mirror of
https://github.com/vale981/arb
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35 lines
911 B
C
35 lines
911 B
C
/*
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Copyright (C) 2016 Pascal Molin
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This file is part of Arb.
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Arb is free software: you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License (LGPL) as published
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by the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version. See <http://www.gnu.org/licenses/>.
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*/
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#include "dlog.h"
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void
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dlog_precomp_small_init(dlog_precomp_t pre, ulong a, ulong mod, ulong n, ulong num)
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{
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if (n <= 3)
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{
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pre->type = DLOG_23;
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pre->cost = dlog_order23_init(pre->t.order23, a);
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}
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else
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{
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if (mod < DLOG_TABLE_LIM)
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{
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pre->type = DLOG_TABLE;
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pre->cost = dlog_table_init(pre->t.table, a, mod);
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}
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else
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{
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pre->type = DLOG_BSGS;
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pre->cost = dlog_bsgs_init(pre->t.bsgs, a, mod, n, n);
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}
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}
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}
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