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1 /* Header file for normal form into SSA.
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2 Copyright (C) 2013-2017 Free Software Foundation, Inc.
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3
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4 This file is part of GCC.
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5
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6 GCC is free software; you can redistribute it and/or modify it under
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7 the terms of the GNU General Public License as published by the Free
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8 Software Foundation; either version 3, or (at your option) any later
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9 version.
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10
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11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
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13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with GCC; see the file COPYING3. If not see
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18 <http://www.gnu.org/licenses/>. */
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19
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20 #ifndef GCC_TREE_INTO_SSA_H
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21 #define GCC_TREE_INTO_SSA_H
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22
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23 extern tree get_current_def (tree);
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24 extern void set_current_def (tree, tree);
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25 void delete_update_ssa (void);
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26 tree create_new_def_for (tree, gimple *, def_operand_p);
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27 void mark_virtual_operands_for_renaming (struct function *);
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28 void mark_virtual_operand_for_renaming (tree);
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29 void mark_virtual_phi_result_for_renaming (gphi *);
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30 bool need_ssa_update_p (struct function *);
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31 bool name_registered_for_update_p (tree);
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32 void release_ssa_name_after_update_ssa (tree);
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33 void update_ssa (unsigned);
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34
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35 /* Prototypes for debugging functions. */
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36 extern void debug_decl_set (bitmap set);
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37 extern void dump_defs_stack (FILE *, int);
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38 extern void debug_defs_stack (int);
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39 extern void dump_currdefs (FILE *);
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40 extern void debug_currdefs (void);
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41 extern void dump_tree_ssa (FILE *);
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42 extern void debug_tree_ssa (void);
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43 extern void dump_tree_ssa_stats (FILE *);
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44 extern void debug_tree_ssa_stats (void);
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45 extern void dump_var_infos (FILE *);
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46 extern void debug_var_infos (void);
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47 extern void dump_names_replaced_by (FILE *, tree);
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48 extern void debug_names_replaced_by (tree);
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49 extern void dump_update_ssa (FILE *);
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50 extern void debug_update_ssa (void);
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51 extern bitmap names_to_release;
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52
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53 #endif /* GCC_TREE_INTO_SSA_H */
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