circuitpython/shared-bindings/ustack/__init__.c

88 lines
3.0 KiB
C

/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2017 Dan Halbert for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <stdint.h>
#include "py/obj.h"
#include "py/runtime.h"
#include "shared-bindings/ustack/__init__.h"
//| """Stack information and analysis"""
//|
#if MICROPY_MAX_STACK_USAGE
//| def max_stack_usage() -> int:
//| """Return the maximum excursion of the stack so far."""
//| ...
//|
STATIC mp_obj_t max_stack_usage(void) {
return MP_OBJ_NEW_SMALL_INT(shared_module_ustack_max_stack_usage());
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(max_stack_usage_obj, max_stack_usage);
#endif // MICROPY_MAX_STACK_USAGE
//| def stack_size() -> int:
//| """Return the size of the entire stack.
//| Same as in micropython.mem_info(), but returns a value instead
//| of just printing it."""
//| ...
//|
STATIC mp_obj_t stack_size(void) {
return MP_OBJ_NEW_SMALL_INT(shared_module_ustack_stack_size());
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(stack_size_obj, stack_size);
//| def stack_usage() -> int:
//| """Return how much stack is currently in use.
//| Same as micropython.stack_use(); duplicated here for convenience."""
//| ...
//|
STATIC mp_obj_t stack_usage(void) {
return MP_OBJ_NEW_SMALL_INT(shared_module_ustack_stack_usage());
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(stack_usage_obj, stack_usage);
STATIC const mp_rom_map_elem_t ustack_module_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_ustack) },
#if MICROPY_MAX_STACK_USAGE
{ MP_ROM_QSTR(MP_QSTR_max_stack_usage), MP_ROM_PTR(&max_stack_usage_obj) },
#endif
{ MP_ROM_QSTR(MP_QSTR_stack_size), MP_ROM_PTR(&stack_size_obj) },
{ MP_ROM_QSTR(MP_QSTR_stack_usage), MP_ROM_PTR(&stack_usage_obj) },
};
STATIC MP_DEFINE_CONST_DICT(ustack_module_globals, ustack_module_globals_table);
const mp_obj_module_t ustack_module = {
.base = { &mp_type_module },
.globals = (mp_obj_dict_t*)&ustack_module_globals,
};