/* * 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 08:05:28 EDT 2018 */ #include "dft/codelet-dft.h" #if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA) /* Generated by: ../../../genfft/gen_twiddle_c.native -fma -simd -compact -variables 4 -pipeline-latency 8 -n 15 -name t1fv_15 -include dft/simd/t1f.h */ /* * This function contains 92 FP additions, 77 FP multiplications, * (or, 50 additions, 35 multiplications, 42 fused multiply/add), * 50 stack variables, 8 constants, and 30 memory accesses */ #include "dft/simd/t1f.h" static void t1fv_15(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms) { DVK(KP910592997, +0.910592997310029334643087372129977886038870291); DVK(KP823639103, +0.823639103546331925877420039278190003029660514); DVK(KP866025403, +0.866025403784438646763723170752936183471402627); DVK(KP559016994, +0.559016994374947424102293417182819058860154590); DVK(KP618033988, +0.618033988749894848204586834365638117720309180); DVK(KP951056516, +0.951056516295153572116439333379382143405698634); DVK(KP250000000, +0.250000000000000000000000000000000000000000000); DVK(KP500000000, +0.500000000000000000000000000000000000000000000); { INT m; R *x; x = ri; for (m = mb, W = W + (mb * ((TWVL / VL) * 28)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 28), MAKE_VOLATILE_STRIDE(15, rs)) { V T1b, T7, TP, T12, T15, Tf, Tn, To, T1c, T1d, T1e, TQ, TR, TS, Tw; V TE, TF, TT, TU, TV; { V T1, T5, T3, T4, T2, T6; T1 = LD(&(x[0]), ms, &(x[0])); T4 = LD(&(x[WS(rs, 10)]), ms, &(x[0])); T5 = BYTWJ(&(W[TWVL * 18]), T4); T2 = LD(&(x[WS(rs, 5)]), ms, &(x[WS(rs, 1)])); T3 = BYTWJ(&(W[TWVL * 8]), T2); T1b = VSUB(T5, T3); T6 = VADD(T3, T5); T7 = VADD(T1, T6); TP = VFNMS(LDK(KP500000000), T6, T1); } { V T9, Tq, Ty, Th, Te, T10, Tv, T13, TD, T14, Tm, T11; { V T8, Tp, Tx, Tg; T8 = LD(&(x[WS(rs, 3)]), ms, &(x[WS(rs, 1)])); T9 = BYTWJ(&(W[TWVL * 4]), T8); Tp = LD(&(x[WS(rs, 6)]), ms, &(x[0])); Tq = BYTWJ(&(W[TWVL * 10]), Tp); Tx = LD(&(x[WS(rs, 9)]), ms, &(x[WS(rs, 1)])); Ty = BYTWJ(&(W[TWVL * 16]), Tx); Tg = LD(&(x[WS(rs, 12)]), ms, &(x[0])); Th = BYTWJ(&(W[TWVL * 22]), Tg); } { V Tb, Td, Ta, Tc; Ta = LD(&(x[WS(rs, 8)]), ms, &(x[0])); Tb = BYTWJ(&(W[TWVL * 14]), Ta); Tc = LD(&(x[WS(rs, 13)]), ms, &(x[WS(rs, 1)])); Td = BYTWJ(&(W[TWVL * 24]), Tc); Te = VADD(Tb, Td); T10 = VSUB(Td, Tb); } { V Ts, Tu, Tr, Tt; Tr = LD(&(x[WS(rs, 11)]), ms, &(x[WS(rs, 1)])); Ts = BYTWJ(&(W[TWVL * 20]), Tr); Tt = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)])); Tu = BYTWJ(&(W[0]), Tt); Tv = VADD(Ts, Tu); T13 = VSUB(Tu, Ts); } { V TA, TC, Tz, TB; Tz = LD(&(x[WS(rs, 14)]), ms, &(x[0])); TA = BYTWJ(&(W[TWVL * 26]), Tz); TB = LD(&(x[WS(rs, 4)]), ms, &(x[0])); TC = BYTWJ(&(W[TWVL * 6]), TB); TD = VADD(TA, TC); T14 = VSUB(TC, TA); } { V Tj, Tl, Ti, Tk; Ti = LD(&(x[WS(rs, 2)]), ms, &(x[0])); Tj = BYTWJ(&(W[TWVL * 2]), Ti); Tk = LD(&(x[WS(rs, 7)]), ms, &(x[WS(rs, 1)])); Tl = BYTWJ(&(W[TWVL * 12]), Tk); Tm = VADD(Tj, Tl); T11 = VSUB(Tl, Tj); } T12 = VSUB(T10, T11); T15 = VSUB(T13, T14); Tf = VADD(T9, Te); Tn = VADD(Th, Tm); To = VADD(Tf, Tn); T1c = VADD(T10, T11); T1d = VADD(T13, T14); T1e = VADD(T1c, T1d); TQ = VFNMS(LDK(KP500000000), Te, T9); TR = VFNMS(LDK(KP500000000), Tm, Th); TS = VADD(TQ, TR); Tw = VADD(Tq, Tv); TE = VADD(Ty, TD); TF = VADD(Tw, TE); TT = VFNMS(LDK(KP500000000), Tv, Tq); TU = VFNMS(LDK(KP500000000), TD, Ty); TV = VADD(TT, TU); } { V TI, TG, TH, TM, TO, TK, TL, TN, TJ; TI = VSUB(To, TF); TG = VADD(To, TF); TH = VFNMS(LDK(KP250000000), TG, T7); TK = VSUB(Tw, TE); TL = VSUB(Tf, Tn); TM = VMUL(LDK(KP951056516), VFNMS(LDK(KP618033988), TL, TK)); TO = VMUL(LDK(KP951056516), VFMA(LDK(KP618033988), TK, TL)); ST(&(x[0]), VADD(T7, TG), ms, &(x[0])); TN = VFMA(LDK(KP559016994), TI, TH); ST(&(x[WS(rs, 6)]), VFNMSI(TO, TN), ms, &(x[0])); ST(&(x[WS(rs, 9)]), VFMAI(TO, TN), ms, &(x[WS(rs, 1)])); TJ = VFNMS(LDK(KP559016994), TI, TH); ST(&(x[WS(rs, 3)]), VFNMSI(TM, TJ), ms, &(x[WS(rs, 1)])); ST(&(x[WS(rs, 12)]), VFMAI(TM, TJ), ms, &(x[0])); } { V T16, T1m, T1u, T1h, T1p, T1a, T1o, TZ, T1t, T1l, T1f, T1g; T16 = VFMA(LDK(KP618033988), T15, T12); T1m = VFNMS(LDK(KP618033988), T12, T15); T1u = VMUL(LDK(KP866025403), VADD(T1b, T1e)); T1f = VFNMS(LDK(KP250000000), T1e, T1b); T1g = VSUB(T1c, T1d); T1h = VFMA(LDK(KP559016994), T1g, T1f); T1p = VFNMS(LDK(KP559016994), T1g, T1f); { V T18, T19, TY, TW, TX; T18 = VSUB(TQ, TR); T19 = VSUB(TT, TU); T1a = VFMA(LDK(KP618033988), T19, T18); T1o = VFNMS(LDK(KP618033988), T18, T19); TY = VSUB(TS, TV); TW = VADD(TS, TV); TX = VFNMS(LDK(KP250000000), TW, TP); TZ = VFMA(LDK(KP559016994), TY, TX); T1t = VADD(TP, TW); T1l = VFNMS(LDK(KP559016994), TY, TX); } { V T17, T1i, T1r, T1s; ST(&(x[WS(rs, 5)]), VFNMSI(T1u, T1t), ms, &(x[WS(rs, 1)])); ST(&(x[WS(rs, 10)]), VFMAI(T1u, T1t), ms, &(x[0])); T17 = VFMA(LDK(KP823639103), T16, TZ); T1i = VMUL(LDK(KP951056516), VFNMS(LDK(KP910592997), T1h, T1a)); ST(&(x[WS(rs, 1)]), VFNMSI(T1i, T17), ms, &(x[WS(rs, 1)])); ST(&(x[WS(rs, 14)]), VFMAI(T1i, T17), ms, &(x[0])); T1r = VFNMS(LDK(KP823639103), T1m, T1l); T1s = VMUL(LDK(KP951056516), VFMA(LDK(KP910592997), T1p, T1o)); ST(&(x[WS(rs, 8)]), VFNMSI(T1s, T1r), ms, &(x[0])); ST(&(x[WS(rs, 7)]), VFMAI(T1s, T1r), ms, &(x[WS(rs, 1)])); { V T1n, T1q, T1j, T1k; T1n = VFMA(LDK(KP823639103), T1m, T1l); T1q = VMUL(LDK(KP951056516), VFNMS(LDK(KP910592997), T1p, T1o)); ST(&(x[WS(rs, 13)]), VFNMSI(T1q, T1n), ms, &(x[WS(rs, 1)])); ST(&(x[WS(rs, 2)]), VFMAI(T1q, T1n), ms, &(x[0])); T1j = VFNMS(LDK(KP823639103), T16, TZ); T1k = VMUL(LDK(KP951056516), VFMA(LDK(KP910592997), T1h, T1a)); ST(&(x[WS(rs, 11)]), VFNMSI(T1k, T1j), ms, &(x[WS(rs, 1)])); ST(&(x[WS(rs, 4)]), VFMAI(T1k, T1j), ms, &(x[0])); } } } } } VLEAVE(); } static const tw_instr twinstr[] = { VTW(0, 1), VTW(0, 2), VTW(0, 3), VTW(0, 4), VTW(0, 5), VTW(0, 6), VTW(0, 7), VTW(0, 8), VTW(0, 9), VTW(0, 10), VTW(0, 11), VTW(0, 12), VTW(0, 13), VTW(0, 14), {TW_NEXT, VL, 0} }; static const ct_desc desc = { 15, XSIMD_STRING("t1fv_15"), twinstr, &GENUS, {50, 35, 42, 0}, 0, 0, 0 }; void XSIMD(codelet_t1fv_15) (planner *p) { X(kdft_dit_register) (p, t1fv_15, &desc); } #else /* Generated by: ../../../genfft/gen_twiddle_c.native -simd -compact -variables 4 -pipeline-latency 8 -n 15 -name t1fv_15 -include dft/simd/t1f.h */ /* * This function contains 92 FP additions, 53 FP multiplications, * (or, 78 additions, 39 multiplications, 14 fused multiply/add), * 52 stack variables, 10 constants, and 30 memory accesses */ #include "dft/simd/t1f.h" static void t1fv_15(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms) { DVK(KP216506350, +0.216506350946109661690930792688234045867850657); DVK(KP484122918, +0.484122918275927110647408174972799951354115213); DVK(KP866025403, +0.866025403784438646763723170752936183471402627); DVK(KP509036960, +0.509036960455127183450980863393907648510733164); DVK(KP823639103, +0.823639103546331925877420039278190003029660514); DVK(KP587785252, +0.587785252292473129168705954639072768597652438); DVK(KP951056516, +0.951056516295153572116439333379382143405698634); DVK(KP250000000, +0.250000000000000000000000000000000000000000000); DVK(KP559016994, +0.559016994374947424102293417182819058860154590); DVK(KP500000000, +0.500000000000000000000000000000000000000000000); { INT m; R *x; x = ri; for (m = mb, W = W + (mb * ((TWVL / VL) * 28)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 28), MAKE_VOLATILE_STRIDE(15, rs)) { V T1e, T7, TP, T12, T15, Tf, Tn, To, T1b, T1c, T1f, TQ, TR, TS, Tw; V TE, TF, TT, TU, TV; { V T1, T5, T3, T4, T2, T6; T1 = LD(&(x[0]), ms, &(x[0])); T4 = LD(&(x[WS(rs, 10)]), ms, &(x[0])); T5 = BYTWJ(&(W[TWVL * 18]), T4); T2 = LD(&(x[WS(rs, 5)]), ms, &(x[WS(rs, 1)])); T3 = BYTWJ(&(W[TWVL * 8]), T2); T1e = VSUB(T5, T3); T6 = VADD(T3, T5); T7 = VADD(T1, T6); TP = VFNMS(LDK(KP500000000), T6, T1); } { V T9, Tq, Ty, Th, Te, T13, Tv, T10, TD, T11, Tm, T14; { V T8, Tp, Tx, Tg; T8 = LD(&(x[WS(rs, 3)]), ms, &(x[WS(rs, 1)])); T9 = BYTWJ(&(W[TWVL * 4]), T8); Tp = LD(&(x[WS(rs, 6)]), ms, &(x[0])); Tq = BYTWJ(&(W[TWVL * 10]), Tp); Tx = LD(&(x[WS(rs, 9)]), ms, &(x[WS(rs, 1)])); Ty = BYTWJ(&(W[TWVL * 16]), Tx); Tg = LD(&(x[WS(rs, 12)]), ms, &(x[0])); Th = BYTWJ(&(W[TWVL * 22]), Tg); } { V Tb, Td, Ta, Tc; Ta = LD(&(x[WS(rs, 8)]), ms, &(x[0])); Tb = BYTWJ(&(W[TWVL * 14]), Ta); Tc = LD(&(x[WS(rs, 13)]), ms, &(x[WS(rs, 1)])); Td = BYTWJ(&(W[TWVL * 24]), Tc); Te = VADD(Tb, Td); T13 = VSUB(Td, Tb); } { V Ts, Tu, Tr, Tt; Tr = LD(&(x[WS(rs, 11)]), ms, &(x[WS(rs, 1)])); Ts = BYTWJ(&(W[TWVL * 20]), Tr); Tt = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)])); Tu = BYTWJ(&(W[0]), Tt); Tv = VADD(Ts, Tu); T10 = VSUB(Tu, Ts); } { V TA, TC, Tz, TB; Tz = LD(&(x[WS(rs, 14)]), ms, &(x[0])); TA = BYTWJ(&(W[TWVL * 26]), Tz); TB = LD(&(x[WS(rs, 4)]), ms, &(x[0])); TC = BYTWJ(&(W[TWVL * 6]), TB); TD = VADD(TA, TC); T11 = VSUB(TC, TA); } { V Tj, Tl, Ti, Tk; Ti = LD(&(x[WS(rs, 2)]), ms, &(x[0])); Tj = BYTWJ(&(W[TWVL * 2]), Ti); Tk = LD(&(x[WS(rs, 7)]), ms, &(x[WS(rs, 1)])); Tl = BYTWJ(&(W[TWVL * 12]), Tk); Tm = VADD(Tj, Tl); T14 = VSUB(Tl, Tj); } T12 = VSUB(T10, T11); T15 = VSUB(T13, T14); Tf = VADD(T9, Te); Tn = VADD(Th, Tm); To = VADD(Tf, Tn); T1b = VADD(T13, T14); T1c = VADD(T10, T11); T1f = VADD(T1b, T1c); TQ = VFNMS(LDK(KP500000000), Te, T9); TR = VFNMS(LDK(KP500000000), Tm, Th); TS = VADD(TQ, TR); Tw = VADD(Tq, Tv); TE = VADD(Ty, TD); TF = VADD(Tw, TE); TT = VFNMS(LDK(KP500000000), Tv, Tq); TU = VFNMS(LDK(KP500000000), TD, Ty); TV = VADD(TT, TU); } { V TI, TG, TH, TM, TO, TK, TL, TN, TJ; TI = VMUL(LDK(KP559016994), VSUB(To, TF)); TG = VADD(To, TF); TH = VFNMS(LDK(KP250000000), TG, T7); TK = VSUB(Tw, TE); TL = VSUB(Tf, Tn); TM = VBYI(VFNMS(LDK(KP587785252), TL, VMUL(LDK(KP951056516), TK))); TO = VBYI(VFMA(LDK(KP951056516), TL, VMUL(LDK(KP587785252), TK))); ST(&(x[0]), VADD(T7, TG), ms, &(x[0])); TN = VADD(TI, TH); ST(&(x[WS(rs, 6)]), VSUB(TN, TO), ms, &(x[0])); ST(&(x[WS(rs, 9)]), VADD(TO, TN), ms, &(x[WS(rs, 1)])); TJ = VSUB(TH, TI); ST(&(x[WS(rs, 3)]), VSUB(TJ, TM), ms, &(x[WS(rs, 1)])); ST(&(x[WS(rs, 12)]), VADD(TM, TJ), ms, &(x[0])); } { V T16, T1m, T1u, T1h, T1o, T1a, T1p, TZ, T1t, T1l, T1d, T1g; T16 = VFNMS(LDK(KP509036960), T15, VMUL(LDK(KP823639103), T12)); T1m = VFMA(LDK(KP823639103), T15, VMUL(LDK(KP509036960), T12)); T1u = VBYI(VMUL(LDK(KP866025403), VADD(T1e, T1f))); T1d = VMUL(LDK(KP484122918), VSUB(T1b, T1c)); T1g = VFNMS(LDK(KP216506350), T1f, VMUL(LDK(KP866025403), T1e)); T1h = VSUB(T1d, T1g); T1o = VADD(T1d, T1g); { V T18, T19, TY, TW, TX; T18 = VSUB(TT, TU); T19 = VSUB(TQ, TR); T1a = VFNMS(LDK(KP587785252), T19, VMUL(LDK(KP951056516), T18)); T1p = VFMA(LDK(KP951056516), T19, VMUL(LDK(KP587785252), T18)); TY = VMUL(LDK(KP559016994), VSUB(TS, TV)); TW = VADD(TS, TV); TX = VFNMS(LDK(KP250000000), TW, TP); TZ = VSUB(TX, TY); T1t = VADD(TP, TW); T1l = VADD(TY, TX); } { V T17, T1i, T1r, T1s; ST(&(x[WS(rs, 5)]), VSUB(T1t, T1u), ms, &(x[WS(rs, 1)])); ST(&(x[WS(rs, 10)]), VADD(T1t, T1u), ms, &(x[0])); T17 = VSUB(TZ, T16); T1i = VBYI(VSUB(T1a, T1h)); ST(&(x[WS(rs, 8)]), VSUB(T17, T1i), ms, &(x[0])); ST(&(x[WS(rs, 7)]), VADD(T17, T1i), ms, &(x[WS(rs, 1)])); T1r = VSUB(T1l, T1m); T1s = VBYI(VADD(T1p, T1o)); ST(&(x[WS(rs, 11)]), VSUB(T1r, T1s), ms, &(x[WS(rs, 1)])); ST(&(x[WS(rs, 4)]), VADD(T1r, T1s), ms, &(x[0])); { V T1n, T1q, T1j, T1k; T1n = VADD(T1l, T1m); T1q = VBYI(VSUB(T1o, T1p)); ST(&(x[WS(rs, 14)]), VSUB(T1n, T1q), ms, &(x[0])); ST(&(x[WS(rs, 1)]), VADD(T1n, T1q), ms, &(x[WS(rs, 1)])); T1j = VADD(TZ, T16); T1k = VBYI(VADD(T1a, T1h)); ST(&(x[WS(rs, 13)]), VSUB(T1j, T1k), ms, &(x[WS(rs, 1)])); ST(&(x[WS(rs, 2)]), VADD(T1j, T1k), ms, &(x[0])); } } } } } VLEAVE(); } static const tw_instr twinstr[] = { VTW(0, 1), VTW(0, 2), VTW(0, 3), VTW(0, 4), VTW(0, 5), VTW(0, 6), VTW(0, 7), VTW(0, 8), VTW(0, 9), VTW(0, 10), VTW(0, 11), VTW(0, 12), VTW(0, 13), VTW(0, 14), {TW_NEXT, VL, 0} }; static const ct_desc desc = { 15, XSIMD_STRING("t1fv_15"), twinstr, &GENUS, {78, 39, 14, 0}, 0, 0, 0 }; void XSIMD(codelet_t1fv_15) (planner *p) { X(kdft_dit_register) (p, t1fv_15, &desc); } #endif