/* * Copyright (c) 2003, 2006 Matteo Frigo * Copyright (c) 2003, 2006 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 Sat Jul 1 14:59:09 EDT 2006 */ #include "codelet-dft.h" #ifdef HAVE_FMA /* Generated by: ../../../genfft/gen_twiddle_c -fma -reorder-insns -schedule-for-pipeline -simd -compact -variables 4 -pipeline-latency 8 -n 5 -name t1bv_5 -include t1b.h -sign 1 */ /* * This function contains 20 FP additions, 19 FP multiplications, * (or, 11 additions, 10 multiplications, 9 fused multiply/add), * 26 stack variables, and 10 memory accesses */ /* * Generator Id's : * $Id: algsimp.ml,v 1.9 2006-02-12 23:34:12 athena Exp $ * $Id: fft.ml,v 1.4 2006-01-05 03:04:27 stevenj Exp $ * $Id: gen_twiddle_c.ml,v 1.14 2006-02-12 23:34:12 athena Exp $ */ #include "t1b.h" static const R *t1bv_5(R *ri, R *ii, const R *W, stride ios, INT m, INT dist) { DVK(KP559016994, +0.559016994374947424102293417182819058860154590); DVK(KP250000000, +0.250000000000000000000000000000000000000000000); DVK(KP618033988, +0.618033988749894848204586834365638117720309180); DVK(KP951056516, +0.951056516295153572116439333379382143405698634); INT i; R *x; x = ii; for (i = m; i > 0; i = i - VL, x = x + (VL * dist), W = W + (TWVL * 8), MAKE_VOLATILE_STRIDE(ios)) { V T1, T2, T9, T4, T7; T1 = LD(&(x[0]), dist, &(x[0])); T2 = LD(&(x[WS(ios, 1)]), dist, &(x[WS(ios, 1)])); T9 = LD(&(x[WS(ios, 3)]), dist, &(x[WS(ios, 1)])); T4 = LD(&(x[WS(ios, 4)]), dist, &(x[0])); T7 = LD(&(x[WS(ios, 2)]), dist, &(x[0])); { V T3, Ta, T5, T8; T3 = BYTW(&(W[0]), T2); Ta = BYTW(&(W[TWVL * 4]), T9); T5 = BYTW(&(W[TWVL * 6]), T4); T8 = BYTW(&(W[TWVL * 2]), T7); { V T6, Tg, Tb, Th; T6 = VADD(T3, T5); Tg = VSUB(T3, T5); Tb = VADD(T8, Ta); Th = VSUB(T8, Ta); { V Te, Tc, Tk, Ti, Td, Tj, Tf; Te = VSUB(T6, Tb); Tc = VADD(T6, Tb); Tk = VMUL(LDK(KP951056516), VFNMS(LDK(KP618033988), Tg, Th)); Ti = VMUL(LDK(KP951056516), VFMA(LDK(KP618033988), Th, Tg)); Td = VFNMS(LDK(KP250000000), Tc, T1); ST(&(x[0]), VADD(T1, Tc), dist, &(x[0])); Tj = VFNMS(LDK(KP559016994), Te, Td); Tf = VFMA(LDK(KP559016994), Te, Td); ST(&(x[WS(ios, 2)]), VFNMSI(Tk, Tj), dist, &(x[0])); ST(&(x[WS(ios, 3)]), VFMAI(Tk, Tj), dist, &(x[WS(ios, 1)])); ST(&(x[WS(ios, 4)]), VFNMSI(Ti, Tf), dist, &(x[0])); ST(&(x[WS(ios, 1)]), VFMAI(Ti, Tf), dist, &(x[WS(ios, 1)])); } } } } return W; } static const tw_instr twinstr[] = { VTW(1), VTW(2), VTW(3), VTW(4), {TW_NEXT, VL, 0} }; static const ct_desc desc = { 5, "t1bv_5", twinstr, &GENUS, {11, 10, 9, 0}, 0, 0, 0 }; void X(codelet_t1bv_5) (planner *p) { X(kdft_dit_register) (p, t1bv_5, &desc); } #else /* HAVE_FMA */ /* Generated by: ../../../genfft/gen_twiddle_c -simd -compact -variables 4 -pipeline-latency 8 -n 5 -name t1bv_5 -include t1b.h -sign 1 */ /* * This function contains 20 FP additions, 14 FP multiplications, * (or, 17 additions, 11 multiplications, 3 fused multiply/add), * 20 stack variables, and 10 memory accesses */ /* * Generator Id's : * $Id: algsimp.ml,v 1.9 2006-02-12 23:34:12 athena Exp $ * $Id: fft.ml,v 1.4 2006-01-05 03:04:27 stevenj Exp $ * $Id: gen_twiddle_c.ml,v 1.14 2006-02-12 23:34:12 athena Exp $ */ #include "t1b.h" static const R *t1bv_5(R *ri, R *ii, const R *W, stride ios, INT m, INT dist) { DVK(KP250000000, +0.250000000000000000000000000000000000000000000); DVK(KP559016994, +0.559016994374947424102293417182819058860154590); DVK(KP587785252, +0.587785252292473129168705954639072768597652438); DVK(KP951056516, +0.951056516295153572116439333379382143405698634); INT i; R *x; x = ii; for (i = m; i > 0; i = i - VL, x = x + (VL * dist), W = W + (TWVL * 8), MAKE_VOLATILE_STRIDE(ios)) { V Tf, T5, Ta, Tc, Td, Tg; Tf = LD(&(x[0]), dist, &(x[0])); { V T2, T9, T4, T7; { V T1, T8, T3, T6; T1 = LD(&(x[WS(ios, 1)]), dist, &(x[WS(ios, 1)])); T2 = BYTW(&(W[0]), T1); T8 = LD(&(x[WS(ios, 3)]), dist, &(x[WS(ios, 1)])); T9 = BYTW(&(W[TWVL * 4]), T8); T3 = LD(&(x[WS(ios, 4)]), dist, &(x[0])); T4 = BYTW(&(W[TWVL * 6]), T3); T6 = LD(&(x[WS(ios, 2)]), dist, &(x[0])); T7 = BYTW(&(W[TWVL * 2]), T6); } T5 = VSUB(T2, T4); Ta = VSUB(T7, T9); Tc = VADD(T2, T4); Td = VADD(T7, T9); Tg = VADD(Tc, Td); } ST(&(x[0]), VADD(Tf, Tg), dist, &(x[0])); { V Tb, Tj, Ti, Tk, Te, Th; Tb = VBYI(VFMA(LDK(KP951056516), T5, VMUL(LDK(KP587785252), Ta))); Tj = VBYI(VFNMS(LDK(KP951056516), Ta, VMUL(LDK(KP587785252), T5))); Te = VMUL(LDK(KP559016994), VSUB(Tc, Td)); Th = VFNMS(LDK(KP250000000), Tg, Tf); Ti = VADD(Te, Th); Tk = VSUB(Th, Te); ST(&(x[WS(ios, 1)]), VADD(Tb, Ti), dist, &(x[WS(ios, 1)])); ST(&(x[WS(ios, 3)]), VSUB(Tk, Tj), dist, &(x[WS(ios, 1)])); ST(&(x[WS(ios, 4)]), VSUB(Ti, Tb), dist, &(x[0])); ST(&(x[WS(ios, 2)]), VADD(Tj, Tk), dist, &(x[0])); } } return W; } static const tw_instr twinstr[] = { VTW(1), VTW(2), VTW(3), VTW(4), {TW_NEXT, VL, 0} }; static const ct_desc desc = { 5, "t1bv_5", twinstr, &GENUS, {17, 11, 3, 0}, 0, 0, 0 }; void X(codelet_t1bv_5) (planner *p) { X(kdft_dit_register) (p, t1bv_5, &desc); } #endif /* HAVE_FMA */