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update gcc-4.6
author Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
date Sun, 21 Aug 2011 07:07:55 +0900
parents
children 04ced10e8804
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rev   line source
68
561a7518be6b update gcc-4.6
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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1 /* Garbage collection for the GNU compiler. Internal definitions
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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2 for ggc-*.c and stringpool.c.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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3
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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4 Copyright (C) 2009, 2010 Free Software Foundation, Inc.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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5
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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6 This file is part of GCC.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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7
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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8 GCC is free software; you can redistribute it and/or modify it under
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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9 the terms of the GNU General Public License as published by the Free
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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10 Software Foundation; either version 3, or (at your option) any later
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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11 version.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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12
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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16 for more details.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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17
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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18 You should have received a copy of the GNU General Public License
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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19 along with GCC; see the file COPYING3. If not see
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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20 <http://www.gnu.org/licenses/>. */
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21
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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22 #ifndef GCC_GGC_INTERNAL_H
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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23 #define GCC_GGC_INTERNAL_H
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24
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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25 #include "ggc.h"
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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26
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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27 /* Call ggc_set_mark on all the roots. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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28 extern void ggc_mark_roots (void);
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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29
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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30 /* Stringpool. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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31
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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32 /* Mark the entries in the string pool. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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33 extern void ggc_mark_stringpool (void);
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34
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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35 /* Purge the entries in the string pool. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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36 extern void ggc_purge_stringpool (void);
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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37
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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38 /* Save and restore the string pool entries for PCH. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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39
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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40 extern void gt_pch_save_stringpool (void);
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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41 extern void gt_pch_fixup_stringpool (void);
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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42 extern void gt_pch_restore_stringpool (void);
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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43
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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44 /* PCH and GGC handling for strings, mostly trivial. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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45 extern void gt_pch_p_S (void *, void *, gt_pointer_operator, void *);
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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46
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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47 /* PCH. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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48
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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49 struct ggc_pch_data;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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50
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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51 /* Return a new ggc_pch_data structure. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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52 extern struct ggc_pch_data *init_ggc_pch (void);
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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53
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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54 /* The second parameter and third parameters give the address and size
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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55 of an object. Update the ggc_pch_data structure with as much of
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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56 that information as is necessary. The bool argument should be true
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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57 if the object is a string. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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58 extern void ggc_pch_count_object (struct ggc_pch_data *, void *, size_t, bool,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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59 enum gt_types_enum);
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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60
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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61 /* Return the total size of the data to be written to hold all
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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62 the objects previously passed to ggc_pch_count_object. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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63 extern size_t ggc_pch_total_size (struct ggc_pch_data *);
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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64
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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65 /* The objects, when read, will most likely be at the address
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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66 in the second parameter. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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67 extern void ggc_pch_this_base (struct ggc_pch_data *, void *);
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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68
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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69 /* Assuming that the objects really do end up at the address
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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70 passed to ggc_pch_this_base, return the address of this object.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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71 The bool argument should be true if the object is a string. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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72 extern char *ggc_pch_alloc_object (struct ggc_pch_data *, void *, size_t, bool,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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73 enum gt_types_enum);
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74
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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75 /* Write out any initial information required. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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76 extern void ggc_pch_prepare_write (struct ggc_pch_data *, FILE *);
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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77
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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78 /* Write out this object, including any padding. The last argument should be
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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79 true if the object is a string. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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80 extern void ggc_pch_write_object (struct ggc_pch_data *, FILE *, void *,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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81 void *, size_t, bool);
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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82
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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83 /* All objects have been written, write out any final information
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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84 required. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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85 extern void ggc_pch_finish (struct ggc_pch_data *, FILE *);
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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86
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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87 /* A PCH file has just been read in at the address specified second
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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88 parameter. Set up the GC implementation for the new objects. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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89 extern void ggc_pch_read (FILE *, void *);
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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90
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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91
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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92 /* Allocation and collection. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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93
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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94 /* When set, ggc_collect will do collection. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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95 extern bool ggc_force_collect;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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96
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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97 extern void ggc_record_overhead (size_t, size_t, void * MEM_STAT_DECL);
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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98
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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99 extern void ggc_free_overhead (void *);
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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100
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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101 extern void ggc_prune_overhead_list (void);
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102
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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103 /* Return the number of bytes allocated at the indicated address. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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104 extern size_t ggc_get_size (const void *);
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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105
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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106
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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107 /* Statistics. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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108
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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109 /* This structure contains the statistics common to all collectors.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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110 Particular collectors can extend this structure. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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111 typedef struct ggc_statistics
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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112 {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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113 /* At present, we don't really gather any interesting statistics. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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114 int unused;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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115 } ggc_statistics;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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116
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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117 /* Used by the various collectors to gather and print statistics that
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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118 do not depend on the collector in use. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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119 extern void ggc_print_common_statistics (FILE *, ggc_statistics *);
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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120
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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121 #endif