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1/*2 * Copyright 2010 INRIA Saclay3 *4 * Use of this software is governed by the MIT license5 *6 * Written by Sven Verdoolaege, INRIA Saclay - Ile-de-France,7 * Parc Club Orsay Universite, ZAC des vignes, 4 rue Jacques Monod,8 * 91893 Orsay, France9 */10 11__isl_give PW *FN(PW,move_dims)(__isl_take PW *pw,12 enum isl_dim_type dst_type, unsigned dst_pos,13 enum isl_dim_type src_type, unsigned src_pos, unsigned n)14{15 int i;16 isl_size n_piece;17 isl_space *space;18 19 space = FN(PW,take_space)(pw);20 space = isl_space_move_dims(space, dst_type, dst_pos,21 src_type, src_pos, n);22 pw = FN(PW,restore_space)(pw, space);23 24 n_piece = FN(PW,n_piece)(pw);25 if (n_piece < 0)26 return FN(PW,free)(pw);27 28 for (i = 0; i < n_piece; ++i) {29 EL *el;30 31 el = FN(PW,take_base_at)(pw, i);32 el = FN(EL,move_dims)(el,33 dst_type, dst_pos, src_type, src_pos, n);34 pw = FN(PW,restore_base_at)(pw, i, el);35 }36 37 if (dst_type == isl_dim_in)38 dst_type = isl_dim_set;39 if (src_type == isl_dim_in)40 src_type = isl_dim_set;41 42 for (i = 0; i < n_piece; ++i) {43 isl_set *domain;44 45 domain = FN(PW,take_domain_at)(pw, i);46 domain = isl_set_move_dims(domain, dst_type, dst_pos,47 src_type, src_pos, n);48 pw = FN(PW,restore_domain_at)(pw, i, domain);49 }50 51 return pw;52}53