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2f93eea8 1/* Default macros to initialize an rtl_hooks data structure.
8d9254fc 2 Copyright (C) 2004-2020 Free Software Foundation, Inc.
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3
4This file is part of GCC.
5
6GCC is free software; you can redistribute it and/or modify
7it under the terms of the GNU General Public License as published by
9dcd6f09 8the Free Software Foundation; either version 3, or (at your option)
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9any later version.
10
11GCC is distributed in the hope that it will be useful,
12but WITHOUT ANY WARRANTY; without even the implied warranty of
13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14GNU General Public License for more details.
15
16You should have received a copy of the GNU General Public License
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17along with GCC; see the file COPYING3. If not see
18<http://www.gnu.org/licenses/>. */
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19
20#ifndef GCC_RTL_HOOKS_DEF_H
21#define GCC_RTL_HOOKS_DEF_H
22
23#include "rtl.h"
24
25#define RTL_HOOKS_GEN_LOWPART gen_lowpart_general
76bd29f6 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
28#define RTL_HOOKS_REG_NUM_SIGN_BIT_COPIES reg_num_sign_bit_copies_general
d3b72690 29#define RTL_HOOKS_REG_TRUNCATED_TO_MODE reg_truncated_to_mode_general
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30
31/* The structure is defined in rtl.h. */
32#define RTL_HOOKS_INITIALIZER { \
33 RTL_HOOKS_GEN_LOWPART, \
9ce921ab 34 RTL_HOOKS_GEN_LOWPART_NO_EMIT, \
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35 RTL_HOOKS_REG_NONZERO_REG_BITS, \
36 RTL_HOOKS_REG_NUM_SIGN_BIT_COPIES, \
e855c69d 37 RTL_HOOKS_REG_TRUNCATED_TO_MODE \
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38}
39
ef4bddc2 40extern rtx gen_lowpart_general (machine_mode, rtx);
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41extern rtx reg_nonzero_bits_general (const_rtx, scalar_int_mode,
42 scalar_int_mode,
2f93eea8 43 unsigned HOST_WIDE_INT *);
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44extern rtx reg_num_sign_bit_copies_general (const_rtx, scalar_int_mode,
45 scalar_int_mode, unsigned int *);
ef4bddc2 46extern bool reg_truncated_to_mode_general (machine_mode, const_rtx);
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47
48#endif /* GCC_RTL_HOOKS_DEF_H */