LD(&(ii[WS(is, 7)]), ivs, &(ii[WS(is, 1)])); Tx = LD(&(ii[WS(is, 3)]), ivs, &(ii[WS(is, 1)])); Ty = VSUB(Tw, Tx); Td = VADD(Tb, Tc); TN = VADD(Tw, Tx); Tz = VSUB(Tv, Ty); TH = VADD(Tv, Ty); } { V T8, T9, Tq, Tr, Ts, Tt; T8 = LD(&(ri[WS(is, 1)]), ivs, &(ri[WS(is, 1)])); T9 = LD(&(ri[WS(is, 5)]), ivs, &(ri[WS(is, 1)])); Tq = VSUB(T8, T9); Tr = LD(&(ii[WS(is, 1)]), ivs, &(ii[WS(is, 1)])); Ts = LD(&(ii[WS(is, 5)]), ivs, &(ii[WS(is, 1)])); Tt = VSUB(Tr, Ts); Ta = VADD(T8, T9); TM = VADD(Tr, Ts); Tu = VADD(Tq, Tt); TG = VSUB(Tt, Tq); } } { V TR, TS, TT, TU, TV, TW, TX, TY; { V T7, Te, TP, TQ; T7 = VADD(T3, T6); Te = VADD(Ta, Td); TR = VSUB(T7, Te); STM4(&(ro[4]), TR, ovs, &(ro[0])); TS = VADD(T7, Te); STM4(&(ro[0]), TS, ovs, &(ro[0])); TP = VADD(Ti, Tl); TQ = VADD(TM, TN); TT = VSUB(TP, TQ); STM4(&(io[4]), TT, ovs, &(io[0])); TU = VADD(TP, TQ); STM4(&(io[0]), TU, ovs, &(io[0])); } { V Tf, Tm, TL, TO; Tf = VSUB(Td, Ta); Tm = VSUB(Ti, Tl); TV = VADD(Tf, Tm); STM4(&(io[2]), TV, ovs, &(io[0])); TW = VSUB(Tm, Tf); STM4(&(io[6]), TW, ovs, &(io[0])); TL = VSUB(T3, T6); TO = VSUB(TM, TN); TX = VSUB(TL, TO); STM4(&(ro[6]), TX, ovs, &(ro[0])); TY = VADD(TL, TO); STM4(&(ro[2]), TY, ovs, &(ro[0])); } { V TZ, T10, T11, T12; { V Tp, TA, TJ, TK; Tp = VADD(Tn, To); TA = VMUL(LDK(KP707106781), VADD(Tu, Tz)); TZ = VSUB(Tp, TA); STM4(&(ro[5]), TZ, ovs, &(ro[1])); T10 = VADD(Tp, TA); STM4(&(ro[1]), T10, ovs, &(ro[1])); TJ = VSUB(TC, TB); TK = VMUL(LDK(KP707106781), VADD(TG, TH)); T11 = VSUB(TJ, TK); STM4(&(io[5]), T11, ovs, &(io[1])); T12 = VADD(TJ, TK); STM4(&(io[1]), T12, ovs, &(io[1])); } { V TD, TE, T13, T14; TD = VADD(TB, TC); TE = VMUL(LDK(KP707106781), VSUB(Tz, Tu)); T13 = VSUB(TD, TE); STM4(&(io[7]), T13, ovs, &(io[1])); STN4(&(io[4]), TT, T11, TW, T13, ovs); T14 = VADD(TD, TE); STM4(&(io[3]), T14, ovs, &(io[1])); STN4(&(io[0]), TU, T12, TV, T14, ovs); } { V TF, TI, T15, T16; TF = VSUB(Tn, To); TI = VMUL(LDK(KP707106781), VSUB(TG, TH)); T15 = VSUB(TF, TI); STM4(&(ro[7]), T15, ovs, &(ro[1])); STN4(&(ro[4]), TR, TZ, TX, T15, ovs); T16 = VADD(TF, TI); STM4(&(ro[3]), T16, ovs, &(ro[1])); STN4(&(ro[0]), TS, T10, TY, T16, ovs); } } } } } VLEAVE(); } static const kdft_desc desc = { 8, XSIMD_STRING("n2sv_8"), {52, 4, 0, 0}, &GENUS, 0, 1, 0, 0 }; void XSIMD(codelet_n2sv_8) (planner *p) { X(kdft_register) (p, n2sv_8, &desc); } #endif