emitcpy.c 26.4 KB
Newer Older
Damien's avatar
Damien committed
1
2
3
4
5
6
7
8
#include <unistd.h>
#include <stdlib.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <assert.h>

#include "misc.h"
9
#include "mpyconfig.h"
Damien's avatar
Damien committed
10
11
12
13
14
15
16
#include "lexer.h"
#include "parse.h"
#include "compile.h"
#include "scope.h"
#include "runtime.h"
#include "emit.h"

17
#ifdef MICROPY_EMIT_ENABLE_CPYTHON
Damien's avatar
Damien committed
18

19
struct _emit_t {
Damien's avatar
Damien committed
20
21
22
23
24
25
26
    int pass;
    int byte_code_offset;
    int stack_size;
    bool last_emit_was_return_value;

    scope_t *scope;

27
    uint max_num_labels;
Damien's avatar
Damien committed
28
29
30
    int *label_offsets;
};

31
// forward declaration
32
33
static void emit_cpy_load_const_verbatim_quoted_str(emit_t *emit, qstr qstr, bool bytes);

34
35
36
37
38
39
40
emit_t *emit_cpython_new(uint max_num_labels) {
    emit_t *emit = m_new(emit_t, 1);
    emit->max_num_labels = max_num_labels;
    emit->label_offsets = m_new(int, max_num_labels);
    return emit;
}

41
static void emit_cpy_set_native_types(emit_t *emit, bool do_native_types) {
Damien's avatar
Damien committed
42
43
}

44
static void emit_cpy_start_pass(emit_t *emit, pass_kind_t pass, scope_t *scope) {
Damien's avatar
Damien committed
45
46
47
48
49
    emit->pass = pass;
    emit->byte_code_offset = 0;
    emit->stack_size = 0;
    emit->last_emit_was_return_value = false;
    emit->scope = scope;
50
51
    if (pass == PASS_2) {
        memset(emit->label_offsets, -1, emit->max_num_labels * sizeof(int));
Damien's avatar
Damien committed
52
53
54
    }
}

55
static void emit_cpy_end_pass(emit_t *emit) {
Damien's avatar
Damien committed
56
57
58
59
60
61
    // check stack is back to zero size
    if (emit->stack_size != 0) {
        printf("ERROR: stack size not back to zero; got %d\n", emit->stack_size);
    }
}

62
static bool emit_cpy_last_emit_was_return_value(emit_t *emit) {
Damien's avatar
Damien committed
63
64
65
    return emit->last_emit_was_return_value;
}

66
static int emit_cpy_get_stack_size(emit_t *emit) {
Damien's avatar
Damien committed
67
68
69
    return emit->stack_size;
}

70
static void emit_cpy_set_stack_size(emit_t *emit, int size) {
Damien's avatar
Damien committed
71
72
73
    emit->stack_size = size;
}

74
static void emit_cpy_load_id(emit_t *emit, qstr qstr) {
75
    emit_common_load_id(emit, &emit_cpython_method_table, emit->scope, qstr);
76
77
78
}

static void emit_cpy_store_id(emit_t *emit, qstr qstr) {
79
    emit_common_store_id(emit, &emit_cpython_method_table, emit->scope, qstr);
80
81
82
}

static void emit_cpy_delete_id(emit_t *emit, qstr qstr) {
83
    emit_common_delete_id(emit, &emit_cpython_method_table, emit->scope, qstr);
84
85
}

86
static void emit_pre(emit_t *emit, int stack_size_delta, int byte_code_size) {
Damien's avatar
Damien committed
87
    emit->stack_size += stack_size_delta;
88
    if (emit->stack_size > emit->scope->stack_size) {
Damien's avatar
Damien committed
89
90
91
92
93
94
95
96
97
98
99
100
101
        emit->scope->stack_size = emit->stack_size;
    }
    emit->last_emit_was_return_value = false;
    if (emit->pass == PASS_3 && byte_code_size > 0) {
        if (emit->byte_code_offset >= 1000) {
            printf("%d ", emit->byte_code_offset);
        } else {
            printf("% 4d ", emit->byte_code_offset);
        }
    }
    emit->byte_code_offset += byte_code_size;
}

102
static void emit_cpy_label_assign(emit_t *emit, int l) {
Damien's avatar
Damien committed
103
    emit_pre(emit, 0, 0);
104
105
106
107
108
109
110
111
112
    assert(l < emit->max_num_labels);
    if (emit->pass == PASS_2) {
        // assign label offset
        assert(emit->label_offsets[l] == -1);
        emit->label_offsets[l] = emit->byte_code_offset;
    } else if (emit->pass == PASS_3) {
        // ensure label offset has not changed from PASS_2 to PASS_3
        assert(emit->label_offsets[l] == emit->byte_code_offset);
        //printf("l%d: (at %d)\n", l, emit->byte_code_offset);
Damien's avatar
Damien committed
113
114
115
    }
}

116
static void emit_cpy_import_name(emit_t *emit, qstr qstr) {
Damien's avatar
Damien committed
117
118
119
120
121
122
    emit_pre(emit, -1, 3);
    if (emit->pass == PASS_3) {
        printf("IMPORT_NAME %s\n", qstr_str(qstr));
    }
}

123
static void emit_cpy_import_from(emit_t *emit, qstr qstr) {
Damien's avatar
Damien committed
124
125
126
127
128
129
    emit_pre(emit, 1, 3);
    if (emit->pass == PASS_3) {
        printf("IMPORT_FROM %s\n", qstr_str(qstr));
    }
}

130
static void emit_cpy_import_star(emit_t *emit) {
Damien's avatar
Damien committed
131
132
133
134
135
136
    emit_pre(emit, -1, 1);
    if (emit->pass == PASS_3) {
        printf("IMPORT_STAR\n");
    }
}

137
static void emit_cpy_load_const_tok(emit_t *emit, py_token_kind_t tok) {
Damien's avatar
Damien committed
138
139
140
141
142
143
144
145
146
147
148
149
150
    emit_pre(emit, 1, 3);
    if (emit->pass == PASS_3) {
        printf("LOAD_CONST ");
        switch (tok) {
            case PY_TOKEN_KW_FALSE: printf("False"); break;
            case PY_TOKEN_KW_NONE: printf("None"); break;
            case PY_TOKEN_KW_TRUE: printf("True"); break;
            default: printf("?=%d\n", tok); return; assert(0);
        }
        printf("\n");
    }
}

151
static void emit_cpy_load_const_small_int(emit_t *emit, int arg) {
Damien's avatar
Damien committed
152
153
154
155
156
157
    emit_pre(emit, 1, 3);
    if (emit->pass == PASS_3) {
        printf("LOAD_CONST %d\n", arg);
    }
}

158
static void emit_cpy_load_const_int(emit_t *emit, qstr qstr) {
Damien's avatar
Damien committed
159
160
161
162
163
164
    emit_pre(emit, 1, 3);
    if (emit->pass == PASS_3) {
        printf("LOAD_CONST %s\n", qstr_str(qstr));
    }
}

165
static void emit_cpy_load_const_dec(emit_t *emit, qstr qstr) {
Damien's avatar
Damien committed
166
167
168
169
170
171
    emit_pre(emit, 1, 3);
    if (emit->pass == PASS_3) {
        printf("LOAD_CONST %s\n", qstr_str(qstr));
    }
}

172
static void emit_cpy_load_const_id(emit_t *emit, qstr qstr) {
Damien's avatar
Damien committed
173
174
175
176
177
178
    emit_pre(emit, 1, 3);
    if (emit->pass == PASS_3) {
        printf("LOAD_CONST '%s'\n", qstr_str(qstr));
    }
}

179
static void emit_cpy_load_const_str(emit_t *emit, qstr qstr, bool bytes) {
Damien's avatar
Damien committed
180
181
182
    emit_pre(emit, 1, 3);
    if (emit->pass == PASS_3) {
        printf("LOAD_CONST ");
183
        emit_cpy_load_const_verbatim_quoted_str(emit, qstr, bytes);
Damien's avatar
Damien committed
184
185
186
187
        printf("\n");
    }
}

188
static void emit_cpy_load_const_verbatim_start(emit_t *emit) {
Damien's avatar
Damien committed
189
190
191
192
193
194
    emit_pre(emit, 1, 3);
    if (emit->pass == PASS_3) {
        printf("LOAD_CONST ");
    }
}

195
static void emit_cpy_load_const_verbatim_int(emit_t *emit, int val) {
Damien's avatar
Damien committed
196
197
198
199
200
    if (emit->pass == PASS_3) {
        printf("%d", val);
    }
}

201
static void emit_cpy_load_const_verbatim_str(emit_t *emit, const char *str) {
Damien's avatar
Damien committed
202
203
204
205
206
    if (emit->pass == PASS_3) {
        printf("%s", str);
    }
}

207
static void emit_cpy_load_const_verbatim_strn(emit_t *emit, const char *str, int len) {
Damien's avatar
Damien committed
208
209
210
211
212
    if (emit->pass == PASS_3) {
        printf("%.*s", len, str);
    }
}

213
static void emit_cpy_load_const_verbatim_quoted_str(emit_t *emit, qstr qstr, bool bytes) {
Damien's avatar
Damien committed
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
    // TODO strings should be escaped before we get here
    if (emit->pass == PASS_3) {
        const char *str = qstr_str(qstr);
        int len = strlen(str);
        bool has_single_quote = false;
        bool has_double_quote = false;
        for (int i = 0; i < len; i++) {
            if (str[i] == '\'') {
                has_single_quote = true;
            } else if (str[i] == '"') {
                has_double_quote = true;
            }
        }
        if (bytes) {
            printf("b");
        }
        bool quote_single = false;
        if (has_single_quote && !has_double_quote) {
            printf("\"");
        } else {
            quote_single = true;
            printf("'");
        }
        for (int i = 0; i < len; i++) {
            if (str[i] == '\n') {
                printf("\\n");
            } else if (str[i] == '\\' && str[i + 1] == '\'') {
                i += 1;
                if (quote_single) {
                    printf("\\'");
                } else {
                    printf("'");
                }
            } else if (str[i] == '\'' && quote_single) {
                printf("\\'");
            } else {
                printf("%c", str[i]);
            }
        }
        if (has_single_quote && !has_double_quote) {
            printf("\"");
        } else {
            printf("'");
        }
    }
}

261
static void emit_cpy_load_const_verbatim_end(emit_t *emit) {
Damien's avatar
Damien committed
262
263
264
265
266
    if (emit->pass == PASS_3) {
        printf("\n");
    }
}

267
static void emit_cpy_load_fast(emit_t *emit, qstr qstr, int local_num) {
Damien's avatar
Damien committed
268
269
    emit_pre(emit, 1, 3);
    if (emit->pass == PASS_3) {
270
        printf("LOAD_FAST %d %s\n", local_num, qstr_str(qstr));
Damien's avatar
Damien committed
271
272
273
    }
}

274
static void emit_cpy_load_name(emit_t *emit, qstr qstr) {
Damien's avatar
Damien committed
275
276
    emit_pre(emit, 1, 3);
    if (emit->pass == PASS_3) {
277
        printf("LOAD_NAME %s\n", qstr_str(qstr));
Damien's avatar
Damien committed
278
279
280
    }
}

281
static void emit_cpy_load_global(emit_t *emit, qstr qstr) {
Damien's avatar
Damien committed
282
283
    emit_pre(emit, 1, 3);
    if (emit->pass == PASS_3) {
284
        printf("LOAD_GLOBAL %s\n", qstr_str(qstr));
Damien's avatar
Damien committed
285
286
287
    }
}

288
static void emit_cpy_load_deref(emit_t *emit, qstr qstr) {
Damien's avatar
Damien committed
289
290
291
292
293
294
    emit_pre(emit, 1, 3);
    if (emit->pass == PASS_3) {
        printf("LOAD_DEREF %s\n", qstr_str(qstr));
    }
}

295
static void emit_cpy_load_closure(emit_t *emit, qstr qstr) {
Damien's avatar
Damien committed
296
297
298
299
300
301
    emit_pre(emit, 1, 3);
    if (emit->pass == PASS_3) {
        printf("LOAD_CLOSURE %s\n", qstr_str(qstr));
    }
}

302
static void emit_cpy_load_attr(emit_t *emit, qstr qstr) {
Damien's avatar
Damien committed
303
304
305
306
307
308
    emit_pre(emit, 0, 3);
    if (emit->pass == PASS_3) {
        printf("LOAD_ATTR %s\n", qstr_str(qstr));
    }
}

309
310
static void emit_cpy_load_method(emit_t *emit, qstr qstr) {
    emit_cpy_load_attr(emit, qstr);
Damien's avatar
Damien committed
311
312
}

313
static void emit_cpy_load_build_class(emit_t *emit) {
Damien's avatar
Damien committed
314
315
316
317
318
319
    emit_pre(emit, 1, 1);
    if (emit->pass == PASS_3) {
        printf("LOAD_BUILD_CLASS\n");
    }
}

320
static void emit_cpy_store_fast(emit_t *emit, qstr qstr, int local_num) {
Damien's avatar
Damien committed
321
322
    emit_pre(emit, -1, 3);
    if (emit->pass == PASS_3) {
323
        printf("STORE_FAST %d %s\n", local_num, qstr_str(qstr));
Damien's avatar
Damien committed
324
325
326
    }
}

327
static void emit_cpy_store_name(emit_t *emit, qstr qstr) {
Damien's avatar
Damien committed
328
329
    emit_pre(emit, -1, 3);
    if (emit->pass == PASS_3) {
330
        printf("STORE_NAME %s\n", qstr_str(qstr));
Damien's avatar
Damien committed
331
332
333
    }
}

334
static void emit_cpy_store_global(emit_t *emit, qstr qstr) {
Damien's avatar
Damien committed
335
336
    emit_pre(emit, -1, 3);
    if (emit->pass == PASS_3) {
337
        printf("STORE_GLOBAL %s\n", qstr_str(qstr));
Damien's avatar
Damien committed
338
339
340
    }
}

341
static void emit_cpy_store_deref(emit_t *emit, qstr qstr) {
Damien's avatar
Damien committed
342
343
344
345
346
347
    emit_pre(emit, -1, 3);
    if (emit->pass == PASS_3) {
        printf("STORE_DEREF %s\n", qstr_str(qstr));
    }
}

348
static void emit_cpy_store_attr(emit_t *emit, qstr qstr) {
Damien's avatar
Damien committed
349
350
351
352
353
354
    emit_pre(emit, -2, 3);
    if (emit->pass == PASS_3) {
        printf("STORE_ATTR %s\n", qstr_str(qstr));
    }
}

355
356
static void emit_cpy_store_subscr(emit_t *emit) {
    emit_pre(emit, -3, 1);
Damien's avatar
Damien committed
357
    if (emit->pass == PASS_3) {
358
        printf("STORE_SUBSCR\n");
Damien's avatar
Damien committed
359
360
361
    }
}

362
363
static void emit_cpy_store_locals(emit_t *emit) {
    emit_pre(emit, -1, 1);
Damien's avatar
Damien committed
364
    if (emit->pass == PASS_3) {
365
        printf("STORE_LOCALS\n");
Damien's avatar
Damien committed
366
367
368
    }
}

369
static void emit_cpy_delete_fast(emit_t *emit, qstr qstr, int local_num) {
Damien's avatar
Damien committed
370
371
    emit_pre(emit, 0, 3);
    if (emit->pass == PASS_3) {
372
        printf("DELETE_FAST %d %s\n", local_num, qstr_str(qstr));
Damien's avatar
Damien committed
373
374
375
    }
}

376
static void emit_cpy_delete_name(emit_t *emit, qstr qstr) {
Damien's avatar
Damien committed
377
378
    emit_pre(emit, 0, 3);
    if (emit->pass == PASS_3) {
379
        printf("DELETE_NAME %s\n", qstr_str(qstr));
Damien's avatar
Damien committed
380
381
382
    }
}

383
static void emit_cpy_delete_global(emit_t *emit, qstr qstr) {
Damien's avatar
Damien committed
384
385
    emit_pre(emit, 0, 3);
    if (emit->pass == PASS_3) {
386
        printf("DELETE_GLOBAL %s\n", qstr_str(qstr));
Damien's avatar
Damien committed
387
388
389
    }
}

390
static void emit_cpy_delete_deref(emit_t *emit, qstr qstr) {
Damien's avatar
Damien committed
391
392
393
394
395
396
    emit_pre(emit, 0, 3);
    if (emit->pass == PASS_3) {
        printf("DELETE_DEREF %s\n", qstr_str(qstr));
    }
}

397
static void emit_cpy_delete_attr(emit_t *emit, qstr qstr) {
Damien's avatar
Damien committed
398
399
400
401
402
403
    emit_pre(emit, -1, 3);
    if (emit->pass == PASS_3) {
        printf("DELETE_ATTR %s\n", qstr_str(qstr));
    }
}

404
static void emit_cpy_delete_subscr(emit_t *emit) {
Damien's avatar
Damien committed
405
406
407
408
409
410
    emit_pre(emit, -2, 1);
    if (emit->pass == PASS_3) {
        printf("DELETE_SUBSCR\n");
    }
}

411
static void emit_cpy_dup_top(emit_t *emit) {
Damien's avatar
Damien committed
412
413
414
415
416
417
    emit_pre(emit, 1, 1);
    if (emit->pass == PASS_3) {
        printf("DUP_TOP\n");
    }
}

418
static void emit_cpy_dup_top_two(emit_t *emit) {
Damien's avatar
Damien committed
419
420
421
422
423
424
    emit_pre(emit, 2, 1);
    if (emit->pass == PASS_3) {
        printf("DUP_TOP_TWO\n");
    }
}

425
static void emit_cpy_pop_top(emit_t *emit) {
Damien's avatar
Damien committed
426
427
428
429
430
431
    emit_pre(emit, -1, 1);
    if (emit->pass == PASS_3) {
        printf("POP_TOP\n");
    }
}

432
static void emit_cpy_rot_two(emit_t *emit) {
Damien's avatar
Damien committed
433
434
435
436
437
438
    emit_pre(emit, 0, 1);
    if (emit->pass == PASS_3) {
        printf("ROT_TWO\n");
    }
}

439
static void emit_cpy_rot_three(emit_t *emit) {
Damien's avatar
Damien committed
440
441
442
443
444
445
    emit_pre(emit, 0, 1);
    if (emit->pass == PASS_3) {
        printf("ROT_THREE\n");
    }
}

446
static void emit_cpy_jump(emit_t *emit, int label) {
Damien's avatar
Damien committed
447
448
449
450
451
452
453
454
455
456
457
    emit_pre(emit, 0, 3);
    if (emit->pass == PASS_3) {
        int dest = emit->label_offsets[label];
        if (dest < emit->byte_code_offset) {
            printf("JUMP_ABSOLUTE %d\n", emit->label_offsets[label]);
        } else {
            printf("JUMP_FORWARD %d\n", emit->label_offsets[label]);
        }
    }
}

458
static void emit_cpy_pop_jump_if_true(emit_t *emit, int label) {
Damien's avatar
Damien committed
459
460
461
462
463
464
    emit_pre(emit, -1, 3);
    if (emit->pass == PASS_3) {
        printf("POP_JUMP_IF_TRUE %d\n", emit->label_offsets[label]);
    }
}

465
static void emit_cpy_pop_jump_if_false(emit_t *emit, int label) {
Damien's avatar
Damien committed
466
467
468
469
470
471
    emit_pre(emit, -1, 3);
    if (emit->pass == PASS_3) {
        printf("POP_JUMP_IF_FALSE %d\n", emit->label_offsets[label]);
    }
}

472
static void emit_cpy_jump_if_true_or_pop(emit_t *emit, int label) {
Damien's avatar
Damien committed
473
474
475
476
477
478
    emit_pre(emit, -1, 3);
    if (emit->pass == PASS_3) {
        printf("JUMP_IF_TRUE_OR_POP %d\n", emit->label_offsets[label]);
    }
}

479
static void emit_cpy_jump_if_false_or_pop(emit_t *emit, int label) {
Damien's avatar
Damien committed
480
481
482
483
484
485
    emit_pre(emit, -1, 3);
    if (emit->pass == PASS_3) {
        printf("JUMP_IF_FALSE_OR_POP %d\n", emit->label_offsets[label]);
    }
}

486
static void emit_cpy_setup_loop(emit_t *emit, int label) {
Damien's avatar
Damien committed
487
488
489
490
491
492
    emit_pre(emit, 0, 3);
    if (emit->pass == PASS_3) {
        printf("SETUP_LOOP %d\n", emit->label_offsets[label]);
    }
}

493
static void emit_cpy_break_loop(emit_t *emit, int label) {
Damien's avatar
Damien committed
494
495
496
497
498
499
500
    emit_pre(emit, 0, 1);
    if (emit->pass == PASS_3) {
        printf("BREAK_LOOP\n"); // CPython doesn't have label
        //printf("BREAK_LOOP %d\n", emit->label_offsets[label]);
    }
}

501
static void emit_cpy_continue_loop(emit_t *emit, int label) {
Damien's avatar
Damien committed
502
503
504
505
506
507
    emit_pre(emit, 0, 3);
    if (emit->pass == PASS_3) {
        printf("CONTINUE_LOOP %d\n", emit->label_offsets[label]);
    }
}

508
static void emit_cpy_setup_with(emit_t *emit, int label) {
Damien's avatar
Damien committed
509
510
511
512
513
514
    emit_pre(emit, 7, 3);
    if (emit->pass == PASS_3) {
        printf("SETUP_WITH %d\n", emit->label_offsets[label]);
    }
}

515
static void emit_cpy_with_cleanup(emit_t *emit) {
Damien's avatar
Damien committed
516
517
518
519
520
521
    emit_pre(emit, -7, 1);
    if (emit->pass == PASS_3) {
        printf("WITH_CLEANUP\n");
    }
}

522
static void emit_cpy_setup_except(emit_t *emit, int label) {
Damien's avatar
Damien committed
523
524
525
526
527
528
    emit_pre(emit, 6, 3);
    if (emit->pass == PASS_3) {
        printf("SETUP_EXCEPT %d\n", emit->label_offsets[label]);
    }
}

529
static void emit_cpy_setup_finally(emit_t *emit, int label) {
Damien's avatar
Damien committed
530
531
532
533
534
535
    emit_pre(emit, 6, 3);
    if (emit->pass == PASS_3) {
        printf("SETUP_FINALLY %d\n", emit->label_offsets[label]);
    }
}

536
static void emit_cpy_end_finally(emit_t *emit) {
Damien's avatar
Damien committed
537
538
539
540
541
542
    emit_pre(emit, -1, 1);
    if (emit->pass == PASS_3) {
        printf("END_FINALLY\n");
    }
}

543
static void emit_cpy_get_iter(emit_t *emit) {
Damien's avatar
Damien committed
544
545
546
547
548
549
    emit_pre(emit, 0, 1);
    if (emit->pass == PASS_3) {
        printf("GET_ITER\n");
    }
}

550
static void emit_cpy_for_iter(emit_t *emit, int label) {
Damien's avatar
Damien committed
551
552
553
554
555
556
    emit_pre(emit, 1, 3);
    if (emit->pass == PASS_3) {
        printf("FOR_ITER %d\n", emit->label_offsets[label]);
    }
}

557
static void emit_cpy_for_iter_end(emit_t *emit) {
Damien's avatar
Damien committed
558
559
560
    emit_pre(emit, -1, 0);
}

561
static void emit_cpy_pop_block(emit_t *emit) {
Damien's avatar
Damien committed
562
563
564
565
566
567
    emit_pre(emit, 0, 1);
    if (emit->pass == PASS_3) {
        printf("POP_BLOCK\n");
    }
}

568
static void emit_cpy_pop_except(emit_t *emit) {
Damien's avatar
Damien committed
569
570
571
572
573
574
    emit_pre(emit, 0, 1);
    if (emit->pass == PASS_3) {
        printf("POP_EXCEPT\n");
    }
}

575
static void emit_cpy_unary_op(emit_t *emit, rt_unary_op_t op) {
Damien's avatar
Damien committed
576
577
578
579
580
581
582
583
584
585
586
587
    emit_pre(emit, 0, 1);
    if (emit->pass == PASS_3) {
        switch (op) {
            case RT_UNARY_OP_NOT: printf("UNARY_NOT\n"); break;
            case RT_UNARY_OP_POSITIVE: printf("UNARY_POSITIVE\n"); break;
            case RT_UNARY_OP_NEGATIVE: printf("UNARY_NEGATIVE\n"); break;
            case RT_UNARY_OP_INVERT: printf("UNARY_INVERT\n"); break;
            default: assert(0);
        }
    }
}

588
static void emit_cpy_binary_op(emit_t *emit, rt_binary_op_t op) {
Damien's avatar
Damien committed
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
    emit_pre(emit, -1, 1);
    if (emit->pass == PASS_3) {
        switch (op) {
            case RT_BINARY_OP_SUBSCR: printf("BINARY_SUBSCR\n"); break;
            case RT_BINARY_OP_OR: printf("BINARY_OR\n"); break;
            case RT_BINARY_OP_XOR: printf("BINARY_XOR\n"); break;
            case RT_BINARY_OP_AND: printf("BINARY_AND\n"); break;
            case RT_BINARY_OP_LSHIFT: printf("BINARY_LSHIFT\n"); break;
            case RT_BINARY_OP_RSHIFT: printf("BINARY_RSHIFT\n"); break;
            case RT_BINARY_OP_ADD: printf("BINARY_ADD\n"); break;
            case RT_BINARY_OP_SUBTRACT: printf("BINARY_SUBTRACT\n"); break;
            case RT_BINARY_OP_MULTIPLY: printf("BINARY_MULTIPLY\n"); break;
            case RT_BINARY_OP_FLOOR_DIVIDE: printf("BINARY_FLOOR_DIVIDE\n"); break;
            case RT_BINARY_OP_TRUE_DIVIDE: printf("BINARY_TRUE_DIVIDE\n"); break;
            case RT_BINARY_OP_MODULO: printf("BINARY_MODULO\n"); break;
            case RT_BINARY_OP_POWER: printf("BINARY_POWER\n"); break;
            case RT_BINARY_OP_INPLACE_OR: printf("INPLACE_OR\n"); break;
            case RT_BINARY_OP_INPLACE_XOR: printf("INPLACE_XOR\n"); break;
            case RT_BINARY_OP_INPLACE_AND: printf("INPLACE_AND\n"); break;
            case RT_BINARY_OP_INPLACE_LSHIFT: printf("INPLACE_LSHIFT\n"); break;
            case RT_BINARY_OP_INPLACE_RSHIFT: printf("INPLACE_RSHIFT\n"); break;
            case RT_BINARY_OP_INPLACE_ADD: printf("INPLACE_ADD\n"); break;
            case RT_BINARY_OP_INPLACE_SUBTRACT: printf("INPLACE_SUBTRACT\n"); break;
            case RT_BINARY_OP_INPLACE_MULTIPLY: printf("INPLACE_MULTIPLY\n"); break;
            case RT_BINARY_OP_INPLACE_FLOOR_DIVIDE: printf("INPLACE_FLOOR_DIVIDE\n"); break;
            case RT_BINARY_OP_INPLACE_TRUE_DIVIDE: printf("INPLACE_TRUE_DIVIDE\n"); break;
            case RT_BINARY_OP_INPLACE_MODULO: printf("INPLACE_MODULO\n"); break;
            case RT_BINARY_OP_INPLACE_POWER: printf("INPLACE_POWER\n"); break;
            default: assert(0);
        }
    }
}

622
static void emit_cpy_compare_op(emit_t *emit, rt_compare_op_t op) {
Damien's avatar
Damien committed
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
    emit_pre(emit, -1, 3);
    if (emit->pass == PASS_3) {
        switch (op) {
            case RT_COMPARE_OP_LESS: printf("COMPARE_OP <\n"); break;
            case RT_COMPARE_OP_MORE: printf("COMPARE_OP >\n"); break;
            case RT_COMPARE_OP_EQUAL: printf("COMPARE_OP ==\n"); break;
            case RT_COMPARE_OP_LESS_EQUAL: printf("COMPARE_OP <=\n"); break;
            case RT_COMPARE_OP_MORE_EQUAL: printf("COMPARE_OP >=\n"); break;
            case RT_COMPARE_OP_NOT_EQUAL: printf("COMPARE_OP !=\n"); break;
            case RT_COMPARE_OP_IN: printf("COMPARE_OP in\n"); break;
            case RT_COMPARE_OP_NOT_IN: printf("COMPARE_OP not in\n"); break;
            case RT_COMPARE_OP_IS: printf("COMPARE_OP is\n"); break;
            case RT_COMPARE_OP_IS_NOT: printf("COMPARE_OP is not\n"); break;
            case RT_COMPARE_OP_EXCEPTION_MATCH: printf("COMPARE_OP exception match\n"); break;
            default: assert(0);
        }
    }
}

642
static void emit_cpy_build_tuple(emit_t *emit, int n_args) {
Damien's avatar
Damien committed
643
644
645
646
647
648
    emit_pre(emit, 1 - n_args, 3);
    if (emit->pass == PASS_3) {
        printf("BUILD_TUPLE %d\n", n_args);
    }
}

649
static void emit_cpy_build_list(emit_t *emit, int n_args) {
Damien's avatar
Damien committed
650
651
652
653
654
655
    emit_pre(emit, 1 - n_args, 3);
    if (emit->pass == PASS_3) {
        printf("BUILD_LIST %d\n", n_args);
    }
}

656
static void emit_cpy_list_append(emit_t *emit, int list_index) {
Damien's avatar
Damien committed
657
658
659
660
661
662
    emit_pre(emit, -1, 3);
    if (emit->pass == PASS_3) {
        printf("LIST_APPEND %d\n", list_index);
    }
}

663
static void emit_cpy_build_map(emit_t *emit, int n_args) {
Damien's avatar
Damien committed
664
665
666
667
668
669
    emit_pre(emit, 1, 3);
    if (emit->pass == PASS_3) {
        printf("BUILD_MAP %d\n", n_args);
    }
}

670
static void emit_cpy_store_map(emit_t *emit) {
Damien's avatar
Damien committed
671
672
673
674
675
676
    emit_pre(emit, -2, 1);
    if (emit->pass == PASS_3) {
        printf("STORE_MAP\n");
    }
}

677
static void emit_cpy_map_add(emit_t *emit, int map_index) {
Damien's avatar
Damien committed
678
679
680
681
682
683
    emit_pre(emit, -2, 3);
    if (emit->pass == PASS_3) {
        printf("MAP_ADD %d\n", map_index);
    }
}

684
static void emit_cpy_build_set(emit_t *emit, int n_args) {
Damien's avatar
Damien committed
685
686
687
688
689
690
    emit_pre(emit, 1 - n_args, 3);
    if (emit->pass == PASS_3) {
        printf("BUILD_SET %d\n", n_args);
    }
}

691
static void emit_cpy_set_add(emit_t *emit, int set_index) {
Damien's avatar
Damien committed
692
693
694
695
696
697
    emit_pre(emit, -1, 3);
    if (emit->pass == PASS_3) {
        printf("SET_ADD %d\n", set_index);
    }
}

698
static void emit_cpy_build_slice(emit_t *emit, int n_args) {
Damien's avatar
Damien committed
699
700
701
702
703
704
    emit_pre(emit, 1 - n_args, 3);
    if (emit->pass == PASS_3) {
        printf("BUILD_SLICE %d\n", n_args);
    }
}

705
static void emit_cpy_unpack_sequence(emit_t *emit, int n_args) {
Damien's avatar
Damien committed
706
707
708
709
710
711
    emit_pre(emit, -1 + n_args, 3);
    if (emit->pass == PASS_3) {
        printf("UNPACK_SEQUENCE %d\n", n_args);
    }
}

712
static void emit_cpy_unpack_ex(emit_t *emit, int n_left, int n_right) {
Damien's avatar
Damien committed
713
714
715
716
717
718
    emit_pre(emit, -1 + n_left + n_right + 1, 3);
    if (emit->pass == PASS_3) {
        printf("UNPACK_EX %d\n", n_left | (n_right << 8));
    }
}

719
static void emit_cpy_call_function(emit_t *emit, int n_positional, int n_keyword, bool have_star_arg, bool have_dbl_star_arg) {
Damien's avatar
Damien committed
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
    int s = 0;
    if (have_star_arg) {
        s += 1;
    }
    if (have_dbl_star_arg) {
        s += 1;
    }
    emit_pre(emit, -n_positional - 2 * n_keyword - s, 3);
    if (emit->pass == PASS_3) {
        if (have_star_arg) {
            if (have_dbl_star_arg) {
                printf("CALL_FUNCTION_VAR_KW");
            } else {
                printf("CALL_FUNCTION_VAR");
            }
        } else {
            if (have_dbl_star_arg) {
                printf("CALL_FUNCTION_KW");
            } else {
                printf("CALL_FUNCTION");
            }
        }
        printf(" %d, %d\n", n_positional, n_keyword);
    }
}

746
747
static void emit_cpy_call_method(emit_t *emit, int n_positional, int n_keyword, bool have_star_arg, bool have_dbl_star_arg) {
    emit_cpy_call_function(emit, n_positional, n_keyword, have_star_arg, have_dbl_star_arg);
Damien's avatar
Damien committed
748
749
}

750
static void emit_cpy_return_value(emit_t *emit) {
Damien's avatar
Damien committed
751
752
753
754
755
756
757
    emit_pre(emit, -1, 1);
    emit->last_emit_was_return_value = true;
    if (emit->pass == PASS_3) {
        printf("RETURN_VALUE\n");
    }
}

758
static void emit_cpy_raise_varargs(emit_t *emit, int n_args) {
Damien's avatar
Damien committed
759
760
761
762
763
764
    emit_pre(emit, -n_args, 3);
    if (emit->pass == PASS_3) {
        printf("RAISE_VARARGS %d\n", n_args);
    }
}

765
static void load_cpy_const_code_and_name(emit_t *emit, qstr qstr) {
Damien's avatar
Damien committed
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
    emit_pre(emit, 1, 3);
    if (emit->pass == PASS_3) {
        printf("LOAD_CONST code %s\n", qstr_str(qstr));
    }
    // load qualified name
    emit_pre(emit, 1, 3);
    if (emit->pass == PASS_3) {
        printf("LOAD_CONST '");
        // code just to work out the qualname (or whatever it is)
        {
            int depth = 0;
            for (scope_t *s = emit->scope; s->parent != NULL; s = s->parent) {
                depth += 1;
            }
            for (int wanted_depth = depth; wanted_depth >= 0; wanted_depth--) {
                scope_t *s = emit->scope;
                for (int i = 0; i < wanted_depth; i++) {
                    s = s->parent;
                }
                if (s->kind == SCOPE_FUNCTION) {
                    printf("%s.<locals>.", qstr_str(s->simple_name));
                } else if (s->kind == SCOPE_CLASS) {
                    printf("%s.", qstr_str(s->simple_name));
                }
            }
        }
        printf("%s'\n", qstr_str(qstr));
    }
}

796
797
static void emit_cpy_make_function(emit_t *emit, scope_t *scope, int n_dict_params, int n_default_params) {
    load_cpy_const_code_and_name(emit, scope->simple_name);
Damien's avatar
Damien committed
798
799
800
801
802
803
    emit_pre(emit, -1 - n_default_params - 2 * n_dict_params, 3);
    if (emit->pass == PASS_3) {
        printf("MAKE_FUNCTION %d\n", (n_dict_params << 8) | n_default_params);
    }
}

804
805
static void emit_cpy_make_closure(emit_t *emit, scope_t *scope, int n_dict_params, int n_default_params) {
    load_cpy_const_code_and_name(emit, scope->simple_name);
Damien's avatar
Damien committed
806
807
808
809
810
811
    emit_pre(emit, -2 - n_default_params - 2 * n_dict_params, 3);
    if (emit->pass == PASS_3) {
        printf("MAKE_CLOSURE %d\n", (n_dict_params << 8) | n_default_params);
    }
}

812
static void emit_cpy_yield_value(emit_t *emit) {
Damien's avatar
Damien committed
813
814
815
816
817
818
819
820
821
    emit_pre(emit, 0, 1);
    if (emit->pass == PASS_2) {
        emit->scope->flags |= SCOPE_FLAG_GENERATOR;
    }
    if (emit->pass == PASS_3) {
        printf("YIELD_VALUE\n");
    }
}

822
static void emit_cpy_yield_from(emit_t *emit) {
Damien's avatar
Damien committed
823
824
825
826
827
828
829
830
831
    emit_pre(emit, -1, 1);
    if (emit->pass == PASS_2) {
        emit->scope->flags |= SCOPE_FLAG_GENERATOR;
    }
    if (emit->pass == PASS_3) {
        printf("YIELD_FROM\n");
    }
}

832
const emit_method_table_t emit_cpython_method_table = {
833
834
835
836
837
838
839
    emit_cpy_set_native_types,
    emit_cpy_start_pass,
    emit_cpy_end_pass,
    emit_cpy_last_emit_was_return_value,
    emit_cpy_get_stack_size,
    emit_cpy_set_stack_size,

840
841
842
843
    emit_cpy_load_id,
    emit_cpy_store_id,
    emit_cpy_delete_id,

844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
    emit_cpy_label_assign,
    emit_cpy_import_name,
    emit_cpy_import_from,
    emit_cpy_import_star,
    emit_cpy_load_const_tok,
    emit_cpy_load_const_small_int,
    emit_cpy_load_const_int,
    emit_cpy_load_const_dec,
    emit_cpy_load_const_id,
    emit_cpy_load_const_str,
    emit_cpy_load_const_verbatim_start,
    emit_cpy_load_const_verbatim_int,
    emit_cpy_load_const_verbatim_str,
    emit_cpy_load_const_verbatim_strn,
    emit_cpy_load_const_verbatim_quoted_str,
    emit_cpy_load_const_verbatim_end,
    emit_cpy_load_fast,
    emit_cpy_load_name,
    emit_cpy_load_global,
    emit_cpy_load_deref,
    emit_cpy_load_closure,
    emit_cpy_load_attr,
    emit_cpy_load_method,
    emit_cpy_load_build_class,
    emit_cpy_store_fast,
    emit_cpy_store_name,
    emit_cpy_store_global,
    emit_cpy_store_deref,
    emit_cpy_store_attr,
    emit_cpy_store_subscr,
874
    emit_cpy_store_locals,
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
    emit_cpy_delete_fast,
    emit_cpy_delete_name,
    emit_cpy_delete_global,
    emit_cpy_delete_deref,
    emit_cpy_delete_attr,
    emit_cpy_delete_subscr,
    emit_cpy_dup_top,
    emit_cpy_dup_top_two,
    emit_cpy_pop_top,
    emit_cpy_rot_two,
    emit_cpy_rot_three,
    emit_cpy_jump,
    emit_cpy_pop_jump_if_true,
    emit_cpy_pop_jump_if_false,
    emit_cpy_jump_if_true_or_pop,
    emit_cpy_jump_if_false_or_pop,
    emit_cpy_setup_loop,
    emit_cpy_break_loop,
    emit_cpy_continue_loop,
    emit_cpy_setup_with,
    emit_cpy_with_cleanup,
    emit_cpy_setup_except,
    emit_cpy_setup_finally,
    emit_cpy_end_finally,
    emit_cpy_get_iter,
    emit_cpy_for_iter,
    emit_cpy_for_iter_end,
    emit_cpy_pop_block,
    emit_cpy_pop_except,
    emit_cpy_unary_op,
    emit_cpy_binary_op,
    emit_cpy_compare_op,
    emit_cpy_build_tuple,
    emit_cpy_build_list,
    emit_cpy_list_append,
    emit_cpy_build_map,
    emit_cpy_store_map,
    emit_cpy_map_add,
    emit_cpy_build_set,
    emit_cpy_set_add,
    emit_cpy_build_slice,
    emit_cpy_unpack_sequence,
    emit_cpy_unpack_ex,
    emit_cpy_make_function,
    emit_cpy_make_closure,
    emit_cpy_call_function,
    emit_cpy_call_method,
    emit_cpy_return_value,
    emit_cpy_raise_varargs,
    emit_cpy_yield_value,
    emit_cpy_yield_from,
};

928
#endif // MICROPY_EMIT_ENABLE_CPYTHON