58 lines
2.0 KiB
C
58 lines
2.0 KiB
C
/*
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* This file is part of the Micro Python 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) 2013, 2014 Damien P. George
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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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void gc_init(void *start, void *end);
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// These lock/unlock functions can be nested.
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// They can be used to prevent the GC from allocating/freeing.
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void gc_lock(void);
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void gc_unlock(void);
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bool gc_is_locked(void);
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// A given port must implement gc_collect by using the other collect functions.
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void gc_collect(void);
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void gc_collect_start(void);
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void gc_collect_root(void **ptrs, mp_uint_t len);
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void gc_collect_end(void);
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void *gc_alloc(mp_uint_t n_bytes, bool has_finaliser);
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void gc_free(void *ptr);
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mp_uint_t gc_nbytes(const void *ptr);
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void *gc_realloc(void *ptr, mp_uint_t n_bytes);
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typedef struct _gc_info_t {
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mp_uint_t total;
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mp_uint_t used;
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mp_uint_t free;
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mp_uint_t num_1block;
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mp_uint_t num_2block;
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mp_uint_t max_block;
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} gc_info_t;
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void gc_info(gc_info_t *info);
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void gc_dump_info(void);
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void gc_dump_alloc_table(void);
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