1 /* 2 * Copyright 2010 INRIA Saclay 3 * 4 * Use of this software is governed by the MIT license 5 * 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, France 9 */ 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