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/*
* Copyright 2010 INRIA Saclay
*
* Use of this software is governed by the MIT license
*
* Written by Sven Verdoolaege, INRIA Saclay - Ile-de-France,
* Parc Club Orsay Universite, ZAC des vignes, 4 rue Jacques Monod,
* 91893 Orsay, France
*/
__isl_give PW *FN(PW,insert_dims)(__isl_take PW *pw, enum isl_dim_type type,
unsigned first, unsigned n)
{
int i;
enum isl_dim_type set_type;
if (!pw)
return NULL;
if (n == 0 && !isl_space_is_named_or_nested(pw->dim, type))
return pw;
set_type = type == isl_dim_in ? isl_dim_set : type;
pw = FN(PW,cow)(pw);
if (!pw)
return NULL;
pw->dim = isl_space_insert_dims(pw->dim, type, first, n);
if (!pw->dim)
goto error;
for (i = 0; i < pw->n; ++i) {
pw->p[i].set = isl_set_insert_dims(pw->p[i].set,
set_type, first, n);
if (!pw->p[i].set)
goto error;
pw->p[i].FIELD = FN(EL,insert_dims)(pw->p[i].FIELD,
type, first, n);
if (!pw->p[i].FIELD)
goto error;
}
return pw;
error:
FN(PW,free)(pw);
return NULL;
}
__isl_give PW *FN(PW,add_dims)(__isl_take PW *pw, enum isl_dim_type type,
unsigned n)
{
isl_size pos;
pos = FN(PW,dim)(pw, type);
if (pos < 0)
return FN(PW,free)(pw);
return FN(PW,insert_dims)(pw, type, pos, n);
}
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