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1 /* Default macros to initialize an rtl_hooks data structure.
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2 Copyright (C) 2004-2017 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
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7 it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation; either version 3, or (at your option)
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9 any later version.
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10
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11 GCC is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License 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_RTL_HOOKS_DEF_H
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21 #define GCC_RTL_HOOKS_DEF_H
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22
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23 #include "rtl.h"
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24
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25 #define RTL_HOOKS_GEN_LOWPART gen_lowpart_general
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26 #define RTL_HOOKS_GEN_LOWPART_NO_EMIT gen_lowpart_if_possible
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27 #define RTL_HOOKS_REG_NONZERO_REG_BITS reg_nonzero_bits_general
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28 #define RTL_HOOKS_REG_NUM_SIGN_BIT_COPIES reg_num_sign_bit_copies_general
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29 #define RTL_HOOKS_REG_TRUNCATED_TO_MODE reg_truncated_to_mode_general
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30
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31 /* The structure is defined in rtl.h. */
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32 #define RTL_HOOKS_INITIALIZER { \
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33 RTL_HOOKS_GEN_LOWPART, \
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34 RTL_HOOKS_GEN_LOWPART_NO_EMIT, \
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35 RTL_HOOKS_REG_NONZERO_REG_BITS, \
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36 RTL_HOOKS_REG_NUM_SIGN_BIT_COPIES, \
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37 RTL_HOOKS_REG_TRUNCATED_TO_MODE \
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38 }
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39
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40 extern rtx gen_lowpart_general (machine_mode, rtx);
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41 extern rtx reg_nonzero_bits_general (const_rtx, scalar_int_mode,
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42 scalar_int_mode,
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43 unsigned HOST_WIDE_INT *);
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44 extern rtx reg_num_sign_bit_copies_general (const_rtx, scalar_int_mode,
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45 scalar_int_mode, unsigned int *);
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46 extern bool reg_truncated_to_mode_general (machine_mode, const_rtx);
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47
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48 #endif /* GCC_RTL_HOOKS_DEF_H */
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