micropython/py/emitglue.h

68 lines
2.4 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.
*/
// These variables and functions glue the code emitters to the runtime.
typedef enum {
MP_CODE_UNUSED,
MP_CODE_RESERVED,
MP_CODE_BYTE,
MP_CODE_NATIVE,
MP_CODE_INLINE_ASM,
} mp_raw_code_kind_t;
typedef struct _mp_code_t {
mp_raw_code_kind_t kind : 3;
uint scope_flags : 7;
uint n_pos_args : 11;
uint n_kwonly_args : 11;
qstr *arg_names;
union {
struct {
byte *code;
uint len;
} u_byte;
struct {
mp_fun_t fun;
} u_native;
struct {
void *fun;
} u_inline_asm;
};
} mp_raw_code_t;
void mp_emit_glue_init(void);
void mp_emit_glue_deinit(void);
mp_raw_code_t *mp_emit_glue_new_raw_code(void);
void mp_emit_glue_assign_bytecode(mp_raw_code_t *rc, byte *code, uint len, uint n_pos_args, uint n_kwonly_args, qstr *arg_names, uint scope_flags);
void mp_emit_glue_assign_native_code(mp_raw_code_t *rc, void *f, uint len, int n_args);
void mp_emit_glue_assign_inline_asm_code(mp_raw_code_t *rc, void *f, uint len, int n_args);
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, uint n_closed_over, const mp_obj_t *args);