123 lines
4.9 KiB
C
123 lines
4.9 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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#include <stdio.h>
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#include "py/mpstate.h"
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#include "py/builtin.h"
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#include "py/stackctrl.h"
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#include "py/gc.h"
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// Various builtins specific to MicroPython runtime,
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// living in micropython module
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#if MICROPY_PY_MICROPYTHON_MEM_INFO
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#if MICROPY_MEM_STATS
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STATIC mp_obj_t mp_micropython_mem_total(void) {
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return MP_OBJ_NEW_SMALL_INT(m_get_total_bytes_allocated());
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_0(mp_micropython_mem_total_obj, mp_micropython_mem_total);
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STATIC mp_obj_t mp_micropython_mem_current(void) {
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return MP_OBJ_NEW_SMALL_INT(m_get_current_bytes_allocated());
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_0(mp_micropython_mem_current_obj, mp_micropython_mem_current);
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STATIC mp_obj_t mp_micropython_mem_peak(void) {
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return MP_OBJ_NEW_SMALL_INT(m_get_peak_bytes_allocated());
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_0(mp_micropython_mem_peak_obj, mp_micropython_mem_peak);
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#endif
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mp_obj_t mp_micropython_mem_info(size_t n_args, const mp_obj_t *args) {
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(void)args;
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#if MICROPY_MEM_STATS
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mp_printf(&mp_plat_print, "mem: total=" UINT_FMT ", current=" UINT_FMT ", peak=" UINT_FMT "\n",
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(mp_uint_t)m_get_total_bytes_allocated(), (mp_uint_t)m_get_current_bytes_allocated(), (mp_uint_t)m_get_peak_bytes_allocated());
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#endif
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#if MICROPY_STACK_CHECK
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mp_printf(&mp_plat_print, "stack: " UINT_FMT " out of " INT_FMT "\n", mp_stack_usage(), MP_STATE_VM(stack_limit));
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#else
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mp_printf(&mp_plat_print, "stack: " UINT_FMT "\n", mp_stack_usage());
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#endif
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#if MICROPY_ENABLE_GC
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gc_dump_info();
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if (n_args == 1) {
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// arg given means dump gc allocation table
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gc_dump_alloc_table();
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}
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#else
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(void)n_args;
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#endif
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mp_micropython_mem_info_obj, 0, 1, mp_micropython_mem_info);
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STATIC mp_obj_t mp_micropython_qstr_info(size_t n_args, const mp_obj_t *args) {
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(void)args;
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size_t n_pool, n_qstr, n_str_data_bytes, n_total_bytes;
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qstr_pool_info(&n_pool, &n_qstr, &n_str_data_bytes, &n_total_bytes);
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mp_printf(&mp_plat_print, "qstr pool: n_pool=%u, n_qstr=%u, n_str_data_bytes=%u, n_total_bytes=%u\n",
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n_pool, n_qstr, n_str_data_bytes, n_total_bytes);
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if (n_args == 1) {
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// arg given means dump qstr data
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qstr_dump_data();
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}
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mp_micropython_qstr_info_obj, 0, 1, mp_micropython_qstr_info);
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#endif // MICROPY_PY_MICROPYTHON_MEM_INFO
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#if MICROPY_ENABLE_EMERGENCY_EXCEPTION_BUF && (MICROPY_EMERGENCY_EXCEPTION_BUF_SIZE == 0)
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_alloc_emergency_exception_buf_obj, mp_alloc_emergency_exception_buf);
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#endif
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STATIC const mp_rom_map_elem_t mp_module_micropython_globals_table[] = {
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{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_micropython) },
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#if MICROPY_PY_MICROPYTHON_MEM_INFO
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#if MICROPY_MEM_STATS
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{ MP_ROM_QSTR(MP_QSTR_mem_total), MP_ROM_PTR(&mp_micropython_mem_total_obj) },
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{ MP_ROM_QSTR(MP_QSTR_mem_current), MP_ROM_PTR(&mp_micropython_mem_current_obj) },
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{ MP_ROM_QSTR(MP_QSTR_mem_peak), MP_ROM_PTR(&mp_micropython_mem_peak_obj) },
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#endif
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{ MP_ROM_QSTR(MP_QSTR_mem_info), MP_ROM_PTR(&mp_micropython_mem_info_obj) },
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{ MP_ROM_QSTR(MP_QSTR_qstr_info), MP_ROM_PTR(&mp_micropython_qstr_info_obj) },
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#endif
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#if MICROPY_ENABLE_EMERGENCY_EXCEPTION_BUF && (MICROPY_EMERGENCY_EXCEPTION_BUF_SIZE == 0)
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{ MP_ROM_QSTR(MP_QSTR_alloc_emergency_exception_buf), MP_ROM_PTR(&mp_alloc_emergency_exception_buf_obj) },
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#endif
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};
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STATIC MP_DEFINE_CONST_DICT(mp_module_micropython_globals, mp_module_micropython_globals_table);
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const mp_obj_module_t mp_module_micropython = {
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.base = { &mp_type_module },
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.name = MP_QSTR_micropython,
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.globals = (mp_obj_dict_t*)&mp_module_micropython_globals,
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};
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