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annotate gcc/graphite-dependences.h @ 55:77e2b8dfacca gcc-4.4.5

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update it from 4.4.3 to 4.5.0
author ryoma <e075725@ie.u-ryukyu.ac.jp>
date Fri, 12 Feb 2010 23:39:51 +0900
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children b7f97abdc517
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55
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1 /* Graphite polyhedral representation.
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2 Copyright (C) 2009 Free Software Foundation, Inc.
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3 Contributed by Konrad Trifunovic <konrad.trifunovic@gmail.com>
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4
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5 This file is part of GCC.
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6
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7 GCC is free software; you can redistribute it and/or modify
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8 it under the terms of the GNU General Public License as published by
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9 the Free Software Foundation; either version 3, or (at your option)
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10 any later version.
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11
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12 GCC is distributed in the hope that it will be useful,
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13 but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 GNU General Public License for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with GCC; see the file COPYING3. If not see
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19 <http://www.gnu.org/licenses/>. */
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20
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21 #ifndef GCC_GRAPHITE_DEPENDENCES_H
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22 #define GCC_GRAPHITE_DEPENDENCES_H
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23
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24 extern bool graphite_legal_transform (scop_p);
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25 extern bool dependency_between_pbbs_p (poly_bb_p, poly_bb_p, int);
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26
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27 enum poly_dependence_kind {
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28 unknown_dependence,
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29 no_dependence,
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30 has_dependence
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31 };
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32
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33 typedef struct poly_ddr
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34 {
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35 /* Source and sink data references of the dependence. */
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36 poly_dr_p source, sink;
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37
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38 /* Data dependence polyhedron. */
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39 ppl_Pointset_Powerset_C_Polyhedron_t ddp;
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40
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41 enum poly_dependence_kind kind;
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42
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43 } *poly_ddr_p;
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44
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45 #define PDDR_SOURCE(PDDR) (PDDR->source)
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46 #define PDDR_SINK(PDDR) (PDDR->sink)
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47 #define PDDR_DDP(PDDR) (PDDR->ddp)
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48 #define PDDR_KIND(PDDR) (PDDR->kind)
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49
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50 extern int eq_poly_ddr_p (const void *, const void *);
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51 extern hashval_t hash_poly_ddr_p (const void *);
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52 extern void free_poly_ddr (void *);
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53 extern void dot_deps (scop_p);
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54 extern void dot_deps_stmt (scop_p);
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55
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56 #endif