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annotate gcc/gcse.h @ 108:7ad14f446135

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add CbC-example/rectypeTest/
author Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
date Thu, 14 Jun 2012 20:30:24 +0900
parents 561a7518be6b
children 04ced10e8804
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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1 /* Global common subexpression elimination/Partial redundancy elimination
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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2 and global constant/copy propagation for GNU compiler.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
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3 Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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4 2006, 2007, 2008, 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_GCSE_H
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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23 #define GCC_GCSE_H
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24
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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25 /* Target-dependent globals. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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26 struct target_gcse {
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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27 /* Nonzero for each mode that supports (set (reg) (reg)).
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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28 This is trivially true for integer and floating point values.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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29 It may or may not be true for condition codes. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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30 char x_can_copy[(int) NUM_MACHINE_MODES];
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31
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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32 /* True if the previous field has been initialized. */
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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33 bool x_can_copy_init_p;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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34 };
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35
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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36 extern GTY(()) struct target_gcse default_target_gcse;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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37 #if SWITCHABLE_TARGET
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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38 extern struct target_gcse *this_target_gcse;
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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39 #else
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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40 #define this_target_gcse (&default_target_gcse)
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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41 #endif
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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42
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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43 #endif