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111
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1 /* Structures and prototypes common across the normal GCSE
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2 implementation and the post-reload implementation.
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145
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3 Copyright (C) 1997-2020 Free Software Foundation, Inc.
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111
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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 it under
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8 the terms of the GNU General Public License as published by the Free
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9 Software Foundation; either version 3, or (at your option) any later
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10 version.
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11
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12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 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_GCSE_COMMON_H
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22 #define GCC_GCSE_COMMON_H
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23
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24 typedef vec<rtx_insn *> vec_rtx_heap;
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25 struct modify_pair
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26 {
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27 rtx dest; /* A MEM. */
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28 rtx dest_addr; /* The canonical address of `dest'. */
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29 };
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30
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31 typedef vec<modify_pair> vec_modify_pair_heap;
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32
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33 struct gcse_note_stores_info
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34 {
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35 rtx_insn *insn;
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36 vec<modify_pair> *canon_mem_list;
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37 };
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38
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39 extern void compute_transp (const_rtx, int, sbitmap *, bitmap,
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40 bitmap, vec<modify_pair> *);
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41 extern void record_last_mem_set_info_common (rtx_insn *,
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42 vec<rtx_insn *> *,
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43 vec<modify_pair> *,
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44 bitmap, bitmap);
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45
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46
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47 #endif
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