static NODE *
builtin_isunordered(const struct bitable *bt, NODE *a)
{
NODE *p;
if (mtcheck(a) == 0)
return bcon(0);
p = buildtree(OROR, mtisnan(a->n_left), mtisnan(a->n_right));
tfree(a);
return p;
}
static NODE *
builtin_isunordered(NODE *f, NODE *a, TWORD rt)
{
NODE *p;
if (mtcheck(a) == 0)
return bcon(0);
p = buildtree(OROR, mtisnan(a->n_left), mtisnan(a->n_right));
tfree(f);
tfree(a);
return p;
}
static NODE *
builtin_isany(NODE *a, TWORD rt, int cmpt)
{
NODE *p, *q;
TWORD t;
if ((t = mtcheck(a)) == 0)
return bcon(0);
p = buildtree(OROR, mtisnan(a->n_left), mtisnan(a->n_right));
p = buildtree(NOT, p, NIL);
q = buildtree(cmpt, cast(ccopy(a->n_left), t, 0),
cast(ccopy(a->n_right), t, 0));
p = buildtree(ANDAND, p, q);
tfree(a);
return p;
}
static NODE *
builtin_islessgreater(const struct bitable *bt, NODE *a)
{
NODE *p, *q, *r;
TWORD t;
if ((t = mtcheck(a)) == 0)
return bcon(0);
p = buildtree(OROR, mtisnan(a->n_left), mtisnan(a->n_right));
p = buildtree(NOT, p, NIL);
q = buildtree(GT, cast(ccopy(a->n_left), t, 0),
cast(ccopy(a->n_right), t, 0));
r = buildtree(LT, cast(ccopy(a->n_left), t, 0),
cast(ccopy(a->n_right), t, 0));
q = buildtree(OROR, q, r);
p = buildtree(ANDAND, p, q);
tfree(a);
return p;
}