Commit | Line | Data |
---|---|---|
97b58163 | 1 | /* |
c0c0989a | 2 | * SPDX-License-Identifier: MIT |
97b58163 | 3 | * |
7e50015d | 4 | * Copyright (C) 2010-2016 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
97b58163 | 5 | * |
c0c0989a | 6 | * LTTng UST bytecode interpreter. |
97b58163 MD |
7 | */ |
8 | ||
3fbec7dc | 9 | #define _LGPL_SOURCE |
b4051ad8 | 10 | #include <stddef.h> |
a63d0dc8 | 11 | #include <stdint.h> |
f3503ba9 | 12 | |
10544ee8 | 13 | #include <lttng/urcu/pointer.h> |
3208818b | 14 | #include <lttng/ust-endian.h> |
f3503ba9 FD |
15 | #include <lttng/ust-events.h> |
16 | ||
04aa13f8 | 17 | #include "lttng-bytecode.h" |
3151a51d | 18 | #include "string-utils.h" |
97b58163 | 19 | |
f3503ba9 | 20 | |
97b58163 MD |
21 | /* |
22 | * -1: wildcard found. | |
23 | * -2: unknown escape char. | |
24 | * 0: normal char. | |
25 | */ | |
26 | ||
27 | static | |
28 | int parse_char(const char **p) | |
29 | { | |
30 | switch (**p) { | |
31 | case '\\': | |
32 | (*p)++; | |
33 | switch (**p) { | |
34 | case '\\': | |
35 | case '*': | |
36 | return 0; | |
37 | default: | |
38 | return -2; | |
39 | } | |
40 | case '*': | |
41 | return -1; | |
42 | default: | |
43 | return 0; | |
44 | } | |
45 | } | |
46 | ||
3151a51d | 47 | /* |
a63d0dc8 | 48 | * Returns SIZE_MAX if the string is null-terminated, or the number of |
3151a51d PP |
49 | * characters if not. |
50 | */ | |
51 | static | |
52 | size_t get_str_or_seq_len(const struct estack_entry *entry) | |
53 | { | |
a63d0dc8 | 54 | return entry->u.s.seq_len; |
3151a51d PP |
55 | } |
56 | ||
57 | static | |
58 | int stack_star_glob_match(struct estack *stack, int top, const char *cmp_type) | |
59 | { | |
60 | const char *pattern; | |
61 | const char *candidate; | |
62 | size_t pattern_len; | |
63 | size_t candidate_len; | |
64 | ||
65 | /* Find out which side is the pattern vs. the candidate. */ | |
66 | if (estack_ax(stack, top)->u.s.literal_type == ESTACK_STRING_LITERAL_TYPE_STAR_GLOB) { | |
67 | pattern = estack_ax(stack, top)->u.s.str; | |
68 | pattern_len = get_str_or_seq_len(estack_ax(stack, top)); | |
69 | candidate = estack_bx(stack, top)->u.s.str; | |
70 | candidate_len = get_str_or_seq_len(estack_bx(stack, top)); | |
71 | } else { | |
72 | pattern = estack_bx(stack, top)->u.s.str; | |
73 | pattern_len = get_str_or_seq_len(estack_bx(stack, top)); | |
74 | candidate = estack_ax(stack, top)->u.s.str; | |
75 | candidate_len = get_str_or_seq_len(estack_ax(stack, top)); | |
76 | } | |
77 | ||
78 | /* Perform the match. Returns 0 when the result is true. */ | |
79 | return !strutils_star_glob_match(pattern, pattern_len, candidate, | |
80 | candidate_len); | |
81 | } | |
82 | ||
97b58163 | 83 | static |
9b33aac4 | 84 | int stack_strcmp(struct estack *stack, int top, const char *cmp_type) |
97b58163 | 85 | { |
9b33aac4 | 86 | const char *p = estack_bx(stack, top)->u.s.str, *q = estack_ax(stack, top)->u.s.str; |
97b58163 MD |
87 | int ret; |
88 | int diff; | |
89 | ||
90 | for (;;) { | |
91 | int escaped_r0 = 0; | |
92 | ||
332335cd MD |
93 | if (unlikely(p - estack_bx(stack, top)->u.s.str >= estack_bx(stack, top)->u.s.seq_len || *p == '\0')) { |
94 | if (q - estack_ax(stack, top)->u.s.str >= estack_ax(stack, top)->u.s.seq_len || *q == '\0') { | |
5cf8141d | 95 | return 0; |
a0928c1e | 96 | } else { |
3151a51d PP |
97 | if (estack_ax(stack, top)->u.s.literal_type == |
98 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
5cf8141d MD |
99 | ret = parse_char(&q); |
100 | if (ret == -1) | |
101 | return 0; | |
102 | } | |
103 | return -1; | |
a0928c1e | 104 | } |
97b58163 | 105 | } |
332335cd | 106 | if (unlikely(q - estack_ax(stack, top)->u.s.str >= estack_ax(stack, top)->u.s.seq_len || *q == '\0')) { |
3151a51d PP |
107 | if (estack_bx(stack, top)->u.s.literal_type == |
108 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
3e6a0694 MD |
109 | ret = parse_char(&p); |
110 | if (ret == -1) | |
111 | return 0; | |
a0928c1e | 112 | } |
3e6a0694 | 113 | return 1; |
97b58163 | 114 | } |
3151a51d PP |
115 | if (estack_bx(stack, top)->u.s.literal_type == |
116 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
97b58163 MD |
117 | ret = parse_char(&p); |
118 | if (ret == -1) { | |
119 | return 0; | |
120 | } else if (ret == -2) { | |
121 | escaped_r0 = 1; | |
122 | } | |
123 | /* else compare both char */ | |
124 | } | |
3151a51d PP |
125 | if (estack_ax(stack, top)->u.s.literal_type == |
126 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
97b58163 MD |
127 | ret = parse_char(&q); |
128 | if (ret == -1) { | |
129 | return 0; | |
130 | } else if (ret == -2) { | |
131 | if (!escaped_r0) | |
132 | return -1; | |
133 | } else { | |
134 | if (escaped_r0) | |
135 | return 1; | |
136 | } | |
137 | } else { | |
138 | if (escaped_r0) | |
139 | return 1; | |
140 | } | |
141 | diff = *p - *q; | |
142 | if (diff != 0) | |
143 | break; | |
144 | p++; | |
145 | q++; | |
146 | } | |
147 | return diff; | |
148 | } | |
149 | ||
04aa13f8 | 150 | uint64_t lttng_bytecode_filter_interpret_false(void *filter_data, |
97b58163 MD |
151 | const char *filter_stack_data) |
152 | { | |
04aa13f8 | 153 | return LTTNG_INTERPRETER_DISCARD; |
97b58163 MD |
154 | } |
155 | ||
d37ecb3f FD |
156 | uint64_t lttng_bytecode_capture_interpret_false(void *capture_data, |
157 | const char *capture_stack_data, | |
158 | struct lttng_interpreter_output *output) | |
159 | { | |
160 | return LTTNG_INTERPRETER_DISCARD; | |
161 | } | |
162 | ||
97b58163 MD |
163 | #ifdef INTERPRETER_USE_SWITCH |
164 | ||
165 | /* | |
166 | * Fallback for compilers that do not support taking address of labels. | |
167 | */ | |
168 | ||
169 | #define START_OP \ | |
170 | start_pc = &bytecode->data[0]; \ | |
171 | for (pc = next_pc = start_pc; pc - start_pc < bytecode->len; \ | |
172 | pc = next_pc) { \ | |
173 | dbg_printf("Executing op %s (%u)\n", \ | |
bf617e20 | 174 | lttng_bytecode_print_op((unsigned int) *(bytecode_opcode_t *) pc), \ |
04aa13f8 FD |
175 | (unsigned int) *(bytecode_opcode_t *) pc); \ |
176 | switch (*(bytecode_opcode_t *) pc) { | |
97b58163 | 177 | |
53569322 MD |
178 | #define OP(name) jump_target_##name: __attribute__((unused)); \ |
179 | case name | |
97b58163 MD |
180 | |
181 | #define PO break | |
182 | ||
183 | #define END_OP } \ | |
184 | } | |
185 | ||
53569322 MD |
186 | #define JUMP_TO(name) \ |
187 | goto jump_target_##name | |
188 | ||
97b58163 MD |
189 | #else |
190 | ||
191 | /* | |
192 | * Dispatch-table based interpreter. | |
193 | */ | |
194 | ||
195 | #define START_OP \ | |
47e5f13e | 196 | start_pc = &bytecode->code[0]; \ |
97b58163 MD |
197 | pc = next_pc = start_pc; \ |
198 | if (unlikely(pc - start_pc >= bytecode->len)) \ | |
199 | goto end; \ | |
04aa13f8 | 200 | goto *dispatch[*(bytecode_opcode_t *) pc]; |
97b58163 MD |
201 | |
202 | #define OP(name) \ | |
203 | LABEL_##name | |
204 | ||
205 | #define PO \ | |
206 | pc = next_pc; \ | |
04aa13f8 | 207 | goto *dispatch[*(bytecode_opcode_t *) pc]; |
97b58163 MD |
208 | |
209 | #define END_OP | |
210 | ||
53569322 MD |
211 | #define JUMP_TO(name) \ |
212 | goto LABEL_##name | |
213 | ||
97b58163 MD |
214 | #endif |
215 | ||
d97f9b78 MD |
216 | #define IS_INTEGER_REGISTER(reg_type) \ |
217 | (reg_type == REG_U64 || reg_type == REG_S64) | |
218 | ||
47e5f13e MD |
219 | static int context_get_index(struct lttng_ctx *ctx, |
220 | struct load_ptr *ptr, | |
221 | uint32_t idx) | |
222 | { | |
223 | ||
224 | struct lttng_ctx_field *ctx_field; | |
225 | struct lttng_event_field *field; | |
226 | struct lttng_ctx_value v; | |
227 | ||
228 | ctx_field = &ctx->fields[idx]; | |
229 | field = &ctx_field->event_field; | |
230 | ptr->type = LOAD_OBJECT; | |
f3503ba9 | 231 | ptr->field = field; |
47e5f13e MD |
232 | |
233 | switch (field->type.atype) { | |
234 | case atype_integer: | |
235 | ctx_field->get_value(ctx_field, &v); | |
218deb69 | 236 | if (field->type.u.integer.signedness) { |
47e5f13e MD |
237 | ptr->object_type = OBJECT_TYPE_S64; |
238 | ptr->u.s64 = v.u.s64; | |
239 | ptr->ptr = &ptr->u.s64; | |
240 | } else { | |
241 | ptr->object_type = OBJECT_TYPE_U64; | |
242 | ptr->u.u64 = v.u.s64; /* Cast. */ | |
243 | ptr->ptr = &ptr->u.u64; | |
244 | } | |
245 | break; | |
218deb69 MD |
246 | case atype_enum: /* Fall-through */ |
247 | case atype_enum_nestable: | |
47e5f13e | 248 | { |
218deb69 | 249 | const struct lttng_integer_type *itype; |
47e5f13e | 250 | |
218deb69 MD |
251 | if (field->type.atype == atype_enum) { |
252 | itype = &field->type.u.legacy.basic.enumeration.container_type; | |
253 | } else { | |
254 | itype = &field->type.u.enum_nestable.container_type->u.integer; | |
255 | } | |
47e5f13e MD |
256 | ctx_field->get_value(ctx_field, &v); |
257 | if (itype->signedness) { | |
70f9f7f9 | 258 | ptr->object_type = OBJECT_TYPE_SIGNED_ENUM; |
47e5f13e MD |
259 | ptr->u.s64 = v.u.s64; |
260 | ptr->ptr = &ptr->u.s64; | |
261 | } else { | |
70f9f7f9 | 262 | ptr->object_type = OBJECT_TYPE_UNSIGNED_ENUM; |
47e5f13e MD |
263 | ptr->u.u64 = v.u.s64; /* Cast. */ |
264 | ptr->ptr = &ptr->u.u64; | |
265 | } | |
266 | break; | |
267 | } | |
268 | case atype_array: | |
218deb69 MD |
269 | if (field->type.u.legacy.array.elem_type.atype != atype_integer) { |
270 | ERR("Array nesting only supports integer types."); | |
271 | return -EINVAL; | |
272 | } | |
273 | if (field->type.u.legacy.array.elem_type.u.basic.integer.encoding == lttng_encode_none) { | |
274 | ERR("Only string arrays are supported for contexts."); | |
275 | return -EINVAL; | |
276 | } | |
277 | ptr->object_type = OBJECT_TYPE_STRING; | |
278 | ctx_field->get_value(ctx_field, &v); | |
279 | ptr->ptr = v.u.str; | |
280 | break; | |
281 | case atype_array_nestable: | |
282 | if (field->type.u.array_nestable.elem_type->atype != atype_integer) { | |
47e5f13e MD |
283 | ERR("Array nesting only supports integer types."); |
284 | return -EINVAL; | |
285 | } | |
218deb69 | 286 | if (field->type.u.array_nestable.elem_type->u.integer.encoding == lttng_encode_none) { |
47e5f13e MD |
287 | ERR("Only string arrays are supported for contexts."); |
288 | return -EINVAL; | |
289 | } | |
290 | ptr->object_type = OBJECT_TYPE_STRING; | |
291 | ctx_field->get_value(ctx_field, &v); | |
292 | ptr->ptr = v.u.str; | |
293 | break; | |
294 | case atype_sequence: | |
218deb69 MD |
295 | if (field->type.u.legacy.sequence.elem_type.atype != atype_integer) { |
296 | ERR("Sequence nesting only supports integer types."); | |
297 | return -EINVAL; | |
298 | } | |
299 | if (field->type.u.legacy.sequence.elem_type.u.basic.integer.encoding == lttng_encode_none) { | |
300 | ERR("Only string sequences are supported for contexts."); | |
301 | return -EINVAL; | |
302 | } | |
303 | ptr->object_type = OBJECT_TYPE_STRING; | |
304 | ctx_field->get_value(ctx_field, &v); | |
305 | ptr->ptr = v.u.str; | |
306 | break; | |
307 | case atype_sequence_nestable: | |
308 | if (field->type.u.sequence_nestable.elem_type->atype != atype_integer) { | |
47e5f13e MD |
309 | ERR("Sequence nesting only supports integer types."); |
310 | return -EINVAL; | |
311 | } | |
218deb69 | 312 | if (field->type.u.sequence_nestable.elem_type->u.integer.encoding == lttng_encode_none) { |
47e5f13e MD |
313 | ERR("Only string sequences are supported for contexts."); |
314 | return -EINVAL; | |
315 | } | |
316 | ptr->object_type = OBJECT_TYPE_STRING; | |
317 | ctx_field->get_value(ctx_field, &v); | |
318 | ptr->ptr = v.u.str; | |
319 | break; | |
320 | case atype_string: | |
321 | ptr->object_type = OBJECT_TYPE_STRING; | |
322 | ctx_field->get_value(ctx_field, &v); | |
323 | ptr->ptr = v.u.str; | |
324 | break; | |
325 | case atype_float: | |
326 | ptr->object_type = OBJECT_TYPE_DOUBLE; | |
0245c698 | 327 | ctx_field->get_value(ctx_field, &v); |
47e5f13e MD |
328 | ptr->u.d = v.u.d; |
329 | ptr->ptr = &ptr->u.d; | |
330 | break; | |
331 | case atype_dynamic: | |
332 | ctx_field->get_value(ctx_field, &v); | |
333 | switch (v.sel) { | |
334 | case LTTNG_UST_DYNAMIC_TYPE_NONE: | |
335 | return -EINVAL; | |
86133caf FD |
336 | case LTTNG_UST_DYNAMIC_TYPE_U8: |
337 | case LTTNG_UST_DYNAMIC_TYPE_U16: | |
338 | case LTTNG_UST_DYNAMIC_TYPE_U32: | |
339 | case LTTNG_UST_DYNAMIC_TYPE_U64: | |
340 | ptr->object_type = OBJECT_TYPE_U64; | |
341 | ptr->u.u64 = v.u.u64; | |
342 | ptr->ptr = &ptr->u.u64; | |
343 | dbg_printf("context get index dynamic u64 %" PRIi64 "\n", ptr->u.u64); | |
344 | break; | |
345 | case LTTNG_UST_DYNAMIC_TYPE_S8: | |
346 | case LTTNG_UST_DYNAMIC_TYPE_S16: | |
347 | case LTTNG_UST_DYNAMIC_TYPE_S32: | |
47e5f13e MD |
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; | |
86133caf | 354 | case LTTNG_UST_DYNAMIC_TYPE_FLOAT: |
47e5f13e MD |
355 | case LTTNG_UST_DYNAMIC_TYPE_DOUBLE: |
356 | ptr->object_type = OBJECT_TYPE_DOUBLE; | |
357 | ptr->u.d = v.u.d; | |
358 | ptr->ptr = &ptr->u.d; | |
359 | dbg_printf("context get index dynamic double %g\n", ptr->u.d); | |
360 | break; | |
361 | case LTTNG_UST_DYNAMIC_TYPE_STRING: | |
362 | ptr->object_type = OBJECT_TYPE_STRING; | |
363 | ptr->ptr = v.u.str; | |
364 | dbg_printf("context get index dynamic string %s\n", (const char *) ptr->ptr); | |
365 | break; | |
366 | default: | |
04aa13f8 | 367 | dbg_printf("Interpreter warning: unknown dynamic type (%d).\n", (int) v.sel); |
47e5f13e MD |
368 | return -EINVAL; |
369 | } | |
370 | break; | |
371 | case atype_struct: | |
372 | ERR("Structure type cannot be loaded."); | |
373 | return -EINVAL; | |
374 | default: | |
375 | ERR("Unknown type: %d", (int) field->type.atype); | |
376 | return -EINVAL; | |
377 | } | |
378 | return 0; | |
379 | } | |
380 | ||
b77aaa1b | 381 | static int dynamic_get_index(struct lttng_ctx *ctx, |
47e5f13e MD |
382 | struct bytecode_runtime *runtime, |
383 | uint64_t index, struct estack_entry *stack_top) | |
384 | { | |
385 | int ret; | |
04aa13f8 | 386 | const struct bytecode_get_index_data *gid; |
47e5f13e | 387 | |
04aa13f8 | 388 | gid = (const struct bytecode_get_index_data *) &runtime->data[index]; |
47e5f13e MD |
389 | switch (stack_top->u.ptr.type) { |
390 | case LOAD_OBJECT: | |
391 | switch (stack_top->u.ptr.object_type) { | |
392 | case OBJECT_TYPE_ARRAY: | |
393 | { | |
394 | const char *ptr; | |
395 | ||
396 | assert(gid->offset < gid->array_len); | |
397 | /* Skip count (unsigned long) */ | |
398 | ptr = *(const char **) (stack_top->u.ptr.ptr + sizeof(unsigned long)); | |
399 | ptr = ptr + gid->offset; | |
400 | stack_top->u.ptr.ptr = ptr; | |
401 | stack_top->u.ptr.object_type = gid->elem.type; | |
402 | stack_top->u.ptr.rev_bo = gid->elem.rev_bo; | |
f3503ba9 FD |
403 | assert(stack_top->u.ptr.field->type.atype == atype_array || |
404 | stack_top->u.ptr.field->type.atype == atype_array_nestable); | |
47e5f13e MD |
405 | stack_top->u.ptr.field = NULL; |
406 | break; | |
407 | } | |
408 | case OBJECT_TYPE_SEQUENCE: | |
409 | { | |
410 | const char *ptr; | |
411 | size_t ptr_seq_len; | |
412 | ||
413 | ptr = *(const char **) (stack_top->u.ptr.ptr + sizeof(unsigned long)); | |
414 | ptr_seq_len = *(unsigned long *) stack_top->u.ptr.ptr; | |
415 | if (gid->offset >= gid->elem.len * ptr_seq_len) { | |
416 | ret = -EINVAL; | |
417 | goto end; | |
418 | } | |
419 | ptr = ptr + gid->offset; | |
420 | stack_top->u.ptr.ptr = ptr; | |
421 | stack_top->u.ptr.object_type = gid->elem.type; | |
422 | stack_top->u.ptr.rev_bo = gid->elem.rev_bo; | |
f3503ba9 FD |
423 | assert(stack_top->u.ptr.field->type.atype == atype_sequence || |
424 | stack_top->u.ptr.field->type.atype == atype_sequence_nestable); | |
47e5f13e MD |
425 | stack_top->u.ptr.field = NULL; |
426 | break; | |
427 | } | |
428 | case OBJECT_TYPE_STRUCT: | |
429 | ERR("Nested structures are not supported yet."); | |
430 | ret = -EINVAL; | |
431 | goto end; | |
432 | case OBJECT_TYPE_VARIANT: | |
433 | default: | |
434 | ERR("Unexpected get index type %d", | |
435 | (int) stack_top->u.ptr.object_type); | |
436 | ret = -EINVAL; | |
437 | goto end; | |
438 | } | |
439 | break; | |
440 | case LOAD_ROOT_CONTEXT: | |
441 | case LOAD_ROOT_APP_CONTEXT: /* Fall-through */ | |
442 | { | |
47e5f13e MD |
443 | ret = context_get_index(ctx, |
444 | &stack_top->u.ptr, | |
445 | gid->ctx_index); | |
446 | if (ret) { | |
447 | goto end; | |
448 | } | |
449 | break; | |
450 | } | |
451 | case LOAD_ROOT_PAYLOAD: | |
452 | stack_top->u.ptr.ptr += gid->offset; | |
453 | if (gid->elem.type == OBJECT_TYPE_STRING) | |
454 | stack_top->u.ptr.ptr = *(const char * const *) stack_top->u.ptr.ptr; | |
455 | stack_top->u.ptr.object_type = gid->elem.type; | |
456 | stack_top->u.ptr.type = LOAD_OBJECT; | |
f3503ba9 | 457 | stack_top->u.ptr.field = gid->field; |
6bbd9df3 | 458 | stack_top->u.ptr.rev_bo = gid->elem.rev_bo; |
47e5f13e MD |
459 | break; |
460 | } | |
d312cd35 FD |
461 | |
462 | stack_top->type = REG_PTR; | |
463 | ||
47e5f13e MD |
464 | return 0; |
465 | ||
466 | end: | |
467 | return ret; | |
468 | } | |
469 | ||
470 | static int dynamic_load_field(struct estack_entry *stack_top) | |
471 | { | |
472 | int ret; | |
473 | ||
474 | switch (stack_top->u.ptr.type) { | |
475 | case LOAD_OBJECT: | |
476 | break; | |
477 | case LOAD_ROOT_CONTEXT: | |
478 | case LOAD_ROOT_APP_CONTEXT: | |
479 | case LOAD_ROOT_PAYLOAD: | |
480 | default: | |
04aa13f8 | 481 | dbg_printf("Interpreter warning: cannot load root, missing field name.\n"); |
47e5f13e MD |
482 | ret = -EINVAL; |
483 | goto end; | |
484 | } | |
485 | switch (stack_top->u.ptr.object_type) { | |
486 | case OBJECT_TYPE_S8: | |
487 | dbg_printf("op load field s8\n"); | |
488 | stack_top->u.v = *(int8_t *) stack_top->u.ptr.ptr; | |
489 | stack_top->type = REG_S64; | |
490 | break; | |
491 | case OBJECT_TYPE_S16: | |
492 | { | |
493 | int16_t tmp; | |
494 | ||
495 | dbg_printf("op load field s16\n"); | |
496 | tmp = *(int16_t *) stack_top->u.ptr.ptr; | |
497 | if (stack_top->u.ptr.rev_bo) | |
498 | tmp = bswap_16(tmp); | |
499 | stack_top->u.v = tmp; | |
500 | stack_top->type = REG_S64; | |
501 | break; | |
502 | } | |
503 | case OBJECT_TYPE_S32: | |
504 | { | |
505 | int32_t tmp; | |
506 | ||
507 | dbg_printf("op load field s32\n"); | |
508 | tmp = *(int32_t *) stack_top->u.ptr.ptr; | |
509 | if (stack_top->u.ptr.rev_bo) | |
510 | tmp = bswap_32(tmp); | |
511 | stack_top->u.v = tmp; | |
512 | stack_top->type = REG_S64; | |
513 | break; | |
514 | } | |
515 | case OBJECT_TYPE_S64: | |
516 | { | |
517 | int64_t tmp; | |
518 | ||
519 | dbg_printf("op load field s64\n"); | |
520 | tmp = *(int64_t *) stack_top->u.ptr.ptr; | |
521 | if (stack_top->u.ptr.rev_bo) | |
522 | tmp = bswap_64(tmp); | |
523 | stack_top->u.v = tmp; | |
524 | stack_top->type = REG_S64; | |
525 | break; | |
526 | } | |
70f9f7f9 FD |
527 | case OBJECT_TYPE_SIGNED_ENUM: |
528 | { | |
529 | int64_t tmp; | |
530 | ||
531 | dbg_printf("op load field signed enumeration\n"); | |
532 | tmp = *(int64_t *) stack_top->u.ptr.ptr; | |
533 | if (stack_top->u.ptr.rev_bo) | |
534 | tmp = bswap_64(tmp); | |
535 | stack_top->u.v = tmp; | |
536 | stack_top->type = REG_S64; | |
537 | break; | |
538 | } | |
47e5f13e MD |
539 | case OBJECT_TYPE_U8: |
540 | dbg_printf("op load field u8\n"); | |
541 | stack_top->u.v = *(uint8_t *) stack_top->u.ptr.ptr; | |
d97f9b78 | 542 | stack_top->type = REG_U64; |
47e5f13e MD |
543 | break; |
544 | case OBJECT_TYPE_U16: | |
545 | { | |
546 | uint16_t tmp; | |
547 | ||
055d27d7 | 548 | dbg_printf("op load field u16\n"); |
47e5f13e MD |
549 | tmp = *(uint16_t *) stack_top->u.ptr.ptr; |
550 | if (stack_top->u.ptr.rev_bo) | |
551 | tmp = bswap_16(tmp); | |
552 | stack_top->u.v = tmp; | |
d97f9b78 | 553 | stack_top->type = REG_U64; |
47e5f13e MD |
554 | break; |
555 | } | |
556 | case OBJECT_TYPE_U32: | |
557 | { | |
558 | uint32_t tmp; | |
559 | ||
560 | dbg_printf("op load field u32\n"); | |
561 | tmp = *(uint32_t *) stack_top->u.ptr.ptr; | |
562 | if (stack_top->u.ptr.rev_bo) | |
563 | tmp = bswap_32(tmp); | |
564 | stack_top->u.v = tmp; | |
d97f9b78 | 565 | stack_top->type = REG_U64; |
47e5f13e MD |
566 | break; |
567 | } | |
568 | case OBJECT_TYPE_U64: | |
569 | { | |
570 | uint64_t tmp; | |
571 | ||
572 | dbg_printf("op load field u64\n"); | |
573 | tmp = *(uint64_t *) stack_top->u.ptr.ptr; | |
574 | if (stack_top->u.ptr.rev_bo) | |
575 | tmp = bswap_64(tmp); | |
576 | stack_top->u.v = tmp; | |
d97f9b78 | 577 | stack_top->type = REG_U64; |
47e5f13e MD |
578 | break; |
579 | } | |
70f9f7f9 FD |
580 | case OBJECT_TYPE_UNSIGNED_ENUM: |
581 | { | |
582 | uint64_t tmp; | |
583 | ||
584 | dbg_printf("op load field unsigned enumeration\n"); | |
585 | tmp = *(uint64_t *) stack_top->u.ptr.ptr; | |
586 | if (stack_top->u.ptr.rev_bo) | |
587 | tmp = bswap_64(tmp); | |
588 | stack_top->u.v = tmp; | |
589 | stack_top->type = REG_U64; | |
590 | break; | |
591 | } | |
47e5f13e MD |
592 | case OBJECT_TYPE_DOUBLE: |
593 | memcpy(&stack_top->u.d, | |
594 | stack_top->u.ptr.ptr, | |
595 | sizeof(struct literal_double)); | |
596 | stack_top->type = REG_DOUBLE; | |
597 | break; | |
598 | case OBJECT_TYPE_STRING: | |
599 | { | |
600 | const char *str; | |
601 | ||
602 | dbg_printf("op load field string\n"); | |
603 | str = (const char *) stack_top->u.ptr.ptr; | |
604 | stack_top->u.s.str = str; | |
605 | if (unlikely(!stack_top->u.s.str)) { | |
04aa13f8 | 606 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
47e5f13e MD |
607 | ret = -EINVAL; |
608 | goto end; | |
609 | } | |
610 | stack_top->u.s.seq_len = SIZE_MAX; | |
611 | stack_top->u.s.literal_type = | |
612 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
613 | stack_top->type = REG_STRING; | |
614 | break; | |
615 | } | |
616 | case OBJECT_TYPE_STRING_SEQUENCE: | |
617 | { | |
618 | const char *ptr; | |
619 | ||
620 | dbg_printf("op load field string sequence\n"); | |
621 | ptr = stack_top->u.ptr.ptr; | |
622 | stack_top->u.s.seq_len = *(unsigned long *) ptr; | |
623 | stack_top->u.s.str = *(const char **) (ptr + sizeof(unsigned long)); | |
624 | stack_top->type = REG_STRING; | |
625 | if (unlikely(!stack_top->u.s.str)) { | |
04aa13f8 | 626 | dbg_printf("Interpreter warning: loading a NULL sequence.\n"); |
47e5f13e MD |
627 | ret = -EINVAL; |
628 | goto end; | |
629 | } | |
630 | stack_top->u.s.literal_type = | |
631 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
632 | break; | |
633 | } | |
634 | case OBJECT_TYPE_DYNAMIC: | |
635 | /* | |
636 | * Dynamic types in context are looked up | |
637 | * by context get index. | |
638 | */ | |
639 | ret = -EINVAL; | |
640 | goto end; | |
641 | case OBJECT_TYPE_SEQUENCE: | |
642 | case OBJECT_TYPE_ARRAY: | |
643 | case OBJECT_TYPE_STRUCT: | |
644 | case OBJECT_TYPE_VARIANT: | |
645 | ERR("Sequences, arrays, struct and variant cannot be loaded (nested types)."); | |
646 | ret = -EINVAL; | |
647 | goto end; | |
648 | } | |
649 | return 0; | |
650 | ||
651 | end: | |
652 | return ret; | |
653 | } | |
654 | ||
f3503ba9 FD |
655 | static |
656 | int lttng_bytecode_interpret_format_output(struct estack_entry *ax, | |
657 | struct lttng_interpreter_output *output) | |
658 | { | |
659 | int ret; | |
660 | ||
661 | again: | |
662 | switch (ax->type) { | |
663 | case REG_S64: | |
664 | output->type = LTTNG_INTERPRETER_TYPE_S64; | |
665 | output->u.s = ax->u.v; | |
666 | break; | |
667 | case REG_U64: | |
668 | output->type = LTTNG_INTERPRETER_TYPE_U64; | |
669 | output->u.u = (uint64_t) ax->u.v; | |
670 | break; | |
671 | case REG_DOUBLE: | |
672 | output->type = LTTNG_INTERPRETER_TYPE_DOUBLE; | |
673 | output->u.d = ax->u.d; | |
674 | break; | |
675 | case REG_STRING: | |
676 | output->type = LTTNG_INTERPRETER_TYPE_STRING; | |
677 | output->u.str.str = ax->u.s.str; | |
678 | output->u.str.len = ax->u.s.seq_len; | |
679 | break; | |
680 | case REG_PTR: | |
681 | switch (ax->u.ptr.object_type) { | |
682 | case OBJECT_TYPE_S8: | |
683 | case OBJECT_TYPE_S16: | |
684 | case OBJECT_TYPE_S32: | |
685 | case OBJECT_TYPE_S64: | |
686 | case OBJECT_TYPE_U8: | |
687 | case OBJECT_TYPE_U16: | |
688 | case OBJECT_TYPE_U32: | |
689 | case OBJECT_TYPE_U64: | |
690 | case OBJECT_TYPE_DOUBLE: | |
691 | case OBJECT_TYPE_STRING: | |
692 | case OBJECT_TYPE_STRING_SEQUENCE: | |
693 | ret = dynamic_load_field(ax); | |
694 | if (ret) | |
695 | return ret; | |
696 | /* Retry after loading ptr into stack top. */ | |
697 | goto again; | |
698 | case OBJECT_TYPE_SEQUENCE: | |
699 | output->type = LTTNG_INTERPRETER_TYPE_SEQUENCE; | |
700 | output->u.sequence.ptr = *(const char **) (ax->u.ptr.ptr + sizeof(unsigned long)); | |
701 | output->u.sequence.nr_elem = *(unsigned long *) ax->u.ptr.ptr; | |
702 | output->u.sequence.nested_type = ax->u.ptr.field->type.u.sequence_nestable.elem_type; | |
703 | break; | |
704 | case OBJECT_TYPE_ARRAY: | |
705 | /* Skip count (unsigned long) */ | |
706 | output->type = LTTNG_INTERPRETER_TYPE_SEQUENCE; | |
707 | output->u.sequence.ptr = *(const char **) (ax->u.ptr.ptr + sizeof(unsigned long)); | |
708 | output->u.sequence.nr_elem = ax->u.ptr.field->type.u.array_nestable.length; | |
709 | output->u.sequence.nested_type = ax->u.ptr.field->type.u.array_nestable.elem_type; | |
710 | break; | |
70f9f7f9 FD |
711 | case OBJECT_TYPE_SIGNED_ENUM: |
712 | ret = dynamic_load_field(ax); | |
713 | if (ret) | |
714 | return ret; | |
715 | output->type = LTTNG_INTERPRETER_TYPE_SIGNED_ENUM; | |
716 | output->u.s = ax->u.v; | |
717 | break; | |
718 | case OBJECT_TYPE_UNSIGNED_ENUM: | |
719 | ret = dynamic_load_field(ax); | |
720 | if (ret) | |
721 | return ret; | |
722 | output->type = LTTNG_INTERPRETER_TYPE_UNSIGNED_ENUM; | |
723 | output->u.u = ax->u.v; | |
724 | break; | |
f3503ba9 FD |
725 | case OBJECT_TYPE_STRUCT: |
726 | case OBJECT_TYPE_VARIANT: | |
727 | default: | |
728 | return -EINVAL; | |
729 | } | |
730 | ||
731 | break; | |
732 | case REG_STAR_GLOB_STRING: | |
733 | case REG_UNKNOWN: | |
734 | default: | |
735 | return -EINVAL; | |
736 | } | |
737 | ||
04aa13f8 | 738 | return LTTNG_INTERPRETER_RECORD_FLAG; |
f3503ba9 FD |
739 | } |
740 | ||
8a92ed2a | 741 | /* |
d37ecb3f FD |
742 | * For `output` equal to NULL: |
743 | * Return 0 (discard), or raise the 0x1 flag (log event). | |
744 | * Currently, other flags are kept for future extensions and have no | |
745 | * effect. | |
746 | * For `output` not equal to NULL: | |
747 | * Return 0 on success, negative error value on error. | |
8a92ed2a | 748 | */ |
f3503ba9 FD |
749 | static |
750 | uint64_t bytecode_interpret(void *interpreter_data, | |
751 | const char *interpreter_stack_data, | |
752 | struct lttng_interpreter_output *output) | |
97b58163 | 753 | { |
f3503ba9 | 754 | struct bytecode_runtime *bytecode = interpreter_data; |
10544ee8 | 755 | struct lttng_ctx *ctx = lttng_ust_rcu_dereference(*bytecode->p.pctx); |
97b58163 MD |
756 | void *pc, *next_pc, *start_pc; |
757 | int ret = -EINVAL; | |
8b82df15 | 758 | uint64_t retval = 0; |
0305960f MD |
759 | struct estack _stack; |
760 | struct estack *stack = &_stack; | |
9b33aac4 | 761 | register int64_t ax = 0, bx = 0; |
53569322 | 762 | register enum entry_type ax_t = REG_UNKNOWN, bx_t = REG_UNKNOWN; |
04aa13f8 | 763 | register int top = INTERPRETER_STACK_EMPTY; |
97b58163 | 764 | #ifndef INTERPRETER_USE_SWITCH |
04aa13f8 FD |
765 | static void *dispatch[NR_BYTECODE_OPS] = { |
766 | [ BYTECODE_OP_UNKNOWN ] = &&LABEL_BYTECODE_OP_UNKNOWN, | |
97b58163 | 767 | |
04aa13f8 | 768 | [ BYTECODE_OP_RETURN ] = &&LABEL_BYTECODE_OP_RETURN, |
97b58163 MD |
769 | |
770 | /* binary */ | |
04aa13f8 FD |
771 | [ BYTECODE_OP_MUL ] = &&LABEL_BYTECODE_OP_MUL, |
772 | [ BYTECODE_OP_DIV ] = &&LABEL_BYTECODE_OP_DIV, | |
773 | [ BYTECODE_OP_MOD ] = &&LABEL_BYTECODE_OP_MOD, | |
774 | [ BYTECODE_OP_PLUS ] = &&LABEL_BYTECODE_OP_PLUS, | |
775 | [ BYTECODE_OP_MINUS ] = &&LABEL_BYTECODE_OP_MINUS, | |
776 | [ BYTECODE_OP_BIT_RSHIFT ] = &&LABEL_BYTECODE_OP_BIT_RSHIFT, | |
777 | [ BYTECODE_OP_BIT_LSHIFT ] = &&LABEL_BYTECODE_OP_BIT_LSHIFT, | |
778 | [ BYTECODE_OP_BIT_AND ] = &&LABEL_BYTECODE_OP_BIT_AND, | |
779 | [ BYTECODE_OP_BIT_OR ] = &&LABEL_BYTECODE_OP_BIT_OR, | |
780 | [ BYTECODE_OP_BIT_XOR ] = &&LABEL_BYTECODE_OP_BIT_XOR, | |
97b58163 MD |
781 | |
782 | /* binary comparators */ | |
04aa13f8 FD |
783 | [ BYTECODE_OP_EQ ] = &&LABEL_BYTECODE_OP_EQ, |
784 | [ BYTECODE_OP_NE ] = &&LABEL_BYTECODE_OP_NE, | |
785 | [ BYTECODE_OP_GT ] = &&LABEL_BYTECODE_OP_GT, | |
786 | [ BYTECODE_OP_LT ] = &&LABEL_BYTECODE_OP_LT, | |
787 | [ BYTECODE_OP_GE ] = &&LABEL_BYTECODE_OP_GE, | |
788 | [ BYTECODE_OP_LE ] = &&LABEL_BYTECODE_OP_LE, | |
97b58163 MD |
789 | |
790 | /* string binary comparator */ | |
04aa13f8 FD |
791 | [ BYTECODE_OP_EQ_STRING ] = &&LABEL_BYTECODE_OP_EQ_STRING, |
792 | [ BYTECODE_OP_NE_STRING ] = &&LABEL_BYTECODE_OP_NE_STRING, | |
793 | [ BYTECODE_OP_GT_STRING ] = &&LABEL_BYTECODE_OP_GT_STRING, | |
794 | [ BYTECODE_OP_LT_STRING ] = &&LABEL_BYTECODE_OP_LT_STRING, | |
795 | [ BYTECODE_OP_GE_STRING ] = &&LABEL_BYTECODE_OP_GE_STRING, | |
796 | [ BYTECODE_OP_LE_STRING ] = &&LABEL_BYTECODE_OP_LE_STRING, | |
97b58163 | 797 | |
3151a51d | 798 | /* globbing pattern binary comparator */ |
04aa13f8 FD |
799 | [ BYTECODE_OP_EQ_STAR_GLOB_STRING ] = &&LABEL_BYTECODE_OP_EQ_STAR_GLOB_STRING, |
800 | [ BYTECODE_OP_NE_STAR_GLOB_STRING ] = &&LABEL_BYTECODE_OP_NE_STAR_GLOB_STRING, | |
3151a51d | 801 | |
97b58163 | 802 | /* s64 binary comparator */ |
04aa13f8 FD |
803 | [ BYTECODE_OP_EQ_S64 ] = &&LABEL_BYTECODE_OP_EQ_S64, |
804 | [ BYTECODE_OP_NE_S64 ] = &&LABEL_BYTECODE_OP_NE_S64, | |
805 | [ BYTECODE_OP_GT_S64 ] = &&LABEL_BYTECODE_OP_GT_S64, | |
806 | [ BYTECODE_OP_LT_S64 ] = &&LABEL_BYTECODE_OP_LT_S64, | |
807 | [ BYTECODE_OP_GE_S64 ] = &&LABEL_BYTECODE_OP_GE_S64, | |
808 | [ BYTECODE_OP_LE_S64 ] = &&LABEL_BYTECODE_OP_LE_S64, | |
97b58163 MD |
809 | |
810 | /* double binary comparator */ | |
04aa13f8 FD |
811 | [ BYTECODE_OP_EQ_DOUBLE ] = &&LABEL_BYTECODE_OP_EQ_DOUBLE, |
812 | [ BYTECODE_OP_NE_DOUBLE ] = &&LABEL_BYTECODE_OP_NE_DOUBLE, | |
813 | [ BYTECODE_OP_GT_DOUBLE ] = &&LABEL_BYTECODE_OP_GT_DOUBLE, | |
814 | [ BYTECODE_OP_LT_DOUBLE ] = &&LABEL_BYTECODE_OP_LT_DOUBLE, | |
815 | [ BYTECODE_OP_GE_DOUBLE ] = &&LABEL_BYTECODE_OP_GE_DOUBLE, | |
816 | [ BYTECODE_OP_LE_DOUBLE ] = &&LABEL_BYTECODE_OP_LE_DOUBLE, | |
97b58163 | 817 | |
dbea82ec | 818 | /* Mixed S64-double binary comparators */ |
04aa13f8 FD |
819 | [ BYTECODE_OP_EQ_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_EQ_DOUBLE_S64, |
820 | [ BYTECODE_OP_NE_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_NE_DOUBLE_S64, | |
821 | [ BYTECODE_OP_GT_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_GT_DOUBLE_S64, | |
822 | [ BYTECODE_OP_LT_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_LT_DOUBLE_S64, | |
823 | [ BYTECODE_OP_GE_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_GE_DOUBLE_S64, | |
824 | [ BYTECODE_OP_LE_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_LE_DOUBLE_S64, | |
825 | ||
826 | [ BYTECODE_OP_EQ_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_EQ_S64_DOUBLE, | |
827 | [ BYTECODE_OP_NE_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_NE_S64_DOUBLE, | |
828 | [ BYTECODE_OP_GT_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_GT_S64_DOUBLE, | |
829 | [ BYTECODE_OP_LT_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_LT_S64_DOUBLE, | |
830 | [ BYTECODE_OP_GE_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_GE_S64_DOUBLE, | |
831 | [ BYTECODE_OP_LE_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_LE_S64_DOUBLE, | |
dbea82ec | 832 | |
97b58163 | 833 | /* unary */ |
04aa13f8 FD |
834 | [ BYTECODE_OP_UNARY_PLUS ] = &&LABEL_BYTECODE_OP_UNARY_PLUS, |
835 | [ BYTECODE_OP_UNARY_MINUS ] = &&LABEL_BYTECODE_OP_UNARY_MINUS, | |
836 | [ BYTECODE_OP_UNARY_NOT ] = &&LABEL_BYTECODE_OP_UNARY_NOT, | |
837 | [ BYTECODE_OP_UNARY_PLUS_S64 ] = &&LABEL_BYTECODE_OP_UNARY_PLUS_S64, | |
838 | [ BYTECODE_OP_UNARY_MINUS_S64 ] = &&LABEL_BYTECODE_OP_UNARY_MINUS_S64, | |
839 | [ BYTECODE_OP_UNARY_NOT_S64 ] = &&LABEL_BYTECODE_OP_UNARY_NOT_S64, | |
840 | [ BYTECODE_OP_UNARY_PLUS_DOUBLE ] = &&LABEL_BYTECODE_OP_UNARY_PLUS_DOUBLE, | |
841 | [ BYTECODE_OP_UNARY_MINUS_DOUBLE ] = &&LABEL_BYTECODE_OP_UNARY_MINUS_DOUBLE, | |
842 | [ BYTECODE_OP_UNARY_NOT_DOUBLE ] = &&LABEL_BYTECODE_OP_UNARY_NOT_DOUBLE, | |
97b58163 MD |
843 | |
844 | /* logical */ | |
04aa13f8 FD |
845 | [ BYTECODE_OP_AND ] = &&LABEL_BYTECODE_OP_AND, |
846 | [ BYTECODE_OP_OR ] = &&LABEL_BYTECODE_OP_OR, | |
97b58163 | 847 | |
77aa5901 | 848 | /* load field ref */ |
04aa13f8 FD |
849 | [ BYTECODE_OP_LOAD_FIELD_REF ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF, |
850 | [ BYTECODE_OP_LOAD_FIELD_REF_STRING ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_STRING, | |
851 | [ BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE, | |
852 | [ BYTECODE_OP_LOAD_FIELD_REF_S64 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_S64, | |
853 | [ BYTECODE_OP_LOAD_FIELD_REF_DOUBLE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_DOUBLE, | |
97b58163 | 854 | |
77aa5901 | 855 | /* load from immediate operand */ |
04aa13f8 FD |
856 | [ BYTECODE_OP_LOAD_STRING ] = &&LABEL_BYTECODE_OP_LOAD_STRING, |
857 | [ BYTECODE_OP_LOAD_STAR_GLOB_STRING ] = &&LABEL_BYTECODE_OP_LOAD_STAR_GLOB_STRING, | |
858 | [ BYTECODE_OP_LOAD_S64 ] = &&LABEL_BYTECODE_OP_LOAD_S64, | |
859 | [ BYTECODE_OP_LOAD_DOUBLE ] = &&LABEL_BYTECODE_OP_LOAD_DOUBLE, | |
97b58163 MD |
860 | |
861 | /* cast */ | |
04aa13f8 FD |
862 | [ BYTECODE_OP_CAST_TO_S64 ] = &&LABEL_BYTECODE_OP_CAST_TO_S64, |
863 | [ BYTECODE_OP_CAST_DOUBLE_TO_S64 ] = &&LABEL_BYTECODE_OP_CAST_DOUBLE_TO_S64, | |
864 | [ BYTECODE_OP_CAST_NOP ] = &&LABEL_BYTECODE_OP_CAST_NOP, | |
77aa5901 MD |
865 | |
866 | /* get context ref */ | |
04aa13f8 FD |
867 | [ BYTECODE_OP_GET_CONTEXT_REF ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF, |
868 | [ BYTECODE_OP_GET_CONTEXT_REF_STRING ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF_STRING, | |
869 | [ BYTECODE_OP_GET_CONTEXT_REF_S64 ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF_S64, | |
870 | [ BYTECODE_OP_GET_CONTEXT_REF_DOUBLE ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF_DOUBLE, | |
47e5f13e MD |
871 | |
872 | /* Instructions for recursive traversal through composed types. */ | |
04aa13f8 FD |
873 | [ BYTECODE_OP_GET_CONTEXT_ROOT ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_ROOT, |
874 | [ BYTECODE_OP_GET_APP_CONTEXT_ROOT ] = &&LABEL_BYTECODE_OP_GET_APP_CONTEXT_ROOT, | |
875 | [ BYTECODE_OP_GET_PAYLOAD_ROOT ] = &&LABEL_BYTECODE_OP_GET_PAYLOAD_ROOT, | |
876 | ||
877 | [ BYTECODE_OP_GET_SYMBOL ] = &&LABEL_BYTECODE_OP_GET_SYMBOL, | |
878 | [ BYTECODE_OP_GET_SYMBOL_FIELD ] = &&LABEL_BYTECODE_OP_GET_SYMBOL_FIELD, | |
879 | [ BYTECODE_OP_GET_INDEX_U16 ] = &&LABEL_BYTECODE_OP_GET_INDEX_U16, | |
880 | [ BYTECODE_OP_GET_INDEX_U64 ] = &&LABEL_BYTECODE_OP_GET_INDEX_U64, | |
881 | ||
882 | [ BYTECODE_OP_LOAD_FIELD ] = &&LABEL_BYTECODE_OP_LOAD_FIELD, | |
883 | [ BYTECODE_OP_LOAD_FIELD_S8 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S8, | |
884 | [ BYTECODE_OP_LOAD_FIELD_S16 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S16, | |
885 | [ BYTECODE_OP_LOAD_FIELD_S32 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S32, | |
886 | [ BYTECODE_OP_LOAD_FIELD_S64 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S64, | |
887 | [ BYTECODE_OP_LOAD_FIELD_U8 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U8, | |
888 | [ BYTECODE_OP_LOAD_FIELD_U16 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U16, | |
889 | [ BYTECODE_OP_LOAD_FIELD_U32 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U32, | |
890 | [ BYTECODE_OP_LOAD_FIELD_U64 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U64, | |
891 | [ BYTECODE_OP_LOAD_FIELD_STRING ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_STRING, | |
892 | [ BYTECODE_OP_LOAD_FIELD_SEQUENCE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_SEQUENCE, | |
893 | [ BYTECODE_OP_LOAD_FIELD_DOUBLE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_DOUBLE, | |
894 | ||
895 | [ BYTECODE_OP_UNARY_BIT_NOT ] = &&LABEL_BYTECODE_OP_UNARY_BIT_NOT, | |
896 | ||
897 | [ BYTECODE_OP_RETURN_S64 ] = &&LABEL_BYTECODE_OP_RETURN_S64, | |
97b58163 MD |
898 | }; |
899 | #endif /* #ifndef INTERPRETER_USE_SWITCH */ | |
900 | ||
901 | START_OP | |
902 | ||
04aa13f8 FD |
903 | OP(BYTECODE_OP_UNKNOWN): |
904 | OP(BYTECODE_OP_LOAD_FIELD_REF): | |
97b58163 MD |
905 | #ifdef INTERPRETER_USE_SWITCH |
906 | default: | |
907 | #endif /* INTERPRETER_USE_SWITCH */ | |
47e5f13e | 908 | ERR("unknown bytecode op %u", |
04aa13f8 | 909 | (unsigned int) *(bytecode_opcode_t *) pc); |
97b58163 MD |
910 | ret = -EINVAL; |
911 | goto end; | |
912 | ||
04aa13f8 FD |
913 | OP(BYTECODE_OP_RETURN): |
914 | /* LTTNG_INTERPRETER_DISCARD or LTTNG_INTERPRETER_RECORD_FLAG */ | |
47e5f13e MD |
915 | /* Handle dynamic typing. */ |
916 | switch (estack_ax_t) { | |
917 | case REG_S64: | |
d97f9b78 | 918 | case REG_U64: |
47e5f13e MD |
919 | retval = !!estack_ax_v; |
920 | break; | |
921 | case REG_DOUBLE: | |
922 | case REG_STRING: | |
f3503ba9 FD |
923 | case REG_PTR: |
924 | if (!output) { | |
925 | ret = -EINVAL; | |
926 | goto end; | |
927 | } | |
928 | retval = 0; | |
929 | break; | |
47e5f13e | 930 | case REG_STAR_GLOB_STRING: |
f3503ba9 | 931 | case REG_UNKNOWN: |
47e5f13e MD |
932 | default: |
933 | ret = -EINVAL; | |
934 | goto end; | |
935 | } | |
97b58163 MD |
936 | ret = 0; |
937 | goto end; | |
938 | ||
04aa13f8 FD |
939 | OP(BYTECODE_OP_RETURN_S64): |
940 | /* LTTNG_INTERPRETER_DISCARD or LTTNG_INTERPRETER_RECORD_FLAG */ | |
93c591bb MD |
941 | retval = !!estack_ax_v; |
942 | ret = 0; | |
943 | goto end; | |
944 | ||
97b58163 | 945 | /* binary */ |
04aa13f8 FD |
946 | OP(BYTECODE_OP_MUL): |
947 | OP(BYTECODE_OP_DIV): | |
948 | OP(BYTECODE_OP_MOD): | |
949 | OP(BYTECODE_OP_PLUS): | |
950 | OP(BYTECODE_OP_MINUS): | |
47e5f13e | 951 | ERR("unsupported bytecode op %u", |
04aa13f8 | 952 | (unsigned int) *(bytecode_opcode_t *) pc); |
97b58163 MD |
953 | ret = -EINVAL; |
954 | goto end; | |
955 | ||
04aa13f8 | 956 | OP(BYTECODE_OP_EQ): |
53569322 MD |
957 | { |
958 | /* Dynamic typing. */ | |
959 | switch (estack_ax_t) { | |
d97f9b78 MD |
960 | case REG_S64: /* Fall-through */ |
961 | case REG_U64: | |
53569322 | 962 | switch (estack_bx_t) { |
d97f9b78 MD |
963 | case REG_S64: /* Fall-through */ |
964 | case REG_U64: | |
04aa13f8 | 965 | JUMP_TO(BYTECODE_OP_EQ_S64); |
53569322 | 966 | case REG_DOUBLE: |
04aa13f8 | 967 | JUMP_TO(BYTECODE_OP_EQ_DOUBLE_S64); |
3151a51d PP |
968 | case REG_STRING: /* Fall-through */ |
969 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
970 | ret = -EINVAL; |
971 | goto end; | |
972 | default: | |
04aa13f8 | 973 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
974 | (int) estack_bx_t); |
975 | ret = -EINVAL; | |
976 | goto end; | |
977 | } | |
978 | break; | |
979 | case REG_DOUBLE: | |
980 | switch (estack_bx_t) { | |
d97f9b78 MD |
981 | case REG_S64: /* Fall-through */ |
982 | case REG_U64: | |
04aa13f8 | 983 | JUMP_TO(BYTECODE_OP_EQ_S64_DOUBLE); |
53569322 | 984 | case REG_DOUBLE: |
04aa13f8 | 985 | JUMP_TO(BYTECODE_OP_EQ_DOUBLE); |
3151a51d PP |
986 | case REG_STRING: /* Fall-through */ |
987 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
988 | ret = -EINVAL; |
989 | goto end; | |
990 | default: | |
04aa13f8 | 991 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
992 | (int) estack_bx_t); |
993 | ret = -EINVAL; | |
994 | goto end; | |
995 | } | |
996 | break; | |
997 | case REG_STRING: | |
998 | switch (estack_bx_t) { | |
999 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1000 | case REG_U64: /* Fall-through */ |
53569322 MD |
1001 | case REG_DOUBLE: |
1002 | ret = -EINVAL; | |
1003 | goto end; | |
1004 | case REG_STRING: | |
04aa13f8 | 1005 | JUMP_TO(BYTECODE_OP_EQ_STRING); |
3151a51d | 1006 | case REG_STAR_GLOB_STRING: |
04aa13f8 | 1007 | JUMP_TO(BYTECODE_OP_EQ_STAR_GLOB_STRING); |
3151a51d | 1008 | default: |
04aa13f8 | 1009 | ERR("Unknown interpreter register type (%d)", |
3151a51d PP |
1010 | (int) estack_bx_t); |
1011 | ret = -EINVAL; | |
1012 | goto end; | |
1013 | } | |
1014 | break; | |
1015 | case REG_STAR_GLOB_STRING: | |
1016 | switch (estack_bx_t) { | |
1017 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1018 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1019 | case REG_DOUBLE: |
1020 | ret = -EINVAL; | |
1021 | goto end; | |
1022 | case REG_STRING: | |
04aa13f8 | 1023 | JUMP_TO(BYTECODE_OP_EQ_STAR_GLOB_STRING); |
3151a51d PP |
1024 | case REG_STAR_GLOB_STRING: |
1025 | ret = -EINVAL; | |
1026 | goto end; | |
53569322 | 1027 | default: |
04aa13f8 | 1028 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1029 | (int) estack_bx_t); |
1030 | ret = -EINVAL; | |
1031 | goto end; | |
1032 | } | |
1033 | break; | |
1034 | default: | |
04aa13f8 | 1035 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1036 | (int) estack_ax_t); |
1037 | ret = -EINVAL; | |
1038 | goto end; | |
1039 | } | |
1040 | } | |
04aa13f8 | 1041 | OP(BYTECODE_OP_NE): |
53569322 MD |
1042 | { |
1043 | /* Dynamic typing. */ | |
1044 | switch (estack_ax_t) { | |
d97f9b78 MD |
1045 | case REG_S64: /* Fall-through */ |
1046 | case REG_U64: | |
53569322 | 1047 | switch (estack_bx_t) { |
d97f9b78 MD |
1048 | case REG_S64: /* Fall-through */ |
1049 | case REG_U64: | |
04aa13f8 | 1050 | JUMP_TO(BYTECODE_OP_NE_S64); |
53569322 | 1051 | case REG_DOUBLE: |
04aa13f8 | 1052 | JUMP_TO(BYTECODE_OP_NE_DOUBLE_S64); |
3151a51d PP |
1053 | case REG_STRING: /* Fall-through */ |
1054 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1055 | ret = -EINVAL; |
1056 | goto end; | |
1057 | default: | |
04aa13f8 | 1058 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1059 | (int) estack_bx_t); |
1060 | ret = -EINVAL; | |
1061 | goto end; | |
1062 | } | |
1063 | break; | |
1064 | case REG_DOUBLE: | |
1065 | switch (estack_bx_t) { | |
d97f9b78 MD |
1066 | case REG_S64: /* Fall-through */ |
1067 | case REG_U64: | |
04aa13f8 | 1068 | JUMP_TO(BYTECODE_OP_NE_S64_DOUBLE); |
53569322 | 1069 | case REG_DOUBLE: |
04aa13f8 | 1070 | JUMP_TO(BYTECODE_OP_NE_DOUBLE); |
3151a51d PP |
1071 | case REG_STRING: /* Fall-through */ |
1072 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1073 | ret = -EINVAL; |
1074 | goto end; | |
1075 | default: | |
04aa13f8 | 1076 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1077 | (int) estack_bx_t); |
1078 | ret = -EINVAL; | |
1079 | goto end; | |
1080 | } | |
1081 | break; | |
1082 | case REG_STRING: | |
1083 | switch (estack_bx_t) { | |
1084 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1085 | case REG_U64: |
53569322 MD |
1086 | case REG_DOUBLE: |
1087 | ret = -EINVAL; | |
1088 | goto end; | |
1089 | case REG_STRING: | |
04aa13f8 | 1090 | JUMP_TO(BYTECODE_OP_NE_STRING); |
3151a51d | 1091 | case REG_STAR_GLOB_STRING: |
04aa13f8 | 1092 | JUMP_TO(BYTECODE_OP_NE_STAR_GLOB_STRING); |
3151a51d | 1093 | default: |
04aa13f8 | 1094 | ERR("Unknown interpreter register type (%d)", |
3151a51d PP |
1095 | (int) estack_bx_t); |
1096 | ret = -EINVAL; | |
1097 | goto end; | |
1098 | } | |
1099 | break; | |
1100 | case REG_STAR_GLOB_STRING: | |
1101 | switch (estack_bx_t) { | |
1102 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1103 | case REG_U64: |
3151a51d PP |
1104 | case REG_DOUBLE: |
1105 | ret = -EINVAL; | |
1106 | goto end; | |
1107 | case REG_STRING: | |
04aa13f8 | 1108 | JUMP_TO(BYTECODE_OP_NE_STAR_GLOB_STRING); |
3151a51d PP |
1109 | case REG_STAR_GLOB_STRING: |
1110 | ret = -EINVAL; | |
1111 | goto end; | |
53569322 | 1112 | default: |
04aa13f8 | 1113 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1114 | (int) estack_bx_t); |
1115 | ret = -EINVAL; | |
1116 | goto end; | |
1117 | } | |
1118 | break; | |
1119 | default: | |
04aa13f8 | 1120 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1121 | (int) estack_ax_t); |
1122 | ret = -EINVAL; | |
1123 | goto end; | |
1124 | } | |
1125 | } | |
04aa13f8 | 1126 | OP(BYTECODE_OP_GT): |
53569322 MD |
1127 | { |
1128 | /* Dynamic typing. */ | |
1129 | switch (estack_ax_t) { | |
d97f9b78 MD |
1130 | case REG_S64: /* Fall-through */ |
1131 | case REG_U64: | |
53569322 | 1132 | switch (estack_bx_t) { |
d97f9b78 MD |
1133 | case REG_S64: /* Fall-through */ |
1134 | case REG_U64: | |
04aa13f8 | 1135 | JUMP_TO(BYTECODE_OP_GT_S64); |
53569322 | 1136 | case REG_DOUBLE: |
04aa13f8 | 1137 | JUMP_TO(BYTECODE_OP_GT_DOUBLE_S64); |
3151a51d PP |
1138 | case REG_STRING: /* Fall-through */ |
1139 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1140 | ret = -EINVAL; |
1141 | goto end; | |
1142 | default: | |
04aa13f8 | 1143 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1144 | (int) estack_bx_t); |
1145 | ret = -EINVAL; | |
1146 | goto end; | |
1147 | } | |
1148 | break; | |
1149 | case REG_DOUBLE: | |
1150 | switch (estack_bx_t) { | |
d97f9b78 MD |
1151 | case REG_S64: /* Fall-through */ |
1152 | case REG_U64: | |
04aa13f8 | 1153 | JUMP_TO(BYTECODE_OP_GT_S64_DOUBLE); |
53569322 | 1154 | case REG_DOUBLE: |
04aa13f8 | 1155 | JUMP_TO(BYTECODE_OP_GT_DOUBLE); |
3151a51d PP |
1156 | case REG_STRING: /* Fall-through */ |
1157 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1158 | ret = -EINVAL; |
1159 | goto end; | |
1160 | default: | |
04aa13f8 | 1161 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1162 | (int) estack_bx_t); |
1163 | ret = -EINVAL; | |
1164 | goto end; | |
1165 | } | |
1166 | break; | |
1167 | case REG_STRING: | |
1168 | switch (estack_bx_t) { | |
1169 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1170 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1171 | case REG_DOUBLE: /* Fall-through */ |
1172 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1173 | ret = -EINVAL; |
1174 | goto end; | |
1175 | case REG_STRING: | |
04aa13f8 | 1176 | JUMP_TO(BYTECODE_OP_GT_STRING); |
53569322 | 1177 | default: |
04aa13f8 | 1178 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1179 | (int) estack_bx_t); |
1180 | ret = -EINVAL; | |
1181 | goto end; | |
1182 | } | |
1183 | break; | |
1184 | default: | |
04aa13f8 | 1185 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1186 | (int) estack_ax_t); |
1187 | ret = -EINVAL; | |
1188 | goto end; | |
1189 | } | |
1190 | } | |
04aa13f8 | 1191 | OP(BYTECODE_OP_LT): |
53569322 MD |
1192 | { |
1193 | /* Dynamic typing. */ | |
1194 | switch (estack_ax_t) { | |
d97f9b78 MD |
1195 | case REG_S64: /* Fall-through */ |
1196 | case REG_U64: | |
53569322 | 1197 | switch (estack_bx_t) { |
d97f9b78 MD |
1198 | case REG_S64: /* Fall-through */ |
1199 | case REG_U64: | |
04aa13f8 | 1200 | JUMP_TO(BYTECODE_OP_LT_S64); |
53569322 | 1201 | case REG_DOUBLE: |
04aa13f8 | 1202 | JUMP_TO(BYTECODE_OP_LT_DOUBLE_S64); |
3151a51d PP |
1203 | case REG_STRING: /* Fall-through */ |
1204 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1205 | ret = -EINVAL; |
1206 | goto end; | |
1207 | default: | |
04aa13f8 | 1208 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1209 | (int) estack_bx_t); |
1210 | ret = -EINVAL; | |
1211 | goto end; | |
1212 | } | |
1213 | break; | |
1214 | case REG_DOUBLE: | |
1215 | switch (estack_bx_t) { | |
d97f9b78 MD |
1216 | case REG_S64: /* Fall-through */ |
1217 | case REG_U64: | |
04aa13f8 | 1218 | JUMP_TO(BYTECODE_OP_LT_S64_DOUBLE); |
53569322 | 1219 | case REG_DOUBLE: |
04aa13f8 | 1220 | JUMP_TO(BYTECODE_OP_LT_DOUBLE); |
3151a51d PP |
1221 | case REG_STRING: /* Fall-through */ |
1222 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1223 | ret = -EINVAL; |
1224 | goto end; | |
1225 | default: | |
04aa13f8 | 1226 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1227 | (int) estack_bx_t); |
1228 | ret = -EINVAL; | |
1229 | goto end; | |
1230 | } | |
1231 | break; | |
1232 | case REG_STRING: | |
1233 | switch (estack_bx_t) { | |
1234 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1235 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1236 | case REG_DOUBLE: /* Fall-through */ |
1237 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1238 | ret = -EINVAL; |
1239 | goto end; | |
1240 | case REG_STRING: | |
04aa13f8 | 1241 | JUMP_TO(BYTECODE_OP_LT_STRING); |
53569322 | 1242 | default: |
04aa13f8 | 1243 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1244 | (int) estack_bx_t); |
1245 | ret = -EINVAL; | |
1246 | goto end; | |
1247 | } | |
1248 | break; | |
1249 | default: | |
04aa13f8 | 1250 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1251 | (int) estack_ax_t); |
1252 | ret = -EINVAL; | |
1253 | goto end; | |
1254 | } | |
1255 | } | |
04aa13f8 | 1256 | OP(BYTECODE_OP_GE): |
53569322 MD |
1257 | { |
1258 | /* Dynamic typing. */ | |
1259 | switch (estack_ax_t) { | |
d97f9b78 MD |
1260 | case REG_S64: /* Fall-through */ |
1261 | case REG_U64: | |
53569322 | 1262 | switch (estack_bx_t) { |
d97f9b78 MD |
1263 | case REG_S64: /* Fall-through */ |
1264 | case REG_U64: | |
04aa13f8 | 1265 | JUMP_TO(BYTECODE_OP_GE_S64); |
53569322 | 1266 | case REG_DOUBLE: |
04aa13f8 | 1267 | JUMP_TO(BYTECODE_OP_GE_DOUBLE_S64); |
3151a51d PP |
1268 | case REG_STRING: /* Fall-through */ |
1269 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1270 | ret = -EINVAL; |
1271 | goto end; | |
1272 | default: | |
04aa13f8 | 1273 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1274 | (int) estack_bx_t); |
1275 | ret = -EINVAL; | |
1276 | goto end; | |
1277 | } | |
1278 | break; | |
1279 | case REG_DOUBLE: | |
1280 | switch (estack_bx_t) { | |
d97f9b78 MD |
1281 | case REG_S64: /* Fall-through */ |
1282 | case REG_U64: | |
04aa13f8 | 1283 | JUMP_TO(BYTECODE_OP_GE_S64_DOUBLE); |
53569322 | 1284 | case REG_DOUBLE: |
04aa13f8 | 1285 | JUMP_TO(BYTECODE_OP_GE_DOUBLE); |
3151a51d PP |
1286 | case REG_STRING: /* Fall-through */ |
1287 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1288 | ret = -EINVAL; |
1289 | goto end; | |
1290 | default: | |
04aa13f8 | 1291 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1292 | (int) estack_bx_t); |
1293 | ret = -EINVAL; | |
1294 | goto end; | |
1295 | } | |
1296 | break; | |
1297 | case REG_STRING: | |
1298 | switch (estack_bx_t) { | |
1299 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1300 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1301 | case REG_DOUBLE: /* Fall-through */ |
1302 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1303 | ret = -EINVAL; |
1304 | goto end; | |
1305 | case REG_STRING: | |
04aa13f8 | 1306 | JUMP_TO(BYTECODE_OP_GE_STRING); |
53569322 | 1307 | default: |
04aa13f8 | 1308 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1309 | (int) estack_bx_t); |
1310 | ret = -EINVAL; | |
1311 | goto end; | |
1312 | } | |
1313 | break; | |
1314 | default: | |
04aa13f8 | 1315 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1316 | (int) estack_ax_t); |
1317 | ret = -EINVAL; | |
1318 | goto end; | |
1319 | } | |
1320 | } | |
04aa13f8 | 1321 | OP(BYTECODE_OP_LE): |
53569322 MD |
1322 | { |
1323 | /* Dynamic typing. */ | |
1324 | switch (estack_ax_t) { | |
d97f9b78 MD |
1325 | case REG_S64: /* Fall-through */ |
1326 | case REG_U64: | |
53569322 | 1327 | switch (estack_bx_t) { |
d97f9b78 MD |
1328 | case REG_S64: /* Fall-through */ |
1329 | case REG_U64: | |
04aa13f8 | 1330 | JUMP_TO(BYTECODE_OP_LE_S64); |
53569322 | 1331 | case REG_DOUBLE: |
04aa13f8 | 1332 | JUMP_TO(BYTECODE_OP_LE_DOUBLE_S64); |
3151a51d PP |
1333 | case REG_STRING: /* Fall-through */ |
1334 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1335 | ret = -EINVAL; |
1336 | goto end; | |
1337 | default: | |
04aa13f8 | 1338 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1339 | (int) estack_bx_t); |
1340 | ret = -EINVAL; | |
1341 | goto end; | |
1342 | } | |
1343 | break; | |
1344 | case REG_DOUBLE: | |
1345 | switch (estack_bx_t) { | |
d97f9b78 MD |
1346 | case REG_S64: /* Fall-through */ |
1347 | case REG_U64: | |
04aa13f8 | 1348 | JUMP_TO(BYTECODE_OP_LE_S64_DOUBLE); |
53569322 | 1349 | case REG_DOUBLE: |
04aa13f8 | 1350 | JUMP_TO(BYTECODE_OP_LE_DOUBLE); |
3151a51d PP |
1351 | case REG_STRING: /* Fall-through */ |
1352 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1353 | ret = -EINVAL; |
1354 | goto end; | |
1355 | default: | |
04aa13f8 | 1356 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1357 | (int) estack_bx_t); |
1358 | ret = -EINVAL; | |
1359 | goto end; | |
1360 | } | |
1361 | break; | |
1362 | case REG_STRING: | |
1363 | switch (estack_bx_t) { | |
1364 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1365 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1366 | case REG_DOUBLE: /* Fall-through */ |
1367 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1368 | ret = -EINVAL; |
1369 | goto end; | |
1370 | case REG_STRING: | |
04aa13f8 | 1371 | JUMP_TO(BYTECODE_OP_LE_STRING); |
53569322 | 1372 | default: |
04aa13f8 | 1373 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1374 | (int) estack_bx_t); |
1375 | ret = -EINVAL; | |
1376 | goto end; | |
1377 | } | |
1378 | break; | |
1379 | default: | |
04aa13f8 | 1380 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1381 | (int) estack_ax_t); |
1382 | ret = -EINVAL; | |
1383 | goto end; | |
1384 | } | |
1385 | } | |
97b58163 | 1386 | |
04aa13f8 | 1387 | OP(BYTECODE_OP_EQ_STRING): |
97b58163 | 1388 | { |
0305960f MD |
1389 | int res; |
1390 | ||
9b33aac4 | 1391 | res = (stack_strcmp(stack, top, "==") == 0); |
53569322 | 1392 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1393 | estack_ax_v = res; |
53569322 | 1394 | estack_ax_t = REG_S64; |
97b58163 MD |
1395 | next_pc += sizeof(struct binary_op); |
1396 | PO; | |
1397 | } | |
04aa13f8 | 1398 | OP(BYTECODE_OP_NE_STRING): |
97b58163 | 1399 | { |
0305960f MD |
1400 | int res; |
1401 | ||
9b33aac4 | 1402 | res = (stack_strcmp(stack, top, "!=") != 0); |
53569322 | 1403 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1404 | estack_ax_v = res; |
53569322 | 1405 | estack_ax_t = REG_S64; |
97b58163 MD |
1406 | next_pc += sizeof(struct binary_op); |
1407 | PO; | |
1408 | } | |
04aa13f8 | 1409 | OP(BYTECODE_OP_GT_STRING): |
97b58163 | 1410 | { |
0305960f MD |
1411 | int res; |
1412 | ||
9b33aac4 | 1413 | res = (stack_strcmp(stack, top, ">") > 0); |
53569322 | 1414 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1415 | estack_ax_v = res; |
53569322 | 1416 | estack_ax_t = REG_S64; |
97b58163 MD |
1417 | next_pc += sizeof(struct binary_op); |
1418 | PO; | |
1419 | } | |
04aa13f8 | 1420 | OP(BYTECODE_OP_LT_STRING): |
97b58163 | 1421 | { |
0305960f MD |
1422 | int res; |
1423 | ||
9b33aac4 | 1424 | res = (stack_strcmp(stack, top, "<") < 0); |
53569322 | 1425 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1426 | estack_ax_v = res; |
53569322 | 1427 | estack_ax_t = REG_S64; |
97b58163 MD |
1428 | next_pc += sizeof(struct binary_op); |
1429 | PO; | |
1430 | } | |
04aa13f8 | 1431 | OP(BYTECODE_OP_GE_STRING): |
97b58163 | 1432 | { |
0305960f MD |
1433 | int res; |
1434 | ||
9b33aac4 | 1435 | res = (stack_strcmp(stack, top, ">=") >= 0); |
53569322 | 1436 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1437 | estack_ax_v = res; |
53569322 | 1438 | estack_ax_t = REG_S64; |
97b58163 MD |
1439 | next_pc += sizeof(struct binary_op); |
1440 | PO; | |
1441 | } | |
04aa13f8 | 1442 | OP(BYTECODE_OP_LE_STRING): |
97b58163 | 1443 | { |
0305960f MD |
1444 | int res; |
1445 | ||
9b33aac4 | 1446 | res = (stack_strcmp(stack, top, "<=") <= 0); |
53569322 | 1447 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1448 | estack_ax_v = res; |
53569322 | 1449 | estack_ax_t = REG_S64; |
97b58163 MD |
1450 | next_pc += sizeof(struct binary_op); |
1451 | PO; | |
1452 | } | |
1453 | ||
04aa13f8 | 1454 | OP(BYTECODE_OP_EQ_STAR_GLOB_STRING): |
3151a51d PP |
1455 | { |
1456 | int res; | |
1457 | ||
1458 | res = (stack_star_glob_match(stack, top, "==") == 0); | |
1459 | estack_pop(stack, top, ax, bx, ax_t, bx_t); | |
1460 | estack_ax_v = res; | |
1461 | estack_ax_t = REG_S64; | |
1462 | next_pc += sizeof(struct binary_op); | |
1463 | PO; | |
1464 | } | |
04aa13f8 | 1465 | OP(BYTECODE_OP_NE_STAR_GLOB_STRING): |
3151a51d PP |
1466 | { |
1467 | int res; | |
1468 | ||
1469 | res = (stack_star_glob_match(stack, top, "!=") != 0); | |
1470 | estack_pop(stack, top, ax, bx, ax_t, bx_t); | |
1471 | estack_ax_v = res; | |
1472 | estack_ax_t = REG_S64; | |
1473 | next_pc += sizeof(struct binary_op); | |
1474 | PO; | |
1475 | } | |
1476 | ||
04aa13f8 | 1477 | OP(BYTECODE_OP_EQ_S64): |
97b58163 | 1478 | { |
0305960f MD |
1479 | int res; |
1480 | ||
9b33aac4 | 1481 | res = (estack_bx_v == estack_ax_v); |
53569322 | 1482 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1483 | estack_ax_v = res; |
53569322 | 1484 | estack_ax_t = REG_S64; |
97b58163 MD |
1485 | next_pc += sizeof(struct binary_op); |
1486 | PO; | |
1487 | } | |
04aa13f8 | 1488 | OP(BYTECODE_OP_NE_S64): |
97b58163 | 1489 | { |
0305960f MD |
1490 | int res; |
1491 | ||
9b33aac4 | 1492 | res = (estack_bx_v != estack_ax_v); |
53569322 | 1493 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1494 | estack_ax_v = res; |
53569322 | 1495 | estack_ax_t = REG_S64; |
97b58163 MD |
1496 | next_pc += sizeof(struct binary_op); |
1497 | PO; | |
1498 | } | |
04aa13f8 | 1499 | OP(BYTECODE_OP_GT_S64): |
97b58163 | 1500 | { |
0305960f MD |
1501 | int res; |
1502 | ||
9b33aac4 | 1503 | res = (estack_bx_v > estack_ax_v); |
53569322 | 1504 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1505 | estack_ax_v = res; |
53569322 | 1506 | estack_ax_t = REG_S64; |
97b58163 MD |
1507 | next_pc += sizeof(struct binary_op); |
1508 | PO; | |
1509 | } | |
04aa13f8 | 1510 | OP(BYTECODE_OP_LT_S64): |
97b58163 | 1511 | { |
0305960f MD |
1512 | int res; |
1513 | ||
9b33aac4 | 1514 | res = (estack_bx_v < estack_ax_v); |
53569322 | 1515 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1516 | estack_ax_v = res; |
53569322 | 1517 | estack_ax_t = REG_S64; |
97b58163 MD |
1518 | next_pc += sizeof(struct binary_op); |
1519 | PO; | |
1520 | } | |
04aa13f8 | 1521 | OP(BYTECODE_OP_GE_S64): |
97b58163 | 1522 | { |
0305960f MD |
1523 | int res; |
1524 | ||
9b33aac4 | 1525 | res = (estack_bx_v >= estack_ax_v); |
53569322 | 1526 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1527 | estack_ax_v = res; |
53569322 | 1528 | estack_ax_t = REG_S64; |
97b58163 MD |
1529 | next_pc += sizeof(struct binary_op); |
1530 | PO; | |
1531 | } | |
04aa13f8 | 1532 | OP(BYTECODE_OP_LE_S64): |
97b58163 | 1533 | { |
0305960f MD |
1534 | int res; |
1535 | ||
9b33aac4 | 1536 | res = (estack_bx_v <= estack_ax_v); |
53569322 | 1537 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1538 | estack_ax_v = res; |
53569322 | 1539 | estack_ax_t = REG_S64; |
97b58163 MD |
1540 | next_pc += sizeof(struct binary_op); |
1541 | PO; | |
1542 | } | |
1543 | ||
04aa13f8 | 1544 | OP(BYTECODE_OP_EQ_DOUBLE): |
97b58163 | 1545 | { |
0305960f MD |
1546 | int res; |
1547 | ||
9b33aac4 | 1548 | res = (estack_bx(stack, top)->u.d == estack_ax(stack, top)->u.d); |
53569322 | 1549 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1550 | estack_ax_v = res; |
53569322 | 1551 | estack_ax_t = REG_S64; |
97b58163 MD |
1552 | next_pc += sizeof(struct binary_op); |
1553 | PO; | |
1554 | } | |
04aa13f8 | 1555 | OP(BYTECODE_OP_NE_DOUBLE): |
97b58163 | 1556 | { |
0305960f MD |
1557 | int res; |
1558 | ||
9b33aac4 | 1559 | res = (estack_bx(stack, top)->u.d != estack_ax(stack, top)->u.d); |
53569322 | 1560 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1561 | estack_ax_v = res; |
53569322 | 1562 | estack_ax_t = REG_S64; |
97b58163 MD |
1563 | next_pc += sizeof(struct binary_op); |
1564 | PO; | |
1565 | } | |
04aa13f8 | 1566 | OP(BYTECODE_OP_GT_DOUBLE): |
97b58163 | 1567 | { |
0305960f MD |
1568 | int res; |
1569 | ||
9b33aac4 | 1570 | res = (estack_bx(stack, top)->u.d > estack_ax(stack, top)->u.d); |
53569322 | 1571 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1572 | estack_ax_v = res; |
53569322 | 1573 | estack_ax_t = REG_S64; |
97b58163 MD |
1574 | next_pc += sizeof(struct binary_op); |
1575 | PO; | |
1576 | } | |
04aa13f8 | 1577 | OP(BYTECODE_OP_LT_DOUBLE): |
97b58163 | 1578 | { |
0305960f MD |
1579 | int res; |
1580 | ||
9b33aac4 | 1581 | res = (estack_bx(stack, top)->u.d < estack_ax(stack, top)->u.d); |
53569322 | 1582 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1583 | estack_ax_v = res; |
53569322 | 1584 | estack_ax_t = REG_S64; |
97b58163 MD |
1585 | next_pc += sizeof(struct binary_op); |
1586 | PO; | |
1587 | } | |
04aa13f8 | 1588 | OP(BYTECODE_OP_GE_DOUBLE): |
97b58163 | 1589 | { |
0305960f MD |
1590 | int res; |
1591 | ||
9b33aac4 | 1592 | res = (estack_bx(stack, top)->u.d >= estack_ax(stack, top)->u.d); |
53569322 | 1593 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1594 | estack_ax_v = res; |
53569322 | 1595 | estack_ax_t = REG_S64; |
97b58163 MD |
1596 | next_pc += sizeof(struct binary_op); |
1597 | PO; | |
1598 | } | |
04aa13f8 | 1599 | OP(BYTECODE_OP_LE_DOUBLE): |
97b58163 | 1600 | { |
0305960f MD |
1601 | int res; |
1602 | ||
9b33aac4 | 1603 | res = (estack_bx(stack, top)->u.d <= estack_ax(stack, top)->u.d); |
53569322 | 1604 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1605 | estack_ax_v = res; |
53569322 | 1606 | estack_ax_t = REG_S64; |
dbea82ec MD |
1607 | next_pc += sizeof(struct binary_op); |
1608 | PO; | |
1609 | } | |
1610 | ||
1611 | /* Mixed S64-double binary comparators */ | |
04aa13f8 | 1612 | OP(BYTECODE_OP_EQ_DOUBLE_S64): |
dbea82ec MD |
1613 | { |
1614 | int res; | |
1615 | ||
9b33aac4 | 1616 | res = (estack_bx(stack, top)->u.d == estack_ax_v); |
53569322 | 1617 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1618 | estack_ax_v = res; |
53569322 | 1619 | estack_ax_t = REG_S64; |
dbea82ec MD |
1620 | next_pc += sizeof(struct binary_op); |
1621 | PO; | |
1622 | } | |
04aa13f8 | 1623 | OP(BYTECODE_OP_NE_DOUBLE_S64): |
dbea82ec MD |
1624 | { |
1625 | int res; | |
1626 | ||
9b33aac4 | 1627 | res = (estack_bx(stack, top)->u.d != estack_ax_v); |
53569322 | 1628 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1629 | estack_ax_v = res; |
53569322 | 1630 | estack_ax_t = REG_S64; |
dbea82ec MD |
1631 | next_pc += sizeof(struct binary_op); |
1632 | PO; | |
1633 | } | |
04aa13f8 | 1634 | OP(BYTECODE_OP_GT_DOUBLE_S64): |
dbea82ec MD |
1635 | { |
1636 | int res; | |
1637 | ||
9b33aac4 | 1638 | res = (estack_bx(stack, top)->u.d > estack_ax_v); |
53569322 | 1639 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1640 | estack_ax_v = res; |
53569322 | 1641 | estack_ax_t = REG_S64; |
dbea82ec MD |
1642 | next_pc += sizeof(struct binary_op); |
1643 | PO; | |
1644 | } | |
04aa13f8 | 1645 | OP(BYTECODE_OP_LT_DOUBLE_S64): |
dbea82ec MD |
1646 | { |
1647 | int res; | |
1648 | ||
9b33aac4 | 1649 | res = (estack_bx(stack, top)->u.d < estack_ax_v); |
53569322 | 1650 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1651 | estack_ax_v = res; |
53569322 | 1652 | estack_ax_t = REG_S64; |
dbea82ec MD |
1653 | next_pc += sizeof(struct binary_op); |
1654 | PO; | |
1655 | } | |
04aa13f8 | 1656 | OP(BYTECODE_OP_GE_DOUBLE_S64): |
dbea82ec MD |
1657 | { |
1658 | int res; | |
1659 | ||
9b33aac4 | 1660 | res = (estack_bx(stack, top)->u.d >= estack_ax_v); |
53569322 | 1661 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1662 | estack_ax_v = res; |
53569322 | 1663 | estack_ax_t = REG_S64; |
dbea82ec MD |
1664 | next_pc += sizeof(struct binary_op); |
1665 | PO; | |
1666 | } | |
04aa13f8 | 1667 | OP(BYTECODE_OP_LE_DOUBLE_S64): |
dbea82ec MD |
1668 | { |
1669 | int res; | |
1670 | ||
9b33aac4 | 1671 | res = (estack_bx(stack, top)->u.d <= estack_ax_v); |
53569322 | 1672 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1673 | estack_ax_v = res; |
53569322 | 1674 | estack_ax_t = REG_S64; |
dbea82ec MD |
1675 | next_pc += sizeof(struct binary_op); |
1676 | PO; | |
1677 | } | |
1678 | ||
04aa13f8 | 1679 | OP(BYTECODE_OP_EQ_S64_DOUBLE): |
dbea82ec MD |
1680 | { |
1681 | int res; | |
1682 | ||
9b33aac4 | 1683 | res = (estack_bx_v == estack_ax(stack, top)->u.d); |
53569322 | 1684 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1685 | estack_ax_v = res; |
53569322 | 1686 | estack_ax_t = REG_S64; |
dbea82ec MD |
1687 | next_pc += sizeof(struct binary_op); |
1688 | PO; | |
1689 | } | |
04aa13f8 | 1690 | OP(BYTECODE_OP_NE_S64_DOUBLE): |
dbea82ec MD |
1691 | { |
1692 | int res; | |
1693 | ||
9b33aac4 | 1694 | res = (estack_bx_v != estack_ax(stack, top)->u.d); |
53569322 | 1695 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1696 | estack_ax_v = res; |
53569322 | 1697 | estack_ax_t = REG_S64; |
dbea82ec MD |
1698 | next_pc += sizeof(struct binary_op); |
1699 | PO; | |
1700 | } | |
04aa13f8 | 1701 | OP(BYTECODE_OP_GT_S64_DOUBLE): |
dbea82ec MD |
1702 | { |
1703 | int res; | |
1704 | ||
9b33aac4 | 1705 | res = (estack_bx_v > estack_ax(stack, top)->u.d); |
53569322 | 1706 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1707 | estack_ax_v = res; |
53569322 | 1708 | estack_ax_t = REG_S64; |
dbea82ec MD |
1709 | next_pc += sizeof(struct binary_op); |
1710 | PO; | |
1711 | } | |
04aa13f8 | 1712 | OP(BYTECODE_OP_LT_S64_DOUBLE): |
dbea82ec MD |
1713 | { |
1714 | int res; | |
1715 | ||
9b33aac4 | 1716 | res = (estack_bx_v < estack_ax(stack, top)->u.d); |
53569322 | 1717 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1718 | estack_ax_v = res; |
53569322 | 1719 | estack_ax_t = REG_S64; |
dbea82ec MD |
1720 | next_pc += sizeof(struct binary_op); |
1721 | PO; | |
1722 | } | |
04aa13f8 | 1723 | OP(BYTECODE_OP_GE_S64_DOUBLE): |
dbea82ec MD |
1724 | { |
1725 | int res; | |
1726 | ||
9b33aac4 | 1727 | res = (estack_bx_v >= estack_ax(stack, top)->u.d); |
53569322 | 1728 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1729 | estack_ax_v = res; |
53569322 | 1730 | estack_ax_t = REG_S64; |
dbea82ec MD |
1731 | next_pc += sizeof(struct binary_op); |
1732 | PO; | |
1733 | } | |
04aa13f8 | 1734 | OP(BYTECODE_OP_LE_S64_DOUBLE): |
dbea82ec MD |
1735 | { |
1736 | int res; | |
1737 | ||
9b33aac4 | 1738 | res = (estack_bx_v <= estack_ax(stack, top)->u.d); |
53569322 | 1739 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1740 | estack_ax_v = res; |
53569322 | 1741 | estack_ax_t = REG_S64; |
97b58163 MD |
1742 | next_pc += sizeof(struct binary_op); |
1743 | PO; | |
1744 | } | |
04aa13f8 | 1745 | OP(BYTECODE_OP_BIT_RSHIFT): |
0039e2d8 MD |
1746 | { |
1747 | int64_t res; | |
1748 | ||
d97f9b78 | 1749 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
0039e2d8 MD |
1750 | ret = -EINVAL; |
1751 | goto end; | |
1752 | } | |
d97f9b78 | 1753 | |
3703f1d2 MD |
1754 | /* Catch undefined behavior. */ |
1755 | if (caa_unlikely(estack_ax_v < 0 || estack_ax_v >= 64)) { | |
1756 | ret = -EINVAL; | |
1757 | goto end; | |
1758 | } | |
4e8f9a89 | 1759 | res = ((uint64_t) estack_bx_v >> (uint32_t) estack_ax_v); |
0039e2d8 MD |
1760 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1761 | estack_ax_v = res; | |
d97f9b78 | 1762 | estack_ax_t = REG_U64; |
0039e2d8 MD |
1763 | next_pc += sizeof(struct binary_op); |
1764 | PO; | |
1765 | } | |
04aa13f8 | 1766 | OP(BYTECODE_OP_BIT_LSHIFT): |
0039e2d8 MD |
1767 | { |
1768 | int64_t res; | |
1769 | ||
d97f9b78 | 1770 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
0039e2d8 MD |
1771 | ret = -EINVAL; |
1772 | goto end; | |
1773 | } | |
d97f9b78 | 1774 | |
3703f1d2 MD |
1775 | /* Catch undefined behavior. */ |
1776 | if (caa_unlikely(estack_ax_v < 0 || estack_ax_v >= 64)) { | |
1777 | ret = -EINVAL; | |
1778 | goto end; | |
1779 | } | |
4e8f9a89 | 1780 | res = ((uint64_t) estack_bx_v << (uint32_t) estack_ax_v); |
0039e2d8 MD |
1781 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1782 | estack_ax_v = res; | |
d97f9b78 | 1783 | estack_ax_t = REG_U64; |
0039e2d8 MD |
1784 | next_pc += sizeof(struct binary_op); |
1785 | PO; | |
1786 | } | |
04aa13f8 | 1787 | OP(BYTECODE_OP_BIT_AND): |
47e5f13e MD |
1788 | { |
1789 | int64_t res; | |
1790 | ||
d97f9b78 | 1791 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
47e5f13e MD |
1792 | ret = -EINVAL; |
1793 | goto end; | |
1794 | } | |
1795 | ||
4e8f9a89 | 1796 | res = ((uint64_t) estack_bx_v & (uint64_t) estack_ax_v); |
47e5f13e MD |
1797 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1798 | estack_ax_v = res; | |
d97f9b78 | 1799 | estack_ax_t = REG_U64; |
47e5f13e MD |
1800 | next_pc += sizeof(struct binary_op); |
1801 | PO; | |
1802 | } | |
04aa13f8 | 1803 | OP(BYTECODE_OP_BIT_OR): |
47e5f13e MD |
1804 | { |
1805 | int64_t res; | |
1806 | ||
d97f9b78 | 1807 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
47e5f13e MD |
1808 | ret = -EINVAL; |
1809 | goto end; | |
1810 | } | |
1811 | ||
4e8f9a89 | 1812 | res = ((uint64_t) estack_bx_v | (uint64_t) estack_ax_v); |
47e5f13e MD |
1813 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1814 | estack_ax_v = res; | |
d97f9b78 | 1815 | estack_ax_t = REG_U64; |
47e5f13e MD |
1816 | next_pc += sizeof(struct binary_op); |
1817 | PO; | |
1818 | } | |
04aa13f8 | 1819 | OP(BYTECODE_OP_BIT_XOR): |
47e5f13e MD |
1820 | { |
1821 | int64_t res; | |
1822 | ||
d97f9b78 | 1823 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
47e5f13e MD |
1824 | ret = -EINVAL; |
1825 | goto end; | |
1826 | } | |
1827 | ||
4e8f9a89 | 1828 | res = ((uint64_t) estack_bx_v ^ (uint64_t) estack_ax_v); |
47e5f13e MD |
1829 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1830 | estack_ax_v = res; | |
d97f9b78 | 1831 | estack_ax_t = REG_U64; |
47e5f13e MD |
1832 | next_pc += sizeof(struct binary_op); |
1833 | PO; | |
1834 | } | |
97b58163 MD |
1835 | |
1836 | /* unary */ | |
04aa13f8 | 1837 | OP(BYTECODE_OP_UNARY_PLUS): |
53569322 MD |
1838 | { |
1839 | /* Dynamic typing. */ | |
1840 | switch (estack_ax_t) { | |
1841 | case REG_S64: /* Fall-through. */ | |
d97f9b78 | 1842 | case REG_U64: |
04aa13f8 | 1843 | JUMP_TO(BYTECODE_OP_UNARY_PLUS_S64); |
53569322 | 1844 | case REG_DOUBLE: |
04aa13f8 | 1845 | JUMP_TO(BYTECODE_OP_UNARY_PLUS_DOUBLE); |
3151a51d PP |
1846 | case REG_STRING: /* Fall-through */ |
1847 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1848 | ret = -EINVAL; |
1849 | goto end; | |
1850 | default: | |
04aa13f8 | 1851 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1852 | (int) estack_ax_t); |
1853 | ret = -EINVAL; | |
1854 | goto end; | |
1855 | } | |
1856 | } | |
04aa13f8 | 1857 | OP(BYTECODE_OP_UNARY_MINUS): |
53569322 MD |
1858 | { |
1859 | /* Dynamic typing. */ | |
1860 | switch (estack_ax_t) { | |
d97f9b78 MD |
1861 | case REG_S64: /* Fall-through. */ |
1862 | case REG_U64: | |
04aa13f8 | 1863 | JUMP_TO(BYTECODE_OP_UNARY_MINUS_S64); |
53569322 | 1864 | case REG_DOUBLE: |
04aa13f8 | 1865 | JUMP_TO(BYTECODE_OP_UNARY_MINUS_DOUBLE); |
3151a51d PP |
1866 | case REG_STRING: /* Fall-through */ |
1867 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1868 | ret = -EINVAL; |
1869 | goto end; | |
1870 | default: | |
04aa13f8 | 1871 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1872 | (int) estack_ax_t); |
1873 | ret = -EINVAL; | |
1874 | goto end; | |
1875 | } | |
1876 | } | |
04aa13f8 | 1877 | OP(BYTECODE_OP_UNARY_NOT): |
53569322 MD |
1878 | { |
1879 | /* Dynamic typing. */ | |
1880 | switch (estack_ax_t) { | |
d97f9b78 MD |
1881 | case REG_S64: /* Fall-through. */ |
1882 | case REG_U64: | |
04aa13f8 | 1883 | JUMP_TO(BYTECODE_OP_UNARY_NOT_S64); |
53569322 | 1884 | case REG_DOUBLE: |
04aa13f8 | 1885 | JUMP_TO(BYTECODE_OP_UNARY_NOT_DOUBLE); |
3151a51d PP |
1886 | case REG_STRING: /* Fall-through */ |
1887 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1888 | ret = -EINVAL; |
1889 | goto end; | |
1890 | default: | |
04aa13f8 | 1891 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1892 | (int) estack_ax_t); |
1893 | ret = -EINVAL; | |
1894 | goto end; | |
1895 | } | |
1896 | next_pc += sizeof(struct unary_op); | |
1897 | PO; | |
1898 | } | |
97b58163 | 1899 | |
04aa13f8 | 1900 | OP(BYTECODE_OP_UNARY_BIT_NOT): |
0039e2d8 MD |
1901 | { |
1902 | /* Dynamic typing. */ | |
d97f9b78 | 1903 | if (!IS_INTEGER_REGISTER(estack_ax_t)) { |
0039e2d8 MD |
1904 | ret = -EINVAL; |
1905 | goto end; | |
1906 | } | |
1907 | ||
4e8f9a89 | 1908 | estack_ax_v = ~(uint64_t) estack_ax_v; |
d97f9b78 | 1909 | estack_ax_t = REG_U64; |
0039e2d8 MD |
1910 | next_pc += sizeof(struct unary_op); |
1911 | PO; | |
1912 | } | |
1913 | ||
04aa13f8 FD |
1914 | OP(BYTECODE_OP_UNARY_PLUS_S64): |
1915 | OP(BYTECODE_OP_UNARY_PLUS_DOUBLE): | |
97b58163 MD |
1916 | { |
1917 | next_pc += sizeof(struct unary_op); | |
1918 | PO; | |
1919 | } | |
04aa13f8 | 1920 | OP(BYTECODE_OP_UNARY_MINUS_S64): |
97b58163 | 1921 | { |
9b33aac4 | 1922 | estack_ax_v = -estack_ax_v; |
97b58163 MD |
1923 | next_pc += sizeof(struct unary_op); |
1924 | PO; | |
1925 | } | |
04aa13f8 | 1926 | OP(BYTECODE_OP_UNARY_MINUS_DOUBLE): |
97b58163 | 1927 | { |
9b33aac4 | 1928 | estack_ax(stack, top)->u.d = -estack_ax(stack, top)->u.d; |
97b58163 MD |
1929 | next_pc += sizeof(struct unary_op); |
1930 | PO; | |
1931 | } | |
04aa13f8 | 1932 | OP(BYTECODE_OP_UNARY_NOT_S64): |
97b58163 | 1933 | { |
9b33aac4 | 1934 | estack_ax_v = !estack_ax_v; |
d97f9b78 | 1935 | estack_ax_t = REG_S64; |
97b58163 MD |
1936 | next_pc += sizeof(struct unary_op); |
1937 | PO; | |
1938 | } | |
04aa13f8 | 1939 | OP(BYTECODE_OP_UNARY_NOT_DOUBLE): |
97b58163 | 1940 | { |
53569322 MD |
1941 | estack_ax_v = !estack_ax(stack, top)->u.d; |
1942 | estack_ax_t = REG_S64; | |
97b58163 MD |
1943 | next_pc += sizeof(struct unary_op); |
1944 | PO; | |
1945 | } | |
1946 | ||
1947 | /* logical */ | |
04aa13f8 | 1948 | OP(BYTECODE_OP_AND): |
97b58163 MD |
1949 | { |
1950 | struct logical_op *insn = (struct logical_op *) pc; | |
1951 | ||
d97f9b78 | 1952 | if (estack_ax_t != REG_S64 && estack_ax_t != REG_U64) { |
53569322 MD |
1953 | ret = -EINVAL; |
1954 | goto end; | |
1955 | } | |
0305960f | 1956 | /* If AX is 0, skip and evaluate to 0 */ |
9b33aac4 | 1957 | if (unlikely(estack_ax_v == 0)) { |
97b58163 MD |
1958 | dbg_printf("Jumping to bytecode offset %u\n", |
1959 | (unsigned int) insn->skip_offset); | |
1960 | next_pc = start_pc + insn->skip_offset; | |
1961 | } else { | |
71c1ceeb | 1962 | /* Pop 1 when jump not taken */ |
53569322 | 1963 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
97b58163 MD |
1964 | next_pc += sizeof(struct logical_op); |
1965 | } | |
1966 | PO; | |
1967 | } | |
04aa13f8 | 1968 | OP(BYTECODE_OP_OR): |
97b58163 MD |
1969 | { |
1970 | struct logical_op *insn = (struct logical_op *) pc; | |
1971 | ||
d97f9b78 | 1972 | if (estack_ax_t != REG_S64 && estack_ax_t != REG_U64) { |
53569322 MD |
1973 | ret = -EINVAL; |
1974 | goto end; | |
1975 | } | |
0305960f | 1976 | /* If AX is nonzero, skip and evaluate to 1 */ |
9b33aac4 MD |
1977 | if (unlikely(estack_ax_v != 0)) { |
1978 | estack_ax_v = 1; | |
97b58163 MD |
1979 | dbg_printf("Jumping to bytecode offset %u\n", |
1980 | (unsigned int) insn->skip_offset); | |
1981 | next_pc = start_pc + insn->skip_offset; | |
1982 | } else { | |
71c1ceeb | 1983 | /* Pop 1 when jump not taken */ |
53569322 | 1984 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
97b58163 MD |
1985 | next_pc += sizeof(struct logical_op); |
1986 | } | |
1987 | PO; | |
1988 | } | |
1989 | ||
1990 | ||
77aa5901 | 1991 | /* load field ref */ |
04aa13f8 | 1992 | OP(BYTECODE_OP_LOAD_FIELD_REF_STRING): |
97b58163 MD |
1993 | { |
1994 | struct load_op *insn = (struct load_op *) pc; | |
1995 | struct field_ref *ref = (struct field_ref *) insn->data; | |
1996 | ||
1997 | dbg_printf("load field ref offset %u type string\n", | |
1998 | ref->offset); | |
53569322 | 1999 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2000 | estack_ax(stack, top)->u.s.str = |
f3503ba9 | 2001 | *(const char * const *) &interpreter_stack_data[ref->offset]; |
9b33aac4 | 2002 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { |
04aa13f8 | 2003 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
97b58163 MD |
2004 | ret = -EINVAL; |
2005 | goto end; | |
2006 | } | |
a63d0dc8 | 2007 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2008 | estack_ax(stack, top)->u.s.literal_type = |
2009 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
53569322 | 2010 | estack_ax_t = REG_STRING; |
9b33aac4 | 2011 | dbg_printf("ref load string %s\n", estack_ax(stack, top)->u.s.str); |
97b58163 MD |
2012 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
2013 | PO; | |
2014 | } | |
2015 | ||
04aa13f8 | 2016 | OP(BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE): |
97b58163 MD |
2017 | { |
2018 | struct load_op *insn = (struct load_op *) pc; | |
2019 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2020 | ||
2021 | dbg_printf("load field ref offset %u type sequence\n", | |
2022 | ref->offset); | |
53569322 | 2023 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2024 | estack_ax(stack, top)->u.s.seq_len = |
f3503ba9 | 2025 | *(unsigned long *) &interpreter_stack_data[ref->offset]; |
9b33aac4 | 2026 | estack_ax(stack, top)->u.s.str = |
f3503ba9 | 2027 | *(const char **) (&interpreter_stack_data[ref->offset |
97b58163 | 2028 | + sizeof(unsigned long)]); |
53569322 | 2029 | estack_ax_t = REG_STRING; |
9b33aac4 | 2030 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { |
04aa13f8 | 2031 | dbg_printf("Interpreter warning: loading a NULL sequence.\n"); |
97b58163 MD |
2032 | ret = -EINVAL; |
2033 | goto end; | |
2034 | } | |
3151a51d PP |
2035 | estack_ax(stack, top)->u.s.literal_type = |
2036 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
97b58163 MD |
2037 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
2038 | PO; | |
2039 | } | |
2040 | ||
04aa13f8 | 2041 | OP(BYTECODE_OP_LOAD_FIELD_REF_S64): |
97b58163 MD |
2042 | { |
2043 | struct load_op *insn = (struct load_op *) pc; | |
2044 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2045 | ||
2046 | dbg_printf("load field ref offset %u type s64\n", | |
2047 | ref->offset); | |
53569322 | 2048 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2049 | estack_ax_v = |
f3503ba9 | 2050 | ((struct literal_numeric *) &interpreter_stack_data[ref->offset])->v; |
53569322 | 2051 | estack_ax_t = REG_S64; |
9b33aac4 | 2052 | dbg_printf("ref load s64 %" PRIi64 "\n", estack_ax_v); |
97b58163 MD |
2053 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
2054 | PO; | |
2055 | } | |
2056 | ||
04aa13f8 | 2057 | OP(BYTECODE_OP_LOAD_FIELD_REF_DOUBLE): |
97b58163 MD |
2058 | { |
2059 | struct load_op *insn = (struct load_op *) pc; | |
2060 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2061 | ||
2062 | dbg_printf("load field ref offset %u type double\n", | |
2063 | ref->offset); | |
53569322 | 2064 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
f3503ba9 | 2065 | memcpy(&estack_ax(stack, top)->u.d, &interpreter_stack_data[ref->offset], |
97b58163 | 2066 | sizeof(struct literal_double)); |
53569322 | 2067 | estack_ax_t = REG_DOUBLE; |
9b33aac4 | 2068 | dbg_printf("ref load double %g\n", estack_ax(stack, top)->u.d); |
97b58163 MD |
2069 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
2070 | PO; | |
2071 | } | |
2072 | ||
77aa5901 | 2073 | /* load from immediate operand */ |
04aa13f8 | 2074 | OP(BYTECODE_OP_LOAD_STRING): |
97b58163 MD |
2075 | { |
2076 | struct load_op *insn = (struct load_op *) pc; | |
2077 | ||
2078 | dbg_printf("load string %s\n", insn->data); | |
53569322 | 2079 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2080 | estack_ax(stack, top)->u.s.str = insn->data; |
a63d0dc8 | 2081 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2082 | estack_ax(stack, top)->u.s.literal_type = |
2083 | ESTACK_STRING_LITERAL_TYPE_PLAIN; | |
53569322 | 2084 | estack_ax_t = REG_STRING; |
97b58163 MD |
2085 | next_pc += sizeof(struct load_op) + strlen(insn->data) + 1; |
2086 | PO; | |
2087 | } | |
2088 | ||
04aa13f8 | 2089 | OP(BYTECODE_OP_LOAD_STAR_GLOB_STRING): |
3151a51d PP |
2090 | { |
2091 | struct load_op *insn = (struct load_op *) pc; | |
2092 | ||
2093 | dbg_printf("load globbing pattern %s\n", insn->data); | |
2094 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2095 | estack_ax(stack, top)->u.s.str = insn->data; | |
a63d0dc8 | 2096 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2097 | estack_ax(stack, top)->u.s.literal_type = |
2098 | ESTACK_STRING_LITERAL_TYPE_STAR_GLOB; | |
2099 | estack_ax_t = REG_STAR_GLOB_STRING; | |
2100 | next_pc += sizeof(struct load_op) + strlen(insn->data) + 1; | |
2101 | PO; | |
2102 | } | |
2103 | ||
04aa13f8 | 2104 | OP(BYTECODE_OP_LOAD_S64): |
97b58163 MD |
2105 | { |
2106 | struct load_op *insn = (struct load_op *) pc; | |
2107 | ||
53569322 | 2108 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2109 | estack_ax_v = ((struct literal_numeric *) insn->data)->v; |
53569322 | 2110 | estack_ax_t = REG_S64; |
9b33aac4 | 2111 | dbg_printf("load s64 %" PRIi64 "\n", estack_ax_v); |
97b58163 MD |
2112 | next_pc += sizeof(struct load_op) |
2113 | + sizeof(struct literal_numeric); | |
2114 | PO; | |
2115 | } | |
2116 | ||
04aa13f8 | 2117 | OP(BYTECODE_OP_LOAD_DOUBLE): |
97b58163 MD |
2118 | { |
2119 | struct load_op *insn = (struct load_op *) pc; | |
2120 | ||
53569322 | 2121 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2122 | memcpy(&estack_ax(stack, top)->u.d, insn->data, |
97b58163 | 2123 | sizeof(struct literal_double)); |
53569322 MD |
2124 | estack_ax_t = REG_DOUBLE; |
2125 | dbg_printf("load double %g\n", estack_ax(stack, top)->u.d); | |
97b58163 MD |
2126 | next_pc += sizeof(struct load_op) |
2127 | + sizeof(struct literal_double); | |
2128 | PO; | |
2129 | } | |
2130 | ||
2131 | /* cast */ | |
04aa13f8 | 2132 | OP(BYTECODE_OP_CAST_TO_S64): |
53569322 MD |
2133 | { |
2134 | /* Dynamic typing. */ | |
2135 | switch (estack_ax_t) { | |
2136 | case REG_S64: | |
04aa13f8 | 2137 | JUMP_TO(BYTECODE_OP_CAST_NOP); |
53569322 | 2138 | case REG_DOUBLE: |
04aa13f8 | 2139 | JUMP_TO(BYTECODE_OP_CAST_DOUBLE_TO_S64); |
d97f9b78 MD |
2140 | case REG_U64: |
2141 | estack_ax_t = REG_S64; | |
2142 | next_pc += sizeof(struct cast_op); | |
3151a51d PP |
2143 | case REG_STRING: /* Fall-through */ |
2144 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
2145 | ret = -EINVAL; |
2146 | goto end; | |
2147 | default: | |
04aa13f8 | 2148 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
2149 | (int) estack_ax_t); |
2150 | ret = -EINVAL; | |
2151 | goto end; | |
2152 | } | |
2153 | } | |
97b58163 | 2154 | |
04aa13f8 | 2155 | OP(BYTECODE_OP_CAST_DOUBLE_TO_S64): |
97b58163 | 2156 | { |
9b33aac4 | 2157 | estack_ax_v = (int64_t) estack_ax(stack, top)->u.d; |
53569322 | 2158 | estack_ax_t = REG_S64; |
97b58163 MD |
2159 | next_pc += sizeof(struct cast_op); |
2160 | PO; | |
2161 | } | |
2162 | ||
04aa13f8 | 2163 | OP(BYTECODE_OP_CAST_NOP): |
97b58163 MD |
2164 | { |
2165 | next_pc += sizeof(struct cast_op); | |
2166 | PO; | |
2167 | } | |
2168 | ||
77aa5901 | 2169 | /* get context ref */ |
04aa13f8 | 2170 | OP(BYTECODE_OP_GET_CONTEXT_REF): |
53569322 MD |
2171 | { |
2172 | struct load_op *insn = (struct load_op *) pc; | |
2173 | struct field_ref *ref = (struct field_ref *) insn->data; | |
53569322 MD |
2174 | struct lttng_ctx_field *ctx_field; |
2175 | struct lttng_ctx_value v; | |
2176 | ||
2177 | dbg_printf("get context ref offset %u type dynamic\n", | |
2178 | ref->offset); | |
53569322 MD |
2179 | ctx_field = &ctx->fields[ref->offset]; |
2180 | ctx_field->get_value(ctx_field, &v); | |
2181 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2182 | switch (v.sel) { | |
2183 | case LTTNG_UST_DYNAMIC_TYPE_NONE: | |
2184 | ret = -EINVAL; | |
2185 | goto end; | |
2186 | case LTTNG_UST_DYNAMIC_TYPE_S64: | |
2187 | estack_ax_v = v.u.s64; | |
2188 | estack_ax_t = REG_S64; | |
2189 | dbg_printf("ref get context dynamic s64 %" PRIi64 "\n", estack_ax_v); | |
2190 | break; | |
2191 | case LTTNG_UST_DYNAMIC_TYPE_DOUBLE: | |
2192 | estack_ax(stack, top)->u.d = v.u.d; | |
2193 | estack_ax_t = REG_DOUBLE; | |
2194 | dbg_printf("ref get context dynamic double %g\n", estack_ax(stack, top)->u.d); | |
2195 | break; | |
2196 | case LTTNG_UST_DYNAMIC_TYPE_STRING: | |
2197 | estack_ax(stack, top)->u.s.str = v.u.str; | |
2198 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { | |
04aa13f8 | 2199 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
53569322 MD |
2200 | ret = -EINVAL; |
2201 | goto end; | |
2202 | } | |
a63d0dc8 | 2203 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2204 | estack_ax(stack, top)->u.s.literal_type = |
2205 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
53569322 MD |
2206 | dbg_printf("ref get context dynamic string %s\n", estack_ax(stack, top)->u.s.str); |
2207 | estack_ax_t = REG_STRING; | |
2208 | break; | |
2209 | default: | |
04aa13f8 | 2210 | dbg_printf("Interpreter warning: unknown dynamic type (%d).\n", (int) v.sel); |
53569322 MD |
2211 | ret = -EINVAL; |
2212 | goto end; | |
2213 | } | |
2214 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2215 | PO; | |
2216 | } | |
2217 | ||
04aa13f8 | 2218 | OP(BYTECODE_OP_GET_CONTEXT_REF_STRING): |
77aa5901 MD |
2219 | { |
2220 | struct load_op *insn = (struct load_op *) pc; | |
2221 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2222 | struct lttng_ctx_field *ctx_field; | |
53569322 | 2223 | struct lttng_ctx_value v; |
77aa5901 MD |
2224 | |
2225 | dbg_printf("get context ref offset %u type string\n", | |
2226 | ref->offset); | |
53569322 | 2227 | ctx_field = &ctx->fields[ref->offset]; |
77aa5901 | 2228 | ctx_field->get_value(ctx_field, &v); |
53569322 MD |
2229 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
2230 | estack_ax(stack, top)->u.s.str = v.u.str; | |
77aa5901 | 2231 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { |
04aa13f8 | 2232 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
77aa5901 MD |
2233 | ret = -EINVAL; |
2234 | goto end; | |
2235 | } | |
a63d0dc8 | 2236 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2237 | estack_ax(stack, top)->u.s.literal_type = |
2238 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
53569322 | 2239 | estack_ax_t = REG_STRING; |
77aa5901 MD |
2240 | dbg_printf("ref get context string %s\n", estack_ax(stack, top)->u.s.str); |
2241 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2242 | PO; | |
2243 | } | |
2244 | ||
04aa13f8 | 2245 | OP(BYTECODE_OP_GET_CONTEXT_REF_S64): |
77aa5901 MD |
2246 | { |
2247 | struct load_op *insn = (struct load_op *) pc; | |
2248 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2249 | struct lttng_ctx_field *ctx_field; | |
53569322 | 2250 | struct lttng_ctx_value v; |
77aa5901 MD |
2251 | |
2252 | dbg_printf("get context ref offset %u type s64\n", | |
2253 | ref->offset); | |
53569322 | 2254 | ctx_field = &ctx->fields[ref->offset]; |
77aa5901 | 2255 | ctx_field->get_value(ctx_field, &v); |
53569322 MD |
2256 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
2257 | estack_ax_v = v.u.s64; | |
2258 | estack_ax_t = REG_S64; | |
77aa5901 MD |
2259 | dbg_printf("ref get context s64 %" PRIi64 "\n", estack_ax_v); |
2260 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2261 | PO; | |
2262 | } | |
2263 | ||
04aa13f8 | 2264 | OP(BYTECODE_OP_GET_CONTEXT_REF_DOUBLE): |
77aa5901 MD |
2265 | { |
2266 | struct load_op *insn = (struct load_op *) pc; | |
2267 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2268 | struct lttng_ctx_field *ctx_field; | |
53569322 | 2269 | struct lttng_ctx_value v; |
77aa5901 MD |
2270 | |
2271 | dbg_printf("get context ref offset %u type double\n", | |
2272 | ref->offset); | |
53569322 | 2273 | ctx_field = &ctx->fields[ref->offset]; |
77aa5901 | 2274 | ctx_field->get_value(ctx_field, &v); |
53569322 MD |
2275 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
2276 | memcpy(&estack_ax(stack, top)->u.d, &v.u.d, sizeof(struct literal_double)); | |
2277 | estack_ax_t = REG_DOUBLE; | |
77aa5901 MD |
2278 | dbg_printf("ref get context double %g\n", estack_ax(stack, top)->u.d); |
2279 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2280 | PO; | |
2281 | } | |
2282 | ||
04aa13f8 | 2283 | OP(BYTECODE_OP_GET_CONTEXT_ROOT): |
47e5f13e MD |
2284 | { |
2285 | dbg_printf("op get context root\n"); | |
2286 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2287 | estack_ax(stack, top)->u.ptr.type = LOAD_ROOT_CONTEXT; | |
2288 | /* "field" only needed for variants. */ | |
2289 | estack_ax(stack, top)->u.ptr.field = NULL; | |
2290 | estack_ax_t = REG_PTR; | |
2291 | next_pc += sizeof(struct load_op); | |
2292 | PO; | |
2293 | } | |
2294 | ||
04aa13f8 | 2295 | OP(BYTECODE_OP_GET_APP_CONTEXT_ROOT): |
47e5f13e MD |
2296 | { |
2297 | dbg_printf("op get app context root\n"); | |
2298 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2299 | estack_ax(stack, top)->u.ptr.type = LOAD_ROOT_APP_CONTEXT; | |
2300 | /* "field" only needed for variants. */ | |
2301 | estack_ax(stack, top)->u.ptr.field = NULL; | |
2302 | estack_ax_t = REG_PTR; | |
2303 | next_pc += sizeof(struct load_op); | |
2304 | PO; | |
2305 | } | |
2306 | ||
04aa13f8 | 2307 | OP(BYTECODE_OP_GET_PAYLOAD_ROOT): |
47e5f13e MD |
2308 | { |
2309 | dbg_printf("op get app payload root\n"); | |
2310 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2311 | estack_ax(stack, top)->u.ptr.type = LOAD_ROOT_PAYLOAD; | |
f3503ba9 | 2312 | estack_ax(stack, top)->u.ptr.ptr = interpreter_stack_data; |
47e5f13e MD |
2313 | /* "field" only needed for variants. */ |
2314 | estack_ax(stack, top)->u.ptr.field = NULL; | |
2315 | estack_ax_t = REG_PTR; | |
2316 | next_pc += sizeof(struct load_op); | |
2317 | PO; | |
2318 | } | |
2319 | ||
04aa13f8 | 2320 | OP(BYTECODE_OP_GET_SYMBOL): |
47e5f13e MD |
2321 | { |
2322 | dbg_printf("op get symbol\n"); | |
2323 | switch (estack_ax(stack, top)->u.ptr.type) { | |
2324 | case LOAD_OBJECT: | |
2325 | ERR("Nested fields not implemented yet."); | |
2326 | ret = -EINVAL; | |
2327 | goto end; | |
2328 | case LOAD_ROOT_CONTEXT: | |
2329 | case LOAD_ROOT_APP_CONTEXT: | |
2330 | case LOAD_ROOT_PAYLOAD: | |
2331 | /* | |
2332 | * symbol lookup is performed by | |
2333 | * specialization. | |
2334 | */ | |
2335 | ret = -EINVAL; | |
2336 | goto end; | |
2337 | } | |
2338 | next_pc += sizeof(struct load_op) + sizeof(struct get_symbol); | |
2339 | PO; | |
2340 | } | |
2341 | ||
04aa13f8 | 2342 | OP(BYTECODE_OP_GET_SYMBOL_FIELD): |
47e5f13e MD |
2343 | { |
2344 | /* | |
2345 | * Used for first variant encountered in a | |
2346 | * traversal. Variants are not implemented yet. | |
2347 | */ | |
2348 | ret = -EINVAL; | |
2349 | goto end; | |
2350 | } | |
2351 | ||
04aa13f8 | 2352 | OP(BYTECODE_OP_GET_INDEX_U16): |
47e5f13e MD |
2353 | { |
2354 | struct load_op *insn = (struct load_op *) pc; | |
2355 | struct get_index_u16 *index = (struct get_index_u16 *) insn->data; | |
2356 | ||
2357 | dbg_printf("op get index u16\n"); | |
b77aaa1b | 2358 | ret = dynamic_get_index(ctx, bytecode, index->index, estack_ax(stack, top)); |
47e5f13e MD |
2359 | if (ret) |
2360 | goto end; | |
2361 | estack_ax_v = estack_ax(stack, top)->u.v; | |
2362 | estack_ax_t = estack_ax(stack, top)->type; | |
2363 | next_pc += sizeof(struct load_op) + sizeof(struct get_index_u16); | |
2364 | PO; | |
2365 | } | |
2366 | ||
04aa13f8 | 2367 | OP(BYTECODE_OP_GET_INDEX_U64): |
47e5f13e MD |
2368 | { |
2369 | struct load_op *insn = (struct load_op *) pc; | |
2370 | struct get_index_u64 *index = (struct get_index_u64 *) insn->data; | |
2371 | ||
2372 | dbg_printf("op get index u64\n"); | |
b77aaa1b | 2373 | ret = dynamic_get_index(ctx, bytecode, index->index, estack_ax(stack, top)); |
47e5f13e MD |
2374 | if (ret) |
2375 | goto end; | |
2376 | estack_ax_v = estack_ax(stack, top)->u.v; | |
2377 | estack_ax_t = estack_ax(stack, top)->type; | |
2378 | next_pc += sizeof(struct load_op) + sizeof(struct get_index_u64); | |
2379 | PO; | |
2380 | } | |
2381 | ||
04aa13f8 | 2382 | OP(BYTECODE_OP_LOAD_FIELD): |
47e5f13e MD |
2383 | { |
2384 | dbg_printf("op load field\n"); | |
2385 | ret = dynamic_load_field(estack_ax(stack, top)); | |
2386 | if (ret) | |
2387 | goto end; | |
2388 | estack_ax_v = estack_ax(stack, top)->u.v; | |
2389 | estack_ax_t = estack_ax(stack, top)->type; | |
2390 | next_pc += sizeof(struct load_op); | |
2391 | PO; | |
2392 | } | |
2393 | ||
04aa13f8 | 2394 | OP(BYTECODE_OP_LOAD_FIELD_S8): |
47e5f13e MD |
2395 | { |
2396 | dbg_printf("op load field s8\n"); | |
2397 | ||
2398 | estack_ax_v = *(int8_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2399 | estack_ax_t = REG_S64; | |
2400 | next_pc += sizeof(struct load_op); | |
2401 | PO; | |
2402 | } | |
04aa13f8 | 2403 | OP(BYTECODE_OP_LOAD_FIELD_S16): |
47e5f13e MD |
2404 | { |
2405 | dbg_printf("op load field s16\n"); | |
2406 | ||
2407 | estack_ax_v = *(int16_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2408 | estack_ax_t = REG_S64; | |
2409 | next_pc += sizeof(struct load_op); | |
2410 | PO; | |
2411 | } | |
04aa13f8 | 2412 | OP(BYTECODE_OP_LOAD_FIELD_S32): |
47e5f13e MD |
2413 | { |
2414 | dbg_printf("op load field s32\n"); | |
2415 | ||
2416 | estack_ax_v = *(int32_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2417 | estack_ax_t = REG_S64; | |
2418 | next_pc += sizeof(struct load_op); | |
2419 | PO; | |
2420 | } | |
04aa13f8 | 2421 | OP(BYTECODE_OP_LOAD_FIELD_S64): |
47e5f13e MD |
2422 | { |
2423 | dbg_printf("op load field s64\n"); | |
2424 | ||
2425 | estack_ax_v = *(int64_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2426 | estack_ax_t = REG_S64; | |
2427 | next_pc += sizeof(struct load_op); | |
2428 | PO; | |
2429 | } | |
04aa13f8 | 2430 | OP(BYTECODE_OP_LOAD_FIELD_U8): |
47e5f13e MD |
2431 | { |
2432 | dbg_printf("op load field u8\n"); | |
2433 | ||
2434 | estack_ax_v = *(uint8_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2435 | estack_ax_t = REG_U64; |
47e5f13e MD |
2436 | next_pc += sizeof(struct load_op); |
2437 | PO; | |
2438 | } | |
04aa13f8 | 2439 | OP(BYTECODE_OP_LOAD_FIELD_U16): |
47e5f13e MD |
2440 | { |
2441 | dbg_printf("op load field u16\n"); | |
2442 | ||
2443 | estack_ax_v = *(uint16_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2444 | estack_ax_t = REG_U64; |
47e5f13e MD |
2445 | next_pc += sizeof(struct load_op); |
2446 | PO; | |
2447 | } | |
04aa13f8 | 2448 | OP(BYTECODE_OP_LOAD_FIELD_U32): |
47e5f13e MD |
2449 | { |
2450 | dbg_printf("op load field u32\n"); | |
2451 | ||
2452 | estack_ax_v = *(uint32_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2453 | estack_ax_t = REG_U64; |
47e5f13e MD |
2454 | next_pc += sizeof(struct load_op); |
2455 | PO; | |
2456 | } | |
04aa13f8 | 2457 | OP(BYTECODE_OP_LOAD_FIELD_U64): |
47e5f13e MD |
2458 | { |
2459 | dbg_printf("op load field u64\n"); | |
2460 | ||
2461 | estack_ax_v = *(uint64_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2462 | estack_ax_t = REG_U64; |
47e5f13e MD |
2463 | next_pc += sizeof(struct load_op); |
2464 | PO; | |
2465 | } | |
04aa13f8 | 2466 | OP(BYTECODE_OP_LOAD_FIELD_DOUBLE): |
47e5f13e MD |
2467 | { |
2468 | dbg_printf("op load field double\n"); | |
2469 | ||
2470 | memcpy(&estack_ax(stack, top)->u.d, | |
2471 | estack_ax(stack, top)->u.ptr.ptr, | |
2472 | sizeof(struct literal_double)); | |
2473 | estack_ax(stack, top)->type = REG_DOUBLE; | |
2474 | next_pc += sizeof(struct load_op); | |
2475 | PO; | |
2476 | } | |
2477 | ||
04aa13f8 | 2478 | OP(BYTECODE_OP_LOAD_FIELD_STRING): |
47e5f13e MD |
2479 | { |
2480 | const char *str; | |
2481 | ||
2482 | dbg_printf("op load field string\n"); | |
2483 | str = (const char *) estack_ax(stack, top)->u.ptr.ptr; | |
2484 | estack_ax(stack, top)->u.s.str = str; | |
2485 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { | |
04aa13f8 | 2486 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
47e5f13e MD |
2487 | ret = -EINVAL; |
2488 | goto end; | |
2489 | } | |
2490 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; | |
2491 | estack_ax(stack, top)->u.s.literal_type = | |
2492 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
2493 | estack_ax(stack, top)->type = REG_STRING; | |
2494 | next_pc += sizeof(struct load_op); | |
2495 | PO; | |
2496 | } | |
2497 | ||
04aa13f8 | 2498 | OP(BYTECODE_OP_LOAD_FIELD_SEQUENCE): |
47e5f13e MD |
2499 | { |
2500 | const char *ptr; | |
2501 | ||
2502 | dbg_printf("op load field string sequence\n"); | |
2503 | ptr = estack_ax(stack, top)->u.ptr.ptr; | |
2504 | estack_ax(stack, top)->u.s.seq_len = *(unsigned long *) ptr; | |
2505 | estack_ax(stack, top)->u.s.str = *(const char **) (ptr + sizeof(unsigned long)); | |
2506 | estack_ax(stack, top)->type = REG_STRING; | |
2507 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { | |
04aa13f8 | 2508 | dbg_printf("Interpreter warning: loading a NULL sequence.\n"); |
47e5f13e MD |
2509 | ret = -EINVAL; |
2510 | goto end; | |
2511 | } | |
2512 | estack_ax(stack, top)->u.s.literal_type = | |
2513 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
2514 | next_pc += sizeof(struct load_op); | |
2515 | PO; | |
2516 | } | |
2517 | ||
97b58163 MD |
2518 | END_OP |
2519 | end: | |
4526ba69 | 2520 | /* Return _DISCARD on error. */ |
97b58163 | 2521 | if (ret) |
04aa13f8 | 2522 | return LTTNG_INTERPRETER_DISCARD; |
f3503ba9 FD |
2523 | |
2524 | if (output) { | |
2525 | return lttng_bytecode_interpret_format_output(estack_ax(stack, top), | |
2526 | output); | |
2527 | } | |
2528 | ||
97b58163 MD |
2529 | return retval; |
2530 | } | |
2531 | ||
04aa13f8 | 2532 | uint64_t lttng_bytecode_filter_interpret(void *filter_data, |
f3503ba9 FD |
2533 | const char *filter_stack_data) |
2534 | { | |
2535 | return bytecode_interpret(filter_data, filter_stack_data, NULL); | |
2536 | } | |
2537 | ||
d37ecb3f FD |
2538 | uint64_t lttng_bytecode_capture_interpret(void *capture_data, |
2539 | const char *capture_stack_data, | |
2540 | struct lttng_interpreter_output *output) | |
2541 | { | |
2542 | return bytecode_interpret(capture_data, capture_stack_data, | |
2543 | (struct lttng_interpreter_output *) output); | |
2544 | } | |
2545 | ||
97b58163 MD |
2546 | #undef START_OP |
2547 | #undef OP | |
2548 | #undef PO | |
2549 | #undef END_OP |