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1 | /* Inline functions to test validity of reg classes for addressing modes. | |
2 | Copyright (C) 2006-2021 Free Software Foundation, Inc. | |
3 | ||
4 | This file is part of GCC. | |
5 | ||
6 | GCC is free software; you can redistribute it and/or modify it under | |
7 | the terms of the GNU General Public License as published by the Free | |
8 | Software Foundation; either version 3, or (at your option) any later | |
9 | version. | |
10 | ||
11 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
12 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
14 | for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GCC; see the file COPYING3. If not see | |
18 | <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | /* Wrapper function to unify target macros MODE_CODE_BASE_REG_CLASS, | |
21 | MODE_BASE_REG_REG_CLASS, MODE_BASE_REG_CLASS and BASE_REG_CLASS. | |
22 | Arguments as for the MODE_CODE_BASE_REG_CLASS macro. */ | |
23 | ||
24 | #ifndef GCC_ADDRESSES_H | |
25 | #define GCC_ADDRESSES_H | |
26 | ||
27 | static inline enum reg_class | |
28 | base_reg_class (machine_mode mode ATTRIBUTE_UNUSED, | |
29 | addr_space_t as ATTRIBUTE_UNUSED, | |
30 | enum rtx_code outer_code ATTRIBUTE_UNUSED, | |
31 | enum rtx_code index_code ATTRIBUTE_UNUSED) | |
32 | { | |
33 | #ifdef MODE_CODE_BASE_REG_CLASS | |
34 | return MODE_CODE_BASE_REG_CLASS (MACRO_MODE (mode), as, outer_code, | |
35 | index_code); | |
36 | #else | |
37 | #ifdef MODE_BASE_REG_REG_CLASS | |
38 | if (index_code == REG) | |
39 | return MODE_BASE_REG_REG_CLASS (MACRO_MODE (mode)); | |
40 | #endif | |
41 | #ifdef MODE_BASE_REG_CLASS | |
42 | return MODE_BASE_REG_CLASS (MACRO_MODE (mode)); | |
43 | #else | |
44 | return BASE_REG_CLASS; | |
45 | #endif | |
46 | #endif | |
47 | } | |
48 | ||
49 | /* Wrapper function to unify target macros REGNO_MODE_CODE_OK_FOR_BASE_P, | |
50 | REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_OK_FOR_BASE_P and | |
51 | REGNO_OK_FOR_BASE_P. | |
52 | Arguments as for the REGNO_MODE_CODE_OK_FOR_BASE_P macro. */ | |
53 | ||
54 | static inline bool | |
55 | ok_for_base_p_1 (unsigned regno ATTRIBUTE_UNUSED, | |
56 | machine_mode mode ATTRIBUTE_UNUSED, | |
57 | addr_space_t as ATTRIBUTE_UNUSED, | |
58 | enum rtx_code outer_code ATTRIBUTE_UNUSED, | |
59 | enum rtx_code index_code ATTRIBUTE_UNUSED) | |
60 | { | |
61 | #ifdef REGNO_MODE_CODE_OK_FOR_BASE_P | |
62 | return REGNO_MODE_CODE_OK_FOR_BASE_P (regno, MACRO_MODE (mode), as, | |
63 | outer_code, index_code); | |
64 | #else | |
65 | #ifdef REGNO_MODE_OK_FOR_REG_BASE_P | |
66 | if (index_code == REG) | |
67 | return REGNO_MODE_OK_FOR_REG_BASE_P (regno, MACRO_MODE (mode)); | |
68 | #endif | |
69 | #ifdef REGNO_MODE_OK_FOR_BASE_P | |
70 | return REGNO_MODE_OK_FOR_BASE_P (regno, MACRO_MODE (mode)); | |
71 | #else | |
72 | return REGNO_OK_FOR_BASE_P (regno); | |
73 | #endif | |
74 | #endif | |
75 | } | |
76 | ||
77 | /* Wrapper around ok_for_base_p_1, for use after register allocation is | |
78 | complete. Arguments as for the called function. */ | |
79 | ||
80 | static inline bool | |
81 | regno_ok_for_base_p (unsigned regno, machine_mode mode, addr_space_t as, | |
82 | enum rtx_code outer_code, enum rtx_code index_code) | |
83 | { | |
84 | if (regno >= FIRST_PSEUDO_REGISTER && reg_renumber[regno] >= 0) | |
85 | regno = reg_renumber[regno]; | |
86 | ||
87 | return ok_for_base_p_1 (regno, mode, as, outer_code, index_code); | |
88 | } | |
89 | ||
90 | #endif /* GCC_ADDRESSES_H */ |