1 /* Translation of CLAST (CLooG AST) to Gimple.
2 Copyright (C) 2009, 2010 Free Software Foundation, Inc.
3 Contributed by Sebastian Pop <sebastian.pop@amd.com>.
5 This file is part of GCC.
7 GCC is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3, or (at your option)
12 GCC is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GCC; see the file COPYING3. If not see
19 <http://www.gnu.org/licenses/>. */
21 #ifndef GCC_GRAPHITE_CLAST_TO_GIMPLE_H
22 #define GCC_GRAPHITE_CLAST_TO_GIMPLE_H
24 /* Data structure for CLooG program representation. */
26 typedef struct cloog_prog_clast {
28 struct clast_stmt *stmt;
31 /* Stores BB's related PBB. */
33 typedef struct bb_pbb_def
39 extern bool gloog (scop_p, htab_t);
40 extern cloog_prog_clast scop_to_clast (scop_p);
41 extern void debug_clast_stmt (struct clast_stmt *);
42 extern void print_clast_stmt (FILE *, struct clast_stmt *);
44 /* Hash function for data base element BB_PBB. */
46 static inline hashval_t
47 bb_pbb_map_hash (const void *bb_pbb)
49 return (hashval_t)(((const bb_pbb_def *)bb_pbb)->bb->index);
52 /* Compare data base element BB_PBB1 and BB_PBB2. */
55 eq_bb_pbb_map (const void *bb_pbb1, const void *bb_pbb2)
57 const bb_pbb_def *bp1 = (const bb_pbb_def *) bb_pbb1;
58 const bb_pbb_def *bp2 = (const bb_pbb_def *) bb_pbb2;
59 return (bp1->bb->index == bp2->bb->index);
62 /* Returns the scattering dimension for STMTFOR.
64 The relationship between dimension in scattering matrix
65 and the DEPTH of the loop is:
66 DIMENSION = 2*DEPTH - 1
69 static inline int get_scattering_level (int depth)