circuitpython/py/emitglue.h
Damien George d8c834c95d py: Add MICROPY_PERSISTENT_CODE_LOAD/SAVE to load/save bytecode.
MICROPY_PERSISTENT_CODE must be enabled, and then enabling
MICROPY_PERSISTENT_CODE_LOAD/SAVE (either or both) will allow loading
and/or saving of code (at the moment just bytecode) from/to a .mpy file.
2015-11-13 12:49:18 +00:00

74 lines
2.8 KiB
C

/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2013, 2014 Damien P. George
*
* 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.
*/
#ifndef __MICROPY_INCLUDED_PY_EMITGLUE_H__
#define __MICROPY_INCLUDED_PY_EMITGLUE_H__
#include "py/obj.h"
// These variables and functions glue the code emitters to the runtime.
typedef enum {
MP_CODE_UNUSED,
MP_CODE_RESERVED,
MP_CODE_BYTECODE,
MP_CODE_NATIVE_PY,
MP_CODE_NATIVE_VIPER,
MP_CODE_NATIVE_ASM,
} mp_raw_code_kind_t;
typedef struct _mp_raw_code_t mp_raw_code_t;
mp_raw_code_t *mp_emit_glue_new_raw_code(void);
void mp_emit_glue_assign_bytecode(mp_raw_code_t *rc, const byte *code, mp_uint_t len,
const mp_uint_t *const_table,
#if MICROPY_PERSISTENT_CODE_SAVE
uint16_t n_obj, uint16_t n_raw_code,
#endif
mp_uint_t scope_flags);
void mp_emit_glue_assign_native(mp_raw_code_t *rc, mp_raw_code_kind_t kind, void *fun_data, mp_uint_t fun_len, const mp_uint_t *const_table, mp_uint_t n_pos_args, mp_uint_t scope_flags, mp_uint_t type_sig);
mp_obj_t mp_make_function_from_raw_code(mp_raw_code_t *rc, mp_obj_t def_args, mp_obj_t def_kw_args);
mp_obj_t mp_make_closure_from_raw_code(mp_raw_code_t *rc, mp_uint_t n_closed_over, const mp_obj_t *args);
#if MICROPY_PERSISTENT_CODE_LOAD
typedef struct _mp_reader_t {
void *data;
mp_uint_t (*read_byte)(void *data);
void (*close)(void *data);
} mp_reader_t;
mp_raw_code_t *mp_raw_code_load(mp_reader_t *reader);
mp_raw_code_t *mp_raw_code_load_file(const char *filename);
#endif
#if MICROPY_PERSISTENT_CODE_SAVE
void mp_raw_code_save(mp_raw_code_t *rc, mp_print_t *print);
void mp_raw_code_save_file(mp_raw_code_t *rc, const char *filename);
#endif
#endif // __MICROPY_INCLUDED_PY_EMITGLUE_H__