Commit | Line | Data |
---|---|---|
97b58163 | 1 | /* |
04aa13f8 | 2 | * lttng-bytecode-interpreter.c |
97b58163 | 3 | * |
04aa13f8 | 4 | * LTTng UST bytecode interpreter. |
97b58163 | 5 | * |
7e50015d | 6 | * Copyright (C) 2010-2016 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
97b58163 | 7 | * |
7e50015d MD |
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: | |
97b58163 | 14 | * |
7e50015d MD |
15 | * The above copyright notice and this permission notice shall be included in |
16 | * all copies or substantial portions of the Software. | |
97b58163 | 17 | * |
7e50015d MD |
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 THE | |
24 | * SOFTWARE. | |
97b58163 MD |
25 | */ |
26 | ||
3fbec7dc | 27 | #define _LGPL_SOURCE |
b4051ad8 | 28 | #include <stddef.h> |
a63d0dc8 | 29 | #include <stdint.h> |
b4051ad8 | 30 | #include <urcu-pointer.h> |
f3503ba9 FD |
31 | #include <byteswap.h> |
32 | ||
3208818b | 33 | #include <lttng/ust-endian.h> |
f3503ba9 FD |
34 | #include <lttng/ust-events.h> |
35 | ||
04aa13f8 | 36 | #include "lttng-bytecode.h" |
3151a51d | 37 | #include "string-utils.h" |
97b58163 | 38 | |
f3503ba9 | 39 | |
97b58163 MD |
40 | /* |
41 | * -1: wildcard found. | |
42 | * -2: unknown escape char. | |
43 | * 0: normal char. | |
44 | */ | |
45 | ||
46 | static | |
47 | int parse_char(const char **p) | |
48 | { | |
49 | switch (**p) { | |
50 | case '\\': | |
51 | (*p)++; | |
52 | switch (**p) { | |
53 | case '\\': | |
54 | case '*': | |
55 | return 0; | |
56 | default: | |
57 | return -2; | |
58 | } | |
59 | case '*': | |
60 | return -1; | |
61 | default: | |
62 | return 0; | |
63 | } | |
64 | } | |
65 | ||
3151a51d | 66 | /* |
a63d0dc8 | 67 | * Returns SIZE_MAX if the string is null-terminated, or the number of |
3151a51d PP |
68 | * characters if not. |
69 | */ | |
70 | static | |
71 | size_t get_str_or_seq_len(const struct estack_entry *entry) | |
72 | { | |
a63d0dc8 | 73 | return entry->u.s.seq_len; |
3151a51d PP |
74 | } |
75 | ||
76 | static | |
77 | int stack_star_glob_match(struct estack *stack, int top, const char *cmp_type) | |
78 | { | |
79 | const char *pattern; | |
80 | const char *candidate; | |
81 | size_t pattern_len; | |
82 | size_t candidate_len; | |
83 | ||
84 | /* Find out which side is the pattern vs. the candidate. */ | |
85 | if (estack_ax(stack, top)->u.s.literal_type == ESTACK_STRING_LITERAL_TYPE_STAR_GLOB) { | |
86 | pattern = estack_ax(stack, top)->u.s.str; | |
87 | pattern_len = get_str_or_seq_len(estack_ax(stack, top)); | |
88 | candidate = estack_bx(stack, top)->u.s.str; | |
89 | candidate_len = get_str_or_seq_len(estack_bx(stack, top)); | |
90 | } else { | |
91 | pattern = estack_bx(stack, top)->u.s.str; | |
92 | pattern_len = get_str_or_seq_len(estack_bx(stack, top)); | |
93 | candidate = estack_ax(stack, top)->u.s.str; | |
94 | candidate_len = get_str_or_seq_len(estack_ax(stack, top)); | |
95 | } | |
96 | ||
97 | /* Perform the match. Returns 0 when the result is true. */ | |
98 | return !strutils_star_glob_match(pattern, pattern_len, candidate, | |
99 | candidate_len); | |
100 | } | |
101 | ||
97b58163 | 102 | static |
9b33aac4 | 103 | int stack_strcmp(struct estack *stack, int top, const char *cmp_type) |
97b58163 | 104 | { |
9b33aac4 | 105 | const char *p = estack_bx(stack, top)->u.s.str, *q = estack_ax(stack, top)->u.s.str; |
97b58163 MD |
106 | int ret; |
107 | int diff; | |
108 | ||
109 | for (;;) { | |
110 | int escaped_r0 = 0; | |
111 | ||
332335cd MD |
112 | if (unlikely(p - estack_bx(stack, top)->u.s.str >= estack_bx(stack, top)->u.s.seq_len || *p == '\0')) { |
113 | if (q - estack_ax(stack, top)->u.s.str >= estack_ax(stack, top)->u.s.seq_len || *q == '\0') { | |
5cf8141d | 114 | return 0; |
a0928c1e | 115 | } else { |
3151a51d PP |
116 | if (estack_ax(stack, top)->u.s.literal_type == |
117 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
5cf8141d MD |
118 | ret = parse_char(&q); |
119 | if (ret == -1) | |
120 | return 0; | |
121 | } | |
122 | return -1; | |
a0928c1e | 123 | } |
97b58163 | 124 | } |
332335cd | 125 | if (unlikely(q - estack_ax(stack, top)->u.s.str >= estack_ax(stack, top)->u.s.seq_len || *q == '\0')) { |
3151a51d PP |
126 | if (estack_bx(stack, top)->u.s.literal_type == |
127 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
3e6a0694 MD |
128 | ret = parse_char(&p); |
129 | if (ret == -1) | |
130 | return 0; | |
a0928c1e | 131 | } |
3e6a0694 | 132 | return 1; |
97b58163 | 133 | } |
3151a51d PP |
134 | if (estack_bx(stack, top)->u.s.literal_type == |
135 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
97b58163 MD |
136 | ret = parse_char(&p); |
137 | if (ret == -1) { | |
138 | return 0; | |
139 | } else if (ret == -2) { | |
140 | escaped_r0 = 1; | |
141 | } | |
142 | /* else compare both char */ | |
143 | } | |
3151a51d PP |
144 | if (estack_ax(stack, top)->u.s.literal_type == |
145 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
97b58163 MD |
146 | ret = parse_char(&q); |
147 | if (ret == -1) { | |
148 | return 0; | |
149 | } else if (ret == -2) { | |
150 | if (!escaped_r0) | |
151 | return -1; | |
152 | } else { | |
153 | if (escaped_r0) | |
154 | return 1; | |
155 | } | |
156 | } else { | |
157 | if (escaped_r0) | |
158 | return 1; | |
159 | } | |
160 | diff = *p - *q; | |
161 | if (diff != 0) | |
162 | break; | |
163 | p++; | |
164 | q++; | |
165 | } | |
166 | return diff; | |
167 | } | |
168 | ||
04aa13f8 | 169 | uint64_t lttng_bytecode_filter_interpret_false(void *filter_data, |
97b58163 MD |
170 | const char *filter_stack_data) |
171 | { | |
04aa13f8 | 172 | return LTTNG_INTERPRETER_DISCARD; |
97b58163 MD |
173 | } |
174 | ||
175 | #ifdef INTERPRETER_USE_SWITCH | |
176 | ||
177 | /* | |
178 | * Fallback for compilers that do not support taking address of labels. | |
179 | */ | |
180 | ||
181 | #define START_OP \ | |
182 | start_pc = &bytecode->data[0]; \ | |
183 | for (pc = next_pc = start_pc; pc - start_pc < bytecode->len; \ | |
184 | pc = next_pc) { \ | |
185 | dbg_printf("Executing op %s (%u)\n", \ | |
04aa13f8 FD |
186 | print_op((unsigned int) *(bytecode_opcode_t *) pc), \ |
187 | (unsigned int) *(bytecode_opcode_t *) pc); \ | |
188 | switch (*(bytecode_opcode_t *) pc) { | |
97b58163 | 189 | |
53569322 MD |
190 | #define OP(name) jump_target_##name: __attribute__((unused)); \ |
191 | case name | |
97b58163 MD |
192 | |
193 | #define PO break | |
194 | ||
195 | #define END_OP } \ | |
196 | } | |
197 | ||
53569322 MD |
198 | #define JUMP_TO(name) \ |
199 | goto jump_target_##name | |
200 | ||
97b58163 MD |
201 | #else |
202 | ||
203 | /* | |
204 | * Dispatch-table based interpreter. | |
205 | */ | |
206 | ||
207 | #define START_OP \ | |
47e5f13e | 208 | start_pc = &bytecode->code[0]; \ |
97b58163 MD |
209 | pc = next_pc = start_pc; \ |
210 | if (unlikely(pc - start_pc >= bytecode->len)) \ | |
211 | goto end; \ | |
04aa13f8 | 212 | goto *dispatch[*(bytecode_opcode_t *) pc]; |
97b58163 MD |
213 | |
214 | #define OP(name) \ | |
215 | LABEL_##name | |
216 | ||
217 | #define PO \ | |
218 | pc = next_pc; \ | |
04aa13f8 | 219 | goto *dispatch[*(bytecode_opcode_t *) pc]; |
97b58163 MD |
220 | |
221 | #define END_OP | |
222 | ||
53569322 MD |
223 | #define JUMP_TO(name) \ |
224 | goto LABEL_##name | |
225 | ||
97b58163 MD |
226 | #endif |
227 | ||
d97f9b78 MD |
228 | #define IS_INTEGER_REGISTER(reg_type) \ |
229 | (reg_type == REG_U64 || reg_type == REG_S64) | |
230 | ||
47e5f13e MD |
231 | static int context_get_index(struct lttng_ctx *ctx, |
232 | struct load_ptr *ptr, | |
233 | uint32_t idx) | |
234 | { | |
235 | ||
236 | struct lttng_ctx_field *ctx_field; | |
237 | struct lttng_event_field *field; | |
238 | struct lttng_ctx_value v; | |
239 | ||
240 | ctx_field = &ctx->fields[idx]; | |
241 | field = &ctx_field->event_field; | |
242 | ptr->type = LOAD_OBJECT; | |
f3503ba9 | 243 | ptr->field = field; |
47e5f13e MD |
244 | |
245 | switch (field->type.atype) { | |
246 | case atype_integer: | |
247 | ctx_field->get_value(ctx_field, &v); | |
218deb69 | 248 | if (field->type.u.integer.signedness) { |
47e5f13e MD |
249 | ptr->object_type = OBJECT_TYPE_S64; |
250 | ptr->u.s64 = v.u.s64; | |
251 | ptr->ptr = &ptr->u.s64; | |
252 | } else { | |
253 | ptr->object_type = OBJECT_TYPE_U64; | |
254 | ptr->u.u64 = v.u.s64; /* Cast. */ | |
255 | ptr->ptr = &ptr->u.u64; | |
256 | } | |
257 | break; | |
218deb69 MD |
258 | case atype_enum: /* Fall-through */ |
259 | case atype_enum_nestable: | |
47e5f13e | 260 | { |
218deb69 | 261 | const struct lttng_integer_type *itype; |
47e5f13e | 262 | |
218deb69 MD |
263 | if (field->type.atype == atype_enum) { |
264 | itype = &field->type.u.legacy.basic.enumeration.container_type; | |
265 | } else { | |
266 | itype = &field->type.u.enum_nestable.container_type->u.integer; | |
267 | } | |
47e5f13e MD |
268 | ctx_field->get_value(ctx_field, &v); |
269 | if (itype->signedness) { | |
70f9f7f9 | 270 | ptr->object_type = OBJECT_TYPE_SIGNED_ENUM; |
47e5f13e MD |
271 | ptr->u.s64 = v.u.s64; |
272 | ptr->ptr = &ptr->u.s64; | |
273 | } else { | |
70f9f7f9 | 274 | ptr->object_type = OBJECT_TYPE_UNSIGNED_ENUM; |
47e5f13e MD |
275 | ptr->u.u64 = v.u.s64; /* Cast. */ |
276 | ptr->ptr = &ptr->u.u64; | |
277 | } | |
278 | break; | |
279 | } | |
280 | case atype_array: | |
218deb69 MD |
281 | if (field->type.u.legacy.array.elem_type.atype != atype_integer) { |
282 | ERR("Array nesting only supports integer types."); | |
283 | return -EINVAL; | |
284 | } | |
285 | if (field->type.u.legacy.array.elem_type.u.basic.integer.encoding == lttng_encode_none) { | |
286 | ERR("Only string arrays are supported for contexts."); | |
287 | return -EINVAL; | |
288 | } | |
289 | ptr->object_type = OBJECT_TYPE_STRING; | |
290 | ctx_field->get_value(ctx_field, &v); | |
291 | ptr->ptr = v.u.str; | |
292 | break; | |
293 | case atype_array_nestable: | |
294 | if (field->type.u.array_nestable.elem_type->atype != atype_integer) { | |
47e5f13e MD |
295 | ERR("Array nesting only supports integer types."); |
296 | return -EINVAL; | |
297 | } | |
218deb69 | 298 | if (field->type.u.array_nestable.elem_type->u.integer.encoding == lttng_encode_none) { |
47e5f13e MD |
299 | ERR("Only string arrays are supported for contexts."); |
300 | return -EINVAL; | |
301 | } | |
302 | ptr->object_type = OBJECT_TYPE_STRING; | |
303 | ctx_field->get_value(ctx_field, &v); | |
304 | ptr->ptr = v.u.str; | |
305 | break; | |
306 | case atype_sequence: | |
218deb69 MD |
307 | if (field->type.u.legacy.sequence.elem_type.atype != atype_integer) { |
308 | ERR("Sequence nesting only supports integer types."); | |
309 | return -EINVAL; | |
310 | } | |
311 | if (field->type.u.legacy.sequence.elem_type.u.basic.integer.encoding == lttng_encode_none) { | |
312 | ERR("Only string sequences are supported for contexts."); | |
313 | return -EINVAL; | |
314 | } | |
315 | ptr->object_type = OBJECT_TYPE_STRING; | |
316 | ctx_field->get_value(ctx_field, &v); | |
317 | ptr->ptr = v.u.str; | |
318 | break; | |
319 | case atype_sequence_nestable: | |
320 | if (field->type.u.sequence_nestable.elem_type->atype != atype_integer) { | |
47e5f13e MD |
321 | ERR("Sequence nesting only supports integer types."); |
322 | return -EINVAL; | |
323 | } | |
218deb69 | 324 | if (field->type.u.sequence_nestable.elem_type->u.integer.encoding == lttng_encode_none) { |
47e5f13e MD |
325 | ERR("Only string sequences are supported for contexts."); |
326 | return -EINVAL; | |
327 | } | |
328 | ptr->object_type = OBJECT_TYPE_STRING; | |
329 | ctx_field->get_value(ctx_field, &v); | |
330 | ptr->ptr = v.u.str; | |
331 | break; | |
332 | case atype_string: | |
333 | ptr->object_type = OBJECT_TYPE_STRING; | |
334 | ctx_field->get_value(ctx_field, &v); | |
335 | ptr->ptr = v.u.str; | |
336 | break; | |
337 | case atype_float: | |
338 | ptr->object_type = OBJECT_TYPE_DOUBLE; | |
0245c698 | 339 | ctx_field->get_value(ctx_field, &v); |
47e5f13e MD |
340 | ptr->u.d = v.u.d; |
341 | ptr->ptr = &ptr->u.d; | |
342 | break; | |
343 | case atype_dynamic: | |
344 | ctx_field->get_value(ctx_field, &v); | |
345 | switch (v.sel) { | |
346 | case LTTNG_UST_DYNAMIC_TYPE_NONE: | |
347 | return -EINVAL; | |
348 | case LTTNG_UST_DYNAMIC_TYPE_S64: | |
349 | ptr->object_type = OBJECT_TYPE_S64; | |
350 | ptr->u.s64 = v.u.s64; | |
351 | ptr->ptr = &ptr->u.s64; | |
352 | dbg_printf("context get index dynamic s64 %" PRIi64 "\n", ptr->u.s64); | |
353 | break; | |
354 | case LTTNG_UST_DYNAMIC_TYPE_DOUBLE: | |
355 | ptr->object_type = OBJECT_TYPE_DOUBLE; | |
356 | ptr->u.d = v.u.d; | |
357 | ptr->ptr = &ptr->u.d; | |
358 | dbg_printf("context get index dynamic double %g\n", ptr->u.d); | |
359 | break; | |
360 | case LTTNG_UST_DYNAMIC_TYPE_STRING: | |
361 | ptr->object_type = OBJECT_TYPE_STRING; | |
362 | ptr->ptr = v.u.str; | |
363 | dbg_printf("context get index dynamic string %s\n", (const char *) ptr->ptr); | |
364 | break; | |
365 | default: | |
04aa13f8 | 366 | dbg_printf("Interpreter warning: unknown dynamic type (%d).\n", (int) v.sel); |
47e5f13e MD |
367 | return -EINVAL; |
368 | } | |
369 | break; | |
370 | case atype_struct: | |
371 | ERR("Structure type cannot be loaded."); | |
372 | return -EINVAL; | |
373 | default: | |
374 | ERR("Unknown type: %d", (int) field->type.atype); | |
375 | return -EINVAL; | |
376 | } | |
377 | return 0; | |
378 | } | |
379 | ||
b77aaa1b | 380 | static int dynamic_get_index(struct lttng_ctx *ctx, |
47e5f13e MD |
381 | struct bytecode_runtime *runtime, |
382 | uint64_t index, struct estack_entry *stack_top) | |
383 | { | |
384 | int ret; | |
04aa13f8 | 385 | const struct bytecode_get_index_data *gid; |
47e5f13e | 386 | |
04aa13f8 | 387 | gid = (const struct bytecode_get_index_data *) &runtime->data[index]; |
47e5f13e MD |
388 | switch (stack_top->u.ptr.type) { |
389 | case LOAD_OBJECT: | |
390 | switch (stack_top->u.ptr.object_type) { | |
391 | case OBJECT_TYPE_ARRAY: | |
392 | { | |
393 | const char *ptr; | |
394 | ||
395 | assert(gid->offset < gid->array_len); | |
396 | /* Skip count (unsigned long) */ | |
397 | ptr = *(const char **) (stack_top->u.ptr.ptr + sizeof(unsigned long)); | |
398 | ptr = ptr + gid->offset; | |
399 | stack_top->u.ptr.ptr = ptr; | |
400 | stack_top->u.ptr.object_type = gid->elem.type; | |
401 | stack_top->u.ptr.rev_bo = gid->elem.rev_bo; | |
f3503ba9 FD |
402 | assert(stack_top->u.ptr.field->type.atype == atype_array || |
403 | stack_top->u.ptr.field->type.atype == atype_array_nestable); | |
47e5f13e MD |
404 | stack_top->u.ptr.field = NULL; |
405 | break; | |
406 | } | |
407 | case OBJECT_TYPE_SEQUENCE: | |
408 | { | |
409 | const char *ptr; | |
410 | size_t ptr_seq_len; | |
411 | ||
412 | ptr = *(const char **) (stack_top->u.ptr.ptr + sizeof(unsigned long)); | |
413 | ptr_seq_len = *(unsigned long *) stack_top->u.ptr.ptr; | |
414 | if (gid->offset >= gid->elem.len * ptr_seq_len) { | |
415 | ret = -EINVAL; | |
416 | goto end; | |
417 | } | |
418 | ptr = ptr + gid->offset; | |
419 | stack_top->u.ptr.ptr = ptr; | |
420 | stack_top->u.ptr.object_type = gid->elem.type; | |
421 | stack_top->u.ptr.rev_bo = gid->elem.rev_bo; | |
f3503ba9 FD |
422 | assert(stack_top->u.ptr.field->type.atype == atype_sequence || |
423 | stack_top->u.ptr.field->type.atype == atype_sequence_nestable); | |
47e5f13e MD |
424 | stack_top->u.ptr.field = NULL; |
425 | break; | |
426 | } | |
427 | case OBJECT_TYPE_STRUCT: | |
428 | ERR("Nested structures are not supported yet."); | |
429 | ret = -EINVAL; | |
430 | goto end; | |
431 | case OBJECT_TYPE_VARIANT: | |
432 | default: | |
433 | ERR("Unexpected get index type %d", | |
434 | (int) stack_top->u.ptr.object_type); | |
435 | ret = -EINVAL; | |
436 | goto end; | |
437 | } | |
438 | break; | |
439 | case LOAD_ROOT_CONTEXT: | |
440 | case LOAD_ROOT_APP_CONTEXT: /* Fall-through */ | |
441 | { | |
47e5f13e MD |
442 | ret = context_get_index(ctx, |
443 | &stack_top->u.ptr, | |
444 | gid->ctx_index); | |
445 | if (ret) { | |
446 | goto end; | |
447 | } | |
448 | break; | |
449 | } | |
450 | case LOAD_ROOT_PAYLOAD: | |
451 | stack_top->u.ptr.ptr += gid->offset; | |
452 | if (gid->elem.type == OBJECT_TYPE_STRING) | |
453 | stack_top->u.ptr.ptr = *(const char * const *) stack_top->u.ptr.ptr; | |
454 | stack_top->u.ptr.object_type = gid->elem.type; | |
455 | stack_top->u.ptr.type = LOAD_OBJECT; | |
f3503ba9 | 456 | stack_top->u.ptr.field = gid->field; |
6bbd9df3 | 457 | stack_top->u.ptr.rev_bo = gid->elem.rev_bo; |
47e5f13e MD |
458 | break; |
459 | } | |
d312cd35 FD |
460 | |
461 | stack_top->type = REG_PTR; | |
462 | ||
47e5f13e MD |
463 | return 0; |
464 | ||
465 | end: | |
466 | return ret; | |
467 | } | |
468 | ||
469 | static int dynamic_load_field(struct estack_entry *stack_top) | |
470 | { | |
471 | int ret; | |
472 | ||
473 | switch (stack_top->u.ptr.type) { | |
474 | case LOAD_OBJECT: | |
475 | break; | |
476 | case LOAD_ROOT_CONTEXT: | |
477 | case LOAD_ROOT_APP_CONTEXT: | |
478 | case LOAD_ROOT_PAYLOAD: | |
479 | default: | |
04aa13f8 | 480 | dbg_printf("Interpreter warning: cannot load root, missing field name.\n"); |
47e5f13e MD |
481 | ret = -EINVAL; |
482 | goto end; | |
483 | } | |
484 | switch (stack_top->u.ptr.object_type) { | |
485 | case OBJECT_TYPE_S8: | |
486 | dbg_printf("op load field s8\n"); | |
487 | stack_top->u.v = *(int8_t *) stack_top->u.ptr.ptr; | |
488 | stack_top->type = REG_S64; | |
489 | break; | |
490 | case OBJECT_TYPE_S16: | |
491 | { | |
492 | int16_t tmp; | |
493 | ||
494 | dbg_printf("op load field s16\n"); | |
495 | tmp = *(int16_t *) stack_top->u.ptr.ptr; | |
496 | if (stack_top->u.ptr.rev_bo) | |
497 | tmp = bswap_16(tmp); | |
498 | stack_top->u.v = tmp; | |
499 | stack_top->type = REG_S64; | |
500 | break; | |
501 | } | |
502 | case OBJECT_TYPE_S32: | |
503 | { | |
504 | int32_t tmp; | |
505 | ||
506 | dbg_printf("op load field s32\n"); | |
507 | tmp = *(int32_t *) stack_top->u.ptr.ptr; | |
508 | if (stack_top->u.ptr.rev_bo) | |
509 | tmp = bswap_32(tmp); | |
510 | stack_top->u.v = tmp; | |
511 | stack_top->type = REG_S64; | |
512 | break; | |
513 | } | |
514 | case OBJECT_TYPE_S64: | |
515 | { | |
516 | int64_t tmp; | |
517 | ||
518 | dbg_printf("op load field s64\n"); | |
519 | tmp = *(int64_t *) stack_top->u.ptr.ptr; | |
520 | if (stack_top->u.ptr.rev_bo) | |
521 | tmp = bswap_64(tmp); | |
522 | stack_top->u.v = tmp; | |
523 | stack_top->type = REG_S64; | |
524 | break; | |
525 | } | |
70f9f7f9 FD |
526 | case OBJECT_TYPE_SIGNED_ENUM: |
527 | { | |
528 | int64_t tmp; | |
529 | ||
530 | dbg_printf("op load field signed enumeration\n"); | |
531 | tmp = *(int64_t *) stack_top->u.ptr.ptr; | |
532 | if (stack_top->u.ptr.rev_bo) | |
533 | tmp = bswap_64(tmp); | |
534 | stack_top->u.v = tmp; | |
535 | stack_top->type = REG_S64; | |
536 | break; | |
537 | } | |
47e5f13e MD |
538 | case OBJECT_TYPE_U8: |
539 | dbg_printf("op load field u8\n"); | |
540 | stack_top->u.v = *(uint8_t *) stack_top->u.ptr.ptr; | |
d97f9b78 | 541 | stack_top->type = REG_U64; |
47e5f13e MD |
542 | break; |
543 | case OBJECT_TYPE_U16: | |
544 | { | |
545 | uint16_t tmp; | |
546 | ||
055d27d7 | 547 | dbg_printf("op load field u16\n"); |
47e5f13e MD |
548 | tmp = *(uint16_t *) stack_top->u.ptr.ptr; |
549 | if (stack_top->u.ptr.rev_bo) | |
550 | tmp = bswap_16(tmp); | |
551 | stack_top->u.v = tmp; | |
d97f9b78 | 552 | stack_top->type = REG_U64; |
47e5f13e MD |
553 | break; |
554 | } | |
555 | case OBJECT_TYPE_U32: | |
556 | { | |
557 | uint32_t tmp; | |
558 | ||
559 | dbg_printf("op load field u32\n"); | |
560 | tmp = *(uint32_t *) stack_top->u.ptr.ptr; | |
561 | if (stack_top->u.ptr.rev_bo) | |
562 | tmp = bswap_32(tmp); | |
563 | stack_top->u.v = tmp; | |
d97f9b78 | 564 | stack_top->type = REG_U64; |
47e5f13e MD |
565 | break; |
566 | } | |
567 | case OBJECT_TYPE_U64: | |
568 | { | |
569 | uint64_t tmp; | |
570 | ||
571 | dbg_printf("op load field u64\n"); | |
572 | tmp = *(uint64_t *) stack_top->u.ptr.ptr; | |
573 | if (stack_top->u.ptr.rev_bo) | |
574 | tmp = bswap_64(tmp); | |
575 | stack_top->u.v = tmp; | |
d97f9b78 | 576 | stack_top->type = REG_U64; |
47e5f13e MD |
577 | break; |
578 | } | |
70f9f7f9 FD |
579 | case OBJECT_TYPE_UNSIGNED_ENUM: |
580 | { | |
581 | uint64_t tmp; | |
582 | ||
583 | dbg_printf("op load field unsigned enumeration\n"); | |
584 | tmp = *(uint64_t *) stack_top->u.ptr.ptr; | |
585 | if (stack_top->u.ptr.rev_bo) | |
586 | tmp = bswap_64(tmp); | |
587 | stack_top->u.v = tmp; | |
588 | stack_top->type = REG_U64; | |
589 | break; | |
590 | } | |
47e5f13e MD |
591 | case OBJECT_TYPE_DOUBLE: |
592 | memcpy(&stack_top->u.d, | |
593 | stack_top->u.ptr.ptr, | |
594 | sizeof(struct literal_double)); | |
595 | stack_top->type = REG_DOUBLE; | |
596 | break; | |
597 | case OBJECT_TYPE_STRING: | |
598 | { | |
599 | const char *str; | |
600 | ||
601 | dbg_printf("op load field string\n"); | |
602 | str = (const char *) stack_top->u.ptr.ptr; | |
603 | stack_top->u.s.str = str; | |
604 | if (unlikely(!stack_top->u.s.str)) { | |
04aa13f8 | 605 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
47e5f13e MD |
606 | ret = -EINVAL; |
607 | goto end; | |
608 | } | |
609 | stack_top->u.s.seq_len = SIZE_MAX; | |
610 | stack_top->u.s.literal_type = | |
611 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
612 | stack_top->type = REG_STRING; | |
613 | break; | |
614 | } | |
615 | case OBJECT_TYPE_STRING_SEQUENCE: | |
616 | { | |
617 | const char *ptr; | |
618 | ||
619 | dbg_printf("op load field string sequence\n"); | |
620 | ptr = stack_top->u.ptr.ptr; | |
621 | stack_top->u.s.seq_len = *(unsigned long *) ptr; | |
622 | stack_top->u.s.str = *(const char **) (ptr + sizeof(unsigned long)); | |
623 | stack_top->type = REG_STRING; | |
624 | if (unlikely(!stack_top->u.s.str)) { | |
04aa13f8 | 625 | dbg_printf("Interpreter warning: loading a NULL sequence.\n"); |
47e5f13e MD |
626 | ret = -EINVAL; |
627 | goto end; | |
628 | } | |
629 | stack_top->u.s.literal_type = | |
630 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
631 | break; | |
632 | } | |
633 | case OBJECT_TYPE_DYNAMIC: | |
634 | /* | |
635 | * Dynamic types in context are looked up | |
636 | * by context get index. | |
637 | */ | |
638 | ret = -EINVAL; | |
639 | goto end; | |
640 | case OBJECT_TYPE_SEQUENCE: | |
641 | case OBJECT_TYPE_ARRAY: | |
642 | case OBJECT_TYPE_STRUCT: | |
643 | case OBJECT_TYPE_VARIANT: | |
644 | ERR("Sequences, arrays, struct and variant cannot be loaded (nested types)."); | |
645 | ret = -EINVAL; | |
646 | goto end; | |
647 | } | |
648 | return 0; | |
649 | ||
650 | end: | |
651 | return ret; | |
652 | } | |
653 | ||
f3503ba9 FD |
654 | static |
655 | int lttng_bytecode_interpret_format_output(struct estack_entry *ax, | |
656 | struct lttng_interpreter_output *output) | |
657 | { | |
658 | int ret; | |
659 | ||
660 | again: | |
661 | switch (ax->type) { | |
662 | case REG_S64: | |
663 | output->type = LTTNG_INTERPRETER_TYPE_S64; | |
664 | output->u.s = ax->u.v; | |
665 | break; | |
666 | case REG_U64: | |
667 | output->type = LTTNG_INTERPRETER_TYPE_U64; | |
668 | output->u.u = (uint64_t) ax->u.v; | |
669 | break; | |
670 | case REG_DOUBLE: | |
671 | output->type = LTTNG_INTERPRETER_TYPE_DOUBLE; | |
672 | output->u.d = ax->u.d; | |
673 | break; | |
674 | case REG_STRING: | |
675 | output->type = LTTNG_INTERPRETER_TYPE_STRING; | |
676 | output->u.str.str = ax->u.s.str; | |
677 | output->u.str.len = ax->u.s.seq_len; | |
678 | break; | |
679 | case REG_PTR: | |
680 | switch (ax->u.ptr.object_type) { | |
681 | case OBJECT_TYPE_S8: | |
682 | case OBJECT_TYPE_S16: | |
683 | case OBJECT_TYPE_S32: | |
684 | case OBJECT_TYPE_S64: | |
685 | case OBJECT_TYPE_U8: | |
686 | case OBJECT_TYPE_U16: | |
687 | case OBJECT_TYPE_U32: | |
688 | case OBJECT_TYPE_U64: | |
689 | case OBJECT_TYPE_DOUBLE: | |
690 | case OBJECT_TYPE_STRING: | |
691 | case OBJECT_TYPE_STRING_SEQUENCE: | |
692 | ret = dynamic_load_field(ax); | |
693 | if (ret) | |
694 | return ret; | |
695 | /* Retry after loading ptr into stack top. */ | |
696 | goto again; | |
697 | case OBJECT_TYPE_SEQUENCE: | |
698 | output->type = LTTNG_INTERPRETER_TYPE_SEQUENCE; | |
699 | output->u.sequence.ptr = *(const char **) (ax->u.ptr.ptr + sizeof(unsigned long)); | |
700 | output->u.sequence.nr_elem = *(unsigned long *) ax->u.ptr.ptr; | |
701 | output->u.sequence.nested_type = ax->u.ptr.field->type.u.sequence_nestable.elem_type; | |
702 | break; | |
703 | case OBJECT_TYPE_ARRAY: | |
704 | /* Skip count (unsigned long) */ | |
705 | output->type = LTTNG_INTERPRETER_TYPE_SEQUENCE; | |
706 | output->u.sequence.ptr = *(const char **) (ax->u.ptr.ptr + sizeof(unsigned long)); | |
707 | output->u.sequence.nr_elem = ax->u.ptr.field->type.u.array_nestable.length; | |
708 | output->u.sequence.nested_type = ax->u.ptr.field->type.u.array_nestable.elem_type; | |
709 | break; | |
70f9f7f9 FD |
710 | case OBJECT_TYPE_SIGNED_ENUM: |
711 | ret = dynamic_load_field(ax); | |
712 | if (ret) | |
713 | return ret; | |
714 | output->type = LTTNG_INTERPRETER_TYPE_SIGNED_ENUM; | |
715 | output->u.s = ax->u.v; | |
716 | break; | |
717 | case OBJECT_TYPE_UNSIGNED_ENUM: | |
718 | ret = dynamic_load_field(ax); | |
719 | if (ret) | |
720 | return ret; | |
721 | output->type = LTTNG_INTERPRETER_TYPE_UNSIGNED_ENUM; | |
722 | output->u.u = ax->u.v; | |
723 | break; | |
f3503ba9 FD |
724 | case OBJECT_TYPE_STRUCT: |
725 | case OBJECT_TYPE_VARIANT: | |
726 | default: | |
727 | return -EINVAL; | |
728 | } | |
729 | ||
730 | break; | |
731 | case REG_STAR_GLOB_STRING: | |
732 | case REG_UNKNOWN: | |
733 | default: | |
734 | return -EINVAL; | |
735 | } | |
736 | ||
04aa13f8 | 737 | return LTTNG_INTERPRETER_RECORD_FLAG; |
f3503ba9 FD |
738 | } |
739 | ||
8a92ed2a MD |
740 | /* |
741 | * Return 0 (discard), or raise the 0x1 flag (log event). | |
742 | * Currently, other flags are kept for future extensions and have no | |
743 | * effect. | |
744 | */ | |
f3503ba9 FD |
745 | static |
746 | uint64_t bytecode_interpret(void *interpreter_data, | |
747 | const char *interpreter_stack_data, | |
748 | struct lttng_interpreter_output *output) | |
97b58163 | 749 | { |
f3503ba9 | 750 | struct bytecode_runtime *bytecode = interpreter_data; |
b77aaa1b | 751 | struct lttng_ctx *ctx = rcu_dereference(*bytecode->p.pctx); |
97b58163 MD |
752 | void *pc, *next_pc, *start_pc; |
753 | int ret = -EINVAL; | |
8b82df15 | 754 | uint64_t retval = 0; |
0305960f MD |
755 | struct estack _stack; |
756 | struct estack *stack = &_stack; | |
9b33aac4 | 757 | register int64_t ax = 0, bx = 0; |
53569322 | 758 | register enum entry_type ax_t = REG_UNKNOWN, bx_t = REG_UNKNOWN; |
04aa13f8 | 759 | register int top = INTERPRETER_STACK_EMPTY; |
97b58163 | 760 | #ifndef INTERPRETER_USE_SWITCH |
04aa13f8 FD |
761 | static void *dispatch[NR_BYTECODE_OPS] = { |
762 | [ BYTECODE_OP_UNKNOWN ] = &&LABEL_BYTECODE_OP_UNKNOWN, | |
97b58163 | 763 | |
04aa13f8 | 764 | [ BYTECODE_OP_RETURN ] = &&LABEL_BYTECODE_OP_RETURN, |
97b58163 MD |
765 | |
766 | /* binary */ | |
04aa13f8 FD |
767 | [ BYTECODE_OP_MUL ] = &&LABEL_BYTECODE_OP_MUL, |
768 | [ BYTECODE_OP_DIV ] = &&LABEL_BYTECODE_OP_DIV, | |
769 | [ BYTECODE_OP_MOD ] = &&LABEL_BYTECODE_OP_MOD, | |
770 | [ BYTECODE_OP_PLUS ] = &&LABEL_BYTECODE_OP_PLUS, | |
771 | [ BYTECODE_OP_MINUS ] = &&LABEL_BYTECODE_OP_MINUS, | |
772 | [ BYTECODE_OP_BIT_RSHIFT ] = &&LABEL_BYTECODE_OP_BIT_RSHIFT, | |
773 | [ BYTECODE_OP_BIT_LSHIFT ] = &&LABEL_BYTECODE_OP_BIT_LSHIFT, | |
774 | [ BYTECODE_OP_BIT_AND ] = &&LABEL_BYTECODE_OP_BIT_AND, | |
775 | [ BYTECODE_OP_BIT_OR ] = &&LABEL_BYTECODE_OP_BIT_OR, | |
776 | [ BYTECODE_OP_BIT_XOR ] = &&LABEL_BYTECODE_OP_BIT_XOR, | |
97b58163 MD |
777 | |
778 | /* binary comparators */ | |
04aa13f8 FD |
779 | [ BYTECODE_OP_EQ ] = &&LABEL_BYTECODE_OP_EQ, |
780 | [ BYTECODE_OP_NE ] = &&LABEL_BYTECODE_OP_NE, | |
781 | [ BYTECODE_OP_GT ] = &&LABEL_BYTECODE_OP_GT, | |
782 | [ BYTECODE_OP_LT ] = &&LABEL_BYTECODE_OP_LT, | |
783 | [ BYTECODE_OP_GE ] = &&LABEL_BYTECODE_OP_GE, | |
784 | [ BYTECODE_OP_LE ] = &&LABEL_BYTECODE_OP_LE, | |
97b58163 MD |
785 | |
786 | /* string binary comparator */ | |
04aa13f8 FD |
787 | [ BYTECODE_OP_EQ_STRING ] = &&LABEL_BYTECODE_OP_EQ_STRING, |
788 | [ BYTECODE_OP_NE_STRING ] = &&LABEL_BYTECODE_OP_NE_STRING, | |
789 | [ BYTECODE_OP_GT_STRING ] = &&LABEL_BYTECODE_OP_GT_STRING, | |
790 | [ BYTECODE_OP_LT_STRING ] = &&LABEL_BYTECODE_OP_LT_STRING, | |
791 | [ BYTECODE_OP_GE_STRING ] = &&LABEL_BYTECODE_OP_GE_STRING, | |
792 | [ BYTECODE_OP_LE_STRING ] = &&LABEL_BYTECODE_OP_LE_STRING, | |
97b58163 | 793 | |
3151a51d | 794 | /* globbing pattern binary comparator */ |
04aa13f8 FD |
795 | [ BYTECODE_OP_EQ_STAR_GLOB_STRING ] = &&LABEL_BYTECODE_OP_EQ_STAR_GLOB_STRING, |
796 | [ BYTECODE_OP_NE_STAR_GLOB_STRING ] = &&LABEL_BYTECODE_OP_NE_STAR_GLOB_STRING, | |
3151a51d | 797 | |
97b58163 | 798 | /* s64 binary comparator */ |
04aa13f8 FD |
799 | [ BYTECODE_OP_EQ_S64 ] = &&LABEL_BYTECODE_OP_EQ_S64, |
800 | [ BYTECODE_OP_NE_S64 ] = &&LABEL_BYTECODE_OP_NE_S64, | |
801 | [ BYTECODE_OP_GT_S64 ] = &&LABEL_BYTECODE_OP_GT_S64, | |
802 | [ BYTECODE_OP_LT_S64 ] = &&LABEL_BYTECODE_OP_LT_S64, | |
803 | [ BYTECODE_OP_GE_S64 ] = &&LABEL_BYTECODE_OP_GE_S64, | |
804 | [ BYTECODE_OP_LE_S64 ] = &&LABEL_BYTECODE_OP_LE_S64, | |
97b58163 MD |
805 | |
806 | /* double binary comparator */ | |
04aa13f8 FD |
807 | [ BYTECODE_OP_EQ_DOUBLE ] = &&LABEL_BYTECODE_OP_EQ_DOUBLE, |
808 | [ BYTECODE_OP_NE_DOUBLE ] = &&LABEL_BYTECODE_OP_NE_DOUBLE, | |
809 | [ BYTECODE_OP_GT_DOUBLE ] = &&LABEL_BYTECODE_OP_GT_DOUBLE, | |
810 | [ BYTECODE_OP_LT_DOUBLE ] = &&LABEL_BYTECODE_OP_LT_DOUBLE, | |
811 | [ BYTECODE_OP_GE_DOUBLE ] = &&LABEL_BYTECODE_OP_GE_DOUBLE, | |
812 | [ BYTECODE_OP_LE_DOUBLE ] = &&LABEL_BYTECODE_OP_LE_DOUBLE, | |
97b58163 | 813 | |
dbea82ec | 814 | /* Mixed S64-double binary comparators */ |
04aa13f8 FD |
815 | [ BYTECODE_OP_EQ_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_EQ_DOUBLE_S64, |
816 | [ BYTECODE_OP_NE_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_NE_DOUBLE_S64, | |
817 | [ BYTECODE_OP_GT_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_GT_DOUBLE_S64, | |
818 | [ BYTECODE_OP_LT_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_LT_DOUBLE_S64, | |
819 | [ BYTECODE_OP_GE_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_GE_DOUBLE_S64, | |
820 | [ BYTECODE_OP_LE_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_LE_DOUBLE_S64, | |
821 | ||
822 | [ BYTECODE_OP_EQ_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_EQ_S64_DOUBLE, | |
823 | [ BYTECODE_OP_NE_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_NE_S64_DOUBLE, | |
824 | [ BYTECODE_OP_GT_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_GT_S64_DOUBLE, | |
825 | [ BYTECODE_OP_LT_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_LT_S64_DOUBLE, | |
826 | [ BYTECODE_OP_GE_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_GE_S64_DOUBLE, | |
827 | [ BYTECODE_OP_LE_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_LE_S64_DOUBLE, | |
dbea82ec | 828 | |
97b58163 | 829 | /* unary */ |
04aa13f8 FD |
830 | [ BYTECODE_OP_UNARY_PLUS ] = &&LABEL_BYTECODE_OP_UNARY_PLUS, |
831 | [ BYTECODE_OP_UNARY_MINUS ] = &&LABEL_BYTECODE_OP_UNARY_MINUS, | |
832 | [ BYTECODE_OP_UNARY_NOT ] = &&LABEL_BYTECODE_OP_UNARY_NOT, | |
833 | [ BYTECODE_OP_UNARY_PLUS_S64 ] = &&LABEL_BYTECODE_OP_UNARY_PLUS_S64, | |
834 | [ BYTECODE_OP_UNARY_MINUS_S64 ] = &&LABEL_BYTECODE_OP_UNARY_MINUS_S64, | |
835 | [ BYTECODE_OP_UNARY_NOT_S64 ] = &&LABEL_BYTECODE_OP_UNARY_NOT_S64, | |
836 | [ BYTECODE_OP_UNARY_PLUS_DOUBLE ] = &&LABEL_BYTECODE_OP_UNARY_PLUS_DOUBLE, | |
837 | [ BYTECODE_OP_UNARY_MINUS_DOUBLE ] = &&LABEL_BYTECODE_OP_UNARY_MINUS_DOUBLE, | |
838 | [ BYTECODE_OP_UNARY_NOT_DOUBLE ] = &&LABEL_BYTECODE_OP_UNARY_NOT_DOUBLE, | |
97b58163 MD |
839 | |
840 | /* logical */ | |
04aa13f8 FD |
841 | [ BYTECODE_OP_AND ] = &&LABEL_BYTECODE_OP_AND, |
842 | [ BYTECODE_OP_OR ] = &&LABEL_BYTECODE_OP_OR, | |
97b58163 | 843 | |
77aa5901 | 844 | /* load field ref */ |
04aa13f8 FD |
845 | [ BYTECODE_OP_LOAD_FIELD_REF ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF, |
846 | [ BYTECODE_OP_LOAD_FIELD_REF_STRING ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_STRING, | |
847 | [ BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE, | |
848 | [ BYTECODE_OP_LOAD_FIELD_REF_S64 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_S64, | |
849 | [ BYTECODE_OP_LOAD_FIELD_REF_DOUBLE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_DOUBLE, | |
97b58163 | 850 | |
77aa5901 | 851 | /* load from immediate operand */ |
04aa13f8 FD |
852 | [ BYTECODE_OP_LOAD_STRING ] = &&LABEL_BYTECODE_OP_LOAD_STRING, |
853 | [ BYTECODE_OP_LOAD_STAR_GLOB_STRING ] = &&LABEL_BYTECODE_OP_LOAD_STAR_GLOB_STRING, | |
854 | [ BYTECODE_OP_LOAD_S64 ] = &&LABEL_BYTECODE_OP_LOAD_S64, | |
855 | [ BYTECODE_OP_LOAD_DOUBLE ] = &&LABEL_BYTECODE_OP_LOAD_DOUBLE, | |
97b58163 MD |
856 | |
857 | /* cast */ | |
04aa13f8 FD |
858 | [ BYTECODE_OP_CAST_TO_S64 ] = &&LABEL_BYTECODE_OP_CAST_TO_S64, |
859 | [ BYTECODE_OP_CAST_DOUBLE_TO_S64 ] = &&LABEL_BYTECODE_OP_CAST_DOUBLE_TO_S64, | |
860 | [ BYTECODE_OP_CAST_NOP ] = &&LABEL_BYTECODE_OP_CAST_NOP, | |
77aa5901 MD |
861 | |
862 | /* get context ref */ | |
04aa13f8 FD |
863 | [ BYTECODE_OP_GET_CONTEXT_REF ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF, |
864 | [ BYTECODE_OP_GET_CONTEXT_REF_STRING ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF_STRING, | |
865 | [ BYTECODE_OP_GET_CONTEXT_REF_S64 ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF_S64, | |
866 | [ BYTECODE_OP_GET_CONTEXT_REF_DOUBLE ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF_DOUBLE, | |
47e5f13e MD |
867 | |
868 | /* Instructions for recursive traversal through composed types. */ | |
04aa13f8 FD |
869 | [ BYTECODE_OP_GET_CONTEXT_ROOT ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_ROOT, |
870 | [ BYTECODE_OP_GET_APP_CONTEXT_ROOT ] = &&LABEL_BYTECODE_OP_GET_APP_CONTEXT_ROOT, | |
871 | [ BYTECODE_OP_GET_PAYLOAD_ROOT ] = &&LABEL_BYTECODE_OP_GET_PAYLOAD_ROOT, | |
872 | ||
873 | [ BYTECODE_OP_GET_SYMBOL ] = &&LABEL_BYTECODE_OP_GET_SYMBOL, | |
874 | [ BYTECODE_OP_GET_SYMBOL_FIELD ] = &&LABEL_BYTECODE_OP_GET_SYMBOL_FIELD, | |
875 | [ BYTECODE_OP_GET_INDEX_U16 ] = &&LABEL_BYTECODE_OP_GET_INDEX_U16, | |
876 | [ BYTECODE_OP_GET_INDEX_U64 ] = &&LABEL_BYTECODE_OP_GET_INDEX_U64, | |
877 | ||
878 | [ BYTECODE_OP_LOAD_FIELD ] = &&LABEL_BYTECODE_OP_LOAD_FIELD, | |
879 | [ BYTECODE_OP_LOAD_FIELD_S8 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S8, | |
880 | [ BYTECODE_OP_LOAD_FIELD_S16 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S16, | |
881 | [ BYTECODE_OP_LOAD_FIELD_S32 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S32, | |
882 | [ BYTECODE_OP_LOAD_FIELD_S64 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S64, | |
883 | [ BYTECODE_OP_LOAD_FIELD_U8 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U8, | |
884 | [ BYTECODE_OP_LOAD_FIELD_U16 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U16, | |
885 | [ BYTECODE_OP_LOAD_FIELD_U32 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U32, | |
886 | [ BYTECODE_OP_LOAD_FIELD_U64 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U64, | |
887 | [ BYTECODE_OP_LOAD_FIELD_STRING ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_STRING, | |
888 | [ BYTECODE_OP_LOAD_FIELD_SEQUENCE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_SEQUENCE, | |
889 | [ BYTECODE_OP_LOAD_FIELD_DOUBLE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_DOUBLE, | |
890 | ||
891 | [ BYTECODE_OP_UNARY_BIT_NOT ] = &&LABEL_BYTECODE_OP_UNARY_BIT_NOT, | |
892 | ||
893 | [ BYTECODE_OP_RETURN_S64 ] = &&LABEL_BYTECODE_OP_RETURN_S64, | |
97b58163 MD |
894 | }; |
895 | #endif /* #ifndef INTERPRETER_USE_SWITCH */ | |
896 | ||
897 | START_OP | |
898 | ||
04aa13f8 FD |
899 | OP(BYTECODE_OP_UNKNOWN): |
900 | OP(BYTECODE_OP_LOAD_FIELD_REF): | |
97b58163 MD |
901 | #ifdef INTERPRETER_USE_SWITCH |
902 | default: | |
903 | #endif /* INTERPRETER_USE_SWITCH */ | |
47e5f13e | 904 | ERR("unknown bytecode op %u", |
04aa13f8 | 905 | (unsigned int) *(bytecode_opcode_t *) pc); |
97b58163 MD |
906 | ret = -EINVAL; |
907 | goto end; | |
908 | ||
04aa13f8 FD |
909 | OP(BYTECODE_OP_RETURN): |
910 | /* LTTNG_INTERPRETER_DISCARD or LTTNG_INTERPRETER_RECORD_FLAG */ | |
47e5f13e MD |
911 | /* Handle dynamic typing. */ |
912 | switch (estack_ax_t) { | |
913 | case REG_S64: | |
d97f9b78 | 914 | case REG_U64: |
47e5f13e MD |
915 | retval = !!estack_ax_v; |
916 | break; | |
917 | case REG_DOUBLE: | |
918 | case REG_STRING: | |
f3503ba9 FD |
919 | case REG_PTR: |
920 | if (!output) { | |
921 | ret = -EINVAL; | |
922 | goto end; | |
923 | } | |
924 | retval = 0; | |
925 | break; | |
47e5f13e | 926 | case REG_STAR_GLOB_STRING: |
f3503ba9 | 927 | case REG_UNKNOWN: |
47e5f13e MD |
928 | default: |
929 | ret = -EINVAL; | |
930 | goto end; | |
931 | } | |
97b58163 MD |
932 | ret = 0; |
933 | goto end; | |
934 | ||
04aa13f8 FD |
935 | OP(BYTECODE_OP_RETURN_S64): |
936 | /* LTTNG_INTERPRETER_DISCARD or LTTNG_INTERPRETER_RECORD_FLAG */ | |
93c591bb MD |
937 | retval = !!estack_ax_v; |
938 | ret = 0; | |
939 | goto end; | |
940 | ||
97b58163 | 941 | /* binary */ |
04aa13f8 FD |
942 | OP(BYTECODE_OP_MUL): |
943 | OP(BYTECODE_OP_DIV): | |
944 | OP(BYTECODE_OP_MOD): | |
945 | OP(BYTECODE_OP_PLUS): | |
946 | OP(BYTECODE_OP_MINUS): | |
47e5f13e | 947 | ERR("unsupported bytecode op %u", |
04aa13f8 | 948 | (unsigned int) *(bytecode_opcode_t *) pc); |
97b58163 MD |
949 | ret = -EINVAL; |
950 | goto end; | |
951 | ||
04aa13f8 | 952 | OP(BYTECODE_OP_EQ): |
53569322 MD |
953 | { |
954 | /* Dynamic typing. */ | |
955 | switch (estack_ax_t) { | |
d97f9b78 MD |
956 | case REG_S64: /* Fall-through */ |
957 | case REG_U64: | |
53569322 | 958 | switch (estack_bx_t) { |
d97f9b78 MD |
959 | case REG_S64: /* Fall-through */ |
960 | case REG_U64: | |
04aa13f8 | 961 | JUMP_TO(BYTECODE_OP_EQ_S64); |
53569322 | 962 | case REG_DOUBLE: |
04aa13f8 | 963 | JUMP_TO(BYTECODE_OP_EQ_DOUBLE_S64); |
3151a51d PP |
964 | case REG_STRING: /* Fall-through */ |
965 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
966 | ret = -EINVAL; |
967 | goto end; | |
968 | default: | |
04aa13f8 | 969 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
970 | (int) estack_bx_t); |
971 | ret = -EINVAL; | |
972 | goto end; | |
973 | } | |
974 | break; | |
975 | case REG_DOUBLE: | |
976 | switch (estack_bx_t) { | |
d97f9b78 MD |
977 | case REG_S64: /* Fall-through */ |
978 | case REG_U64: | |
04aa13f8 | 979 | JUMP_TO(BYTECODE_OP_EQ_S64_DOUBLE); |
53569322 | 980 | case REG_DOUBLE: |
04aa13f8 | 981 | JUMP_TO(BYTECODE_OP_EQ_DOUBLE); |
3151a51d PP |
982 | case REG_STRING: /* Fall-through */ |
983 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
984 | ret = -EINVAL; |
985 | goto end; | |
986 | default: | |
04aa13f8 | 987 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
988 | (int) estack_bx_t); |
989 | ret = -EINVAL; | |
990 | goto end; | |
991 | } | |
992 | break; | |
993 | case REG_STRING: | |
994 | switch (estack_bx_t) { | |
995 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 996 | case REG_U64: /* Fall-through */ |
53569322 MD |
997 | case REG_DOUBLE: |
998 | ret = -EINVAL; | |
999 | goto end; | |
1000 | case REG_STRING: | |
04aa13f8 | 1001 | JUMP_TO(BYTECODE_OP_EQ_STRING); |
3151a51d | 1002 | case REG_STAR_GLOB_STRING: |
04aa13f8 | 1003 | JUMP_TO(BYTECODE_OP_EQ_STAR_GLOB_STRING); |
3151a51d | 1004 | default: |
04aa13f8 | 1005 | ERR("Unknown interpreter register type (%d)", |
3151a51d PP |
1006 | (int) estack_bx_t); |
1007 | ret = -EINVAL; | |
1008 | goto end; | |
1009 | } | |
1010 | break; | |
1011 | case REG_STAR_GLOB_STRING: | |
1012 | switch (estack_bx_t) { | |
1013 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1014 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1015 | case REG_DOUBLE: |
1016 | ret = -EINVAL; | |
1017 | goto end; | |
1018 | case REG_STRING: | |
04aa13f8 | 1019 | JUMP_TO(BYTECODE_OP_EQ_STAR_GLOB_STRING); |
3151a51d PP |
1020 | case REG_STAR_GLOB_STRING: |
1021 | ret = -EINVAL; | |
1022 | goto end; | |
53569322 | 1023 | default: |
04aa13f8 | 1024 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1025 | (int) estack_bx_t); |
1026 | ret = -EINVAL; | |
1027 | goto end; | |
1028 | } | |
1029 | break; | |
1030 | default: | |
04aa13f8 | 1031 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1032 | (int) estack_ax_t); |
1033 | ret = -EINVAL; | |
1034 | goto end; | |
1035 | } | |
1036 | } | |
04aa13f8 | 1037 | OP(BYTECODE_OP_NE): |
53569322 MD |
1038 | { |
1039 | /* Dynamic typing. */ | |
1040 | switch (estack_ax_t) { | |
d97f9b78 MD |
1041 | case REG_S64: /* Fall-through */ |
1042 | case REG_U64: | |
53569322 | 1043 | switch (estack_bx_t) { |
d97f9b78 MD |
1044 | case REG_S64: /* Fall-through */ |
1045 | case REG_U64: | |
04aa13f8 | 1046 | JUMP_TO(BYTECODE_OP_NE_S64); |
53569322 | 1047 | case REG_DOUBLE: |
04aa13f8 | 1048 | JUMP_TO(BYTECODE_OP_NE_DOUBLE_S64); |
3151a51d PP |
1049 | case REG_STRING: /* Fall-through */ |
1050 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1051 | ret = -EINVAL; |
1052 | goto end; | |
1053 | default: | |
04aa13f8 | 1054 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1055 | (int) estack_bx_t); |
1056 | ret = -EINVAL; | |
1057 | goto end; | |
1058 | } | |
1059 | break; | |
1060 | case REG_DOUBLE: | |
1061 | switch (estack_bx_t) { | |
d97f9b78 MD |
1062 | case REG_S64: /* Fall-through */ |
1063 | case REG_U64: | |
04aa13f8 | 1064 | JUMP_TO(BYTECODE_OP_NE_S64_DOUBLE); |
53569322 | 1065 | case REG_DOUBLE: |
04aa13f8 | 1066 | JUMP_TO(BYTECODE_OP_NE_DOUBLE); |
3151a51d PP |
1067 | case REG_STRING: /* Fall-through */ |
1068 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1069 | ret = -EINVAL; |
1070 | goto end; | |
1071 | default: | |
04aa13f8 | 1072 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1073 | (int) estack_bx_t); |
1074 | ret = -EINVAL; | |
1075 | goto end; | |
1076 | } | |
1077 | break; | |
1078 | case REG_STRING: | |
1079 | switch (estack_bx_t) { | |
1080 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1081 | case REG_U64: |
53569322 MD |
1082 | case REG_DOUBLE: |
1083 | ret = -EINVAL; | |
1084 | goto end; | |
1085 | case REG_STRING: | |
04aa13f8 | 1086 | JUMP_TO(BYTECODE_OP_NE_STRING); |
3151a51d | 1087 | case REG_STAR_GLOB_STRING: |
04aa13f8 | 1088 | JUMP_TO(BYTECODE_OP_NE_STAR_GLOB_STRING); |
3151a51d | 1089 | default: |
04aa13f8 | 1090 | ERR("Unknown interpreter register type (%d)", |
3151a51d PP |
1091 | (int) estack_bx_t); |
1092 | ret = -EINVAL; | |
1093 | goto end; | |
1094 | } | |
1095 | break; | |
1096 | case REG_STAR_GLOB_STRING: | |
1097 | switch (estack_bx_t) { | |
1098 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1099 | case REG_U64: |
3151a51d PP |
1100 | case REG_DOUBLE: |
1101 | ret = -EINVAL; | |
1102 | goto end; | |
1103 | case REG_STRING: | |
04aa13f8 | 1104 | JUMP_TO(BYTECODE_OP_NE_STAR_GLOB_STRING); |
3151a51d PP |
1105 | case REG_STAR_GLOB_STRING: |
1106 | ret = -EINVAL; | |
1107 | goto end; | |
53569322 | 1108 | default: |
04aa13f8 | 1109 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1110 | (int) estack_bx_t); |
1111 | ret = -EINVAL; | |
1112 | goto end; | |
1113 | } | |
1114 | break; | |
1115 | default: | |
04aa13f8 | 1116 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1117 | (int) estack_ax_t); |
1118 | ret = -EINVAL; | |
1119 | goto end; | |
1120 | } | |
1121 | } | |
04aa13f8 | 1122 | OP(BYTECODE_OP_GT): |
53569322 MD |
1123 | { |
1124 | /* Dynamic typing. */ | |
1125 | switch (estack_ax_t) { | |
d97f9b78 MD |
1126 | case REG_S64: /* Fall-through */ |
1127 | case REG_U64: | |
53569322 | 1128 | switch (estack_bx_t) { |
d97f9b78 MD |
1129 | case REG_S64: /* Fall-through */ |
1130 | case REG_U64: | |
04aa13f8 | 1131 | JUMP_TO(BYTECODE_OP_GT_S64); |
53569322 | 1132 | case REG_DOUBLE: |
04aa13f8 | 1133 | JUMP_TO(BYTECODE_OP_GT_DOUBLE_S64); |
3151a51d PP |
1134 | case REG_STRING: /* Fall-through */ |
1135 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1136 | ret = -EINVAL; |
1137 | goto end; | |
1138 | default: | |
04aa13f8 | 1139 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1140 | (int) estack_bx_t); |
1141 | ret = -EINVAL; | |
1142 | goto end; | |
1143 | } | |
1144 | break; | |
1145 | case REG_DOUBLE: | |
1146 | switch (estack_bx_t) { | |
d97f9b78 MD |
1147 | case REG_S64: /* Fall-through */ |
1148 | case REG_U64: | |
04aa13f8 | 1149 | JUMP_TO(BYTECODE_OP_GT_S64_DOUBLE); |
53569322 | 1150 | case REG_DOUBLE: |
04aa13f8 | 1151 | JUMP_TO(BYTECODE_OP_GT_DOUBLE); |
3151a51d PP |
1152 | case REG_STRING: /* Fall-through */ |
1153 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1154 | ret = -EINVAL; |
1155 | goto end; | |
1156 | default: | |
04aa13f8 | 1157 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1158 | (int) estack_bx_t); |
1159 | ret = -EINVAL; | |
1160 | goto end; | |
1161 | } | |
1162 | break; | |
1163 | case REG_STRING: | |
1164 | switch (estack_bx_t) { | |
1165 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1166 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1167 | case REG_DOUBLE: /* Fall-through */ |
1168 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1169 | ret = -EINVAL; |
1170 | goto end; | |
1171 | case REG_STRING: | |
04aa13f8 | 1172 | JUMP_TO(BYTECODE_OP_GT_STRING); |
53569322 | 1173 | default: |
04aa13f8 | 1174 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1175 | (int) estack_bx_t); |
1176 | ret = -EINVAL; | |
1177 | goto end; | |
1178 | } | |
1179 | break; | |
1180 | default: | |
04aa13f8 | 1181 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1182 | (int) estack_ax_t); |
1183 | ret = -EINVAL; | |
1184 | goto end; | |
1185 | } | |
1186 | } | |
04aa13f8 | 1187 | OP(BYTECODE_OP_LT): |
53569322 MD |
1188 | { |
1189 | /* Dynamic typing. */ | |
1190 | switch (estack_ax_t) { | |
d97f9b78 MD |
1191 | case REG_S64: /* Fall-through */ |
1192 | case REG_U64: | |
53569322 | 1193 | switch (estack_bx_t) { |
d97f9b78 MD |
1194 | case REG_S64: /* Fall-through */ |
1195 | case REG_U64: | |
04aa13f8 | 1196 | JUMP_TO(BYTECODE_OP_LT_S64); |
53569322 | 1197 | case REG_DOUBLE: |
04aa13f8 | 1198 | JUMP_TO(BYTECODE_OP_LT_DOUBLE_S64); |
3151a51d PP |
1199 | case REG_STRING: /* Fall-through */ |
1200 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1201 | ret = -EINVAL; |
1202 | goto end; | |
1203 | default: | |
04aa13f8 | 1204 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1205 | (int) estack_bx_t); |
1206 | ret = -EINVAL; | |
1207 | goto end; | |
1208 | } | |
1209 | break; | |
1210 | case REG_DOUBLE: | |
1211 | switch (estack_bx_t) { | |
d97f9b78 MD |
1212 | case REG_S64: /* Fall-through */ |
1213 | case REG_U64: | |
04aa13f8 | 1214 | JUMP_TO(BYTECODE_OP_LT_S64_DOUBLE); |
53569322 | 1215 | case REG_DOUBLE: |
04aa13f8 | 1216 | JUMP_TO(BYTECODE_OP_LT_DOUBLE); |
3151a51d PP |
1217 | case REG_STRING: /* Fall-through */ |
1218 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1219 | ret = -EINVAL; |
1220 | goto end; | |
1221 | default: | |
04aa13f8 | 1222 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1223 | (int) estack_bx_t); |
1224 | ret = -EINVAL; | |
1225 | goto end; | |
1226 | } | |
1227 | break; | |
1228 | case REG_STRING: | |
1229 | switch (estack_bx_t) { | |
1230 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1231 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1232 | case REG_DOUBLE: /* Fall-through */ |
1233 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1234 | ret = -EINVAL; |
1235 | goto end; | |
1236 | case REG_STRING: | |
04aa13f8 | 1237 | JUMP_TO(BYTECODE_OP_LT_STRING); |
53569322 | 1238 | default: |
04aa13f8 | 1239 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1240 | (int) estack_bx_t); |
1241 | ret = -EINVAL; | |
1242 | goto end; | |
1243 | } | |
1244 | break; | |
1245 | default: | |
04aa13f8 | 1246 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1247 | (int) estack_ax_t); |
1248 | ret = -EINVAL; | |
1249 | goto end; | |
1250 | } | |
1251 | } | |
04aa13f8 | 1252 | OP(BYTECODE_OP_GE): |
53569322 MD |
1253 | { |
1254 | /* Dynamic typing. */ | |
1255 | switch (estack_ax_t) { | |
d97f9b78 MD |
1256 | case REG_S64: /* Fall-through */ |
1257 | case REG_U64: | |
53569322 | 1258 | switch (estack_bx_t) { |
d97f9b78 MD |
1259 | case REG_S64: /* Fall-through */ |
1260 | case REG_U64: | |
04aa13f8 | 1261 | JUMP_TO(BYTECODE_OP_GE_S64); |
53569322 | 1262 | case REG_DOUBLE: |
04aa13f8 | 1263 | JUMP_TO(BYTECODE_OP_GE_DOUBLE_S64); |
3151a51d PP |
1264 | case REG_STRING: /* Fall-through */ |
1265 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1266 | ret = -EINVAL; |
1267 | goto end; | |
1268 | default: | |
04aa13f8 | 1269 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1270 | (int) estack_bx_t); |
1271 | ret = -EINVAL; | |
1272 | goto end; | |
1273 | } | |
1274 | break; | |
1275 | case REG_DOUBLE: | |
1276 | switch (estack_bx_t) { | |
d97f9b78 MD |
1277 | case REG_S64: /* Fall-through */ |
1278 | case REG_U64: | |
04aa13f8 | 1279 | JUMP_TO(BYTECODE_OP_GE_S64_DOUBLE); |
53569322 | 1280 | case REG_DOUBLE: |
04aa13f8 | 1281 | JUMP_TO(BYTECODE_OP_GE_DOUBLE); |
3151a51d PP |
1282 | case REG_STRING: /* Fall-through */ |
1283 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1284 | ret = -EINVAL; |
1285 | goto end; | |
1286 | default: | |
04aa13f8 | 1287 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1288 | (int) estack_bx_t); |
1289 | ret = -EINVAL; | |
1290 | goto end; | |
1291 | } | |
1292 | break; | |
1293 | case REG_STRING: | |
1294 | switch (estack_bx_t) { | |
1295 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1296 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1297 | case REG_DOUBLE: /* Fall-through */ |
1298 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1299 | ret = -EINVAL; |
1300 | goto end; | |
1301 | case REG_STRING: | |
04aa13f8 | 1302 | JUMP_TO(BYTECODE_OP_GE_STRING); |
53569322 | 1303 | default: |
04aa13f8 | 1304 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1305 | (int) estack_bx_t); |
1306 | ret = -EINVAL; | |
1307 | goto end; | |
1308 | } | |
1309 | break; | |
1310 | default: | |
04aa13f8 | 1311 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1312 | (int) estack_ax_t); |
1313 | ret = -EINVAL; | |
1314 | goto end; | |
1315 | } | |
1316 | } | |
04aa13f8 | 1317 | OP(BYTECODE_OP_LE): |
53569322 MD |
1318 | { |
1319 | /* Dynamic typing. */ | |
1320 | switch (estack_ax_t) { | |
d97f9b78 MD |
1321 | case REG_S64: /* Fall-through */ |
1322 | case REG_U64: | |
53569322 | 1323 | switch (estack_bx_t) { |
d97f9b78 MD |
1324 | case REG_S64: /* Fall-through */ |
1325 | case REG_U64: | |
04aa13f8 | 1326 | JUMP_TO(BYTECODE_OP_LE_S64); |
53569322 | 1327 | case REG_DOUBLE: |
04aa13f8 | 1328 | JUMP_TO(BYTECODE_OP_LE_DOUBLE_S64); |
3151a51d PP |
1329 | case REG_STRING: /* Fall-through */ |
1330 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1331 | ret = -EINVAL; |
1332 | goto end; | |
1333 | default: | |
04aa13f8 | 1334 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1335 | (int) estack_bx_t); |
1336 | ret = -EINVAL; | |
1337 | goto end; | |
1338 | } | |
1339 | break; | |
1340 | case REG_DOUBLE: | |
1341 | switch (estack_bx_t) { | |
d97f9b78 MD |
1342 | case REG_S64: /* Fall-through */ |
1343 | case REG_U64: | |
04aa13f8 | 1344 | JUMP_TO(BYTECODE_OP_LE_S64_DOUBLE); |
53569322 | 1345 | case REG_DOUBLE: |
04aa13f8 | 1346 | JUMP_TO(BYTECODE_OP_LE_DOUBLE); |
3151a51d PP |
1347 | case REG_STRING: /* Fall-through */ |
1348 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1349 | ret = -EINVAL; |
1350 | goto end; | |
1351 | default: | |
04aa13f8 | 1352 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1353 | (int) estack_bx_t); |
1354 | ret = -EINVAL; | |
1355 | goto end; | |
1356 | } | |
1357 | break; | |
1358 | case REG_STRING: | |
1359 | switch (estack_bx_t) { | |
1360 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1361 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1362 | case REG_DOUBLE: /* Fall-through */ |
1363 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1364 | ret = -EINVAL; |
1365 | goto end; | |
1366 | case REG_STRING: | |
04aa13f8 | 1367 | JUMP_TO(BYTECODE_OP_LE_STRING); |
53569322 | 1368 | default: |
04aa13f8 | 1369 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1370 | (int) estack_bx_t); |
1371 | ret = -EINVAL; | |
1372 | goto end; | |
1373 | } | |
1374 | break; | |
1375 | default: | |
04aa13f8 | 1376 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1377 | (int) estack_ax_t); |
1378 | ret = -EINVAL; | |
1379 | goto end; | |
1380 | } | |
1381 | } | |
97b58163 | 1382 | |
04aa13f8 | 1383 | OP(BYTECODE_OP_EQ_STRING): |
97b58163 | 1384 | { |
0305960f MD |
1385 | int res; |
1386 | ||
9b33aac4 | 1387 | res = (stack_strcmp(stack, top, "==") == 0); |
53569322 | 1388 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1389 | estack_ax_v = res; |
53569322 | 1390 | estack_ax_t = REG_S64; |
97b58163 MD |
1391 | next_pc += sizeof(struct binary_op); |
1392 | PO; | |
1393 | } | |
04aa13f8 | 1394 | OP(BYTECODE_OP_NE_STRING): |
97b58163 | 1395 | { |
0305960f MD |
1396 | int res; |
1397 | ||
9b33aac4 | 1398 | res = (stack_strcmp(stack, top, "!=") != 0); |
53569322 | 1399 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1400 | estack_ax_v = res; |
53569322 | 1401 | estack_ax_t = REG_S64; |
97b58163 MD |
1402 | next_pc += sizeof(struct binary_op); |
1403 | PO; | |
1404 | } | |
04aa13f8 | 1405 | OP(BYTECODE_OP_GT_STRING): |
97b58163 | 1406 | { |
0305960f MD |
1407 | int res; |
1408 | ||
9b33aac4 | 1409 | res = (stack_strcmp(stack, top, ">") > 0); |
53569322 | 1410 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1411 | estack_ax_v = res; |
53569322 | 1412 | estack_ax_t = REG_S64; |
97b58163 MD |
1413 | next_pc += sizeof(struct binary_op); |
1414 | PO; | |
1415 | } | |
04aa13f8 | 1416 | OP(BYTECODE_OP_LT_STRING): |
97b58163 | 1417 | { |
0305960f MD |
1418 | int res; |
1419 | ||
9b33aac4 | 1420 | res = (stack_strcmp(stack, top, "<") < 0); |
53569322 | 1421 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1422 | estack_ax_v = res; |
53569322 | 1423 | estack_ax_t = REG_S64; |
97b58163 MD |
1424 | next_pc += sizeof(struct binary_op); |
1425 | PO; | |
1426 | } | |
04aa13f8 | 1427 | OP(BYTECODE_OP_GE_STRING): |
97b58163 | 1428 | { |
0305960f MD |
1429 | int res; |
1430 | ||
9b33aac4 | 1431 | res = (stack_strcmp(stack, top, ">=") >= 0); |
53569322 | 1432 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1433 | estack_ax_v = res; |
53569322 | 1434 | estack_ax_t = REG_S64; |
97b58163 MD |
1435 | next_pc += sizeof(struct binary_op); |
1436 | PO; | |
1437 | } | |
04aa13f8 | 1438 | OP(BYTECODE_OP_LE_STRING): |
97b58163 | 1439 | { |
0305960f MD |
1440 | int res; |
1441 | ||
9b33aac4 | 1442 | res = (stack_strcmp(stack, top, "<=") <= 0); |
53569322 | 1443 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1444 | estack_ax_v = res; |
53569322 | 1445 | estack_ax_t = REG_S64; |
97b58163 MD |
1446 | next_pc += sizeof(struct binary_op); |
1447 | PO; | |
1448 | } | |
1449 | ||
04aa13f8 | 1450 | OP(BYTECODE_OP_EQ_STAR_GLOB_STRING): |
3151a51d PP |
1451 | { |
1452 | int res; | |
1453 | ||
1454 | res = (stack_star_glob_match(stack, top, "==") == 0); | |
1455 | estack_pop(stack, top, ax, bx, ax_t, bx_t); | |
1456 | estack_ax_v = res; | |
1457 | estack_ax_t = REG_S64; | |
1458 | next_pc += sizeof(struct binary_op); | |
1459 | PO; | |
1460 | } | |
04aa13f8 | 1461 | OP(BYTECODE_OP_NE_STAR_GLOB_STRING): |
3151a51d PP |
1462 | { |
1463 | int res; | |
1464 | ||
1465 | res = (stack_star_glob_match(stack, top, "!=") != 0); | |
1466 | estack_pop(stack, top, ax, bx, ax_t, bx_t); | |
1467 | estack_ax_v = res; | |
1468 | estack_ax_t = REG_S64; | |
1469 | next_pc += sizeof(struct binary_op); | |
1470 | PO; | |
1471 | } | |
1472 | ||
04aa13f8 | 1473 | OP(BYTECODE_OP_EQ_S64): |
97b58163 | 1474 | { |
0305960f MD |
1475 | int res; |
1476 | ||
9b33aac4 | 1477 | res = (estack_bx_v == estack_ax_v); |
53569322 | 1478 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1479 | estack_ax_v = res; |
53569322 | 1480 | estack_ax_t = REG_S64; |
97b58163 MD |
1481 | next_pc += sizeof(struct binary_op); |
1482 | PO; | |
1483 | } | |
04aa13f8 | 1484 | OP(BYTECODE_OP_NE_S64): |
97b58163 | 1485 | { |
0305960f MD |
1486 | int res; |
1487 | ||
9b33aac4 | 1488 | res = (estack_bx_v != estack_ax_v); |
53569322 | 1489 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1490 | estack_ax_v = res; |
53569322 | 1491 | estack_ax_t = REG_S64; |
97b58163 MD |
1492 | next_pc += sizeof(struct binary_op); |
1493 | PO; | |
1494 | } | |
04aa13f8 | 1495 | OP(BYTECODE_OP_GT_S64): |
97b58163 | 1496 | { |
0305960f MD |
1497 | int res; |
1498 | ||
9b33aac4 | 1499 | res = (estack_bx_v > estack_ax_v); |
53569322 | 1500 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1501 | estack_ax_v = res; |
53569322 | 1502 | estack_ax_t = REG_S64; |
97b58163 MD |
1503 | next_pc += sizeof(struct binary_op); |
1504 | PO; | |
1505 | } | |
04aa13f8 | 1506 | OP(BYTECODE_OP_LT_S64): |
97b58163 | 1507 | { |
0305960f MD |
1508 | int res; |
1509 | ||
9b33aac4 | 1510 | res = (estack_bx_v < estack_ax_v); |
53569322 | 1511 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1512 | estack_ax_v = res; |
53569322 | 1513 | estack_ax_t = REG_S64; |
97b58163 MD |
1514 | next_pc += sizeof(struct binary_op); |
1515 | PO; | |
1516 | } | |
04aa13f8 | 1517 | OP(BYTECODE_OP_GE_S64): |
97b58163 | 1518 | { |
0305960f MD |
1519 | int res; |
1520 | ||
9b33aac4 | 1521 | res = (estack_bx_v >= estack_ax_v); |
53569322 | 1522 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1523 | estack_ax_v = res; |
53569322 | 1524 | estack_ax_t = REG_S64; |
97b58163 MD |
1525 | next_pc += sizeof(struct binary_op); |
1526 | PO; | |
1527 | } | |
04aa13f8 | 1528 | OP(BYTECODE_OP_LE_S64): |
97b58163 | 1529 | { |
0305960f MD |
1530 | int res; |
1531 | ||
9b33aac4 | 1532 | res = (estack_bx_v <= estack_ax_v); |
53569322 | 1533 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1534 | estack_ax_v = res; |
53569322 | 1535 | estack_ax_t = REG_S64; |
97b58163 MD |
1536 | next_pc += sizeof(struct binary_op); |
1537 | PO; | |
1538 | } | |
1539 | ||
04aa13f8 | 1540 | OP(BYTECODE_OP_EQ_DOUBLE): |
97b58163 | 1541 | { |
0305960f MD |
1542 | int res; |
1543 | ||
9b33aac4 | 1544 | res = (estack_bx(stack, top)->u.d == estack_ax(stack, top)->u.d); |
53569322 | 1545 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1546 | estack_ax_v = res; |
53569322 | 1547 | estack_ax_t = REG_S64; |
97b58163 MD |
1548 | next_pc += sizeof(struct binary_op); |
1549 | PO; | |
1550 | } | |
04aa13f8 | 1551 | OP(BYTECODE_OP_NE_DOUBLE): |
97b58163 | 1552 | { |
0305960f MD |
1553 | int res; |
1554 | ||
9b33aac4 | 1555 | res = (estack_bx(stack, top)->u.d != estack_ax(stack, top)->u.d); |
53569322 | 1556 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1557 | estack_ax_v = res; |
53569322 | 1558 | estack_ax_t = REG_S64; |
97b58163 MD |
1559 | next_pc += sizeof(struct binary_op); |
1560 | PO; | |
1561 | } | |
04aa13f8 | 1562 | OP(BYTECODE_OP_GT_DOUBLE): |
97b58163 | 1563 | { |
0305960f MD |
1564 | int res; |
1565 | ||
9b33aac4 | 1566 | res = (estack_bx(stack, top)->u.d > estack_ax(stack, top)->u.d); |
53569322 | 1567 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1568 | estack_ax_v = res; |
53569322 | 1569 | estack_ax_t = REG_S64; |
97b58163 MD |
1570 | next_pc += sizeof(struct binary_op); |
1571 | PO; | |
1572 | } | |
04aa13f8 | 1573 | OP(BYTECODE_OP_LT_DOUBLE): |
97b58163 | 1574 | { |
0305960f MD |
1575 | int res; |
1576 | ||
9b33aac4 | 1577 | res = (estack_bx(stack, top)->u.d < estack_ax(stack, top)->u.d); |
53569322 | 1578 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1579 | estack_ax_v = res; |
53569322 | 1580 | estack_ax_t = REG_S64; |
97b58163 MD |
1581 | next_pc += sizeof(struct binary_op); |
1582 | PO; | |
1583 | } | |
04aa13f8 | 1584 | OP(BYTECODE_OP_GE_DOUBLE): |
97b58163 | 1585 | { |
0305960f MD |
1586 | int res; |
1587 | ||
9b33aac4 | 1588 | res = (estack_bx(stack, top)->u.d >= estack_ax(stack, top)->u.d); |
53569322 | 1589 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1590 | estack_ax_v = res; |
53569322 | 1591 | estack_ax_t = REG_S64; |
97b58163 MD |
1592 | next_pc += sizeof(struct binary_op); |
1593 | PO; | |
1594 | } | |
04aa13f8 | 1595 | OP(BYTECODE_OP_LE_DOUBLE): |
97b58163 | 1596 | { |
0305960f MD |
1597 | int res; |
1598 | ||
9b33aac4 | 1599 | res = (estack_bx(stack, top)->u.d <= estack_ax(stack, top)->u.d); |
53569322 | 1600 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1601 | estack_ax_v = res; |
53569322 | 1602 | estack_ax_t = REG_S64; |
dbea82ec MD |
1603 | next_pc += sizeof(struct binary_op); |
1604 | PO; | |
1605 | } | |
1606 | ||
1607 | /* Mixed S64-double binary comparators */ | |
04aa13f8 | 1608 | OP(BYTECODE_OP_EQ_DOUBLE_S64): |
dbea82ec MD |
1609 | { |
1610 | int res; | |
1611 | ||
9b33aac4 | 1612 | res = (estack_bx(stack, top)->u.d == estack_ax_v); |
53569322 | 1613 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1614 | estack_ax_v = res; |
53569322 | 1615 | estack_ax_t = REG_S64; |
dbea82ec MD |
1616 | next_pc += sizeof(struct binary_op); |
1617 | PO; | |
1618 | } | |
04aa13f8 | 1619 | OP(BYTECODE_OP_NE_DOUBLE_S64): |
dbea82ec MD |
1620 | { |
1621 | int res; | |
1622 | ||
9b33aac4 | 1623 | res = (estack_bx(stack, top)->u.d != estack_ax_v); |
53569322 | 1624 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1625 | estack_ax_v = res; |
53569322 | 1626 | estack_ax_t = REG_S64; |
dbea82ec MD |
1627 | next_pc += sizeof(struct binary_op); |
1628 | PO; | |
1629 | } | |
04aa13f8 | 1630 | OP(BYTECODE_OP_GT_DOUBLE_S64): |
dbea82ec MD |
1631 | { |
1632 | int res; | |
1633 | ||
9b33aac4 | 1634 | res = (estack_bx(stack, top)->u.d > estack_ax_v); |
53569322 | 1635 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1636 | estack_ax_v = res; |
53569322 | 1637 | estack_ax_t = REG_S64; |
dbea82ec MD |
1638 | next_pc += sizeof(struct binary_op); |
1639 | PO; | |
1640 | } | |
04aa13f8 | 1641 | OP(BYTECODE_OP_LT_DOUBLE_S64): |
dbea82ec MD |
1642 | { |
1643 | int res; | |
1644 | ||
9b33aac4 | 1645 | res = (estack_bx(stack, top)->u.d < estack_ax_v); |
53569322 | 1646 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1647 | estack_ax_v = res; |
53569322 | 1648 | estack_ax_t = REG_S64; |
dbea82ec MD |
1649 | next_pc += sizeof(struct binary_op); |
1650 | PO; | |
1651 | } | |
04aa13f8 | 1652 | OP(BYTECODE_OP_GE_DOUBLE_S64): |
dbea82ec MD |
1653 | { |
1654 | int res; | |
1655 | ||
9b33aac4 | 1656 | res = (estack_bx(stack, top)->u.d >= estack_ax_v); |
53569322 | 1657 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1658 | estack_ax_v = res; |
53569322 | 1659 | estack_ax_t = REG_S64; |
dbea82ec MD |
1660 | next_pc += sizeof(struct binary_op); |
1661 | PO; | |
1662 | } | |
04aa13f8 | 1663 | OP(BYTECODE_OP_LE_DOUBLE_S64): |
dbea82ec MD |
1664 | { |
1665 | int res; | |
1666 | ||
9b33aac4 | 1667 | res = (estack_bx(stack, top)->u.d <= estack_ax_v); |
53569322 | 1668 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1669 | estack_ax_v = res; |
53569322 | 1670 | estack_ax_t = REG_S64; |
dbea82ec MD |
1671 | next_pc += sizeof(struct binary_op); |
1672 | PO; | |
1673 | } | |
1674 | ||
04aa13f8 | 1675 | OP(BYTECODE_OP_EQ_S64_DOUBLE): |
dbea82ec MD |
1676 | { |
1677 | int res; | |
1678 | ||
9b33aac4 | 1679 | res = (estack_bx_v == estack_ax(stack, top)->u.d); |
53569322 | 1680 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1681 | estack_ax_v = res; |
53569322 | 1682 | estack_ax_t = REG_S64; |
dbea82ec MD |
1683 | next_pc += sizeof(struct binary_op); |
1684 | PO; | |
1685 | } | |
04aa13f8 | 1686 | OP(BYTECODE_OP_NE_S64_DOUBLE): |
dbea82ec MD |
1687 | { |
1688 | int res; | |
1689 | ||
9b33aac4 | 1690 | res = (estack_bx_v != estack_ax(stack, top)->u.d); |
53569322 | 1691 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1692 | estack_ax_v = res; |
53569322 | 1693 | estack_ax_t = REG_S64; |
dbea82ec MD |
1694 | next_pc += sizeof(struct binary_op); |
1695 | PO; | |
1696 | } | |
04aa13f8 | 1697 | OP(BYTECODE_OP_GT_S64_DOUBLE): |
dbea82ec MD |
1698 | { |
1699 | int res; | |
1700 | ||
9b33aac4 | 1701 | res = (estack_bx_v > estack_ax(stack, top)->u.d); |
53569322 | 1702 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1703 | estack_ax_v = res; |
53569322 | 1704 | estack_ax_t = REG_S64; |
dbea82ec MD |
1705 | next_pc += sizeof(struct binary_op); |
1706 | PO; | |
1707 | } | |
04aa13f8 | 1708 | OP(BYTECODE_OP_LT_S64_DOUBLE): |
dbea82ec MD |
1709 | { |
1710 | int res; | |
1711 | ||
9b33aac4 | 1712 | res = (estack_bx_v < estack_ax(stack, top)->u.d); |
53569322 | 1713 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1714 | estack_ax_v = res; |
53569322 | 1715 | estack_ax_t = REG_S64; |
dbea82ec MD |
1716 | next_pc += sizeof(struct binary_op); |
1717 | PO; | |
1718 | } | |
04aa13f8 | 1719 | OP(BYTECODE_OP_GE_S64_DOUBLE): |
dbea82ec MD |
1720 | { |
1721 | int res; | |
1722 | ||
9b33aac4 | 1723 | res = (estack_bx_v >= estack_ax(stack, top)->u.d); |
53569322 | 1724 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1725 | estack_ax_v = res; |
53569322 | 1726 | estack_ax_t = REG_S64; |
dbea82ec MD |
1727 | next_pc += sizeof(struct binary_op); |
1728 | PO; | |
1729 | } | |
04aa13f8 | 1730 | OP(BYTECODE_OP_LE_S64_DOUBLE): |
dbea82ec MD |
1731 | { |
1732 | int res; | |
1733 | ||
9b33aac4 | 1734 | res = (estack_bx_v <= estack_ax(stack, top)->u.d); |
53569322 | 1735 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1736 | estack_ax_v = res; |
53569322 | 1737 | estack_ax_t = REG_S64; |
97b58163 MD |
1738 | next_pc += sizeof(struct binary_op); |
1739 | PO; | |
1740 | } | |
04aa13f8 | 1741 | OP(BYTECODE_OP_BIT_RSHIFT): |
0039e2d8 MD |
1742 | { |
1743 | int64_t res; | |
1744 | ||
d97f9b78 | 1745 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
0039e2d8 MD |
1746 | ret = -EINVAL; |
1747 | goto end; | |
1748 | } | |
d97f9b78 | 1749 | |
3703f1d2 MD |
1750 | /* Catch undefined behavior. */ |
1751 | if (caa_unlikely(estack_ax_v < 0 || estack_ax_v >= 64)) { | |
1752 | ret = -EINVAL; | |
1753 | goto end; | |
1754 | } | |
4e8f9a89 | 1755 | res = ((uint64_t) estack_bx_v >> (uint32_t) estack_ax_v); |
0039e2d8 MD |
1756 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1757 | estack_ax_v = res; | |
d97f9b78 | 1758 | estack_ax_t = REG_U64; |
0039e2d8 MD |
1759 | next_pc += sizeof(struct binary_op); |
1760 | PO; | |
1761 | } | |
04aa13f8 | 1762 | OP(BYTECODE_OP_BIT_LSHIFT): |
0039e2d8 MD |
1763 | { |
1764 | int64_t res; | |
1765 | ||
d97f9b78 | 1766 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
0039e2d8 MD |
1767 | ret = -EINVAL; |
1768 | goto end; | |
1769 | } | |
d97f9b78 | 1770 | |
3703f1d2 MD |
1771 | /* Catch undefined behavior. */ |
1772 | if (caa_unlikely(estack_ax_v < 0 || estack_ax_v >= 64)) { | |
1773 | ret = -EINVAL; | |
1774 | goto end; | |
1775 | } | |
4e8f9a89 | 1776 | res = ((uint64_t) estack_bx_v << (uint32_t) estack_ax_v); |
0039e2d8 MD |
1777 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1778 | estack_ax_v = res; | |
d97f9b78 | 1779 | estack_ax_t = REG_U64; |
0039e2d8 MD |
1780 | next_pc += sizeof(struct binary_op); |
1781 | PO; | |
1782 | } | |
04aa13f8 | 1783 | OP(BYTECODE_OP_BIT_AND): |
47e5f13e MD |
1784 | { |
1785 | int64_t res; | |
1786 | ||
d97f9b78 | 1787 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
47e5f13e MD |
1788 | ret = -EINVAL; |
1789 | goto end; | |
1790 | } | |
1791 | ||
4e8f9a89 | 1792 | res = ((uint64_t) estack_bx_v & (uint64_t) estack_ax_v); |
47e5f13e MD |
1793 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1794 | estack_ax_v = res; | |
d97f9b78 | 1795 | estack_ax_t = REG_U64; |
47e5f13e MD |
1796 | next_pc += sizeof(struct binary_op); |
1797 | PO; | |
1798 | } | |
04aa13f8 | 1799 | OP(BYTECODE_OP_BIT_OR): |
47e5f13e MD |
1800 | { |
1801 | int64_t res; | |
1802 | ||
d97f9b78 | 1803 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
47e5f13e MD |
1804 | ret = -EINVAL; |
1805 | goto end; | |
1806 | } | |
1807 | ||
4e8f9a89 | 1808 | res = ((uint64_t) estack_bx_v | (uint64_t) estack_ax_v); |
47e5f13e MD |
1809 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1810 | estack_ax_v = res; | |
d97f9b78 | 1811 | estack_ax_t = REG_U64; |
47e5f13e MD |
1812 | next_pc += sizeof(struct binary_op); |
1813 | PO; | |
1814 | } | |
04aa13f8 | 1815 | OP(BYTECODE_OP_BIT_XOR): |
47e5f13e MD |
1816 | { |
1817 | int64_t res; | |
1818 | ||
d97f9b78 | 1819 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
47e5f13e MD |
1820 | ret = -EINVAL; |
1821 | goto end; | |
1822 | } | |
1823 | ||
4e8f9a89 | 1824 | res = ((uint64_t) estack_bx_v ^ (uint64_t) estack_ax_v); |
47e5f13e MD |
1825 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1826 | estack_ax_v = res; | |
d97f9b78 | 1827 | estack_ax_t = REG_U64; |
47e5f13e MD |
1828 | next_pc += sizeof(struct binary_op); |
1829 | PO; | |
1830 | } | |
97b58163 MD |
1831 | |
1832 | /* unary */ | |
04aa13f8 | 1833 | OP(BYTECODE_OP_UNARY_PLUS): |
53569322 MD |
1834 | { |
1835 | /* Dynamic typing. */ | |
1836 | switch (estack_ax_t) { | |
1837 | case REG_S64: /* Fall-through. */ | |
d97f9b78 | 1838 | case REG_U64: |
04aa13f8 | 1839 | JUMP_TO(BYTECODE_OP_UNARY_PLUS_S64); |
53569322 | 1840 | case REG_DOUBLE: |
04aa13f8 | 1841 | JUMP_TO(BYTECODE_OP_UNARY_PLUS_DOUBLE); |
3151a51d PP |
1842 | case REG_STRING: /* Fall-through */ |
1843 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1844 | ret = -EINVAL; |
1845 | goto end; | |
1846 | default: | |
04aa13f8 | 1847 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1848 | (int) estack_ax_t); |
1849 | ret = -EINVAL; | |
1850 | goto end; | |
1851 | } | |
1852 | } | |
04aa13f8 | 1853 | OP(BYTECODE_OP_UNARY_MINUS): |
53569322 MD |
1854 | { |
1855 | /* Dynamic typing. */ | |
1856 | switch (estack_ax_t) { | |
d97f9b78 MD |
1857 | case REG_S64: /* Fall-through. */ |
1858 | case REG_U64: | |
04aa13f8 | 1859 | JUMP_TO(BYTECODE_OP_UNARY_MINUS_S64); |
53569322 | 1860 | case REG_DOUBLE: |
04aa13f8 | 1861 | JUMP_TO(BYTECODE_OP_UNARY_MINUS_DOUBLE); |
3151a51d PP |
1862 | case REG_STRING: /* Fall-through */ |
1863 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1864 | ret = -EINVAL; |
1865 | goto end; | |
1866 | default: | |
04aa13f8 | 1867 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1868 | (int) estack_ax_t); |
1869 | ret = -EINVAL; | |
1870 | goto end; | |
1871 | } | |
1872 | } | |
04aa13f8 | 1873 | OP(BYTECODE_OP_UNARY_NOT): |
53569322 MD |
1874 | { |
1875 | /* Dynamic typing. */ | |
1876 | switch (estack_ax_t) { | |
d97f9b78 MD |
1877 | case REG_S64: /* Fall-through. */ |
1878 | case REG_U64: | |
04aa13f8 | 1879 | JUMP_TO(BYTECODE_OP_UNARY_NOT_S64); |
53569322 | 1880 | case REG_DOUBLE: |
04aa13f8 | 1881 | JUMP_TO(BYTECODE_OP_UNARY_NOT_DOUBLE); |
3151a51d PP |
1882 | case REG_STRING: /* Fall-through */ |
1883 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1884 | ret = -EINVAL; |
1885 | goto end; | |
1886 | default: | |
04aa13f8 | 1887 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1888 | (int) estack_ax_t); |
1889 | ret = -EINVAL; | |
1890 | goto end; | |
1891 | } | |
1892 | next_pc += sizeof(struct unary_op); | |
1893 | PO; | |
1894 | } | |
97b58163 | 1895 | |
04aa13f8 | 1896 | OP(BYTECODE_OP_UNARY_BIT_NOT): |
0039e2d8 MD |
1897 | { |
1898 | /* Dynamic typing. */ | |
d97f9b78 | 1899 | if (!IS_INTEGER_REGISTER(estack_ax_t)) { |
0039e2d8 MD |
1900 | ret = -EINVAL; |
1901 | goto end; | |
1902 | } | |
1903 | ||
4e8f9a89 | 1904 | estack_ax_v = ~(uint64_t) estack_ax_v; |
d97f9b78 | 1905 | estack_ax_t = REG_U64; |
0039e2d8 MD |
1906 | next_pc += sizeof(struct unary_op); |
1907 | PO; | |
1908 | } | |
1909 | ||
04aa13f8 FD |
1910 | OP(BYTECODE_OP_UNARY_PLUS_S64): |
1911 | OP(BYTECODE_OP_UNARY_PLUS_DOUBLE): | |
97b58163 MD |
1912 | { |
1913 | next_pc += sizeof(struct unary_op); | |
1914 | PO; | |
1915 | } | |
04aa13f8 | 1916 | OP(BYTECODE_OP_UNARY_MINUS_S64): |
97b58163 | 1917 | { |
9b33aac4 | 1918 | estack_ax_v = -estack_ax_v; |
97b58163 MD |
1919 | next_pc += sizeof(struct unary_op); |
1920 | PO; | |
1921 | } | |
04aa13f8 | 1922 | OP(BYTECODE_OP_UNARY_MINUS_DOUBLE): |
97b58163 | 1923 | { |
9b33aac4 | 1924 | estack_ax(stack, top)->u.d = -estack_ax(stack, top)->u.d; |
97b58163 MD |
1925 | next_pc += sizeof(struct unary_op); |
1926 | PO; | |
1927 | } | |
04aa13f8 | 1928 | OP(BYTECODE_OP_UNARY_NOT_S64): |
97b58163 | 1929 | { |
9b33aac4 | 1930 | estack_ax_v = !estack_ax_v; |
d97f9b78 | 1931 | estack_ax_t = REG_S64; |
97b58163 MD |
1932 | next_pc += sizeof(struct unary_op); |
1933 | PO; | |
1934 | } | |
04aa13f8 | 1935 | OP(BYTECODE_OP_UNARY_NOT_DOUBLE): |
97b58163 | 1936 | { |
53569322 MD |
1937 | estack_ax_v = !estack_ax(stack, top)->u.d; |
1938 | estack_ax_t = REG_S64; | |
97b58163 MD |
1939 | next_pc += sizeof(struct unary_op); |
1940 | PO; | |
1941 | } | |
1942 | ||
1943 | /* logical */ | |
04aa13f8 | 1944 | OP(BYTECODE_OP_AND): |
97b58163 MD |
1945 | { |
1946 | struct logical_op *insn = (struct logical_op *) pc; | |
1947 | ||
d97f9b78 | 1948 | if (estack_ax_t != REG_S64 && estack_ax_t != REG_U64) { |
53569322 MD |
1949 | ret = -EINVAL; |
1950 | goto end; | |
1951 | } | |
0305960f | 1952 | /* If AX is 0, skip and evaluate to 0 */ |
9b33aac4 | 1953 | if (unlikely(estack_ax_v == 0)) { |
97b58163 MD |
1954 | dbg_printf("Jumping to bytecode offset %u\n", |
1955 | (unsigned int) insn->skip_offset); | |
1956 | next_pc = start_pc + insn->skip_offset; | |
1957 | } else { | |
71c1ceeb | 1958 | /* Pop 1 when jump not taken */ |
53569322 | 1959 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
97b58163 MD |
1960 | next_pc += sizeof(struct logical_op); |
1961 | } | |
1962 | PO; | |
1963 | } | |
04aa13f8 | 1964 | OP(BYTECODE_OP_OR): |
97b58163 MD |
1965 | { |
1966 | struct logical_op *insn = (struct logical_op *) pc; | |
1967 | ||
d97f9b78 | 1968 | if (estack_ax_t != REG_S64 && estack_ax_t != REG_U64) { |
53569322 MD |
1969 | ret = -EINVAL; |
1970 | goto end; | |
1971 | } | |
0305960f | 1972 | /* If AX is nonzero, skip and evaluate to 1 */ |
9b33aac4 MD |
1973 | if (unlikely(estack_ax_v != 0)) { |
1974 | estack_ax_v = 1; | |
97b58163 MD |
1975 | dbg_printf("Jumping to bytecode offset %u\n", |
1976 | (unsigned int) insn->skip_offset); | |
1977 | next_pc = start_pc + insn->skip_offset; | |
1978 | } else { | |
71c1ceeb | 1979 | /* Pop 1 when jump not taken */ |
53569322 | 1980 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
97b58163 MD |
1981 | next_pc += sizeof(struct logical_op); |
1982 | } | |
1983 | PO; | |
1984 | } | |
1985 | ||
1986 | ||
77aa5901 | 1987 | /* load field ref */ |
04aa13f8 | 1988 | OP(BYTECODE_OP_LOAD_FIELD_REF_STRING): |
97b58163 MD |
1989 | { |
1990 | struct load_op *insn = (struct load_op *) pc; | |
1991 | struct field_ref *ref = (struct field_ref *) insn->data; | |
1992 | ||
1993 | dbg_printf("load field ref offset %u type string\n", | |
1994 | ref->offset); | |
53569322 | 1995 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1996 | estack_ax(stack, top)->u.s.str = |
f3503ba9 | 1997 | *(const char * const *) &interpreter_stack_data[ref->offset]; |
9b33aac4 | 1998 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { |
04aa13f8 | 1999 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
97b58163 MD |
2000 | ret = -EINVAL; |
2001 | goto end; | |
2002 | } | |
a63d0dc8 | 2003 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2004 | estack_ax(stack, top)->u.s.literal_type = |
2005 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
53569322 | 2006 | estack_ax_t = REG_STRING; |
9b33aac4 | 2007 | dbg_printf("ref load string %s\n", estack_ax(stack, top)->u.s.str); |
97b58163 MD |
2008 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
2009 | PO; | |
2010 | } | |
2011 | ||
04aa13f8 | 2012 | OP(BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE): |
97b58163 MD |
2013 | { |
2014 | struct load_op *insn = (struct load_op *) pc; | |
2015 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2016 | ||
2017 | dbg_printf("load field ref offset %u type sequence\n", | |
2018 | ref->offset); | |
53569322 | 2019 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2020 | estack_ax(stack, top)->u.s.seq_len = |
f3503ba9 | 2021 | *(unsigned long *) &interpreter_stack_data[ref->offset]; |
9b33aac4 | 2022 | estack_ax(stack, top)->u.s.str = |
f3503ba9 | 2023 | *(const char **) (&interpreter_stack_data[ref->offset |
97b58163 | 2024 | + sizeof(unsigned long)]); |
53569322 | 2025 | estack_ax_t = REG_STRING; |
9b33aac4 | 2026 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { |
04aa13f8 | 2027 | dbg_printf("Interpreter warning: loading a NULL sequence.\n"); |
97b58163 MD |
2028 | ret = -EINVAL; |
2029 | goto end; | |
2030 | } | |
3151a51d PP |
2031 | estack_ax(stack, top)->u.s.literal_type = |
2032 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
97b58163 MD |
2033 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
2034 | PO; | |
2035 | } | |
2036 | ||
04aa13f8 | 2037 | OP(BYTECODE_OP_LOAD_FIELD_REF_S64): |
97b58163 MD |
2038 | { |
2039 | struct load_op *insn = (struct load_op *) pc; | |
2040 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2041 | ||
2042 | dbg_printf("load field ref offset %u type s64\n", | |
2043 | ref->offset); | |
53569322 | 2044 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2045 | estack_ax_v = |
f3503ba9 | 2046 | ((struct literal_numeric *) &interpreter_stack_data[ref->offset])->v; |
53569322 | 2047 | estack_ax_t = REG_S64; |
9b33aac4 | 2048 | dbg_printf("ref load s64 %" PRIi64 "\n", estack_ax_v); |
97b58163 MD |
2049 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
2050 | PO; | |
2051 | } | |
2052 | ||
04aa13f8 | 2053 | OP(BYTECODE_OP_LOAD_FIELD_REF_DOUBLE): |
97b58163 MD |
2054 | { |
2055 | struct load_op *insn = (struct load_op *) pc; | |
2056 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2057 | ||
2058 | dbg_printf("load field ref offset %u type double\n", | |
2059 | ref->offset); | |
53569322 | 2060 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
f3503ba9 | 2061 | memcpy(&estack_ax(stack, top)->u.d, &interpreter_stack_data[ref->offset], |
97b58163 | 2062 | sizeof(struct literal_double)); |
53569322 | 2063 | estack_ax_t = REG_DOUBLE; |
9b33aac4 | 2064 | dbg_printf("ref load double %g\n", estack_ax(stack, top)->u.d); |
97b58163 MD |
2065 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
2066 | PO; | |
2067 | } | |
2068 | ||
77aa5901 | 2069 | /* load from immediate operand */ |
04aa13f8 | 2070 | OP(BYTECODE_OP_LOAD_STRING): |
97b58163 MD |
2071 | { |
2072 | struct load_op *insn = (struct load_op *) pc; | |
2073 | ||
2074 | dbg_printf("load string %s\n", insn->data); | |
53569322 | 2075 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2076 | estack_ax(stack, top)->u.s.str = insn->data; |
a63d0dc8 | 2077 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2078 | estack_ax(stack, top)->u.s.literal_type = |
2079 | ESTACK_STRING_LITERAL_TYPE_PLAIN; | |
53569322 | 2080 | estack_ax_t = REG_STRING; |
97b58163 MD |
2081 | next_pc += sizeof(struct load_op) + strlen(insn->data) + 1; |
2082 | PO; | |
2083 | } | |
2084 | ||
04aa13f8 | 2085 | OP(BYTECODE_OP_LOAD_STAR_GLOB_STRING): |
3151a51d PP |
2086 | { |
2087 | struct load_op *insn = (struct load_op *) pc; | |
2088 | ||
2089 | dbg_printf("load globbing pattern %s\n", insn->data); | |
2090 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2091 | estack_ax(stack, top)->u.s.str = insn->data; | |
a63d0dc8 | 2092 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2093 | estack_ax(stack, top)->u.s.literal_type = |
2094 | ESTACK_STRING_LITERAL_TYPE_STAR_GLOB; | |
2095 | estack_ax_t = REG_STAR_GLOB_STRING; | |
2096 | next_pc += sizeof(struct load_op) + strlen(insn->data) + 1; | |
2097 | PO; | |
2098 | } | |
2099 | ||
04aa13f8 | 2100 | OP(BYTECODE_OP_LOAD_S64): |
97b58163 MD |
2101 | { |
2102 | struct load_op *insn = (struct load_op *) pc; | |
2103 | ||
53569322 | 2104 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2105 | estack_ax_v = ((struct literal_numeric *) insn->data)->v; |
53569322 | 2106 | estack_ax_t = REG_S64; |
9b33aac4 | 2107 | dbg_printf("load s64 %" PRIi64 "\n", estack_ax_v); |
97b58163 MD |
2108 | next_pc += sizeof(struct load_op) |
2109 | + sizeof(struct literal_numeric); | |
2110 | PO; | |
2111 | } | |
2112 | ||
04aa13f8 | 2113 | OP(BYTECODE_OP_LOAD_DOUBLE): |
97b58163 MD |
2114 | { |
2115 | struct load_op *insn = (struct load_op *) pc; | |
2116 | ||
53569322 | 2117 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2118 | memcpy(&estack_ax(stack, top)->u.d, insn->data, |
97b58163 | 2119 | sizeof(struct literal_double)); |
53569322 MD |
2120 | estack_ax_t = REG_DOUBLE; |
2121 | dbg_printf("load double %g\n", estack_ax(stack, top)->u.d); | |
97b58163 MD |
2122 | next_pc += sizeof(struct load_op) |
2123 | + sizeof(struct literal_double); | |
2124 | PO; | |
2125 | } | |
2126 | ||
2127 | /* cast */ | |
04aa13f8 | 2128 | OP(BYTECODE_OP_CAST_TO_S64): |
53569322 MD |
2129 | { |
2130 | /* Dynamic typing. */ | |
2131 | switch (estack_ax_t) { | |
2132 | case REG_S64: | |
04aa13f8 | 2133 | JUMP_TO(BYTECODE_OP_CAST_NOP); |
53569322 | 2134 | case REG_DOUBLE: |
04aa13f8 | 2135 | JUMP_TO(BYTECODE_OP_CAST_DOUBLE_TO_S64); |
d97f9b78 MD |
2136 | case REG_U64: |
2137 | estack_ax_t = REG_S64; | |
2138 | next_pc += sizeof(struct cast_op); | |
3151a51d PP |
2139 | case REG_STRING: /* Fall-through */ |
2140 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
2141 | ret = -EINVAL; |
2142 | goto end; | |
2143 | default: | |
04aa13f8 | 2144 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
2145 | (int) estack_ax_t); |
2146 | ret = -EINVAL; | |
2147 | goto end; | |
2148 | } | |
2149 | } | |
97b58163 | 2150 | |
04aa13f8 | 2151 | OP(BYTECODE_OP_CAST_DOUBLE_TO_S64): |
97b58163 | 2152 | { |
9b33aac4 | 2153 | estack_ax_v = (int64_t) estack_ax(stack, top)->u.d; |
53569322 | 2154 | estack_ax_t = REG_S64; |
97b58163 MD |
2155 | next_pc += sizeof(struct cast_op); |
2156 | PO; | |
2157 | } | |
2158 | ||
04aa13f8 | 2159 | OP(BYTECODE_OP_CAST_NOP): |
97b58163 MD |
2160 | { |
2161 | next_pc += sizeof(struct cast_op); | |
2162 | PO; | |
2163 | } | |
2164 | ||
77aa5901 | 2165 | /* get context ref */ |
04aa13f8 | 2166 | OP(BYTECODE_OP_GET_CONTEXT_REF): |
53569322 MD |
2167 | { |
2168 | struct load_op *insn = (struct load_op *) pc; | |
2169 | struct field_ref *ref = (struct field_ref *) insn->data; | |
53569322 MD |
2170 | struct lttng_ctx_field *ctx_field; |
2171 | struct lttng_ctx_value v; | |
2172 | ||
2173 | dbg_printf("get context ref offset %u type dynamic\n", | |
2174 | ref->offset); | |
53569322 MD |
2175 | ctx_field = &ctx->fields[ref->offset]; |
2176 | ctx_field->get_value(ctx_field, &v); | |
2177 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2178 | switch (v.sel) { | |
2179 | case LTTNG_UST_DYNAMIC_TYPE_NONE: | |
2180 | ret = -EINVAL; | |
2181 | goto end; | |
2182 | case LTTNG_UST_DYNAMIC_TYPE_S64: | |
2183 | estack_ax_v = v.u.s64; | |
2184 | estack_ax_t = REG_S64; | |
2185 | dbg_printf("ref get context dynamic s64 %" PRIi64 "\n", estack_ax_v); | |
2186 | break; | |
2187 | case LTTNG_UST_DYNAMIC_TYPE_DOUBLE: | |
2188 | estack_ax(stack, top)->u.d = v.u.d; | |
2189 | estack_ax_t = REG_DOUBLE; | |
2190 | dbg_printf("ref get context dynamic double %g\n", estack_ax(stack, top)->u.d); | |
2191 | break; | |
2192 | case LTTNG_UST_DYNAMIC_TYPE_STRING: | |
2193 | estack_ax(stack, top)->u.s.str = v.u.str; | |
2194 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { | |
04aa13f8 | 2195 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
53569322 MD |
2196 | ret = -EINVAL; |
2197 | goto end; | |
2198 | } | |
a63d0dc8 | 2199 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2200 | estack_ax(stack, top)->u.s.literal_type = |
2201 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
53569322 MD |
2202 | dbg_printf("ref get context dynamic string %s\n", estack_ax(stack, top)->u.s.str); |
2203 | estack_ax_t = REG_STRING; | |
2204 | break; | |
2205 | default: | |
04aa13f8 | 2206 | dbg_printf("Interpreter warning: unknown dynamic type (%d).\n", (int) v.sel); |
53569322 MD |
2207 | ret = -EINVAL; |
2208 | goto end; | |
2209 | } | |
2210 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2211 | PO; | |
2212 | } | |
2213 | ||
04aa13f8 | 2214 | OP(BYTECODE_OP_GET_CONTEXT_REF_STRING): |
77aa5901 MD |
2215 | { |
2216 | struct load_op *insn = (struct load_op *) pc; | |
2217 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2218 | struct lttng_ctx_field *ctx_field; | |
53569322 | 2219 | struct lttng_ctx_value v; |
77aa5901 MD |
2220 | |
2221 | dbg_printf("get context ref offset %u type string\n", | |
2222 | ref->offset); | |
53569322 | 2223 | ctx_field = &ctx->fields[ref->offset]; |
77aa5901 | 2224 | ctx_field->get_value(ctx_field, &v); |
53569322 MD |
2225 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
2226 | estack_ax(stack, top)->u.s.str = v.u.str; | |
77aa5901 | 2227 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { |
04aa13f8 | 2228 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
77aa5901 MD |
2229 | ret = -EINVAL; |
2230 | goto end; | |
2231 | } | |
a63d0dc8 | 2232 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2233 | estack_ax(stack, top)->u.s.literal_type = |
2234 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
53569322 | 2235 | estack_ax_t = REG_STRING; |
77aa5901 MD |
2236 | dbg_printf("ref get context string %s\n", estack_ax(stack, top)->u.s.str); |
2237 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2238 | PO; | |
2239 | } | |
2240 | ||
04aa13f8 | 2241 | OP(BYTECODE_OP_GET_CONTEXT_REF_S64): |
77aa5901 MD |
2242 | { |
2243 | struct load_op *insn = (struct load_op *) pc; | |
2244 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2245 | struct lttng_ctx_field *ctx_field; | |
53569322 | 2246 | struct lttng_ctx_value v; |
77aa5901 MD |
2247 | |
2248 | dbg_printf("get context ref offset %u type s64\n", | |
2249 | ref->offset); | |
53569322 | 2250 | ctx_field = &ctx->fields[ref->offset]; |
77aa5901 | 2251 | ctx_field->get_value(ctx_field, &v); |
53569322 MD |
2252 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
2253 | estack_ax_v = v.u.s64; | |
2254 | estack_ax_t = REG_S64; | |
77aa5901 MD |
2255 | dbg_printf("ref get context s64 %" PRIi64 "\n", estack_ax_v); |
2256 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2257 | PO; | |
2258 | } | |
2259 | ||
04aa13f8 | 2260 | OP(BYTECODE_OP_GET_CONTEXT_REF_DOUBLE): |
77aa5901 MD |
2261 | { |
2262 | struct load_op *insn = (struct load_op *) pc; | |
2263 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2264 | struct lttng_ctx_field *ctx_field; | |
53569322 | 2265 | struct lttng_ctx_value v; |
77aa5901 MD |
2266 | |
2267 | dbg_printf("get context ref offset %u type double\n", | |
2268 | ref->offset); | |
53569322 | 2269 | ctx_field = &ctx->fields[ref->offset]; |
77aa5901 | 2270 | ctx_field->get_value(ctx_field, &v); |
53569322 MD |
2271 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
2272 | memcpy(&estack_ax(stack, top)->u.d, &v.u.d, sizeof(struct literal_double)); | |
2273 | estack_ax_t = REG_DOUBLE; | |
77aa5901 MD |
2274 | dbg_printf("ref get context double %g\n", estack_ax(stack, top)->u.d); |
2275 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2276 | PO; | |
2277 | } | |
2278 | ||
04aa13f8 | 2279 | OP(BYTECODE_OP_GET_CONTEXT_ROOT): |
47e5f13e MD |
2280 | { |
2281 | dbg_printf("op get context root\n"); | |
2282 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2283 | estack_ax(stack, top)->u.ptr.type = LOAD_ROOT_CONTEXT; | |
2284 | /* "field" only needed for variants. */ | |
2285 | estack_ax(stack, top)->u.ptr.field = NULL; | |
2286 | estack_ax_t = REG_PTR; | |
2287 | next_pc += sizeof(struct load_op); | |
2288 | PO; | |
2289 | } | |
2290 | ||
04aa13f8 | 2291 | OP(BYTECODE_OP_GET_APP_CONTEXT_ROOT): |
47e5f13e MD |
2292 | { |
2293 | dbg_printf("op get app context root\n"); | |
2294 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2295 | estack_ax(stack, top)->u.ptr.type = LOAD_ROOT_APP_CONTEXT; | |
2296 | /* "field" only needed for variants. */ | |
2297 | estack_ax(stack, top)->u.ptr.field = NULL; | |
2298 | estack_ax_t = REG_PTR; | |
2299 | next_pc += sizeof(struct load_op); | |
2300 | PO; | |
2301 | } | |
2302 | ||
04aa13f8 | 2303 | OP(BYTECODE_OP_GET_PAYLOAD_ROOT): |
47e5f13e MD |
2304 | { |
2305 | dbg_printf("op get app payload root\n"); | |
2306 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2307 | estack_ax(stack, top)->u.ptr.type = LOAD_ROOT_PAYLOAD; | |
f3503ba9 | 2308 | estack_ax(stack, top)->u.ptr.ptr = interpreter_stack_data; |
47e5f13e MD |
2309 | /* "field" only needed for variants. */ |
2310 | estack_ax(stack, top)->u.ptr.field = NULL; | |
2311 | estack_ax_t = REG_PTR; | |
2312 | next_pc += sizeof(struct load_op); | |
2313 | PO; | |
2314 | } | |
2315 | ||
04aa13f8 | 2316 | OP(BYTECODE_OP_GET_SYMBOL): |
47e5f13e MD |
2317 | { |
2318 | dbg_printf("op get symbol\n"); | |
2319 | switch (estack_ax(stack, top)->u.ptr.type) { | |
2320 | case LOAD_OBJECT: | |
2321 | ERR("Nested fields not implemented yet."); | |
2322 | ret = -EINVAL; | |
2323 | goto end; | |
2324 | case LOAD_ROOT_CONTEXT: | |
2325 | case LOAD_ROOT_APP_CONTEXT: | |
2326 | case LOAD_ROOT_PAYLOAD: | |
2327 | /* | |
2328 | * symbol lookup is performed by | |
2329 | * specialization. | |
2330 | */ | |
2331 | ret = -EINVAL; | |
2332 | goto end; | |
2333 | } | |
2334 | next_pc += sizeof(struct load_op) + sizeof(struct get_symbol); | |
2335 | PO; | |
2336 | } | |
2337 | ||
04aa13f8 | 2338 | OP(BYTECODE_OP_GET_SYMBOL_FIELD): |
47e5f13e MD |
2339 | { |
2340 | /* | |
2341 | * Used for first variant encountered in a | |
2342 | * traversal. Variants are not implemented yet. | |
2343 | */ | |
2344 | ret = -EINVAL; | |
2345 | goto end; | |
2346 | } | |
2347 | ||
04aa13f8 | 2348 | OP(BYTECODE_OP_GET_INDEX_U16): |
47e5f13e MD |
2349 | { |
2350 | struct load_op *insn = (struct load_op *) pc; | |
2351 | struct get_index_u16 *index = (struct get_index_u16 *) insn->data; | |
2352 | ||
2353 | dbg_printf("op get index u16\n"); | |
b77aaa1b | 2354 | ret = dynamic_get_index(ctx, bytecode, index->index, estack_ax(stack, top)); |
47e5f13e MD |
2355 | if (ret) |
2356 | goto end; | |
2357 | estack_ax_v = estack_ax(stack, top)->u.v; | |
2358 | estack_ax_t = estack_ax(stack, top)->type; | |
2359 | next_pc += sizeof(struct load_op) + sizeof(struct get_index_u16); | |
2360 | PO; | |
2361 | } | |
2362 | ||
04aa13f8 | 2363 | OP(BYTECODE_OP_GET_INDEX_U64): |
47e5f13e MD |
2364 | { |
2365 | struct load_op *insn = (struct load_op *) pc; | |
2366 | struct get_index_u64 *index = (struct get_index_u64 *) insn->data; | |
2367 | ||
2368 | dbg_printf("op get index u64\n"); | |
b77aaa1b | 2369 | ret = dynamic_get_index(ctx, bytecode, index->index, estack_ax(stack, top)); |
47e5f13e MD |
2370 | if (ret) |
2371 | goto end; | |
2372 | estack_ax_v = estack_ax(stack, top)->u.v; | |
2373 | estack_ax_t = estack_ax(stack, top)->type; | |
2374 | next_pc += sizeof(struct load_op) + sizeof(struct get_index_u64); | |
2375 | PO; | |
2376 | } | |
2377 | ||
04aa13f8 | 2378 | OP(BYTECODE_OP_LOAD_FIELD): |
47e5f13e MD |
2379 | { |
2380 | dbg_printf("op load field\n"); | |
2381 | ret = dynamic_load_field(estack_ax(stack, top)); | |
2382 | if (ret) | |
2383 | goto end; | |
2384 | estack_ax_v = estack_ax(stack, top)->u.v; | |
2385 | estack_ax_t = estack_ax(stack, top)->type; | |
2386 | next_pc += sizeof(struct load_op); | |
2387 | PO; | |
2388 | } | |
2389 | ||
04aa13f8 | 2390 | OP(BYTECODE_OP_LOAD_FIELD_S8): |
47e5f13e MD |
2391 | { |
2392 | dbg_printf("op load field s8\n"); | |
2393 | ||
2394 | estack_ax_v = *(int8_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2395 | estack_ax_t = REG_S64; | |
2396 | next_pc += sizeof(struct load_op); | |
2397 | PO; | |
2398 | } | |
04aa13f8 | 2399 | OP(BYTECODE_OP_LOAD_FIELD_S16): |
47e5f13e MD |
2400 | { |
2401 | dbg_printf("op load field s16\n"); | |
2402 | ||
2403 | estack_ax_v = *(int16_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2404 | estack_ax_t = REG_S64; | |
2405 | next_pc += sizeof(struct load_op); | |
2406 | PO; | |
2407 | } | |
04aa13f8 | 2408 | OP(BYTECODE_OP_LOAD_FIELD_S32): |
47e5f13e MD |
2409 | { |
2410 | dbg_printf("op load field s32\n"); | |
2411 | ||
2412 | estack_ax_v = *(int32_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2413 | estack_ax_t = REG_S64; | |
2414 | next_pc += sizeof(struct load_op); | |
2415 | PO; | |
2416 | } | |
04aa13f8 | 2417 | OP(BYTECODE_OP_LOAD_FIELD_S64): |
47e5f13e MD |
2418 | { |
2419 | dbg_printf("op load field s64\n"); | |
2420 | ||
2421 | estack_ax_v = *(int64_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2422 | estack_ax_t = REG_S64; | |
2423 | next_pc += sizeof(struct load_op); | |
2424 | PO; | |
2425 | } | |
04aa13f8 | 2426 | OP(BYTECODE_OP_LOAD_FIELD_U8): |
47e5f13e MD |
2427 | { |
2428 | dbg_printf("op load field u8\n"); | |
2429 | ||
2430 | estack_ax_v = *(uint8_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2431 | estack_ax_t = REG_U64; |
47e5f13e MD |
2432 | next_pc += sizeof(struct load_op); |
2433 | PO; | |
2434 | } | |
04aa13f8 | 2435 | OP(BYTECODE_OP_LOAD_FIELD_U16): |
47e5f13e MD |
2436 | { |
2437 | dbg_printf("op load field u16\n"); | |
2438 | ||
2439 | estack_ax_v = *(uint16_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2440 | estack_ax_t = REG_U64; |
47e5f13e MD |
2441 | next_pc += sizeof(struct load_op); |
2442 | PO; | |
2443 | } | |
04aa13f8 | 2444 | OP(BYTECODE_OP_LOAD_FIELD_U32): |
47e5f13e MD |
2445 | { |
2446 | dbg_printf("op load field u32\n"); | |
2447 | ||
2448 | estack_ax_v = *(uint32_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2449 | estack_ax_t = REG_U64; |
47e5f13e MD |
2450 | next_pc += sizeof(struct load_op); |
2451 | PO; | |
2452 | } | |
04aa13f8 | 2453 | OP(BYTECODE_OP_LOAD_FIELD_U64): |
47e5f13e MD |
2454 | { |
2455 | dbg_printf("op load field u64\n"); | |
2456 | ||
2457 | estack_ax_v = *(uint64_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2458 | estack_ax_t = REG_U64; |
47e5f13e MD |
2459 | next_pc += sizeof(struct load_op); |
2460 | PO; | |
2461 | } | |
04aa13f8 | 2462 | OP(BYTECODE_OP_LOAD_FIELD_DOUBLE): |
47e5f13e MD |
2463 | { |
2464 | dbg_printf("op load field double\n"); | |
2465 | ||
2466 | memcpy(&estack_ax(stack, top)->u.d, | |
2467 | estack_ax(stack, top)->u.ptr.ptr, | |
2468 | sizeof(struct literal_double)); | |
2469 | estack_ax(stack, top)->type = REG_DOUBLE; | |
2470 | next_pc += sizeof(struct load_op); | |
2471 | PO; | |
2472 | } | |
2473 | ||
04aa13f8 | 2474 | OP(BYTECODE_OP_LOAD_FIELD_STRING): |
47e5f13e MD |
2475 | { |
2476 | const char *str; | |
2477 | ||
2478 | dbg_printf("op load field string\n"); | |
2479 | str = (const char *) estack_ax(stack, top)->u.ptr.ptr; | |
2480 | estack_ax(stack, top)->u.s.str = str; | |
2481 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { | |
04aa13f8 | 2482 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
47e5f13e MD |
2483 | ret = -EINVAL; |
2484 | goto end; | |
2485 | } | |
2486 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; | |
2487 | estack_ax(stack, top)->u.s.literal_type = | |
2488 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
2489 | estack_ax(stack, top)->type = REG_STRING; | |
2490 | next_pc += sizeof(struct load_op); | |
2491 | PO; | |
2492 | } | |
2493 | ||
04aa13f8 | 2494 | OP(BYTECODE_OP_LOAD_FIELD_SEQUENCE): |
47e5f13e MD |
2495 | { |
2496 | const char *ptr; | |
2497 | ||
2498 | dbg_printf("op load field string sequence\n"); | |
2499 | ptr = estack_ax(stack, top)->u.ptr.ptr; | |
2500 | estack_ax(stack, top)->u.s.seq_len = *(unsigned long *) ptr; | |
2501 | estack_ax(stack, top)->u.s.str = *(const char **) (ptr + sizeof(unsigned long)); | |
2502 | estack_ax(stack, top)->type = REG_STRING; | |
2503 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { | |
04aa13f8 | 2504 | dbg_printf("Interpreter warning: loading a NULL sequence.\n"); |
47e5f13e MD |
2505 | ret = -EINVAL; |
2506 | goto end; | |
2507 | } | |
2508 | estack_ax(stack, top)->u.s.literal_type = | |
2509 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
2510 | next_pc += sizeof(struct load_op); | |
2511 | PO; | |
2512 | } | |
2513 | ||
97b58163 MD |
2514 | END_OP |
2515 | end: | |
4526ba69 | 2516 | /* Return _DISCARD on error. */ |
97b58163 | 2517 | if (ret) |
04aa13f8 | 2518 | return LTTNG_INTERPRETER_DISCARD; |
f3503ba9 FD |
2519 | |
2520 | if (output) { | |
2521 | return lttng_bytecode_interpret_format_output(estack_ax(stack, top), | |
2522 | output); | |
2523 | } | |
2524 | ||
97b58163 MD |
2525 | return retval; |
2526 | } | |
2527 | ||
04aa13f8 | 2528 | uint64_t lttng_bytecode_filter_interpret(void *filter_data, |
f3503ba9 FD |
2529 | const char *filter_stack_data) |
2530 | { | |
2531 | return bytecode_interpret(filter_data, filter_stack_data, NULL); | |
2532 | } | |
2533 | ||
97b58163 MD |
2534 | #undef START_OP |
2535 | #undef OP | |
2536 | #undef PO | |
2537 | #undef END_OP |