Mercurial > hg > batch-feature-extraction-tool
view Lib/fftw-3.2.1/rdft/scalar/r2cf/r2cf_20.c @ 0:25bf17994ef1
First commit. VS2013, Codeblocks and Mac OSX configuration
| author | Geogaddi\David <d.m.ronan@qmul.ac.uk> |
|---|---|
| date | Thu, 09 Jul 2015 01:12:16 +0100 |
| parents | |
| children |
line wrap: on
line source
/* * 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 19:53:47 EST 2009 */ #include "codelet-rdft.h" #ifdef HAVE_FMA /* Generated by: ../../../genfft/gen_r2cf -fma -reorder-insns -schedule-for-pipeline -compact -variables 4 -pipeline-latency 4 -n 20 -name r2cf_20 -include r2cf.h */ /* * This function contains 86 FP additions, 32 FP multiplications, * (or, 58 additions, 4 multiplications, 28 fused multiply/add), * 70 stack variables, 4 constants, and 40 memory accesses */ #include "r2cf.h" static void r2cf_20(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs) { DK(KP559016994, +0.559016994374947424102293417182819058860154590); DK(KP250000000, +0.250000000000000000000000000000000000000000000); DK(KP618033988, +0.618033988749894848204586834365638117720309180); DK(KP951056516, +0.951056516295153572116439333379382143405698634); INT i; for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(rs), MAKE_VOLATILE_STRIDE(csr), MAKE_VOLATILE_STRIDE(csi)) { E T1i, T1c, T1a, T1o, T1m, T1h, T1b, T13, T1j, T1n; { E T3, T1d, TJ, TV, T1k, T16, T19, T1l, Ty, Ti, T12, TD, T1g, TR, TX; E TK, Tt, TU, TW, TL, TE; { E T1, T2, TG, TH; T1 = R0[0]; T2 = R0[WS(rs, 5)]; TG = R1[WS(rs, 2)]; TH = R1[WS(rs, 7)]; { E T6, To, T17, Tx, T18, TC, Tj, T9, Tp, Tu, Td, T15, Tm, Tq, Te; E Tf; { E TA, TB, T7, T8; { E T4, TF, TI, T5, Tv, Tw; T4 = R0[WS(rs, 2)]; T3 = T1 - T2; TF = T1 + T2; T1d = TG - TH; TI = TG + TH; T5 = R0[WS(rs, 7)]; Tv = R1[WS(rs, 6)]; Tw = R1[WS(rs, 1)]; TJ = TF - TI; TV = TF + TI; T6 = T4 - T5; To = T4 + T5; T17 = Tw - Tv; Tx = Tv + Tw; } TA = R1[WS(rs, 8)]; TB = R1[WS(rs, 3)]; T7 = R0[WS(rs, 8)]; T8 = R0[WS(rs, 3)]; { E Tb, Tc, Tk, Tl; Tb = R0[WS(rs, 4)]; T18 = TB - TA; TC = TA + TB; Tj = T7 + T8; T9 = T7 - T8; Tc = R0[WS(rs, 9)]; Tk = R1[0]; Tl = R1[WS(rs, 5)]; Tp = R1[WS(rs, 4)]; Tu = Tb + Tc; Td = Tb - Tc; T15 = Tl - Tk; Tm = Tk + Tl; Tq = R1[WS(rs, 9)]; Te = R0[WS(rs, 6)]; Tf = R0[WS(rs, 1)]; } } { E Ta, Tr, Tz, T1e, T1f, Th, T14, Tg, TP, TQ; Ta = T6 + T9; T1k = T6 - T9; T14 = Tq - Tp; Tr = Tp + Tq; Tz = Te + Tf; Tg = Te - Tf; T16 = T14 - T15; T1e = T14 + T15; T1f = T17 + T18; T19 = T17 - T18; Th = Td + Tg; T1l = Td - Tg; Ty = Tu - Tx; TP = Tu + Tx; Ti = Ta + Th; T12 = Ta - Th; TD = Tz - TC; TQ = Tz + TC; T1g = T1e + T1f; T1i = T1e - T1f; { E TT, Tn, Ts, TS; TT = Tj + Tm; Tn = Tj - Tm; Ts = To - Tr; TS = To + Tr; TR = TP - TQ; TX = TP + TQ; TK = Ts + Tn; Tt = Tn - Ts; TU = TS - TT; TW = TS + TT; } } } } Cr[WS(csr, 5)] = T3 + Ti; Ci[WS(csi, 5)] = T1g - T1d; TL = Ty + TD; TE = Ty - TD; { E TY, T10, TM, TO, T11, TZ, TN; TY = TW + TX; T10 = TW - TX; Ci[WS(csi, 2)] = KP951056516 * (FMA(KP618033988, Tt, TE)); Ci[WS(csi, 6)] = KP951056516 * (FNMS(KP618033988, TE, Tt)); Ci[WS(csi, 4)] = KP951056516 * (FMA(KP618033988, TR, TU)); Ci[WS(csi, 8)] = -(KP951056516 * (FNMS(KP618033988, TU, TR))); TM = TK + TL; TO = TK - TL; T1c = FNMS(KP618033988, T16, T19); T1a = FMA(KP618033988, T19, T16); Cr[0] = TV + TY; TZ = FNMS(KP250000000, TY, TV); Cr[WS(csr, 10)] = TJ + TM; TN = FNMS(KP250000000, TM, TJ); Cr[WS(csr, 8)] = FNMS(KP559016994, T10, TZ); Cr[WS(csr, 4)] = FMA(KP559016994, T10, TZ); Cr[WS(csr, 6)] = FMA(KP559016994, TO, TN); Cr[WS(csr, 2)] = FNMS(KP559016994, TO, TN); T11 = FNMS(KP250000000, Ti, T3); T1o = FNMS(KP618033988, T1k, T1l); T1m = FMA(KP618033988, T1l, T1k); T1h = FMA(KP250000000, T1g, T1d); T1b = FNMS(KP559016994, T12, T11); T13 = FMA(KP559016994, T12, T11); } } Cr[WS(csr, 3)] = FNMS(KP951056516, T1c, T1b); Cr[WS(csr, 7)] = FMA(KP951056516, T1c, T1b); Cr[WS(csr, 1)] = FMA(KP951056516, T1a, T13); Cr[WS(csr, 9)] = FNMS(KP951056516, T1a, T13); T1j = FNMS(KP559016994, T1i, T1h); T1n = FMA(KP559016994, T1i, T1h); Ci[WS(csi, 3)] = FNMS(KP951056516, T1o, T1n); Ci[WS(csi, 7)] = FMA(KP951056516, T1o, T1n); Ci[WS(csi, 9)] = FMS(KP951056516, T1m, T1j); Ci[WS(csi, 1)] = -(FMA(KP951056516, T1m, T1j)); } } static const kr2c_desc desc = { 20, "r2cf_20", {58, 4, 28, 0}, &GENUS }; void X(codelet_r2cf_20) (planner *p) { X(kr2c_register) (p, r2cf_20, &desc); } #else /* HAVE_FMA */ /* Generated by: ../../../genfft/gen_r2cf -compact -variables 4 -pipeline-latency 4 -n 20 -name r2cf_20 -include r2cf.h */ /* * This function contains 86 FP additions, 24 FP multiplications, * (or, 74 additions, 12 multiplications, 12 fused multiply/add), * 51 stack variables, 4 constants, and 40 memory accesses */ #include "r2cf.h" static void r2cf_20(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs) { DK(KP250000000, +0.250000000000000000000000000000000000000000000); DK(KP559016994, +0.559016994374947424102293417182819058860154590); DK(KP587785252, +0.587785252292473129168705954639072768597652438); DK(KP951056516, +0.951056516295153572116439333379382143405698634); INT i; for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(rs), MAKE_VOLATILE_STRIDE(csr), MAKE_VOLATILE_STRIDE(csi)) { E T3, T1m, TF, T17, Ts, TM, TN, Tz, Ta, Th, Ti, T1g, T1h, T1k, T10; E T13, T19, TG, TH, TI, T1d, T1e, T1j, TT, TW, T18; { E T1, T2, T15, TD, TE, T16; T1 = R0[0]; T2 = R0[WS(rs, 5)]; T15 = T1 + T2; TD = R1[WS(rs, 7)]; TE = R1[WS(rs, 2)]; T16 = TE + TD; T3 = T1 - T2; T1m = T15 + T16; TF = TD - TE; T17 = T15 - T16; } { E T6, TU, Tv, T12, Ty, TZ, T9, TR, Td, TY, To, TS, Tr, TV, Tg; E T11; { E T4, T5, Tt, Tu; T4 = R0[WS(rs, 2)]; T5 = R0[WS(rs, 7)]; T6 = T4 - T5; TU = T4 + T5; Tt = R1[WS(rs, 8)]; Tu = R1[WS(rs, 3)]; Tv = Tt - Tu; T12 = Tt + Tu; } { E Tw, Tx, T7, T8; Tw = R1[WS(rs, 6)]; Tx = R1[WS(rs, 1)]; Ty = Tw - Tx; TZ = Tw + Tx; T7 = R0[WS(rs, 8)]; T8 = R0[WS(rs, 3)]; T9 = T7 - T8; TR = T7 + T8; } { E Tb, Tc, Tm, Tn; Tb = R0[WS(rs, 4)]; Tc = R0[WS(rs, 9)]; Td = Tb - Tc; TY = Tb + Tc; Tm = R1[0]; Tn = R1[WS(rs, 5)]; To = Tm - Tn; TS = Tm + Tn; } { E Tp, Tq, Te, Tf; Tp = R1[WS(rs, 4)]; Tq = R1[WS(rs, 9)]; Tr = Tp - Tq; TV = Tp + Tq; Te = R0[WS(rs, 6)]; Tf = R0[WS(rs, 1)]; Tg = Te - Tf; T11 = Te + Tf; } Ts = To - Tr; TM = T6 - T9; TN = Td - Tg; Tz = Tv - Ty; Ta = T6 + T9; Th = Td + Tg; Ti = Ta + Th; T1g = TY + TZ; T1h = T11 + T12; T1k = T1g + T1h; T10 = TY - TZ; T13 = T11 - T12; T19 = T10 + T13; TG = Tr + To; TH = Ty + Tv; TI = TG + TH; T1d = TU + TV; T1e = TR + TS; T1j = T1d + T1e; TT = TR - TS; TW = TU - TV; T18 = TW + TT; } Cr[WS(csr, 5)] = T3 + Ti; Ci[WS(csi, 5)] = TF - TI; { E TX, T14, T1f, T1i; TX = TT - TW; T14 = T10 - T13; Ci[WS(csi, 6)] = FNMS(KP587785252, T14, KP951056516 * TX); Ci[WS(csi, 2)] = FMA(KP587785252, TX, KP951056516 * T14); T1f = T1d - T1e; T1i = T1g - T1h; Ci[WS(csi, 8)] = FNMS(KP951056516, T1i, KP587785252 * T1f); Ci[WS(csi, 4)] = FMA(KP951056516, T1f, KP587785252 * T1i); } { E T1l, T1n, T1o, T1c, T1a, T1b; T1l = KP559016994 * (T1j - T1k); T1n = T1j + T1k; T1o = FNMS(KP250000000, T1n, T1m); Cr[WS(csr, 4)] = T1l + T1o; Cr[0] = T1m + T1n; Cr[WS(csr, 8)] = T1o - T1l; T1c = KP559016994 * (T18 - T19); T1a = T18 + T19; T1b = FNMS(KP250000000, T1a, T17); Cr[WS(csr, 2)] = T1b - T1c; Cr[WS(csr, 10)] = T17 + T1a; Cr[WS(csr, 6)] = T1c + T1b; } { E TA, TC, Tl, TB, Tj, Tk; TA = FMA(KP951056516, Ts, KP587785252 * Tz); TC = FNMS(KP587785252, Ts, KP951056516 * Tz); Tj = KP559016994 * (Ta - Th); Tk = FNMS(KP250000000, Ti, T3); Tl = Tj + Tk; TB = Tk - Tj; Cr[WS(csr, 9)] = Tl - TA; Cr[WS(csr, 7)] = TB + TC; Cr[WS(csr, 1)] = Tl + TA; Cr[WS(csr, 3)] = TB - TC; } { E TO, TQ, TL, TP, TJ, TK; TO = FMA(KP951056516, TM, KP587785252 * TN); TQ = FNMS(KP587785252, TM, KP951056516 * TN); TJ = FMA(KP250000000, TI, TF); TK = KP559016994 * (TH - TG); TL = TJ + TK; TP = TK - TJ; Ci[WS(csi, 1)] = TL - TO; Ci[WS(csi, 7)] = TQ + TP; Ci[WS(csi, 9)] = TO + TL; Ci[WS(csi, 3)] = TP - TQ; } } } static const kr2c_desc desc = { 20, "r2cf_20", {74, 12, 12, 0}, &GENUS }; void X(codelet_r2cf_20) (planner *p) { X(kr2c_register) (p, r2cf_20, &desc); } #endif /* HAVE_FMA */