cannam@167: /* cannam@167: * Copyright (c) 2003, 2007-14 Matteo Frigo cannam@167: * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology cannam@167: * cannam@167: * This program is free software; you can redistribute it and/or modify cannam@167: * it under the terms of the GNU General Public License as published by cannam@167: * the Free Software Foundation; either version 2 of the License, or cannam@167: * (at your option) any later version. cannam@167: * cannam@167: * This program is distributed in the hope that it will be useful, cannam@167: * but WITHOUT ANY WARRANTY; without even the implied warranty of cannam@167: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the cannam@167: * GNU General Public License for more details. cannam@167: * cannam@167: * You should have received a copy of the GNU General Public License cannam@167: * along with this program; if not, write to the Free Software cannam@167: * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA cannam@167: * cannam@167: */ cannam@167: cannam@167: /* This file was automatically generated --- DO NOT EDIT */ cannam@167: /* Generated on Thu May 24 08:07:16 EDT 2018 */ cannam@167: cannam@167: #include "rdft/codelet-rdft.h" cannam@167: cannam@167: #if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA) cannam@167: cannam@167: /* Generated by: ../../../genfft/gen_hc2cdft.native -fma -compact -variables 4 -pipeline-latency 4 -twiddle-log3 -precompute-twiddles -n 8 -dit -name hc2cfdft2_8 -include rdft/scalar/hc2cf.h */ cannam@167: cannam@167: /* cannam@167: * This function contains 90 FP additions, 66 FP multiplications, cannam@167: * (or, 60 additions, 36 multiplications, 30 fused multiply/add), cannam@167: * 45 stack variables, 2 constants, and 32 memory accesses cannam@167: */ cannam@167: #include "rdft/scalar/hc2cf.h" cannam@167: cannam@167: static void hc2cfdft2_8(R *Rp, R *Ip, R *Rm, R *Im, const R *W, stride rs, INT mb, INT me, INT ms) cannam@167: { cannam@167: DK(KP707106781, +0.707106781186547524400844362104849039284835938); cannam@167: DK(KP500000000, +0.500000000000000000000000000000000000000000000); cannam@167: { cannam@167: INT m; cannam@167: for (m = mb, W = W + ((mb - 1) * 6); m < me; m = m + 1, Rp = Rp + ms, Ip = Ip + ms, Rm = Rm - ms, Im = Im - ms, W = W + 6, MAKE_VOLATILE_STRIDE(32, rs)) { cannam@167: E T1, T2, Th, Tj, T4, T5, T6, Tk, TB, Tq, Tw, Tc, TM, TQ; cannam@167: { cannam@167: E T3, Ti, Tp, Tb, TL, TP; cannam@167: T1 = W[0]; cannam@167: T2 = W[2]; cannam@167: T3 = T1 * T2; cannam@167: Th = W[4]; cannam@167: Ti = T1 * Th; cannam@167: Tj = W[5]; cannam@167: Tp = T1 * Tj; cannam@167: T4 = W[1]; cannam@167: T5 = W[3]; cannam@167: Tb = T1 * T5; cannam@167: T6 = FMA(T4, T5, T3); cannam@167: Tk = FMA(T4, Tj, Ti); cannam@167: TB = FMA(T4, T2, Tb); cannam@167: Tq = FNMS(T4, Th, Tp); cannam@167: Tw = FNMS(T4, T5, T3); cannam@167: TL = T6 * Th; cannam@167: TP = T6 * Tj; cannam@167: Tc = FNMS(T4, T2, Tb); cannam@167: TM = FMA(Tc, Tj, TL); cannam@167: TQ = FNMS(Tc, Th, TP); cannam@167: } cannam@167: { cannam@167: E TI, T1a, TY, T1u, TF, T1s, TS, T1c, Tg, T1n, T13, T1f, Tu, T1p, T17; cannam@167: E T1h; cannam@167: { cannam@167: E TG, TH, TX, TT, TU, TV, TW, T1t; cannam@167: TG = Ip[0]; cannam@167: TH = Im[0]; cannam@167: TX = TG + TH; cannam@167: TT = Rm[0]; cannam@167: TU = Rp[0]; cannam@167: TV = TT - TU; cannam@167: TI = TG - TH; cannam@167: T1a = TU + TT; cannam@167: TW = T1 * TV; cannam@167: TY = FNMS(T4, TX, TW); cannam@167: T1t = T4 * TV; cannam@167: T1u = FMA(T1, TX, T1t); cannam@167: } cannam@167: { cannam@167: E Tz, TR, TE, TN; cannam@167: { cannam@167: E Tx, Ty, TC, TD; cannam@167: Tx = Ip[WS(rs, 2)]; cannam@167: Ty = Im[WS(rs, 2)]; cannam@167: Tz = Tx - Ty; cannam@167: TR = Tx + Ty; cannam@167: TC = Rp[WS(rs, 2)]; cannam@167: TD = Rm[WS(rs, 2)]; cannam@167: TE = TC + TD; cannam@167: TN = TD - TC; cannam@167: } cannam@167: { cannam@167: E TA, T1r, TO, T1b; cannam@167: TA = Tw * Tz; cannam@167: TF = FNMS(TB, TE, TA); cannam@167: T1r = TQ * TN; cannam@167: T1s = FMA(TM, TR, T1r); cannam@167: TO = TM * TN; cannam@167: TS = FNMS(TQ, TR, TO); cannam@167: T1b = Tw * TE; cannam@167: T1c = FMA(TB, Tz, T1b); cannam@167: } cannam@167: } cannam@167: { cannam@167: E T9, T12, Tf, T10; cannam@167: { cannam@167: E T7, T8, Td, Te; cannam@167: T7 = Ip[WS(rs, 1)]; cannam@167: T8 = Im[WS(rs, 1)]; cannam@167: T9 = T7 - T8; cannam@167: T12 = T7 + T8; cannam@167: Td = Rp[WS(rs, 1)]; cannam@167: Te = Rm[WS(rs, 1)]; cannam@167: Tf = Td + Te; cannam@167: T10 = Td - Te; cannam@167: } cannam@167: { cannam@167: E Ta, T1m, T11, T1e; cannam@167: Ta = T6 * T9; cannam@167: Tg = FNMS(Tc, Tf, Ta); cannam@167: T1m = T2 * T12; cannam@167: T1n = FNMS(T5, T10, T1m); cannam@167: T11 = T2 * T10; cannam@167: T13 = FMA(T5, T12, T11); cannam@167: T1e = T6 * Tf; cannam@167: T1f = FMA(Tc, T9, T1e); cannam@167: } cannam@167: } cannam@167: { cannam@167: E Tn, T16, Tt, T14; cannam@167: { cannam@167: E Tl, Tm, Tr, Ts; cannam@167: Tl = Ip[WS(rs, 3)]; cannam@167: Tm = Im[WS(rs, 3)]; cannam@167: Tn = Tl - Tm; cannam@167: T16 = Tl + Tm; cannam@167: Tr = Rp[WS(rs, 3)]; cannam@167: Ts = Rm[WS(rs, 3)]; cannam@167: Tt = Tr + Ts; cannam@167: T14 = Tr - Ts; cannam@167: } cannam@167: { cannam@167: E To, T1o, T15, T1g; cannam@167: To = Tk * Tn; cannam@167: Tu = FNMS(Tq, Tt, To); cannam@167: T1o = Th * T16; cannam@167: T1p = FNMS(Tj, T14, T1o); cannam@167: T15 = Th * T14; cannam@167: T17 = FMA(Tj, T16, T15); cannam@167: T1g = Tk * Tt; cannam@167: T1h = FMA(Tq, Tn, T1g); cannam@167: } cannam@167: } cannam@167: { cannam@167: E TK, T1l, T1w, T1y, T19, T1k, T1j, T1x; cannam@167: { cannam@167: E Tv, TJ, T1q, T1v; cannam@167: Tv = Tg + Tu; cannam@167: TJ = TF + TI; cannam@167: TK = Tv + TJ; cannam@167: T1l = TJ - Tv; cannam@167: T1q = T1n + T1p; cannam@167: T1v = T1s + T1u; cannam@167: T1w = T1q - T1v; cannam@167: T1y = T1q + T1v; cannam@167: } cannam@167: { cannam@167: E TZ, T18, T1d, T1i; cannam@167: TZ = TS + TY; cannam@167: T18 = T13 + T17; cannam@167: T19 = TZ - T18; cannam@167: T1k = T18 + TZ; cannam@167: T1d = T1a + T1c; cannam@167: T1i = T1f + T1h; cannam@167: T1j = T1d - T1i; cannam@167: T1x = T1d + T1i; cannam@167: } cannam@167: Ip[0] = KP500000000 * (TK + T19); cannam@167: Rp[0] = KP500000000 * (T1x + T1y); cannam@167: Im[WS(rs, 3)] = KP500000000 * (T19 - TK); cannam@167: Rm[WS(rs, 3)] = KP500000000 * (T1x - T1y); cannam@167: Rm[WS(rs, 1)] = KP500000000 * (T1j - T1k); cannam@167: Im[WS(rs, 1)] = KP500000000 * (T1w - T1l); cannam@167: Rp[WS(rs, 2)] = KP500000000 * (T1j + T1k); cannam@167: Ip[WS(rs, 2)] = KP500000000 * (T1l + T1w); cannam@167: } cannam@167: { cannam@167: E T1B, T1N, T1L, T1R, T1E, T1O, T1H, T1P; cannam@167: { cannam@167: E T1z, T1A, T1J, T1K; cannam@167: T1z = TI - TF; cannam@167: T1A = T1f - T1h; cannam@167: T1B = T1z - T1A; cannam@167: T1N = T1A + T1z; cannam@167: T1J = T1a - T1c; cannam@167: T1K = Tg - Tu; cannam@167: T1L = T1J - T1K; cannam@167: T1R = T1J + T1K; cannam@167: } cannam@167: { cannam@167: E T1C, T1D, T1F, T1G; cannam@167: T1C = T1p - T1n; cannam@167: T1D = T13 - T17; cannam@167: T1E = T1C + T1D; cannam@167: T1O = T1C - T1D; cannam@167: T1F = TY - TS; cannam@167: T1G = T1u - T1s; cannam@167: T1H = T1F - T1G; cannam@167: T1P = T1F + T1G; cannam@167: } cannam@167: { cannam@167: E T1I, T1S, T1M, T1Q; cannam@167: T1I = T1E + T1H; cannam@167: Ip[WS(rs, 1)] = KP500000000 * (FMA(KP707106781, T1I, T1B)); cannam@167: Im[WS(rs, 2)] = -(KP500000000 * (FNMS(KP707106781, T1I, T1B))); cannam@167: T1S = T1O + T1P; cannam@167: Rm[WS(rs, 2)] = KP500000000 * (FNMS(KP707106781, T1S, T1R)); cannam@167: Rp[WS(rs, 1)] = KP500000000 * (FMA(KP707106781, T1S, T1R)); cannam@167: T1M = T1H - T1E; cannam@167: Rm[0] = KP500000000 * (FNMS(KP707106781, T1M, T1L)); cannam@167: Rp[WS(rs, 3)] = KP500000000 * (FMA(KP707106781, T1M, T1L)); cannam@167: T1Q = T1O - T1P; cannam@167: Ip[WS(rs, 3)] = KP500000000 * (FMA(KP707106781, T1Q, T1N)); cannam@167: Im[0] = -(KP500000000 * (FNMS(KP707106781, T1Q, T1N))); cannam@167: } cannam@167: } cannam@167: } cannam@167: } cannam@167: } cannam@167: } cannam@167: cannam@167: static const tw_instr twinstr[] = { cannam@167: {TW_CEXP, 1, 1}, cannam@167: {TW_CEXP, 1, 3}, cannam@167: {TW_CEXP, 1, 7}, cannam@167: {TW_NEXT, 1, 0} cannam@167: }; cannam@167: cannam@167: static const hc2c_desc desc = { 8, "hc2cfdft2_8", twinstr, &GENUS, {60, 36, 30, 0} }; cannam@167: cannam@167: void X(codelet_hc2cfdft2_8) (planner *p) { cannam@167: X(khc2c_register) (p, hc2cfdft2_8, &desc, HC2C_VIA_DFT); cannam@167: } cannam@167: #else cannam@167: cannam@167: /* Generated by: ../../../genfft/gen_hc2cdft.native -compact -variables 4 -pipeline-latency 4 -twiddle-log3 -precompute-twiddles -n 8 -dit -name hc2cfdft2_8 -include rdft/scalar/hc2cf.h */ cannam@167: cannam@167: /* cannam@167: * This function contains 90 FP additions, 56 FP multiplications, cannam@167: * (or, 72 additions, 38 multiplications, 18 fused multiply/add), cannam@167: * 51 stack variables, 2 constants, and 32 memory accesses cannam@167: */ cannam@167: #include "rdft/scalar/hc2cf.h" cannam@167: cannam@167: static void hc2cfdft2_8(R *Rp, R *Ip, R *Rm, R *Im, const R *W, stride rs, INT mb, INT me, INT ms) cannam@167: { cannam@167: DK(KP353553390, +0.353553390593273762200422181052424519642417969); cannam@167: DK(KP500000000, +0.500000000000000000000000000000000000000000000); cannam@167: { cannam@167: INT m; cannam@167: for (m = mb, W = W + ((mb - 1) * 6); m < me; m = m + 1, Rp = Rp + ms, Ip = Ip + ms, Rm = Rm - ms, Im = Im - ms, W = W + 6, MAKE_VOLATILE_STRIDE(32, rs)) { cannam@167: E T1, T4, T2, T5, Tu, Ty, T7, Td, Ti, Tj, Tk, TP, To, TN; cannam@167: { cannam@167: E T3, Tc, T6, Tb; cannam@167: T1 = W[0]; cannam@167: T4 = W[1]; cannam@167: T2 = W[2]; cannam@167: T5 = W[3]; cannam@167: T3 = T1 * T2; cannam@167: Tc = T4 * T2; cannam@167: T6 = T4 * T5; cannam@167: Tb = T1 * T5; cannam@167: Tu = T3 - T6; cannam@167: Ty = Tb + Tc; cannam@167: T7 = T3 + T6; cannam@167: Td = Tb - Tc; cannam@167: Ti = W[4]; cannam@167: Tj = W[5]; cannam@167: Tk = FMA(T1, Ti, T4 * Tj); cannam@167: TP = FNMS(Td, Ti, T7 * Tj); cannam@167: To = FNMS(T4, Ti, T1 * Tj); cannam@167: TN = FMA(T7, Ti, Td * Tj); cannam@167: } cannam@167: { cannam@167: E TF, T11, TC, T12, T1d, T1e, T1q, TM, TR, T1p, Th, Ts, T15, T14, T1a; cannam@167: E T1b, T1m, TV, TY, T1n; cannam@167: { cannam@167: E TD, TE, TL, TI, TJ, TK, Tx, TQ, TB, TO; cannam@167: TD = Ip[0]; cannam@167: TE = Im[0]; cannam@167: TL = TD + TE; cannam@167: TI = Rm[0]; cannam@167: TJ = Rp[0]; cannam@167: TK = TI - TJ; cannam@167: { cannam@167: E Tv, Tw, Tz, TA; cannam@167: Tv = Ip[WS(rs, 2)]; cannam@167: Tw = Im[WS(rs, 2)]; cannam@167: Tx = Tv - Tw; cannam@167: TQ = Tv + Tw; cannam@167: Tz = Rp[WS(rs, 2)]; cannam@167: TA = Rm[WS(rs, 2)]; cannam@167: TB = Tz + TA; cannam@167: TO = Tz - TA; cannam@167: } cannam@167: TF = TD - TE; cannam@167: T11 = TJ + TI; cannam@167: TC = FNMS(Ty, TB, Tu * Tx); cannam@167: T12 = FMA(Tu, TB, Ty * Tx); cannam@167: T1d = FNMS(TP, TO, TN * TQ); cannam@167: T1e = FMA(T4, TK, T1 * TL); cannam@167: T1q = T1e - T1d; cannam@167: TM = FNMS(T4, TL, T1 * TK); cannam@167: TR = FMA(TN, TO, TP * TQ); cannam@167: T1p = TR + TM; cannam@167: } cannam@167: { cannam@167: E Ta, TU, Tg, TT, Tn, TX, Tr, TW; cannam@167: { cannam@167: E T8, T9, Te, Tf; cannam@167: T8 = Ip[WS(rs, 1)]; cannam@167: T9 = Im[WS(rs, 1)]; cannam@167: Ta = T8 - T9; cannam@167: TU = T8 + T9; cannam@167: Te = Rp[WS(rs, 1)]; cannam@167: Tf = Rm[WS(rs, 1)]; cannam@167: Tg = Te + Tf; cannam@167: TT = Te - Tf; cannam@167: } cannam@167: { cannam@167: E Tl, Tm, Tp, Tq; cannam@167: Tl = Ip[WS(rs, 3)]; cannam@167: Tm = Im[WS(rs, 3)]; cannam@167: Tn = Tl - Tm; cannam@167: TX = Tl + Tm; cannam@167: Tp = Rp[WS(rs, 3)]; cannam@167: Tq = Rm[WS(rs, 3)]; cannam@167: Tr = Tp + Tq; cannam@167: TW = Tp - Tq; cannam@167: } cannam@167: Th = FNMS(Td, Tg, T7 * Ta); cannam@167: Ts = FNMS(To, Tr, Tk * Tn); cannam@167: T15 = FMA(Tk, Tr, To * Tn); cannam@167: T14 = FMA(T7, Tg, Td * Ta); cannam@167: T1a = FNMS(T5, TT, T2 * TU); cannam@167: T1b = FNMS(Tj, TW, Ti * TX); cannam@167: T1m = T1b - T1a; cannam@167: TV = FMA(T2, TT, T5 * TU); cannam@167: TY = FMA(Ti, TW, Tj * TX); cannam@167: T1n = TV - TY; cannam@167: } cannam@167: { cannam@167: E T1l, T1x, T1A, T1C, T1s, T1w, T1v, T1B; cannam@167: { cannam@167: E T1j, T1k, T1y, T1z; cannam@167: T1j = TF - TC; cannam@167: T1k = T14 - T15; cannam@167: T1l = KP500000000 * (T1j - T1k); cannam@167: T1x = KP500000000 * (T1k + T1j); cannam@167: T1y = T1m - T1n; cannam@167: T1z = T1p + T1q; cannam@167: T1A = KP353553390 * (T1y - T1z); cannam@167: T1C = KP353553390 * (T1y + T1z); cannam@167: } cannam@167: { cannam@167: E T1o, T1r, T1t, T1u; cannam@167: T1o = T1m + T1n; cannam@167: T1r = T1p - T1q; cannam@167: T1s = KP353553390 * (T1o + T1r); cannam@167: T1w = KP353553390 * (T1r - T1o); cannam@167: T1t = T11 - T12; cannam@167: T1u = Th - Ts; cannam@167: T1v = KP500000000 * (T1t - T1u); cannam@167: T1B = KP500000000 * (T1t + T1u); cannam@167: } cannam@167: Ip[WS(rs, 1)] = T1l + T1s; cannam@167: Rp[WS(rs, 1)] = T1B + T1C; cannam@167: Im[WS(rs, 2)] = T1s - T1l; cannam@167: Rm[WS(rs, 2)] = T1B - T1C; cannam@167: Rm[0] = T1v - T1w; cannam@167: Im[0] = T1A - T1x; cannam@167: Rp[WS(rs, 3)] = T1v + T1w; cannam@167: Ip[WS(rs, 3)] = T1x + T1A; cannam@167: } cannam@167: { cannam@167: E TH, T19, T1g, T1i, T10, T18, T17, T1h; cannam@167: { cannam@167: E Tt, TG, T1c, T1f; cannam@167: Tt = Th + Ts; cannam@167: TG = TC + TF; cannam@167: TH = Tt + TG; cannam@167: T19 = TG - Tt; cannam@167: T1c = T1a + T1b; cannam@167: T1f = T1d + T1e; cannam@167: T1g = T1c - T1f; cannam@167: T1i = T1c + T1f; cannam@167: } cannam@167: { cannam@167: E TS, TZ, T13, T16; cannam@167: TS = TM - TR; cannam@167: TZ = TV + TY; cannam@167: T10 = TS - TZ; cannam@167: T18 = TZ + TS; cannam@167: T13 = T11 + T12; cannam@167: T16 = T14 + T15; cannam@167: T17 = T13 - T16; cannam@167: T1h = T13 + T16; cannam@167: } cannam@167: Ip[0] = KP500000000 * (TH + T10); cannam@167: Rp[0] = KP500000000 * (T1h + T1i); cannam@167: Im[WS(rs, 3)] = KP500000000 * (T10 - TH); cannam@167: Rm[WS(rs, 3)] = KP500000000 * (T1h - T1i); cannam@167: Rm[WS(rs, 1)] = KP500000000 * (T17 - T18); cannam@167: Im[WS(rs, 1)] = KP500000000 * (T1g - T19); cannam@167: Rp[WS(rs, 2)] = KP500000000 * (T17 + T18); cannam@167: Ip[WS(rs, 2)] = KP500000000 * (T19 + T1g); cannam@167: } cannam@167: } cannam@167: } cannam@167: } cannam@167: } cannam@167: cannam@167: static const tw_instr twinstr[] = { cannam@167: {TW_CEXP, 1, 1}, cannam@167: {TW_CEXP, 1, 3}, cannam@167: {TW_CEXP, 1, 7}, cannam@167: {TW_NEXT, 1, 0} cannam@167: }; cannam@167: cannam@167: static const hc2c_desc desc = { 8, "hc2cfdft2_8", twinstr, &GENUS, {72, 38, 18, 0} }; cannam@167: cannam@167: void X(codelet_hc2cfdft2_8) (planner *p) { cannam@167: X(khc2c_register) (p, hc2cfdft2_8, &desc, HC2C_VIA_DFT); cannam@167: } cannam@167: #endif