130 lines
3.2 KiB
C
130 lines
3.2 KiB
C
/*=============================================================================
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This file is part of FLINT.
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FLINT is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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FLINT is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with FLINT; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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=============================================================================*/
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/******************************************************************************
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Copyright (C) 2013 Mike Hansen
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******************************************************************************/
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#include "flint.h"
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#include "fq_poly.h"
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#include "profiler.h"
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#define nalgs 2
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#define cpumin 2
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#define ncases 1
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int
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main(int argc, char** argv)
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{
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fmpz_t p;
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int c, n, reps = 0;
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slong d, lenf, leng, lenh;
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fq_ctx_t ctx;
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fq_poly_t f, g, h, res;
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double s[nalgs];
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FLINT_TEST_INIT(state);
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fmpz_init(p);
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fmpz_set_str(p, argv[1], 10);
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d = atol(argv[2]);
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lenf = atol(argv[3]);
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leng = atol(argv[4]);
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lenh = atol(argv[5]);
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fq_ctx_init(ctx, p, d, "a");
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fq_poly_init(f, ctx);
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fq_poly_init(g, ctx);
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fq_poly_init(h, ctx);
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fq_poly_init(res, ctx);
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for (c = 0; c < nalgs; c++)
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s[c] = 0.0;
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for (n = 0; n < ncases; n++)
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{
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double t[nalgs];
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int l, loops = 1;
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/*
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Construct random elements of fq
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*/
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{
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fq_poly_randtest_monic(f, state, lenf, ctx);
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fq_poly_randtest_monic(g, state, leng, ctx);
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fq_poly_randtest_monic(h, state, lenh, ctx);
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}
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loop:
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t[0] = 0.0;
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init_clock(0);
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prof_start();
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for (l = 0; l < loops; l++)
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fq_poly_compose_mod_horner(res, f, g, h, ctx);
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prof_stop();
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t[0] += get_clock(0);
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t[1] = 0.0;
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init_clock(0);
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prof_start();
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for (l = 0; l < loops; l++)
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fq_poly_compose_mod_brent_kung(res, f, g, h, ctx);
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prof_stop();
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t[1] += get_clock(0);
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for (c = 0; c < nalgs; c++)
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if (t[c] * FLINT_CLOCK_SCALE_FACTOR <= cpumin)
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{
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loops *= 10;
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goto loop;
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}
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for (c = 0; c < nalgs; c++)
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s[c] += t[c];
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reps += loops;
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}
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for (c = 0; c < nalgs; c++)
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{
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printf("%20f", s[c] / (double) reps);
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fflush(stdout);
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}
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printf("\n");
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fq_poly_clear(f, ctx);
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fq_poly_clear(g, ctx);
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fq_poly_clear(h, ctx);
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fq_poly_clear(res, ctx);
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fq_ctx_clear(ctx);
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fmpz_clear(p);
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FLINT_TEST_CLEANUP(state);
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return 0;
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}
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