blob: f5618577d53db933c5df2f125278a8621570828f [file] [log] [blame]
Damien George04b91472014-05-03 23:27:38 +01001/*
2 * This file is part of the Micro Python project, http://micropython.org/
3 *
4 * The MIT License (MIT)
5 *
6 * Copyright (c) 2013, 2014 Damien P. George
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a copy
9 * of this software and associated documentation files (the "Software"), to deal
10 * in the Software without restriction, including without limitation the rights
11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 * copies of the Software, and to permit persons to whom the Software is
13 * furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 * THE SOFTWARE.
25 */
Paul Sokolovsky8ab6f902014-12-25 23:29:19 +020026#ifndef __MICROPY_INCLUDED_PY_EMITGLUE_H__
27#define __MICROPY_INCLUDED_PY_EMITGLUE_H__
Damien George04b91472014-05-03 23:27:38 +010028
Damien George51dfcb42015-01-01 20:27:54 +000029#include "py/obj.h"
30
Damien George2326d522014-03-27 23:26:35 +000031// These variables and functions glue the code emitters to the runtime.
32
Damien Georgedf8127a2014-04-13 11:04:33 +010033typedef enum {
34 MP_CODE_UNUSED,
35 MP_CODE_RESERVED,
Damien Georgeccc85ea2014-05-10 13:40:46 +010036 MP_CODE_BYTECODE,
37 MP_CODE_NATIVE_PY,
38 MP_CODE_NATIVE_VIPER,
39 MP_CODE_NATIVE_ASM,
Damien Georgedf8127a2014-04-13 11:04:33 +010040} mp_raw_code_kind_t;
41
Damien George6d24dc22016-01-31 22:19:00 +000042typedef struct _mp_raw_code_t {
43 mp_raw_code_kind_t kind : 3;
44 mp_uint_t scope_flags : 7;
45 mp_uint_t n_pos_args : 11;
46 union {
47 struct {
48 const byte *bytecode;
49 const mp_uint_t *const_table;
50 #if MICROPY_PERSISTENT_CODE_SAVE
51 mp_uint_t bc_len;
52 uint16_t n_obj;
53 uint16_t n_raw_code;
54 #endif
55 } u_byte;
56 struct {
57 void *fun_data;
58 const mp_uint_t *const_table;
59 mp_uint_t type_sig; // for viper, compressed as 2-bit types; ret is MSB, then arg0, arg1, etc
60 } u_native;
61 } data;
62} mp_raw_code_t;
Damien Georgedf8127a2014-04-13 11:04:33 +010063
Damien Georgedf8127a2014-04-13 11:04:33 +010064mp_raw_code_t *mp_emit_glue_new_raw_code(void);
65
Damien Georged8c834c2015-11-02 21:55:42 +000066void mp_emit_glue_assign_bytecode(mp_raw_code_t *rc, const byte *code, mp_uint_t len,
67 const mp_uint_t *const_table,
68 #if MICROPY_PERSISTENT_CODE_SAVE
69 uint16_t n_obj, uint16_t n_raw_code,
70 #endif
71 mp_uint_t scope_flags);
Damien George713ea182015-10-23 01:23:11 +010072void 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);
Damien Georgedf8127a2014-04-13 11:04:33 +010073
Damien Georgeed0c1122016-01-31 22:19:42 +000074mp_obj_t mp_make_function_from_raw_code(const mp_raw_code_t *rc, mp_obj_t def_args, mp_obj_t def_kw_args);
75mp_obj_t mp_make_closure_from_raw_code(const mp_raw_code_t *rc, mp_uint_t n_closed_over, const mp_obj_t *args);
Paul Sokolovsky8ab6f902014-12-25 23:29:19 +020076
Damien Georged8c834c2015-11-02 21:55:42 +000077#if MICROPY_PERSISTENT_CODE_LOAD
78typedef struct _mp_reader_t {
79 void *data;
80 mp_uint_t (*read_byte)(void *data);
81 void (*close)(void *data);
82} mp_reader_t;
83
84mp_raw_code_t *mp_raw_code_load(mp_reader_t *reader);
Damien Georgeb5b1f2c2015-11-20 12:44:20 +000085mp_raw_code_t *mp_raw_code_load_mem(const byte *buf, size_t len);
Damien Georged8c834c2015-11-02 21:55:42 +000086mp_raw_code_t *mp_raw_code_load_file(const char *filename);
87#endif
88
89#if MICROPY_PERSISTENT_CODE_SAVE
90void mp_raw_code_save(mp_raw_code_t *rc, mp_print_t *print);
91void mp_raw_code_save_file(mp_raw_code_t *rc, const char *filename);
92#endif
93
Paul Sokolovsky8ab6f902014-12-25 23:29:19 +020094#endif // __MICROPY_INCLUDED_PY_EMITGLUE_H__