Jeff Epler
9dae5b35c0
Once all ROM tables used in a given port are converted to use this macro, investigation can commence into alternate memory representations such as the one proposed by the ROM_TABLE_SEPARATE macro. Signed-off-by: Jeff Epler <jepler@gmail.com>
56 lines
2.4 KiB
C
56 lines
2.4 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2025 Jeff Epler
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef MICROPY_INCLUDED_PY_ROMTABLE_H
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#define MICROPY_INCLUDED_PY_ROMTABLE_H
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#include <boost/preprocessor/facilities/apply.hpp>
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#include <boost/preprocessor/seq/for_each.hpp>
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#include <boost/preprocessor/tuple/elem.hpp>
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#define MP_TABLE_ENTRY(r, x, element) { \
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MP_ROM_QSTR(BOOST_PP_TUPLE_ELEM(0, element)), \
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BOOST_PP_TUPLE_ELEM(1, element) (BOOST_PP_TUPLE_ELEM(2, element)) \
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},
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#define MP_ROM_TABLE_MERGED(storage, name, contents) const storage mp_rom_map_elem_t name[] = { \
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BOOST_PP_SEQ_FOR_EACH(MP_TABLE_ENTRY, _, contents) \
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}
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#define MP_ROM_TABLE MP_ROM_TABLE_MERGED
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// A hypothetical future format for ROM tables
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#define MP_TABLE_KEY(r, x, element) BOOST_PP_TUPLE_ELEM(0, element),
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#define MP_TABLE_VALUE(r, x, element) \
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BOOST_PP_EXPAND(BOOST_PP_TUPLE_ELEM(1, element) (BOOST_PP_TUPLE_ELEM(2, element))),
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#define ROM_TABLE_SEPARATE(storage, name, contents) \
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const storage struct { \
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qstr_short_t keys[BOOST_PP_SEQ_SIZE(contents)], \
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mp_rom_obj_t values[BOOST_PP_SEQ_SIZE(contents)], \
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} name = { \
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{ BOOST_PP_SEQ_FOR_EACH(MP_TABLE_KEY, _, contents) }, \
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{ BOOST_PP_SEQ_FOR_EACH(MP_TABLE_VALUE, _, contents) }, \
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}
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#endif
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