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/*
Copyright (C) 2021 Fredrik Johansson
This file is part of Calcium.
Calcium is free software: you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License (LGPL) as published
by the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version. See <http://www.gnu.org/licenses/>.
*/
#include "fexpr.h"
void
fexpr_call1(fexpr_t res, const fexpr_t f, const fexpr_t x1)
{
slong res_size, f_size, x1_size;
mp_ptr out;
f_size = fexpr_size(f);
x1_size = fexpr_size(x1);
res_size = FEXPR_HEADER_SIZE + f_size + x1_size;
fexpr_fit_size(res, res_size);
out = res->data;
out[0] = FEXPR_TYPE_CALL1 | (res_size << FEXPR_TYPE_BITS);
out += FEXPR_HEADER_SIZE;
flint_mpn_copyi(out, f->data, f_size); out += f_size;
flint_mpn_copyi(out, x1->data, x1_size);
}
void
fexpr_call_builtin1(fexpr_t res, slong f, const fexpr_t x)
{
fexpr_t t;
ulong d;
t->data = &d;
t->alloc = 1;
fexpr_set_symbol_builtin(t, f);
if (res == x)
{
fexpr_t u;
fexpr_init(u);
fexpr_call1(u, t, x);
fexpr_swap(res, u);
fexpr_clear(u);
}
else
{
fexpr_call1(res, t, x);
}
}
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