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annotate gcc/config/ia64/unwind-ia64.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
parents a06113de4d67
children
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1 /* Copyright (C) 1999, 2000, 2001, 2007, 2009 Free Software Foundation, Inc.
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2 Contributed by Andrew MacLeod <amacleod@cygnus.com>
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3 Andrew Haley <aph@cygnus.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 struct unw_table_entry
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22 {
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23 unsigned long start_offset;
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24 unsigned long end_offset;
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25 unsigned long info_offset;
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26 };
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27
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28 /* Accessors to fields of an unwind info block header. In this common file to
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29 be visible from all the units involved in a target implementation. */
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30
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31 #ifndef __USING_SJLJ_EXCEPTIONS__
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32 #define UNW_VER(x) ((x) >> 48)
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33 #define UNW_FLAG_MASK 0x0000ffff00000000
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34 #define UNW_FLAG_OSMASK 0x0000f00000000000
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35 #define UNW_FLAG_EHANDLER(x) ((x) & 0x0000000100000000L)
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36 #define UNW_FLAG_UHANDLER(x) ((x) & 0x0000000200000000L)
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37 #define UNW_LENGTH(x) ((x) & 0x00000000ffffffffL)
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38 #endif
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39
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40 extern struct unw_table_entry *
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41 _Unwind_FindTableEntry (void *pc, unsigned long *segment_base,
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42 unsigned long *gp, struct unw_table_entry *ent)
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43 __attribute__ ((__visibility__ ("hidden")));