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> |
a2e4d05e | 14 | #include <urcu/rculist.h> |
3208818b | 15 | #include <lttng/ust-endian.h> |
f3503ba9 | 16 | #include <lttng/ust-events.h> |
362a65de | 17 | #include "ust-events-internal.h" |
f3503ba9 | 18 | |
04aa13f8 | 19 | #include "lttng-bytecode.h" |
3151a51d | 20 | #include "string-utils.h" |
97b58163 | 21 | |
f3503ba9 | 22 | |
97b58163 MD |
23 | /* |
24 | * -1: wildcard found. | |
25 | * -2: unknown escape char. | |
26 | * 0: normal char. | |
27 | */ | |
28 | ||
29 | static | |
30 | int parse_char(const char **p) | |
31 | { | |
32 | switch (**p) { | |
33 | case '\\': | |
34 | (*p)++; | |
35 | switch (**p) { | |
36 | case '\\': | |
37 | case '*': | |
38 | return 0; | |
39 | default: | |
40 | return -2; | |
41 | } | |
42 | case '*': | |
43 | return -1; | |
44 | default: | |
45 | return 0; | |
46 | } | |
47 | } | |
48 | ||
3151a51d | 49 | /* |
a63d0dc8 | 50 | * Returns SIZE_MAX if the string is null-terminated, or the number of |
3151a51d PP |
51 | * characters if not. |
52 | */ | |
53 | static | |
54 | size_t get_str_or_seq_len(const struct estack_entry *entry) | |
55 | { | |
a63d0dc8 | 56 | return entry->u.s.seq_len; |
3151a51d PP |
57 | } |
58 | ||
59 | static | |
60 | int stack_star_glob_match(struct estack *stack, int top, const char *cmp_type) | |
61 | { | |
62 | const char *pattern; | |
63 | const char *candidate; | |
64 | size_t pattern_len; | |
65 | size_t candidate_len; | |
66 | ||
67 | /* Find out which side is the pattern vs. the candidate. */ | |
68 | if (estack_ax(stack, top)->u.s.literal_type == ESTACK_STRING_LITERAL_TYPE_STAR_GLOB) { | |
69 | pattern = estack_ax(stack, top)->u.s.str; | |
70 | pattern_len = get_str_or_seq_len(estack_ax(stack, top)); | |
71 | candidate = estack_bx(stack, top)->u.s.str; | |
72 | candidate_len = get_str_or_seq_len(estack_bx(stack, top)); | |
73 | } else { | |
74 | pattern = estack_bx(stack, top)->u.s.str; | |
75 | pattern_len = get_str_or_seq_len(estack_bx(stack, top)); | |
76 | candidate = estack_ax(stack, top)->u.s.str; | |
77 | candidate_len = get_str_or_seq_len(estack_ax(stack, top)); | |
78 | } | |
79 | ||
80 | /* Perform the match. Returns 0 when the result is true. */ | |
81 | return !strutils_star_glob_match(pattern, pattern_len, candidate, | |
82 | candidate_len); | |
83 | } | |
84 | ||
97b58163 | 85 | static |
9b33aac4 | 86 | int stack_strcmp(struct estack *stack, int top, const char *cmp_type) |
97b58163 | 87 | { |
9b33aac4 | 88 | const char *p = estack_bx(stack, top)->u.s.str, *q = estack_ax(stack, top)->u.s.str; |
97b58163 MD |
89 | int ret; |
90 | int diff; | |
91 | ||
92 | for (;;) { | |
93 | int escaped_r0 = 0; | |
94 | ||
332335cd MD |
95 | if (unlikely(p - estack_bx(stack, top)->u.s.str >= estack_bx(stack, top)->u.s.seq_len || *p == '\0')) { |
96 | if (q - estack_ax(stack, top)->u.s.str >= estack_ax(stack, top)->u.s.seq_len || *q == '\0') { | |
5cf8141d | 97 | return 0; |
a0928c1e | 98 | } else { |
3151a51d PP |
99 | if (estack_ax(stack, top)->u.s.literal_type == |
100 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
5cf8141d MD |
101 | ret = parse_char(&q); |
102 | if (ret == -1) | |
103 | return 0; | |
104 | } | |
105 | return -1; | |
a0928c1e | 106 | } |
97b58163 | 107 | } |
332335cd | 108 | if (unlikely(q - estack_ax(stack, top)->u.s.str >= estack_ax(stack, top)->u.s.seq_len || *q == '\0')) { |
3151a51d PP |
109 | if (estack_bx(stack, top)->u.s.literal_type == |
110 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
3e6a0694 MD |
111 | ret = parse_char(&p); |
112 | if (ret == -1) | |
113 | return 0; | |
a0928c1e | 114 | } |
3e6a0694 | 115 | return 1; |
97b58163 | 116 | } |
3151a51d PP |
117 | if (estack_bx(stack, top)->u.s.literal_type == |
118 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
97b58163 MD |
119 | ret = parse_char(&p); |
120 | if (ret == -1) { | |
121 | return 0; | |
122 | } else if (ret == -2) { | |
123 | escaped_r0 = 1; | |
124 | } | |
125 | /* else compare both char */ | |
126 | } | |
3151a51d PP |
127 | if (estack_ax(stack, top)->u.s.literal_type == |
128 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
97b58163 MD |
129 | ret = parse_char(&q); |
130 | if (ret == -1) { | |
131 | return 0; | |
132 | } else if (ret == -2) { | |
133 | if (!escaped_r0) | |
134 | return -1; | |
135 | } else { | |
136 | if (escaped_r0) | |
137 | return 1; | |
138 | } | |
139 | } else { | |
140 | if (escaped_r0) | |
141 | return 1; | |
142 | } | |
143 | diff = *p - *q; | |
144 | if (diff != 0) | |
145 | break; | |
146 | p++; | |
147 | q++; | |
148 | } | |
149 | return diff; | |
150 | } | |
151 | ||
22c30e27 MD |
152 | int lttng_bytecode_interpret_error(struct lttng_ust_bytecode_runtime *bytecode_runtime, |
153 | const char *stack_data, | |
154 | void *ctx) | |
97b58163 | 155 | { |
22c30e27 | 156 | return LTTNG_UST_BYTECODE_INTERPRETER_ERROR; |
d37ecb3f FD |
157 | } |
158 | ||
97b58163 MD |
159 | #ifdef INTERPRETER_USE_SWITCH |
160 | ||
161 | /* | |
162 | * Fallback for compilers that do not support taking address of labels. | |
163 | */ | |
164 | ||
165 | #define START_OP \ | |
166 | start_pc = &bytecode->data[0]; \ | |
167 | for (pc = next_pc = start_pc; pc - start_pc < bytecode->len; \ | |
168 | pc = next_pc) { \ | |
169 | dbg_printf("Executing op %s (%u)\n", \ | |
bf617e20 | 170 | lttng_bytecode_print_op((unsigned int) *(bytecode_opcode_t *) pc), \ |
04aa13f8 FD |
171 | (unsigned int) *(bytecode_opcode_t *) pc); \ |
172 | switch (*(bytecode_opcode_t *) pc) { | |
97b58163 | 173 | |
53569322 MD |
174 | #define OP(name) jump_target_##name: __attribute__((unused)); \ |
175 | case name | |
97b58163 MD |
176 | |
177 | #define PO break | |
178 | ||
179 | #define END_OP } \ | |
180 | } | |
181 | ||
53569322 MD |
182 | #define JUMP_TO(name) \ |
183 | goto jump_target_##name | |
184 | ||
97b58163 MD |
185 | #else |
186 | ||
187 | /* | |
188 | * Dispatch-table based interpreter. | |
189 | */ | |
190 | ||
191 | #define START_OP \ | |
47e5f13e | 192 | start_pc = &bytecode->code[0]; \ |
97b58163 MD |
193 | pc = next_pc = start_pc; \ |
194 | if (unlikely(pc - start_pc >= bytecode->len)) \ | |
195 | goto end; \ | |
04aa13f8 | 196 | goto *dispatch[*(bytecode_opcode_t *) pc]; |
97b58163 MD |
197 | |
198 | #define OP(name) \ | |
199 | LABEL_##name | |
200 | ||
201 | #define PO \ | |
202 | pc = next_pc; \ | |
04aa13f8 | 203 | goto *dispatch[*(bytecode_opcode_t *) pc]; |
97b58163 MD |
204 | |
205 | #define END_OP | |
206 | ||
53569322 MD |
207 | #define JUMP_TO(name) \ |
208 | goto LABEL_##name | |
209 | ||
97b58163 MD |
210 | #endif |
211 | ||
d97f9b78 MD |
212 | #define IS_INTEGER_REGISTER(reg_type) \ |
213 | (reg_type == REG_U64 || reg_type == REG_S64) | |
214 | ||
daacdbfc | 215 | static int context_get_index(struct lttng_ust_ctx *ctx, |
47e5f13e MD |
216 | struct load_ptr *ptr, |
217 | uint32_t idx) | |
218 | { | |
219 | ||
daacdbfc | 220 | struct lttng_ust_ctx_field *ctx_field; |
25cff019 | 221 | struct lttng_ust_event_field *field; |
daacdbfc | 222 | struct lttng_ust_ctx_value v; |
47e5f13e | 223 | |
daacdbfc MD |
224 | ctx_field = ctx->fields[idx]; |
225 | field = ctx_field->event_field; | |
47e5f13e | 226 | ptr->type = LOAD_OBJECT; |
f3503ba9 | 227 | ptr->field = field; |
47e5f13e | 228 | |
a084756d MD |
229 | switch (field->type->type) { |
230 | case lttng_ust_type_integer: | |
47e5f13e | 231 | ctx_field->get_value(ctx_field, &v); |
a084756d | 232 | if (lttng_ust_get_type_integer(field->type)->signedness) { |
47e5f13e MD |
233 | ptr->object_type = OBJECT_TYPE_S64; |
234 | ptr->u.s64 = v.u.s64; | |
235 | ptr->ptr = &ptr->u.s64; | |
236 | } else { | |
237 | ptr->object_type = OBJECT_TYPE_U64; | |
238 | ptr->u.u64 = v.u.s64; /* Cast. */ | |
239 | ptr->ptr = &ptr->u.u64; | |
240 | } | |
241 | break; | |
a084756d | 242 | case lttng_ust_type_enum: |
47e5f13e | 243 | { |
a084756d | 244 | const struct lttng_ust_type_integer *itype; |
47e5f13e | 245 | |
a084756d | 246 | itype = lttng_ust_get_type_integer(lttng_ust_get_type_enum(field->type)->container_type); |
47e5f13e MD |
247 | ctx_field->get_value(ctx_field, &v); |
248 | if (itype->signedness) { | |
70f9f7f9 | 249 | ptr->object_type = OBJECT_TYPE_SIGNED_ENUM; |
47e5f13e MD |
250 | ptr->u.s64 = v.u.s64; |
251 | ptr->ptr = &ptr->u.s64; | |
252 | } else { | |
70f9f7f9 | 253 | ptr->object_type = OBJECT_TYPE_UNSIGNED_ENUM; |
47e5f13e MD |
254 | ptr->u.u64 = v.u.s64; /* Cast. */ |
255 | ptr->ptr = &ptr->u.u64; | |
256 | } | |
257 | break; | |
258 | } | |
a084756d MD |
259 | case lttng_ust_type_array: |
260 | if (lttng_ust_get_type_array(field->type)->elem_type->type != lttng_ust_type_integer) { | |
47e5f13e MD |
261 | ERR("Array nesting only supports integer types."); |
262 | return -EINVAL; | |
263 | } | |
a084756d | 264 | if (lttng_ust_get_type_array(field->type)->encoding == lttng_ust_string_encoding_none) { |
47e5f13e MD |
265 | ERR("Only string arrays are supported for contexts."); |
266 | return -EINVAL; | |
267 | } | |
268 | ptr->object_type = OBJECT_TYPE_STRING; | |
269 | ctx_field->get_value(ctx_field, &v); | |
270 | ptr->ptr = v.u.str; | |
271 | break; | |
a084756d MD |
272 | case lttng_ust_type_sequence: |
273 | if (lttng_ust_get_type_sequence(field->type)->elem_type->type != lttng_ust_type_integer) { | |
47e5f13e MD |
274 | ERR("Sequence nesting only supports integer types."); |
275 | return -EINVAL; | |
276 | } | |
a084756d | 277 | if (lttng_ust_get_type_sequence(field->type)->encoding == lttng_ust_string_encoding_none) { |
47e5f13e MD |
278 | ERR("Only string sequences are supported for contexts."); |
279 | return -EINVAL; | |
280 | } | |
281 | ptr->object_type = OBJECT_TYPE_STRING; | |
282 | ctx_field->get_value(ctx_field, &v); | |
283 | ptr->ptr = v.u.str; | |
284 | break; | |
a084756d | 285 | case lttng_ust_type_string: |
47e5f13e MD |
286 | ptr->object_type = OBJECT_TYPE_STRING; |
287 | ctx_field->get_value(ctx_field, &v); | |
288 | ptr->ptr = v.u.str; | |
289 | break; | |
a084756d | 290 | case lttng_ust_type_float: |
47e5f13e | 291 | ptr->object_type = OBJECT_TYPE_DOUBLE; |
0245c698 | 292 | ctx_field->get_value(ctx_field, &v); |
47e5f13e MD |
293 | ptr->u.d = v.u.d; |
294 | ptr->ptr = &ptr->u.d; | |
295 | break; | |
a084756d | 296 | case lttng_ust_type_dynamic: |
47e5f13e MD |
297 | ctx_field->get_value(ctx_field, &v); |
298 | switch (v.sel) { | |
299 | case LTTNG_UST_DYNAMIC_TYPE_NONE: | |
300 | return -EINVAL; | |
86133caf FD |
301 | case LTTNG_UST_DYNAMIC_TYPE_U8: |
302 | case LTTNG_UST_DYNAMIC_TYPE_U16: | |
303 | case LTTNG_UST_DYNAMIC_TYPE_U32: | |
304 | case LTTNG_UST_DYNAMIC_TYPE_U64: | |
305 | ptr->object_type = OBJECT_TYPE_U64; | |
306 | ptr->u.u64 = v.u.u64; | |
307 | ptr->ptr = &ptr->u.u64; | |
308 | dbg_printf("context get index dynamic u64 %" PRIi64 "\n", ptr->u.u64); | |
309 | break; | |
310 | case LTTNG_UST_DYNAMIC_TYPE_S8: | |
311 | case LTTNG_UST_DYNAMIC_TYPE_S16: | |
312 | case LTTNG_UST_DYNAMIC_TYPE_S32: | |
47e5f13e MD |
313 | case LTTNG_UST_DYNAMIC_TYPE_S64: |
314 | ptr->object_type = OBJECT_TYPE_S64; | |
315 | ptr->u.s64 = v.u.s64; | |
316 | ptr->ptr = &ptr->u.s64; | |
317 | dbg_printf("context get index dynamic s64 %" PRIi64 "\n", ptr->u.s64); | |
318 | break; | |
86133caf | 319 | case LTTNG_UST_DYNAMIC_TYPE_FLOAT: |
47e5f13e MD |
320 | case LTTNG_UST_DYNAMIC_TYPE_DOUBLE: |
321 | ptr->object_type = OBJECT_TYPE_DOUBLE; | |
322 | ptr->u.d = v.u.d; | |
323 | ptr->ptr = &ptr->u.d; | |
324 | dbg_printf("context get index dynamic double %g\n", ptr->u.d); | |
325 | break; | |
326 | case LTTNG_UST_DYNAMIC_TYPE_STRING: | |
327 | ptr->object_type = OBJECT_TYPE_STRING; | |
328 | ptr->ptr = v.u.str; | |
329 | dbg_printf("context get index dynamic string %s\n", (const char *) ptr->ptr); | |
330 | break; | |
331 | default: | |
04aa13f8 | 332 | dbg_printf("Interpreter warning: unknown dynamic type (%d).\n", (int) v.sel); |
47e5f13e MD |
333 | return -EINVAL; |
334 | } | |
335 | break; | |
47e5f13e | 336 | default: |
a084756d | 337 | ERR("Unknown type: %d", (int) field->type->type); |
47e5f13e MD |
338 | return -EINVAL; |
339 | } | |
340 | return 0; | |
341 | } | |
342 | ||
daacdbfc | 343 | static int dynamic_get_index(struct lttng_ust_ctx *ctx, |
47e5f13e MD |
344 | struct bytecode_runtime *runtime, |
345 | uint64_t index, struct estack_entry *stack_top) | |
346 | { | |
347 | int ret; | |
04aa13f8 | 348 | const struct bytecode_get_index_data *gid; |
47e5f13e | 349 | |
04aa13f8 | 350 | gid = (const struct bytecode_get_index_data *) &runtime->data[index]; |
47e5f13e MD |
351 | switch (stack_top->u.ptr.type) { |
352 | case LOAD_OBJECT: | |
353 | switch (stack_top->u.ptr.object_type) { | |
354 | case OBJECT_TYPE_ARRAY: | |
355 | { | |
356 | const char *ptr; | |
357 | ||
358 | assert(gid->offset < gid->array_len); | |
359 | /* Skip count (unsigned long) */ | |
360 | ptr = *(const char **) (stack_top->u.ptr.ptr + sizeof(unsigned long)); | |
361 | ptr = ptr + gid->offset; | |
362 | stack_top->u.ptr.ptr = ptr; | |
363 | stack_top->u.ptr.object_type = gid->elem.type; | |
364 | stack_top->u.ptr.rev_bo = gid->elem.rev_bo; | |
a084756d | 365 | assert(stack_top->u.ptr.field->type->type == lttng_ust_type_array); |
47e5f13e MD |
366 | stack_top->u.ptr.field = NULL; |
367 | break; | |
368 | } | |
369 | case OBJECT_TYPE_SEQUENCE: | |
370 | { | |
371 | const char *ptr; | |
372 | size_t ptr_seq_len; | |
373 | ||
374 | ptr = *(const char **) (stack_top->u.ptr.ptr + sizeof(unsigned long)); | |
375 | ptr_seq_len = *(unsigned long *) stack_top->u.ptr.ptr; | |
376 | if (gid->offset >= gid->elem.len * ptr_seq_len) { | |
377 | ret = -EINVAL; | |
378 | goto end; | |
379 | } | |
380 | ptr = ptr + gid->offset; | |
381 | stack_top->u.ptr.ptr = ptr; | |
382 | stack_top->u.ptr.object_type = gid->elem.type; | |
383 | stack_top->u.ptr.rev_bo = gid->elem.rev_bo; | |
a084756d | 384 | assert(stack_top->u.ptr.field->type->type == lttng_ust_type_sequence); |
47e5f13e MD |
385 | stack_top->u.ptr.field = NULL; |
386 | break; | |
387 | } | |
388 | case OBJECT_TYPE_STRUCT: | |
389 | ERR("Nested structures are not supported yet."); | |
390 | ret = -EINVAL; | |
391 | goto end; | |
392 | case OBJECT_TYPE_VARIANT: | |
393 | default: | |
394 | ERR("Unexpected get index type %d", | |
395 | (int) stack_top->u.ptr.object_type); | |
396 | ret = -EINVAL; | |
397 | goto end; | |
398 | } | |
399 | break; | |
400 | case LOAD_ROOT_CONTEXT: | |
401 | case LOAD_ROOT_APP_CONTEXT: /* Fall-through */ | |
402 | { | |
47e5f13e MD |
403 | ret = context_get_index(ctx, |
404 | &stack_top->u.ptr, | |
405 | gid->ctx_index); | |
406 | if (ret) { | |
407 | goto end; | |
408 | } | |
409 | break; | |
410 | } | |
411 | case LOAD_ROOT_PAYLOAD: | |
412 | stack_top->u.ptr.ptr += gid->offset; | |
413 | if (gid->elem.type == OBJECT_TYPE_STRING) | |
414 | stack_top->u.ptr.ptr = *(const char * const *) stack_top->u.ptr.ptr; | |
415 | stack_top->u.ptr.object_type = gid->elem.type; | |
416 | stack_top->u.ptr.type = LOAD_OBJECT; | |
f3503ba9 | 417 | stack_top->u.ptr.field = gid->field; |
6bbd9df3 | 418 | stack_top->u.ptr.rev_bo = gid->elem.rev_bo; |
47e5f13e MD |
419 | break; |
420 | } | |
d312cd35 FD |
421 | |
422 | stack_top->type = REG_PTR; | |
423 | ||
47e5f13e MD |
424 | return 0; |
425 | ||
426 | end: | |
427 | return ret; | |
428 | } | |
429 | ||
430 | static int dynamic_load_field(struct estack_entry *stack_top) | |
431 | { | |
432 | int ret; | |
433 | ||
434 | switch (stack_top->u.ptr.type) { | |
435 | case LOAD_OBJECT: | |
436 | break; | |
437 | case LOAD_ROOT_CONTEXT: | |
438 | case LOAD_ROOT_APP_CONTEXT: | |
439 | case LOAD_ROOT_PAYLOAD: | |
440 | default: | |
04aa13f8 | 441 | dbg_printf("Interpreter warning: cannot load root, missing field name.\n"); |
47e5f13e MD |
442 | ret = -EINVAL; |
443 | goto end; | |
444 | } | |
445 | switch (stack_top->u.ptr.object_type) { | |
446 | case OBJECT_TYPE_S8: | |
447 | dbg_printf("op load field s8\n"); | |
448 | stack_top->u.v = *(int8_t *) stack_top->u.ptr.ptr; | |
449 | stack_top->type = REG_S64; | |
450 | break; | |
451 | case OBJECT_TYPE_S16: | |
452 | { | |
453 | int16_t tmp; | |
454 | ||
455 | dbg_printf("op load field s16\n"); | |
456 | tmp = *(int16_t *) stack_top->u.ptr.ptr; | |
457 | if (stack_top->u.ptr.rev_bo) | |
458 | tmp = bswap_16(tmp); | |
459 | stack_top->u.v = tmp; | |
460 | stack_top->type = REG_S64; | |
461 | break; | |
462 | } | |
463 | case OBJECT_TYPE_S32: | |
464 | { | |
465 | int32_t tmp; | |
466 | ||
467 | dbg_printf("op load field s32\n"); | |
468 | tmp = *(int32_t *) stack_top->u.ptr.ptr; | |
469 | if (stack_top->u.ptr.rev_bo) | |
470 | tmp = bswap_32(tmp); | |
471 | stack_top->u.v = tmp; | |
472 | stack_top->type = REG_S64; | |
473 | break; | |
474 | } | |
475 | case OBJECT_TYPE_S64: | |
476 | { | |
477 | int64_t tmp; | |
478 | ||
479 | dbg_printf("op load field s64\n"); | |
480 | tmp = *(int64_t *) stack_top->u.ptr.ptr; | |
481 | if (stack_top->u.ptr.rev_bo) | |
482 | tmp = bswap_64(tmp); | |
483 | stack_top->u.v = tmp; | |
484 | stack_top->type = REG_S64; | |
485 | break; | |
486 | } | |
70f9f7f9 FD |
487 | case OBJECT_TYPE_SIGNED_ENUM: |
488 | { | |
489 | int64_t tmp; | |
490 | ||
491 | dbg_printf("op load field signed enumeration\n"); | |
492 | tmp = *(int64_t *) stack_top->u.ptr.ptr; | |
493 | if (stack_top->u.ptr.rev_bo) | |
494 | tmp = bswap_64(tmp); | |
495 | stack_top->u.v = tmp; | |
496 | stack_top->type = REG_S64; | |
497 | break; | |
498 | } | |
47e5f13e MD |
499 | case OBJECT_TYPE_U8: |
500 | dbg_printf("op load field u8\n"); | |
501 | stack_top->u.v = *(uint8_t *) stack_top->u.ptr.ptr; | |
d97f9b78 | 502 | stack_top->type = REG_U64; |
47e5f13e MD |
503 | break; |
504 | case OBJECT_TYPE_U16: | |
505 | { | |
506 | uint16_t tmp; | |
507 | ||
055d27d7 | 508 | dbg_printf("op load field u16\n"); |
47e5f13e MD |
509 | tmp = *(uint16_t *) stack_top->u.ptr.ptr; |
510 | if (stack_top->u.ptr.rev_bo) | |
511 | tmp = bswap_16(tmp); | |
512 | stack_top->u.v = tmp; | |
d97f9b78 | 513 | stack_top->type = REG_U64; |
47e5f13e MD |
514 | break; |
515 | } | |
516 | case OBJECT_TYPE_U32: | |
517 | { | |
518 | uint32_t tmp; | |
519 | ||
520 | dbg_printf("op load field u32\n"); | |
521 | tmp = *(uint32_t *) stack_top->u.ptr.ptr; | |
522 | if (stack_top->u.ptr.rev_bo) | |
523 | tmp = bswap_32(tmp); | |
524 | stack_top->u.v = tmp; | |
d97f9b78 | 525 | stack_top->type = REG_U64; |
47e5f13e MD |
526 | break; |
527 | } | |
528 | case OBJECT_TYPE_U64: | |
529 | { | |
530 | uint64_t tmp; | |
531 | ||
532 | dbg_printf("op load field u64\n"); | |
533 | tmp = *(uint64_t *) stack_top->u.ptr.ptr; | |
534 | if (stack_top->u.ptr.rev_bo) | |
535 | tmp = bswap_64(tmp); | |
536 | stack_top->u.v = tmp; | |
d97f9b78 | 537 | stack_top->type = REG_U64; |
47e5f13e MD |
538 | break; |
539 | } | |
70f9f7f9 FD |
540 | case OBJECT_TYPE_UNSIGNED_ENUM: |
541 | { | |
542 | uint64_t tmp; | |
543 | ||
544 | dbg_printf("op load field unsigned enumeration\n"); | |
545 | tmp = *(uint64_t *) stack_top->u.ptr.ptr; | |
546 | if (stack_top->u.ptr.rev_bo) | |
547 | tmp = bswap_64(tmp); | |
548 | stack_top->u.v = tmp; | |
549 | stack_top->type = REG_U64; | |
550 | break; | |
551 | } | |
47e5f13e MD |
552 | case OBJECT_TYPE_DOUBLE: |
553 | memcpy(&stack_top->u.d, | |
554 | stack_top->u.ptr.ptr, | |
555 | sizeof(struct literal_double)); | |
556 | stack_top->type = REG_DOUBLE; | |
557 | break; | |
558 | case OBJECT_TYPE_STRING: | |
559 | { | |
560 | const char *str; | |
561 | ||
562 | dbg_printf("op load field string\n"); | |
563 | str = (const char *) stack_top->u.ptr.ptr; | |
564 | stack_top->u.s.str = str; | |
565 | if (unlikely(!stack_top->u.s.str)) { | |
04aa13f8 | 566 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
47e5f13e MD |
567 | ret = -EINVAL; |
568 | goto end; | |
569 | } | |
570 | stack_top->u.s.seq_len = SIZE_MAX; | |
571 | stack_top->u.s.literal_type = | |
572 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
573 | stack_top->type = REG_STRING; | |
574 | break; | |
575 | } | |
576 | case OBJECT_TYPE_STRING_SEQUENCE: | |
577 | { | |
578 | const char *ptr; | |
579 | ||
580 | dbg_printf("op load field string sequence\n"); | |
581 | ptr = stack_top->u.ptr.ptr; | |
582 | stack_top->u.s.seq_len = *(unsigned long *) ptr; | |
583 | stack_top->u.s.str = *(const char **) (ptr + sizeof(unsigned long)); | |
584 | stack_top->type = REG_STRING; | |
585 | if (unlikely(!stack_top->u.s.str)) { | |
04aa13f8 | 586 | dbg_printf("Interpreter warning: loading a NULL sequence.\n"); |
47e5f13e MD |
587 | ret = -EINVAL; |
588 | goto end; | |
589 | } | |
590 | stack_top->u.s.literal_type = | |
591 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
592 | break; | |
593 | } | |
594 | case OBJECT_TYPE_DYNAMIC: | |
595 | /* | |
596 | * Dynamic types in context are looked up | |
597 | * by context get index. | |
598 | */ | |
599 | ret = -EINVAL; | |
600 | goto end; | |
601 | case OBJECT_TYPE_SEQUENCE: | |
602 | case OBJECT_TYPE_ARRAY: | |
603 | case OBJECT_TYPE_STRUCT: | |
604 | case OBJECT_TYPE_VARIANT: | |
605 | ERR("Sequences, arrays, struct and variant cannot be loaded (nested types)."); | |
606 | ret = -EINVAL; | |
607 | goto end; | |
608 | } | |
609 | return 0; | |
610 | ||
611 | end: | |
612 | return ret; | |
613 | } | |
614 | ||
f3503ba9 FD |
615 | static |
616 | int lttng_bytecode_interpret_format_output(struct estack_entry *ax, | |
617 | struct lttng_interpreter_output *output) | |
618 | { | |
619 | int ret; | |
620 | ||
621 | again: | |
622 | switch (ax->type) { | |
623 | case REG_S64: | |
624 | output->type = LTTNG_INTERPRETER_TYPE_S64; | |
625 | output->u.s = ax->u.v; | |
626 | break; | |
627 | case REG_U64: | |
628 | output->type = LTTNG_INTERPRETER_TYPE_U64; | |
629 | output->u.u = (uint64_t) ax->u.v; | |
630 | break; | |
631 | case REG_DOUBLE: | |
632 | output->type = LTTNG_INTERPRETER_TYPE_DOUBLE; | |
633 | output->u.d = ax->u.d; | |
634 | break; | |
635 | case REG_STRING: | |
636 | output->type = LTTNG_INTERPRETER_TYPE_STRING; | |
637 | output->u.str.str = ax->u.s.str; | |
638 | output->u.str.len = ax->u.s.seq_len; | |
639 | break; | |
640 | case REG_PTR: | |
641 | switch (ax->u.ptr.object_type) { | |
642 | case OBJECT_TYPE_S8: | |
643 | case OBJECT_TYPE_S16: | |
644 | case OBJECT_TYPE_S32: | |
645 | case OBJECT_TYPE_S64: | |
646 | case OBJECT_TYPE_U8: | |
647 | case OBJECT_TYPE_U16: | |
648 | case OBJECT_TYPE_U32: | |
649 | case OBJECT_TYPE_U64: | |
650 | case OBJECT_TYPE_DOUBLE: | |
651 | case OBJECT_TYPE_STRING: | |
652 | case OBJECT_TYPE_STRING_SEQUENCE: | |
653 | ret = dynamic_load_field(ax); | |
654 | if (ret) | |
655 | return ret; | |
656 | /* Retry after loading ptr into stack top. */ | |
657 | goto again; | |
658 | case OBJECT_TYPE_SEQUENCE: | |
659 | output->type = LTTNG_INTERPRETER_TYPE_SEQUENCE; | |
660 | output->u.sequence.ptr = *(const char **) (ax->u.ptr.ptr + sizeof(unsigned long)); | |
661 | output->u.sequence.nr_elem = *(unsigned long *) ax->u.ptr.ptr; | |
a084756d | 662 | output->u.sequence.nested_type = lttng_ust_get_type_sequence(ax->u.ptr.field->type)->elem_type; |
f3503ba9 FD |
663 | break; |
664 | case OBJECT_TYPE_ARRAY: | |
665 | /* Skip count (unsigned long) */ | |
666 | output->type = LTTNG_INTERPRETER_TYPE_SEQUENCE; | |
667 | output->u.sequence.ptr = *(const char **) (ax->u.ptr.ptr + sizeof(unsigned long)); | |
a084756d MD |
668 | output->u.sequence.nr_elem = lttng_ust_get_type_array(ax->u.ptr.field->type)->length; |
669 | output->u.sequence.nested_type = lttng_ust_get_type_array(ax->u.ptr.field->type)->elem_type; | |
f3503ba9 | 670 | break; |
70f9f7f9 FD |
671 | case OBJECT_TYPE_SIGNED_ENUM: |
672 | ret = dynamic_load_field(ax); | |
673 | if (ret) | |
674 | return ret; | |
675 | output->type = LTTNG_INTERPRETER_TYPE_SIGNED_ENUM; | |
676 | output->u.s = ax->u.v; | |
677 | break; | |
678 | case OBJECT_TYPE_UNSIGNED_ENUM: | |
679 | ret = dynamic_load_field(ax); | |
680 | if (ret) | |
681 | return ret; | |
682 | output->type = LTTNG_INTERPRETER_TYPE_UNSIGNED_ENUM; | |
683 | output->u.u = ax->u.v; | |
684 | break; | |
f3503ba9 FD |
685 | case OBJECT_TYPE_STRUCT: |
686 | case OBJECT_TYPE_VARIANT: | |
687 | default: | |
688 | return -EINVAL; | |
689 | } | |
690 | ||
691 | break; | |
692 | case REG_STAR_GLOB_STRING: | |
693 | case REG_UNKNOWN: | |
694 | default: | |
695 | return -EINVAL; | |
696 | } | |
697 | ||
22c30e27 | 698 | return 0; |
f3503ba9 FD |
699 | } |
700 | ||
8a92ed2a | 701 | /* |
da83d1e3 MD |
702 | * Return LTTNG_UST_BYTECODE_INTERPRETER_OK on success. |
703 | * Return LTTNG_UST_BYTECODE_INTERPRETER_ERROR on error. | |
704 | * | |
705 | * For FILTER bytecode: expect a struct lttng_ust_bytecode_filter_ctx * | |
706 | * as @ctx argument. | |
707 | * For CAPTURE bytecode: expect a struct lttng_interpreter_output * | |
708 | * as @ctx argument. | |
8a92ed2a | 709 | */ |
22c30e27 | 710 | int lttng_bytecode_interpret(struct lttng_ust_bytecode_runtime *ust_bytecode, |
f3503ba9 | 711 | const char *interpreter_stack_data, |
22c30e27 | 712 | void *caller_ctx) |
97b58163 | 713 | { |
22c30e27 | 714 | struct bytecode_runtime *bytecode = caa_container_of(ust_bytecode, struct bytecode_runtime, p); |
a2e4d05e | 715 | struct lttng_ust_ctx *ctx = lttng_ust_rcu_dereference(*ust_bytecode->pctx); |
97b58163 | 716 | void *pc, *next_pc, *start_pc; |
22c30e27 | 717 | int ret = -EINVAL, retval = 0; |
0305960f MD |
718 | struct estack _stack; |
719 | struct estack *stack = &_stack; | |
9b33aac4 | 720 | register int64_t ax = 0, bx = 0; |
53569322 | 721 | register enum entry_type ax_t = REG_UNKNOWN, bx_t = REG_UNKNOWN; |
04aa13f8 | 722 | register int top = INTERPRETER_STACK_EMPTY; |
97b58163 | 723 | #ifndef INTERPRETER_USE_SWITCH |
04aa13f8 FD |
724 | static void *dispatch[NR_BYTECODE_OPS] = { |
725 | [ BYTECODE_OP_UNKNOWN ] = &&LABEL_BYTECODE_OP_UNKNOWN, | |
97b58163 | 726 | |
04aa13f8 | 727 | [ BYTECODE_OP_RETURN ] = &&LABEL_BYTECODE_OP_RETURN, |
97b58163 MD |
728 | |
729 | /* binary */ | |
04aa13f8 FD |
730 | [ BYTECODE_OP_MUL ] = &&LABEL_BYTECODE_OP_MUL, |
731 | [ BYTECODE_OP_DIV ] = &&LABEL_BYTECODE_OP_DIV, | |
732 | [ BYTECODE_OP_MOD ] = &&LABEL_BYTECODE_OP_MOD, | |
733 | [ BYTECODE_OP_PLUS ] = &&LABEL_BYTECODE_OP_PLUS, | |
734 | [ BYTECODE_OP_MINUS ] = &&LABEL_BYTECODE_OP_MINUS, | |
735 | [ BYTECODE_OP_BIT_RSHIFT ] = &&LABEL_BYTECODE_OP_BIT_RSHIFT, | |
736 | [ BYTECODE_OP_BIT_LSHIFT ] = &&LABEL_BYTECODE_OP_BIT_LSHIFT, | |
737 | [ BYTECODE_OP_BIT_AND ] = &&LABEL_BYTECODE_OP_BIT_AND, | |
738 | [ BYTECODE_OP_BIT_OR ] = &&LABEL_BYTECODE_OP_BIT_OR, | |
739 | [ BYTECODE_OP_BIT_XOR ] = &&LABEL_BYTECODE_OP_BIT_XOR, | |
97b58163 MD |
740 | |
741 | /* binary comparators */ | |
04aa13f8 FD |
742 | [ BYTECODE_OP_EQ ] = &&LABEL_BYTECODE_OP_EQ, |
743 | [ BYTECODE_OP_NE ] = &&LABEL_BYTECODE_OP_NE, | |
744 | [ BYTECODE_OP_GT ] = &&LABEL_BYTECODE_OP_GT, | |
745 | [ BYTECODE_OP_LT ] = &&LABEL_BYTECODE_OP_LT, | |
746 | [ BYTECODE_OP_GE ] = &&LABEL_BYTECODE_OP_GE, | |
747 | [ BYTECODE_OP_LE ] = &&LABEL_BYTECODE_OP_LE, | |
97b58163 MD |
748 | |
749 | /* string binary comparator */ | |
04aa13f8 FD |
750 | [ BYTECODE_OP_EQ_STRING ] = &&LABEL_BYTECODE_OP_EQ_STRING, |
751 | [ BYTECODE_OP_NE_STRING ] = &&LABEL_BYTECODE_OP_NE_STRING, | |
752 | [ BYTECODE_OP_GT_STRING ] = &&LABEL_BYTECODE_OP_GT_STRING, | |
753 | [ BYTECODE_OP_LT_STRING ] = &&LABEL_BYTECODE_OP_LT_STRING, | |
754 | [ BYTECODE_OP_GE_STRING ] = &&LABEL_BYTECODE_OP_GE_STRING, | |
755 | [ BYTECODE_OP_LE_STRING ] = &&LABEL_BYTECODE_OP_LE_STRING, | |
97b58163 | 756 | |
3151a51d | 757 | /* globbing pattern binary comparator */ |
04aa13f8 FD |
758 | [ BYTECODE_OP_EQ_STAR_GLOB_STRING ] = &&LABEL_BYTECODE_OP_EQ_STAR_GLOB_STRING, |
759 | [ BYTECODE_OP_NE_STAR_GLOB_STRING ] = &&LABEL_BYTECODE_OP_NE_STAR_GLOB_STRING, | |
3151a51d | 760 | |
97b58163 | 761 | /* s64 binary comparator */ |
04aa13f8 FD |
762 | [ BYTECODE_OP_EQ_S64 ] = &&LABEL_BYTECODE_OP_EQ_S64, |
763 | [ BYTECODE_OP_NE_S64 ] = &&LABEL_BYTECODE_OP_NE_S64, | |
764 | [ BYTECODE_OP_GT_S64 ] = &&LABEL_BYTECODE_OP_GT_S64, | |
765 | [ BYTECODE_OP_LT_S64 ] = &&LABEL_BYTECODE_OP_LT_S64, | |
766 | [ BYTECODE_OP_GE_S64 ] = &&LABEL_BYTECODE_OP_GE_S64, | |
767 | [ BYTECODE_OP_LE_S64 ] = &&LABEL_BYTECODE_OP_LE_S64, | |
97b58163 MD |
768 | |
769 | /* double binary comparator */ | |
04aa13f8 FD |
770 | [ BYTECODE_OP_EQ_DOUBLE ] = &&LABEL_BYTECODE_OP_EQ_DOUBLE, |
771 | [ BYTECODE_OP_NE_DOUBLE ] = &&LABEL_BYTECODE_OP_NE_DOUBLE, | |
772 | [ BYTECODE_OP_GT_DOUBLE ] = &&LABEL_BYTECODE_OP_GT_DOUBLE, | |
773 | [ BYTECODE_OP_LT_DOUBLE ] = &&LABEL_BYTECODE_OP_LT_DOUBLE, | |
774 | [ BYTECODE_OP_GE_DOUBLE ] = &&LABEL_BYTECODE_OP_GE_DOUBLE, | |
775 | [ BYTECODE_OP_LE_DOUBLE ] = &&LABEL_BYTECODE_OP_LE_DOUBLE, | |
97b58163 | 776 | |
dbea82ec | 777 | /* Mixed S64-double binary comparators */ |
04aa13f8 FD |
778 | [ BYTECODE_OP_EQ_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_EQ_DOUBLE_S64, |
779 | [ BYTECODE_OP_NE_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_NE_DOUBLE_S64, | |
780 | [ BYTECODE_OP_GT_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_GT_DOUBLE_S64, | |
781 | [ BYTECODE_OP_LT_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_LT_DOUBLE_S64, | |
782 | [ BYTECODE_OP_GE_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_GE_DOUBLE_S64, | |
783 | [ BYTECODE_OP_LE_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_LE_DOUBLE_S64, | |
784 | ||
785 | [ BYTECODE_OP_EQ_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_EQ_S64_DOUBLE, | |
786 | [ BYTECODE_OP_NE_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_NE_S64_DOUBLE, | |
787 | [ BYTECODE_OP_GT_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_GT_S64_DOUBLE, | |
788 | [ BYTECODE_OP_LT_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_LT_S64_DOUBLE, | |
789 | [ BYTECODE_OP_GE_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_GE_S64_DOUBLE, | |
790 | [ BYTECODE_OP_LE_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_LE_S64_DOUBLE, | |
dbea82ec | 791 | |
97b58163 | 792 | /* unary */ |
04aa13f8 FD |
793 | [ BYTECODE_OP_UNARY_PLUS ] = &&LABEL_BYTECODE_OP_UNARY_PLUS, |
794 | [ BYTECODE_OP_UNARY_MINUS ] = &&LABEL_BYTECODE_OP_UNARY_MINUS, | |
795 | [ BYTECODE_OP_UNARY_NOT ] = &&LABEL_BYTECODE_OP_UNARY_NOT, | |
796 | [ BYTECODE_OP_UNARY_PLUS_S64 ] = &&LABEL_BYTECODE_OP_UNARY_PLUS_S64, | |
797 | [ BYTECODE_OP_UNARY_MINUS_S64 ] = &&LABEL_BYTECODE_OP_UNARY_MINUS_S64, | |
798 | [ BYTECODE_OP_UNARY_NOT_S64 ] = &&LABEL_BYTECODE_OP_UNARY_NOT_S64, | |
799 | [ BYTECODE_OP_UNARY_PLUS_DOUBLE ] = &&LABEL_BYTECODE_OP_UNARY_PLUS_DOUBLE, | |
800 | [ BYTECODE_OP_UNARY_MINUS_DOUBLE ] = &&LABEL_BYTECODE_OP_UNARY_MINUS_DOUBLE, | |
801 | [ BYTECODE_OP_UNARY_NOT_DOUBLE ] = &&LABEL_BYTECODE_OP_UNARY_NOT_DOUBLE, | |
97b58163 MD |
802 | |
803 | /* logical */ | |
04aa13f8 FD |
804 | [ BYTECODE_OP_AND ] = &&LABEL_BYTECODE_OP_AND, |
805 | [ BYTECODE_OP_OR ] = &&LABEL_BYTECODE_OP_OR, | |
97b58163 | 806 | |
77aa5901 | 807 | /* load field ref */ |
04aa13f8 FD |
808 | [ BYTECODE_OP_LOAD_FIELD_REF ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF, |
809 | [ BYTECODE_OP_LOAD_FIELD_REF_STRING ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_STRING, | |
810 | [ BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE, | |
811 | [ BYTECODE_OP_LOAD_FIELD_REF_S64 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_S64, | |
812 | [ BYTECODE_OP_LOAD_FIELD_REF_DOUBLE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_DOUBLE, | |
97b58163 | 813 | |
77aa5901 | 814 | /* load from immediate operand */ |
04aa13f8 FD |
815 | [ BYTECODE_OP_LOAD_STRING ] = &&LABEL_BYTECODE_OP_LOAD_STRING, |
816 | [ BYTECODE_OP_LOAD_STAR_GLOB_STRING ] = &&LABEL_BYTECODE_OP_LOAD_STAR_GLOB_STRING, | |
817 | [ BYTECODE_OP_LOAD_S64 ] = &&LABEL_BYTECODE_OP_LOAD_S64, | |
818 | [ BYTECODE_OP_LOAD_DOUBLE ] = &&LABEL_BYTECODE_OP_LOAD_DOUBLE, | |
97b58163 MD |
819 | |
820 | /* cast */ | |
04aa13f8 FD |
821 | [ BYTECODE_OP_CAST_TO_S64 ] = &&LABEL_BYTECODE_OP_CAST_TO_S64, |
822 | [ BYTECODE_OP_CAST_DOUBLE_TO_S64 ] = &&LABEL_BYTECODE_OP_CAST_DOUBLE_TO_S64, | |
823 | [ BYTECODE_OP_CAST_NOP ] = &&LABEL_BYTECODE_OP_CAST_NOP, | |
77aa5901 MD |
824 | |
825 | /* get context ref */ | |
04aa13f8 FD |
826 | [ BYTECODE_OP_GET_CONTEXT_REF ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF, |
827 | [ BYTECODE_OP_GET_CONTEXT_REF_STRING ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF_STRING, | |
828 | [ BYTECODE_OP_GET_CONTEXT_REF_S64 ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF_S64, | |
829 | [ BYTECODE_OP_GET_CONTEXT_REF_DOUBLE ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF_DOUBLE, | |
47e5f13e MD |
830 | |
831 | /* Instructions for recursive traversal through composed types. */ | |
04aa13f8 FD |
832 | [ BYTECODE_OP_GET_CONTEXT_ROOT ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_ROOT, |
833 | [ BYTECODE_OP_GET_APP_CONTEXT_ROOT ] = &&LABEL_BYTECODE_OP_GET_APP_CONTEXT_ROOT, | |
834 | [ BYTECODE_OP_GET_PAYLOAD_ROOT ] = &&LABEL_BYTECODE_OP_GET_PAYLOAD_ROOT, | |
835 | ||
836 | [ BYTECODE_OP_GET_SYMBOL ] = &&LABEL_BYTECODE_OP_GET_SYMBOL, | |
837 | [ BYTECODE_OP_GET_SYMBOL_FIELD ] = &&LABEL_BYTECODE_OP_GET_SYMBOL_FIELD, | |
838 | [ BYTECODE_OP_GET_INDEX_U16 ] = &&LABEL_BYTECODE_OP_GET_INDEX_U16, | |
839 | [ BYTECODE_OP_GET_INDEX_U64 ] = &&LABEL_BYTECODE_OP_GET_INDEX_U64, | |
840 | ||
841 | [ BYTECODE_OP_LOAD_FIELD ] = &&LABEL_BYTECODE_OP_LOAD_FIELD, | |
842 | [ BYTECODE_OP_LOAD_FIELD_S8 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S8, | |
843 | [ BYTECODE_OP_LOAD_FIELD_S16 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S16, | |
844 | [ BYTECODE_OP_LOAD_FIELD_S32 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S32, | |
845 | [ BYTECODE_OP_LOAD_FIELD_S64 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S64, | |
846 | [ BYTECODE_OP_LOAD_FIELD_U8 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U8, | |
847 | [ BYTECODE_OP_LOAD_FIELD_U16 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U16, | |
848 | [ BYTECODE_OP_LOAD_FIELD_U32 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U32, | |
849 | [ BYTECODE_OP_LOAD_FIELD_U64 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U64, | |
850 | [ BYTECODE_OP_LOAD_FIELD_STRING ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_STRING, | |
851 | [ BYTECODE_OP_LOAD_FIELD_SEQUENCE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_SEQUENCE, | |
852 | [ BYTECODE_OP_LOAD_FIELD_DOUBLE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_DOUBLE, | |
853 | ||
854 | [ BYTECODE_OP_UNARY_BIT_NOT ] = &&LABEL_BYTECODE_OP_UNARY_BIT_NOT, | |
855 | ||
856 | [ BYTECODE_OP_RETURN_S64 ] = &&LABEL_BYTECODE_OP_RETURN_S64, | |
97b58163 MD |
857 | }; |
858 | #endif /* #ifndef INTERPRETER_USE_SWITCH */ | |
859 | ||
860 | START_OP | |
861 | ||
04aa13f8 FD |
862 | OP(BYTECODE_OP_UNKNOWN): |
863 | OP(BYTECODE_OP_LOAD_FIELD_REF): | |
97b58163 MD |
864 | #ifdef INTERPRETER_USE_SWITCH |
865 | default: | |
866 | #endif /* INTERPRETER_USE_SWITCH */ | |
47e5f13e | 867 | ERR("unknown bytecode op %u", |
04aa13f8 | 868 | (unsigned int) *(bytecode_opcode_t *) pc); |
97b58163 MD |
869 | ret = -EINVAL; |
870 | goto end; | |
871 | ||
04aa13f8 | 872 | OP(BYTECODE_OP_RETURN): |
22c30e27 | 873 | /* LTTNG_UST_BYTECODE_INTERPRETER_ERROR or LTTNG_UST_BYTECODE_INTERPRETER_OK */ |
47e5f13e MD |
874 | /* Handle dynamic typing. */ |
875 | switch (estack_ax_t) { | |
876 | case REG_S64: | |
d97f9b78 | 877 | case REG_U64: |
47e5f13e MD |
878 | retval = !!estack_ax_v; |
879 | break; | |
880 | case REG_DOUBLE: | |
881 | case REG_STRING: | |
f3503ba9 | 882 | case REG_PTR: |
a2e4d05e | 883 | if (ust_bytecode->type != LTTNG_UST_BYTECODE_TYPE_CAPTURE) { |
f3503ba9 FD |
884 | ret = -EINVAL; |
885 | goto end; | |
886 | } | |
887 | retval = 0; | |
888 | break; | |
47e5f13e | 889 | case REG_STAR_GLOB_STRING: |
f3503ba9 | 890 | case REG_UNKNOWN: |
47e5f13e MD |
891 | default: |
892 | ret = -EINVAL; | |
893 | goto end; | |
894 | } | |
97b58163 MD |
895 | ret = 0; |
896 | goto end; | |
897 | ||
04aa13f8 | 898 | OP(BYTECODE_OP_RETURN_S64): |
22c30e27 | 899 | /* LTTNG_UST_BYTECODE_INTERPRETER_ERROR or LTTNG_UST_BYTECODE_INTERPRETER_OK */ |
93c591bb MD |
900 | retval = !!estack_ax_v; |
901 | ret = 0; | |
902 | goto end; | |
903 | ||
97b58163 | 904 | /* binary */ |
04aa13f8 FD |
905 | OP(BYTECODE_OP_MUL): |
906 | OP(BYTECODE_OP_DIV): | |
907 | OP(BYTECODE_OP_MOD): | |
908 | OP(BYTECODE_OP_PLUS): | |
909 | OP(BYTECODE_OP_MINUS): | |
47e5f13e | 910 | ERR("unsupported bytecode op %u", |
04aa13f8 | 911 | (unsigned int) *(bytecode_opcode_t *) pc); |
97b58163 MD |
912 | ret = -EINVAL; |
913 | goto end; | |
914 | ||
04aa13f8 | 915 | OP(BYTECODE_OP_EQ): |
53569322 MD |
916 | { |
917 | /* Dynamic typing. */ | |
918 | switch (estack_ax_t) { | |
d97f9b78 MD |
919 | case REG_S64: /* Fall-through */ |
920 | case REG_U64: | |
53569322 | 921 | switch (estack_bx_t) { |
d97f9b78 MD |
922 | case REG_S64: /* Fall-through */ |
923 | case REG_U64: | |
04aa13f8 | 924 | JUMP_TO(BYTECODE_OP_EQ_S64); |
53569322 | 925 | case REG_DOUBLE: |
04aa13f8 | 926 | JUMP_TO(BYTECODE_OP_EQ_DOUBLE_S64); |
3151a51d PP |
927 | case REG_STRING: /* Fall-through */ |
928 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
929 | ret = -EINVAL; |
930 | goto end; | |
931 | default: | |
04aa13f8 | 932 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
933 | (int) estack_bx_t); |
934 | ret = -EINVAL; | |
935 | goto end; | |
936 | } | |
937 | break; | |
938 | case REG_DOUBLE: | |
939 | switch (estack_bx_t) { | |
d97f9b78 MD |
940 | case REG_S64: /* Fall-through */ |
941 | case REG_U64: | |
04aa13f8 | 942 | JUMP_TO(BYTECODE_OP_EQ_S64_DOUBLE); |
53569322 | 943 | case REG_DOUBLE: |
04aa13f8 | 944 | JUMP_TO(BYTECODE_OP_EQ_DOUBLE); |
3151a51d PP |
945 | case REG_STRING: /* Fall-through */ |
946 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
947 | ret = -EINVAL; |
948 | goto end; | |
949 | default: | |
04aa13f8 | 950 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
951 | (int) estack_bx_t); |
952 | ret = -EINVAL; | |
953 | goto end; | |
954 | } | |
955 | break; | |
956 | case REG_STRING: | |
957 | switch (estack_bx_t) { | |
958 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 959 | case REG_U64: /* Fall-through */ |
53569322 MD |
960 | case REG_DOUBLE: |
961 | ret = -EINVAL; | |
962 | goto end; | |
963 | case REG_STRING: | |
04aa13f8 | 964 | JUMP_TO(BYTECODE_OP_EQ_STRING); |
3151a51d | 965 | case REG_STAR_GLOB_STRING: |
04aa13f8 | 966 | JUMP_TO(BYTECODE_OP_EQ_STAR_GLOB_STRING); |
3151a51d | 967 | default: |
04aa13f8 | 968 | ERR("Unknown interpreter register type (%d)", |
3151a51d PP |
969 | (int) estack_bx_t); |
970 | ret = -EINVAL; | |
971 | goto end; | |
972 | } | |
973 | break; | |
974 | case REG_STAR_GLOB_STRING: | |
975 | switch (estack_bx_t) { | |
976 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 977 | case REG_U64: /* Fall-through */ |
3151a51d PP |
978 | case REG_DOUBLE: |
979 | ret = -EINVAL; | |
980 | goto end; | |
981 | case REG_STRING: | |
04aa13f8 | 982 | JUMP_TO(BYTECODE_OP_EQ_STAR_GLOB_STRING); |
3151a51d PP |
983 | case REG_STAR_GLOB_STRING: |
984 | ret = -EINVAL; | |
985 | goto end; | |
53569322 | 986 | default: |
04aa13f8 | 987 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
988 | (int) estack_bx_t); |
989 | ret = -EINVAL; | |
990 | goto end; | |
991 | } | |
992 | break; | |
993 | default: | |
04aa13f8 | 994 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
995 | (int) estack_ax_t); |
996 | ret = -EINVAL; | |
997 | goto end; | |
998 | } | |
999 | } | |
04aa13f8 | 1000 | OP(BYTECODE_OP_NE): |
53569322 MD |
1001 | { |
1002 | /* Dynamic typing. */ | |
1003 | switch (estack_ax_t) { | |
d97f9b78 MD |
1004 | case REG_S64: /* Fall-through */ |
1005 | case REG_U64: | |
53569322 | 1006 | switch (estack_bx_t) { |
d97f9b78 MD |
1007 | case REG_S64: /* Fall-through */ |
1008 | case REG_U64: | |
04aa13f8 | 1009 | JUMP_TO(BYTECODE_OP_NE_S64); |
53569322 | 1010 | case REG_DOUBLE: |
04aa13f8 | 1011 | JUMP_TO(BYTECODE_OP_NE_DOUBLE_S64); |
3151a51d PP |
1012 | case REG_STRING: /* Fall-through */ |
1013 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1014 | ret = -EINVAL; |
1015 | goto end; | |
1016 | default: | |
04aa13f8 | 1017 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1018 | (int) estack_bx_t); |
1019 | ret = -EINVAL; | |
1020 | goto end; | |
1021 | } | |
1022 | break; | |
1023 | case REG_DOUBLE: | |
1024 | switch (estack_bx_t) { | |
d97f9b78 MD |
1025 | case REG_S64: /* Fall-through */ |
1026 | case REG_U64: | |
04aa13f8 | 1027 | JUMP_TO(BYTECODE_OP_NE_S64_DOUBLE); |
53569322 | 1028 | case REG_DOUBLE: |
04aa13f8 | 1029 | JUMP_TO(BYTECODE_OP_NE_DOUBLE); |
3151a51d PP |
1030 | case REG_STRING: /* Fall-through */ |
1031 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1032 | ret = -EINVAL; |
1033 | goto end; | |
1034 | default: | |
04aa13f8 | 1035 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1036 | (int) estack_bx_t); |
1037 | ret = -EINVAL; | |
1038 | goto end; | |
1039 | } | |
1040 | break; | |
1041 | case REG_STRING: | |
1042 | switch (estack_bx_t) { | |
1043 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1044 | case REG_U64: |
53569322 MD |
1045 | case REG_DOUBLE: |
1046 | ret = -EINVAL; | |
1047 | goto end; | |
1048 | case REG_STRING: | |
04aa13f8 | 1049 | JUMP_TO(BYTECODE_OP_NE_STRING); |
3151a51d | 1050 | case REG_STAR_GLOB_STRING: |
04aa13f8 | 1051 | JUMP_TO(BYTECODE_OP_NE_STAR_GLOB_STRING); |
3151a51d | 1052 | default: |
04aa13f8 | 1053 | ERR("Unknown interpreter register type (%d)", |
3151a51d PP |
1054 | (int) estack_bx_t); |
1055 | ret = -EINVAL; | |
1056 | goto end; | |
1057 | } | |
1058 | break; | |
1059 | case REG_STAR_GLOB_STRING: | |
1060 | switch (estack_bx_t) { | |
1061 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1062 | case REG_U64: |
3151a51d PP |
1063 | case REG_DOUBLE: |
1064 | ret = -EINVAL; | |
1065 | goto end; | |
1066 | case REG_STRING: | |
04aa13f8 | 1067 | JUMP_TO(BYTECODE_OP_NE_STAR_GLOB_STRING); |
3151a51d PP |
1068 | case REG_STAR_GLOB_STRING: |
1069 | ret = -EINVAL; | |
1070 | goto end; | |
53569322 | 1071 | default: |
04aa13f8 | 1072 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1073 | (int) estack_bx_t); |
1074 | ret = -EINVAL; | |
1075 | goto end; | |
1076 | } | |
1077 | break; | |
1078 | default: | |
04aa13f8 | 1079 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1080 | (int) estack_ax_t); |
1081 | ret = -EINVAL; | |
1082 | goto end; | |
1083 | } | |
1084 | } | |
04aa13f8 | 1085 | OP(BYTECODE_OP_GT): |
53569322 MD |
1086 | { |
1087 | /* Dynamic typing. */ | |
1088 | switch (estack_ax_t) { | |
d97f9b78 MD |
1089 | case REG_S64: /* Fall-through */ |
1090 | case REG_U64: | |
53569322 | 1091 | switch (estack_bx_t) { |
d97f9b78 MD |
1092 | case REG_S64: /* Fall-through */ |
1093 | case REG_U64: | |
04aa13f8 | 1094 | JUMP_TO(BYTECODE_OP_GT_S64); |
53569322 | 1095 | case REG_DOUBLE: |
04aa13f8 | 1096 | JUMP_TO(BYTECODE_OP_GT_DOUBLE_S64); |
3151a51d PP |
1097 | case REG_STRING: /* Fall-through */ |
1098 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1099 | ret = -EINVAL; |
1100 | goto end; | |
1101 | default: | |
04aa13f8 | 1102 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1103 | (int) estack_bx_t); |
1104 | ret = -EINVAL; | |
1105 | goto end; | |
1106 | } | |
1107 | break; | |
1108 | case REG_DOUBLE: | |
1109 | switch (estack_bx_t) { | |
d97f9b78 MD |
1110 | case REG_S64: /* Fall-through */ |
1111 | case REG_U64: | |
04aa13f8 | 1112 | JUMP_TO(BYTECODE_OP_GT_S64_DOUBLE); |
53569322 | 1113 | case REG_DOUBLE: |
04aa13f8 | 1114 | JUMP_TO(BYTECODE_OP_GT_DOUBLE); |
3151a51d PP |
1115 | case REG_STRING: /* Fall-through */ |
1116 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1117 | ret = -EINVAL; |
1118 | goto end; | |
1119 | default: | |
04aa13f8 | 1120 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1121 | (int) estack_bx_t); |
1122 | ret = -EINVAL; | |
1123 | goto end; | |
1124 | } | |
1125 | break; | |
1126 | case REG_STRING: | |
1127 | switch (estack_bx_t) { | |
1128 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1129 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1130 | case REG_DOUBLE: /* Fall-through */ |
1131 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1132 | ret = -EINVAL; |
1133 | goto end; | |
1134 | case REG_STRING: | |
04aa13f8 | 1135 | JUMP_TO(BYTECODE_OP_GT_STRING); |
53569322 | 1136 | default: |
04aa13f8 | 1137 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1138 | (int) estack_bx_t); |
1139 | ret = -EINVAL; | |
1140 | goto end; | |
1141 | } | |
1142 | break; | |
1143 | default: | |
04aa13f8 | 1144 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1145 | (int) estack_ax_t); |
1146 | ret = -EINVAL; | |
1147 | goto end; | |
1148 | } | |
1149 | } | |
04aa13f8 | 1150 | OP(BYTECODE_OP_LT): |
53569322 MD |
1151 | { |
1152 | /* Dynamic typing. */ | |
1153 | switch (estack_ax_t) { | |
d97f9b78 MD |
1154 | case REG_S64: /* Fall-through */ |
1155 | case REG_U64: | |
53569322 | 1156 | switch (estack_bx_t) { |
d97f9b78 MD |
1157 | case REG_S64: /* Fall-through */ |
1158 | case REG_U64: | |
04aa13f8 | 1159 | JUMP_TO(BYTECODE_OP_LT_S64); |
53569322 | 1160 | case REG_DOUBLE: |
04aa13f8 | 1161 | JUMP_TO(BYTECODE_OP_LT_DOUBLE_S64); |
3151a51d PP |
1162 | case REG_STRING: /* Fall-through */ |
1163 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1164 | ret = -EINVAL; |
1165 | goto end; | |
1166 | default: | |
04aa13f8 | 1167 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1168 | (int) estack_bx_t); |
1169 | ret = -EINVAL; | |
1170 | goto end; | |
1171 | } | |
1172 | break; | |
1173 | case REG_DOUBLE: | |
1174 | switch (estack_bx_t) { | |
d97f9b78 MD |
1175 | case REG_S64: /* Fall-through */ |
1176 | case REG_U64: | |
04aa13f8 | 1177 | JUMP_TO(BYTECODE_OP_LT_S64_DOUBLE); |
53569322 | 1178 | case REG_DOUBLE: |
04aa13f8 | 1179 | JUMP_TO(BYTECODE_OP_LT_DOUBLE); |
3151a51d PP |
1180 | case REG_STRING: /* Fall-through */ |
1181 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1182 | ret = -EINVAL; |
1183 | goto end; | |
1184 | default: | |
04aa13f8 | 1185 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1186 | (int) estack_bx_t); |
1187 | ret = -EINVAL; | |
1188 | goto end; | |
1189 | } | |
1190 | break; | |
1191 | case REG_STRING: | |
1192 | switch (estack_bx_t) { | |
1193 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1194 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1195 | case REG_DOUBLE: /* Fall-through */ |
1196 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1197 | ret = -EINVAL; |
1198 | goto end; | |
1199 | case REG_STRING: | |
04aa13f8 | 1200 | JUMP_TO(BYTECODE_OP_LT_STRING); |
53569322 | 1201 | default: |
04aa13f8 | 1202 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1203 | (int) estack_bx_t); |
1204 | ret = -EINVAL; | |
1205 | goto end; | |
1206 | } | |
1207 | break; | |
1208 | default: | |
04aa13f8 | 1209 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1210 | (int) estack_ax_t); |
1211 | ret = -EINVAL; | |
1212 | goto end; | |
1213 | } | |
1214 | } | |
04aa13f8 | 1215 | OP(BYTECODE_OP_GE): |
53569322 MD |
1216 | { |
1217 | /* Dynamic typing. */ | |
1218 | switch (estack_ax_t) { | |
d97f9b78 MD |
1219 | case REG_S64: /* Fall-through */ |
1220 | case REG_U64: | |
53569322 | 1221 | switch (estack_bx_t) { |
d97f9b78 MD |
1222 | case REG_S64: /* Fall-through */ |
1223 | case REG_U64: | |
04aa13f8 | 1224 | JUMP_TO(BYTECODE_OP_GE_S64); |
53569322 | 1225 | case REG_DOUBLE: |
04aa13f8 | 1226 | JUMP_TO(BYTECODE_OP_GE_DOUBLE_S64); |
3151a51d PP |
1227 | case REG_STRING: /* Fall-through */ |
1228 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1229 | ret = -EINVAL; |
1230 | goto end; | |
1231 | default: | |
04aa13f8 | 1232 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1233 | (int) estack_bx_t); |
1234 | ret = -EINVAL; | |
1235 | goto end; | |
1236 | } | |
1237 | break; | |
1238 | case REG_DOUBLE: | |
1239 | switch (estack_bx_t) { | |
d97f9b78 MD |
1240 | case REG_S64: /* Fall-through */ |
1241 | case REG_U64: | |
04aa13f8 | 1242 | JUMP_TO(BYTECODE_OP_GE_S64_DOUBLE); |
53569322 | 1243 | case REG_DOUBLE: |
04aa13f8 | 1244 | JUMP_TO(BYTECODE_OP_GE_DOUBLE); |
3151a51d PP |
1245 | case REG_STRING: /* Fall-through */ |
1246 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1247 | ret = -EINVAL; |
1248 | goto end; | |
1249 | default: | |
04aa13f8 | 1250 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1251 | (int) estack_bx_t); |
1252 | ret = -EINVAL; | |
1253 | goto end; | |
1254 | } | |
1255 | break; | |
1256 | case REG_STRING: | |
1257 | switch (estack_bx_t) { | |
1258 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1259 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1260 | case REG_DOUBLE: /* Fall-through */ |
1261 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1262 | ret = -EINVAL; |
1263 | goto end; | |
1264 | case REG_STRING: | |
04aa13f8 | 1265 | JUMP_TO(BYTECODE_OP_GE_STRING); |
53569322 | 1266 | default: |
04aa13f8 | 1267 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1268 | (int) estack_bx_t); |
1269 | ret = -EINVAL; | |
1270 | goto end; | |
1271 | } | |
1272 | break; | |
1273 | default: | |
04aa13f8 | 1274 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1275 | (int) estack_ax_t); |
1276 | ret = -EINVAL; | |
1277 | goto end; | |
1278 | } | |
1279 | } | |
04aa13f8 | 1280 | OP(BYTECODE_OP_LE): |
53569322 MD |
1281 | { |
1282 | /* Dynamic typing. */ | |
1283 | switch (estack_ax_t) { | |
d97f9b78 MD |
1284 | case REG_S64: /* Fall-through */ |
1285 | case REG_U64: | |
53569322 | 1286 | switch (estack_bx_t) { |
d97f9b78 MD |
1287 | case REG_S64: /* Fall-through */ |
1288 | case REG_U64: | |
04aa13f8 | 1289 | JUMP_TO(BYTECODE_OP_LE_S64); |
53569322 | 1290 | case REG_DOUBLE: |
04aa13f8 | 1291 | JUMP_TO(BYTECODE_OP_LE_DOUBLE_S64); |
3151a51d PP |
1292 | case REG_STRING: /* Fall-through */ |
1293 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1294 | ret = -EINVAL; |
1295 | goto end; | |
1296 | default: | |
04aa13f8 | 1297 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1298 | (int) estack_bx_t); |
1299 | ret = -EINVAL; | |
1300 | goto end; | |
1301 | } | |
1302 | break; | |
1303 | case REG_DOUBLE: | |
1304 | switch (estack_bx_t) { | |
d97f9b78 MD |
1305 | case REG_S64: /* Fall-through */ |
1306 | case REG_U64: | |
04aa13f8 | 1307 | JUMP_TO(BYTECODE_OP_LE_S64_DOUBLE); |
53569322 | 1308 | case REG_DOUBLE: |
04aa13f8 | 1309 | JUMP_TO(BYTECODE_OP_LE_DOUBLE); |
3151a51d PP |
1310 | case REG_STRING: /* Fall-through */ |
1311 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1312 | ret = -EINVAL; |
1313 | goto end; | |
1314 | default: | |
04aa13f8 | 1315 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1316 | (int) estack_bx_t); |
1317 | ret = -EINVAL; | |
1318 | goto end; | |
1319 | } | |
1320 | break; | |
1321 | case REG_STRING: | |
1322 | switch (estack_bx_t) { | |
1323 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1324 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1325 | case REG_DOUBLE: /* Fall-through */ |
1326 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1327 | ret = -EINVAL; |
1328 | goto end; | |
1329 | case REG_STRING: | |
04aa13f8 | 1330 | JUMP_TO(BYTECODE_OP_LE_STRING); |
53569322 | 1331 | default: |
04aa13f8 | 1332 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1333 | (int) estack_bx_t); |
1334 | ret = -EINVAL; | |
1335 | goto end; | |
1336 | } | |
1337 | break; | |
1338 | default: | |
04aa13f8 | 1339 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1340 | (int) estack_ax_t); |
1341 | ret = -EINVAL; | |
1342 | goto end; | |
1343 | } | |
1344 | } | |
97b58163 | 1345 | |
04aa13f8 | 1346 | OP(BYTECODE_OP_EQ_STRING): |
97b58163 | 1347 | { |
0305960f MD |
1348 | int res; |
1349 | ||
9b33aac4 | 1350 | res = (stack_strcmp(stack, top, "==") == 0); |
53569322 | 1351 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1352 | estack_ax_v = res; |
53569322 | 1353 | estack_ax_t = REG_S64; |
97b58163 MD |
1354 | next_pc += sizeof(struct binary_op); |
1355 | PO; | |
1356 | } | |
04aa13f8 | 1357 | OP(BYTECODE_OP_NE_STRING): |
97b58163 | 1358 | { |
0305960f MD |
1359 | int res; |
1360 | ||
9b33aac4 | 1361 | res = (stack_strcmp(stack, top, "!=") != 0); |
53569322 | 1362 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1363 | estack_ax_v = res; |
53569322 | 1364 | estack_ax_t = REG_S64; |
97b58163 MD |
1365 | next_pc += sizeof(struct binary_op); |
1366 | PO; | |
1367 | } | |
04aa13f8 | 1368 | OP(BYTECODE_OP_GT_STRING): |
97b58163 | 1369 | { |
0305960f MD |
1370 | int res; |
1371 | ||
9b33aac4 | 1372 | res = (stack_strcmp(stack, top, ">") > 0); |
53569322 | 1373 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1374 | estack_ax_v = res; |
53569322 | 1375 | estack_ax_t = REG_S64; |
97b58163 MD |
1376 | next_pc += sizeof(struct binary_op); |
1377 | PO; | |
1378 | } | |
04aa13f8 | 1379 | OP(BYTECODE_OP_LT_STRING): |
97b58163 | 1380 | { |
0305960f MD |
1381 | int res; |
1382 | ||
9b33aac4 | 1383 | res = (stack_strcmp(stack, top, "<") < 0); |
53569322 | 1384 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1385 | estack_ax_v = res; |
53569322 | 1386 | estack_ax_t = REG_S64; |
97b58163 MD |
1387 | next_pc += sizeof(struct binary_op); |
1388 | PO; | |
1389 | } | |
04aa13f8 | 1390 | OP(BYTECODE_OP_GE_STRING): |
97b58163 | 1391 | { |
0305960f MD |
1392 | int res; |
1393 | ||
9b33aac4 | 1394 | res = (stack_strcmp(stack, top, ">=") >= 0); |
53569322 | 1395 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1396 | estack_ax_v = res; |
53569322 | 1397 | estack_ax_t = REG_S64; |
97b58163 MD |
1398 | next_pc += sizeof(struct binary_op); |
1399 | PO; | |
1400 | } | |
04aa13f8 | 1401 | OP(BYTECODE_OP_LE_STRING): |
97b58163 | 1402 | { |
0305960f MD |
1403 | int res; |
1404 | ||
9b33aac4 | 1405 | res = (stack_strcmp(stack, top, "<=") <= 0); |
53569322 | 1406 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1407 | estack_ax_v = res; |
53569322 | 1408 | estack_ax_t = REG_S64; |
97b58163 MD |
1409 | next_pc += sizeof(struct binary_op); |
1410 | PO; | |
1411 | } | |
1412 | ||
04aa13f8 | 1413 | OP(BYTECODE_OP_EQ_STAR_GLOB_STRING): |
3151a51d PP |
1414 | { |
1415 | int res; | |
1416 | ||
1417 | res = (stack_star_glob_match(stack, top, "==") == 0); | |
1418 | estack_pop(stack, top, ax, bx, ax_t, bx_t); | |
1419 | estack_ax_v = res; | |
1420 | estack_ax_t = REG_S64; | |
1421 | next_pc += sizeof(struct binary_op); | |
1422 | PO; | |
1423 | } | |
04aa13f8 | 1424 | OP(BYTECODE_OP_NE_STAR_GLOB_STRING): |
3151a51d PP |
1425 | { |
1426 | int res; | |
1427 | ||
1428 | res = (stack_star_glob_match(stack, top, "!=") != 0); | |
1429 | estack_pop(stack, top, ax, bx, ax_t, bx_t); | |
1430 | estack_ax_v = res; | |
1431 | estack_ax_t = REG_S64; | |
1432 | next_pc += sizeof(struct binary_op); | |
1433 | PO; | |
1434 | } | |
1435 | ||
04aa13f8 | 1436 | OP(BYTECODE_OP_EQ_S64): |
97b58163 | 1437 | { |
0305960f MD |
1438 | int res; |
1439 | ||
9b33aac4 | 1440 | res = (estack_bx_v == estack_ax_v); |
53569322 | 1441 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1442 | estack_ax_v = res; |
53569322 | 1443 | estack_ax_t = REG_S64; |
97b58163 MD |
1444 | next_pc += sizeof(struct binary_op); |
1445 | PO; | |
1446 | } | |
04aa13f8 | 1447 | OP(BYTECODE_OP_NE_S64): |
97b58163 | 1448 | { |
0305960f MD |
1449 | int res; |
1450 | ||
9b33aac4 | 1451 | res = (estack_bx_v != estack_ax_v); |
53569322 | 1452 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1453 | estack_ax_v = res; |
53569322 | 1454 | estack_ax_t = REG_S64; |
97b58163 MD |
1455 | next_pc += sizeof(struct binary_op); |
1456 | PO; | |
1457 | } | |
04aa13f8 | 1458 | OP(BYTECODE_OP_GT_S64): |
97b58163 | 1459 | { |
0305960f MD |
1460 | int res; |
1461 | ||
9b33aac4 | 1462 | res = (estack_bx_v > estack_ax_v); |
53569322 | 1463 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1464 | estack_ax_v = res; |
53569322 | 1465 | estack_ax_t = REG_S64; |
97b58163 MD |
1466 | next_pc += sizeof(struct binary_op); |
1467 | PO; | |
1468 | } | |
04aa13f8 | 1469 | OP(BYTECODE_OP_LT_S64): |
97b58163 | 1470 | { |
0305960f MD |
1471 | int res; |
1472 | ||
9b33aac4 | 1473 | res = (estack_bx_v < estack_ax_v); |
53569322 | 1474 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1475 | estack_ax_v = res; |
53569322 | 1476 | estack_ax_t = REG_S64; |
97b58163 MD |
1477 | next_pc += sizeof(struct binary_op); |
1478 | PO; | |
1479 | } | |
04aa13f8 | 1480 | OP(BYTECODE_OP_GE_S64): |
97b58163 | 1481 | { |
0305960f MD |
1482 | int res; |
1483 | ||
9b33aac4 | 1484 | res = (estack_bx_v >= estack_ax_v); |
53569322 | 1485 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1486 | estack_ax_v = res; |
53569322 | 1487 | estack_ax_t = REG_S64; |
97b58163 MD |
1488 | next_pc += sizeof(struct binary_op); |
1489 | PO; | |
1490 | } | |
04aa13f8 | 1491 | OP(BYTECODE_OP_LE_S64): |
97b58163 | 1492 | { |
0305960f MD |
1493 | int res; |
1494 | ||
9b33aac4 | 1495 | res = (estack_bx_v <= estack_ax_v); |
53569322 | 1496 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1497 | estack_ax_v = res; |
53569322 | 1498 | estack_ax_t = REG_S64; |
97b58163 MD |
1499 | next_pc += sizeof(struct binary_op); |
1500 | PO; | |
1501 | } | |
1502 | ||
04aa13f8 | 1503 | OP(BYTECODE_OP_EQ_DOUBLE): |
97b58163 | 1504 | { |
0305960f MD |
1505 | int res; |
1506 | ||
9b33aac4 | 1507 | res = (estack_bx(stack, top)->u.d == estack_ax(stack, top)->u.d); |
53569322 | 1508 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1509 | estack_ax_v = res; |
53569322 | 1510 | estack_ax_t = REG_S64; |
97b58163 MD |
1511 | next_pc += sizeof(struct binary_op); |
1512 | PO; | |
1513 | } | |
04aa13f8 | 1514 | OP(BYTECODE_OP_NE_DOUBLE): |
97b58163 | 1515 | { |
0305960f MD |
1516 | int res; |
1517 | ||
9b33aac4 | 1518 | res = (estack_bx(stack, top)->u.d != estack_ax(stack, top)->u.d); |
53569322 | 1519 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1520 | estack_ax_v = res; |
53569322 | 1521 | estack_ax_t = REG_S64; |
97b58163 MD |
1522 | next_pc += sizeof(struct binary_op); |
1523 | PO; | |
1524 | } | |
04aa13f8 | 1525 | OP(BYTECODE_OP_GT_DOUBLE): |
97b58163 | 1526 | { |
0305960f MD |
1527 | int res; |
1528 | ||
9b33aac4 | 1529 | res = (estack_bx(stack, top)->u.d > estack_ax(stack, top)->u.d); |
53569322 | 1530 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1531 | estack_ax_v = res; |
53569322 | 1532 | estack_ax_t = REG_S64; |
97b58163 MD |
1533 | next_pc += sizeof(struct binary_op); |
1534 | PO; | |
1535 | } | |
04aa13f8 | 1536 | OP(BYTECODE_OP_LT_DOUBLE): |
97b58163 | 1537 | { |
0305960f MD |
1538 | int res; |
1539 | ||
9b33aac4 | 1540 | res = (estack_bx(stack, top)->u.d < estack_ax(stack, top)->u.d); |
53569322 | 1541 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1542 | estack_ax_v = res; |
53569322 | 1543 | estack_ax_t = REG_S64; |
97b58163 MD |
1544 | next_pc += sizeof(struct binary_op); |
1545 | PO; | |
1546 | } | |
04aa13f8 | 1547 | OP(BYTECODE_OP_GE_DOUBLE): |
97b58163 | 1548 | { |
0305960f MD |
1549 | int res; |
1550 | ||
9b33aac4 | 1551 | res = (estack_bx(stack, top)->u.d >= estack_ax(stack, top)->u.d); |
53569322 | 1552 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1553 | estack_ax_v = res; |
53569322 | 1554 | estack_ax_t = REG_S64; |
97b58163 MD |
1555 | next_pc += sizeof(struct binary_op); |
1556 | PO; | |
1557 | } | |
04aa13f8 | 1558 | OP(BYTECODE_OP_LE_DOUBLE): |
97b58163 | 1559 | { |
0305960f MD |
1560 | int res; |
1561 | ||
9b33aac4 | 1562 | res = (estack_bx(stack, top)->u.d <= estack_ax(stack, top)->u.d); |
53569322 | 1563 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1564 | estack_ax_v = res; |
53569322 | 1565 | estack_ax_t = REG_S64; |
dbea82ec MD |
1566 | next_pc += sizeof(struct binary_op); |
1567 | PO; | |
1568 | } | |
1569 | ||
1570 | /* Mixed S64-double binary comparators */ | |
04aa13f8 | 1571 | OP(BYTECODE_OP_EQ_DOUBLE_S64): |
dbea82ec MD |
1572 | { |
1573 | int res; | |
1574 | ||
9b33aac4 | 1575 | res = (estack_bx(stack, top)->u.d == estack_ax_v); |
53569322 | 1576 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1577 | estack_ax_v = res; |
53569322 | 1578 | estack_ax_t = REG_S64; |
dbea82ec MD |
1579 | next_pc += sizeof(struct binary_op); |
1580 | PO; | |
1581 | } | |
04aa13f8 | 1582 | OP(BYTECODE_OP_NE_DOUBLE_S64): |
dbea82ec MD |
1583 | { |
1584 | int res; | |
1585 | ||
9b33aac4 | 1586 | res = (estack_bx(stack, top)->u.d != estack_ax_v); |
53569322 | 1587 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1588 | estack_ax_v = res; |
53569322 | 1589 | estack_ax_t = REG_S64; |
dbea82ec MD |
1590 | next_pc += sizeof(struct binary_op); |
1591 | PO; | |
1592 | } | |
04aa13f8 | 1593 | OP(BYTECODE_OP_GT_DOUBLE_S64): |
dbea82ec MD |
1594 | { |
1595 | int res; | |
1596 | ||
9b33aac4 | 1597 | res = (estack_bx(stack, top)->u.d > estack_ax_v); |
53569322 | 1598 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1599 | estack_ax_v = res; |
53569322 | 1600 | estack_ax_t = REG_S64; |
dbea82ec MD |
1601 | next_pc += sizeof(struct binary_op); |
1602 | PO; | |
1603 | } | |
04aa13f8 | 1604 | OP(BYTECODE_OP_LT_DOUBLE_S64): |
dbea82ec MD |
1605 | { |
1606 | int res; | |
1607 | ||
9b33aac4 | 1608 | res = (estack_bx(stack, top)->u.d < estack_ax_v); |
53569322 | 1609 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1610 | estack_ax_v = res; |
53569322 | 1611 | estack_ax_t = REG_S64; |
dbea82ec MD |
1612 | next_pc += sizeof(struct binary_op); |
1613 | PO; | |
1614 | } | |
04aa13f8 | 1615 | OP(BYTECODE_OP_GE_DOUBLE_S64): |
dbea82ec MD |
1616 | { |
1617 | int res; | |
1618 | ||
9b33aac4 | 1619 | res = (estack_bx(stack, top)->u.d >= estack_ax_v); |
53569322 | 1620 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1621 | estack_ax_v = res; |
53569322 | 1622 | estack_ax_t = REG_S64; |
dbea82ec MD |
1623 | next_pc += sizeof(struct binary_op); |
1624 | PO; | |
1625 | } | |
04aa13f8 | 1626 | OP(BYTECODE_OP_LE_DOUBLE_S64): |
dbea82ec MD |
1627 | { |
1628 | int res; | |
1629 | ||
9b33aac4 | 1630 | res = (estack_bx(stack, top)->u.d <= estack_ax_v); |
53569322 | 1631 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1632 | estack_ax_v = res; |
53569322 | 1633 | estack_ax_t = REG_S64; |
dbea82ec MD |
1634 | next_pc += sizeof(struct binary_op); |
1635 | PO; | |
1636 | } | |
1637 | ||
04aa13f8 | 1638 | OP(BYTECODE_OP_EQ_S64_DOUBLE): |
dbea82ec MD |
1639 | { |
1640 | int res; | |
1641 | ||
9b33aac4 | 1642 | res = (estack_bx_v == estack_ax(stack, top)->u.d); |
53569322 | 1643 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1644 | estack_ax_v = res; |
53569322 | 1645 | estack_ax_t = REG_S64; |
dbea82ec MD |
1646 | next_pc += sizeof(struct binary_op); |
1647 | PO; | |
1648 | } | |
04aa13f8 | 1649 | OP(BYTECODE_OP_NE_S64_DOUBLE): |
dbea82ec MD |
1650 | { |
1651 | int res; | |
1652 | ||
9b33aac4 | 1653 | res = (estack_bx_v != estack_ax(stack, top)->u.d); |
53569322 | 1654 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1655 | estack_ax_v = res; |
53569322 | 1656 | estack_ax_t = REG_S64; |
dbea82ec MD |
1657 | next_pc += sizeof(struct binary_op); |
1658 | PO; | |
1659 | } | |
04aa13f8 | 1660 | OP(BYTECODE_OP_GT_S64_DOUBLE): |
dbea82ec MD |
1661 | { |
1662 | int res; | |
1663 | ||
9b33aac4 | 1664 | res = (estack_bx_v > estack_ax(stack, top)->u.d); |
53569322 | 1665 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1666 | estack_ax_v = res; |
53569322 | 1667 | estack_ax_t = REG_S64; |
dbea82ec MD |
1668 | next_pc += sizeof(struct binary_op); |
1669 | PO; | |
1670 | } | |
04aa13f8 | 1671 | OP(BYTECODE_OP_LT_S64_DOUBLE): |
dbea82ec MD |
1672 | { |
1673 | int res; | |
1674 | ||
9b33aac4 | 1675 | res = (estack_bx_v < estack_ax(stack, top)->u.d); |
53569322 | 1676 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1677 | estack_ax_v = res; |
53569322 | 1678 | estack_ax_t = REG_S64; |
dbea82ec MD |
1679 | next_pc += sizeof(struct binary_op); |
1680 | PO; | |
1681 | } | |
04aa13f8 | 1682 | OP(BYTECODE_OP_GE_S64_DOUBLE): |
dbea82ec MD |
1683 | { |
1684 | int res; | |
1685 | ||
9b33aac4 | 1686 | res = (estack_bx_v >= estack_ax(stack, top)->u.d); |
53569322 | 1687 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1688 | estack_ax_v = res; |
53569322 | 1689 | estack_ax_t = REG_S64; |
dbea82ec MD |
1690 | next_pc += sizeof(struct binary_op); |
1691 | PO; | |
1692 | } | |
04aa13f8 | 1693 | OP(BYTECODE_OP_LE_S64_DOUBLE): |
dbea82ec MD |
1694 | { |
1695 | int res; | |
1696 | ||
9b33aac4 | 1697 | res = (estack_bx_v <= estack_ax(stack, top)->u.d); |
53569322 | 1698 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1699 | estack_ax_v = res; |
53569322 | 1700 | estack_ax_t = REG_S64; |
97b58163 MD |
1701 | next_pc += sizeof(struct binary_op); |
1702 | PO; | |
1703 | } | |
04aa13f8 | 1704 | OP(BYTECODE_OP_BIT_RSHIFT): |
0039e2d8 MD |
1705 | { |
1706 | int64_t res; | |
1707 | ||
d97f9b78 | 1708 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
0039e2d8 MD |
1709 | ret = -EINVAL; |
1710 | goto end; | |
1711 | } | |
d97f9b78 | 1712 | |
3703f1d2 MD |
1713 | /* Catch undefined behavior. */ |
1714 | if (caa_unlikely(estack_ax_v < 0 || estack_ax_v >= 64)) { | |
1715 | ret = -EINVAL; | |
1716 | goto end; | |
1717 | } | |
4e8f9a89 | 1718 | res = ((uint64_t) estack_bx_v >> (uint32_t) estack_ax_v); |
0039e2d8 MD |
1719 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1720 | estack_ax_v = res; | |
d97f9b78 | 1721 | estack_ax_t = REG_U64; |
0039e2d8 MD |
1722 | next_pc += sizeof(struct binary_op); |
1723 | PO; | |
1724 | } | |
04aa13f8 | 1725 | OP(BYTECODE_OP_BIT_LSHIFT): |
0039e2d8 MD |
1726 | { |
1727 | int64_t res; | |
1728 | ||
d97f9b78 | 1729 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
0039e2d8 MD |
1730 | ret = -EINVAL; |
1731 | goto end; | |
1732 | } | |
d97f9b78 | 1733 | |
3703f1d2 MD |
1734 | /* Catch undefined behavior. */ |
1735 | if (caa_unlikely(estack_ax_v < 0 || estack_ax_v >= 64)) { | |
1736 | ret = -EINVAL; | |
1737 | goto end; | |
1738 | } | |
4e8f9a89 | 1739 | res = ((uint64_t) estack_bx_v << (uint32_t) estack_ax_v); |
0039e2d8 MD |
1740 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1741 | estack_ax_v = res; | |
d97f9b78 | 1742 | estack_ax_t = REG_U64; |
0039e2d8 MD |
1743 | next_pc += sizeof(struct binary_op); |
1744 | PO; | |
1745 | } | |
04aa13f8 | 1746 | OP(BYTECODE_OP_BIT_AND): |
47e5f13e MD |
1747 | { |
1748 | int64_t res; | |
1749 | ||
d97f9b78 | 1750 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
47e5f13e MD |
1751 | ret = -EINVAL; |
1752 | goto end; | |
1753 | } | |
1754 | ||
4e8f9a89 | 1755 | res = ((uint64_t) estack_bx_v & (uint64_t) estack_ax_v); |
47e5f13e MD |
1756 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1757 | estack_ax_v = res; | |
d97f9b78 | 1758 | estack_ax_t = REG_U64; |
47e5f13e MD |
1759 | next_pc += sizeof(struct binary_op); |
1760 | PO; | |
1761 | } | |
04aa13f8 | 1762 | OP(BYTECODE_OP_BIT_OR): |
47e5f13e MD |
1763 | { |
1764 | int64_t res; | |
1765 | ||
d97f9b78 | 1766 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
47e5f13e MD |
1767 | ret = -EINVAL; |
1768 | goto end; | |
1769 | } | |
1770 | ||
4e8f9a89 | 1771 | res = ((uint64_t) estack_bx_v | (uint64_t) estack_ax_v); |
47e5f13e MD |
1772 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1773 | estack_ax_v = res; | |
d97f9b78 | 1774 | estack_ax_t = REG_U64; |
47e5f13e MD |
1775 | next_pc += sizeof(struct binary_op); |
1776 | PO; | |
1777 | } | |
04aa13f8 | 1778 | OP(BYTECODE_OP_BIT_XOR): |
47e5f13e MD |
1779 | { |
1780 | int64_t res; | |
1781 | ||
d97f9b78 | 1782 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
47e5f13e MD |
1783 | ret = -EINVAL; |
1784 | goto end; | |
1785 | } | |
1786 | ||
4e8f9a89 | 1787 | res = ((uint64_t) estack_bx_v ^ (uint64_t) estack_ax_v); |
47e5f13e MD |
1788 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1789 | estack_ax_v = res; | |
d97f9b78 | 1790 | estack_ax_t = REG_U64; |
47e5f13e MD |
1791 | next_pc += sizeof(struct binary_op); |
1792 | PO; | |
1793 | } | |
97b58163 MD |
1794 | |
1795 | /* unary */ | |
04aa13f8 | 1796 | OP(BYTECODE_OP_UNARY_PLUS): |
53569322 MD |
1797 | { |
1798 | /* Dynamic typing. */ | |
1799 | switch (estack_ax_t) { | |
1800 | case REG_S64: /* Fall-through. */ | |
d97f9b78 | 1801 | case REG_U64: |
04aa13f8 | 1802 | JUMP_TO(BYTECODE_OP_UNARY_PLUS_S64); |
53569322 | 1803 | case REG_DOUBLE: |
04aa13f8 | 1804 | JUMP_TO(BYTECODE_OP_UNARY_PLUS_DOUBLE); |
3151a51d PP |
1805 | case REG_STRING: /* Fall-through */ |
1806 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1807 | ret = -EINVAL; |
1808 | goto end; | |
1809 | default: | |
04aa13f8 | 1810 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1811 | (int) estack_ax_t); |
1812 | ret = -EINVAL; | |
1813 | goto end; | |
1814 | } | |
1815 | } | |
04aa13f8 | 1816 | OP(BYTECODE_OP_UNARY_MINUS): |
53569322 MD |
1817 | { |
1818 | /* Dynamic typing. */ | |
1819 | switch (estack_ax_t) { | |
d97f9b78 MD |
1820 | case REG_S64: /* Fall-through. */ |
1821 | case REG_U64: | |
04aa13f8 | 1822 | JUMP_TO(BYTECODE_OP_UNARY_MINUS_S64); |
53569322 | 1823 | case REG_DOUBLE: |
04aa13f8 | 1824 | JUMP_TO(BYTECODE_OP_UNARY_MINUS_DOUBLE); |
3151a51d PP |
1825 | case REG_STRING: /* Fall-through */ |
1826 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1827 | ret = -EINVAL; |
1828 | goto end; | |
1829 | default: | |
04aa13f8 | 1830 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1831 | (int) estack_ax_t); |
1832 | ret = -EINVAL; | |
1833 | goto end; | |
1834 | } | |
1835 | } | |
04aa13f8 | 1836 | OP(BYTECODE_OP_UNARY_NOT): |
53569322 MD |
1837 | { |
1838 | /* Dynamic typing. */ | |
1839 | switch (estack_ax_t) { | |
d97f9b78 MD |
1840 | case REG_S64: /* Fall-through. */ |
1841 | case REG_U64: | |
04aa13f8 | 1842 | JUMP_TO(BYTECODE_OP_UNARY_NOT_S64); |
53569322 | 1843 | case REG_DOUBLE: |
04aa13f8 | 1844 | JUMP_TO(BYTECODE_OP_UNARY_NOT_DOUBLE); |
3151a51d PP |
1845 | case REG_STRING: /* Fall-through */ |
1846 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1847 | ret = -EINVAL; |
1848 | goto end; | |
1849 | default: | |
04aa13f8 | 1850 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1851 | (int) estack_ax_t); |
1852 | ret = -EINVAL; | |
1853 | goto end; | |
1854 | } | |
1855 | next_pc += sizeof(struct unary_op); | |
1856 | PO; | |
1857 | } | |
97b58163 | 1858 | |
04aa13f8 | 1859 | OP(BYTECODE_OP_UNARY_BIT_NOT): |
0039e2d8 MD |
1860 | { |
1861 | /* Dynamic typing. */ | |
d97f9b78 | 1862 | if (!IS_INTEGER_REGISTER(estack_ax_t)) { |
0039e2d8 MD |
1863 | ret = -EINVAL; |
1864 | goto end; | |
1865 | } | |
1866 | ||
4e8f9a89 | 1867 | estack_ax_v = ~(uint64_t) estack_ax_v; |
d97f9b78 | 1868 | estack_ax_t = REG_U64; |
0039e2d8 MD |
1869 | next_pc += sizeof(struct unary_op); |
1870 | PO; | |
1871 | } | |
1872 | ||
04aa13f8 FD |
1873 | OP(BYTECODE_OP_UNARY_PLUS_S64): |
1874 | OP(BYTECODE_OP_UNARY_PLUS_DOUBLE): | |
97b58163 MD |
1875 | { |
1876 | next_pc += sizeof(struct unary_op); | |
1877 | PO; | |
1878 | } | |
04aa13f8 | 1879 | OP(BYTECODE_OP_UNARY_MINUS_S64): |
97b58163 | 1880 | { |
9b33aac4 | 1881 | estack_ax_v = -estack_ax_v; |
97b58163 MD |
1882 | next_pc += sizeof(struct unary_op); |
1883 | PO; | |
1884 | } | |
04aa13f8 | 1885 | OP(BYTECODE_OP_UNARY_MINUS_DOUBLE): |
97b58163 | 1886 | { |
9b33aac4 | 1887 | estack_ax(stack, top)->u.d = -estack_ax(stack, top)->u.d; |
97b58163 MD |
1888 | next_pc += sizeof(struct unary_op); |
1889 | PO; | |
1890 | } | |
04aa13f8 | 1891 | OP(BYTECODE_OP_UNARY_NOT_S64): |
97b58163 | 1892 | { |
9b33aac4 | 1893 | estack_ax_v = !estack_ax_v; |
d97f9b78 | 1894 | estack_ax_t = REG_S64; |
97b58163 MD |
1895 | next_pc += sizeof(struct unary_op); |
1896 | PO; | |
1897 | } | |
04aa13f8 | 1898 | OP(BYTECODE_OP_UNARY_NOT_DOUBLE): |
97b58163 | 1899 | { |
53569322 MD |
1900 | estack_ax_v = !estack_ax(stack, top)->u.d; |
1901 | estack_ax_t = REG_S64; | |
97b58163 MD |
1902 | next_pc += sizeof(struct unary_op); |
1903 | PO; | |
1904 | } | |
1905 | ||
1906 | /* logical */ | |
04aa13f8 | 1907 | OP(BYTECODE_OP_AND): |
97b58163 MD |
1908 | { |
1909 | struct logical_op *insn = (struct logical_op *) pc; | |
1910 | ||
d97f9b78 | 1911 | if (estack_ax_t != REG_S64 && estack_ax_t != REG_U64) { |
53569322 MD |
1912 | ret = -EINVAL; |
1913 | goto end; | |
1914 | } | |
0305960f | 1915 | /* If AX is 0, skip and evaluate to 0 */ |
9b33aac4 | 1916 | if (unlikely(estack_ax_v == 0)) { |
97b58163 MD |
1917 | dbg_printf("Jumping to bytecode offset %u\n", |
1918 | (unsigned int) insn->skip_offset); | |
1919 | next_pc = start_pc + insn->skip_offset; | |
1920 | } else { | |
71c1ceeb | 1921 | /* Pop 1 when jump not taken */ |
53569322 | 1922 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
97b58163 MD |
1923 | next_pc += sizeof(struct logical_op); |
1924 | } | |
1925 | PO; | |
1926 | } | |
04aa13f8 | 1927 | OP(BYTECODE_OP_OR): |
97b58163 MD |
1928 | { |
1929 | struct logical_op *insn = (struct logical_op *) pc; | |
1930 | ||
d97f9b78 | 1931 | if (estack_ax_t != REG_S64 && estack_ax_t != REG_U64) { |
53569322 MD |
1932 | ret = -EINVAL; |
1933 | goto end; | |
1934 | } | |
0305960f | 1935 | /* If AX is nonzero, skip and evaluate to 1 */ |
9b33aac4 MD |
1936 | if (unlikely(estack_ax_v != 0)) { |
1937 | estack_ax_v = 1; | |
97b58163 MD |
1938 | dbg_printf("Jumping to bytecode offset %u\n", |
1939 | (unsigned int) insn->skip_offset); | |
1940 | next_pc = start_pc + insn->skip_offset; | |
1941 | } else { | |
71c1ceeb | 1942 | /* Pop 1 when jump not taken */ |
53569322 | 1943 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
97b58163 MD |
1944 | next_pc += sizeof(struct logical_op); |
1945 | } | |
1946 | PO; | |
1947 | } | |
1948 | ||
1949 | ||
77aa5901 | 1950 | /* load field ref */ |
04aa13f8 | 1951 | OP(BYTECODE_OP_LOAD_FIELD_REF_STRING): |
97b58163 MD |
1952 | { |
1953 | struct load_op *insn = (struct load_op *) pc; | |
1954 | struct field_ref *ref = (struct field_ref *) insn->data; | |
1955 | ||
1956 | dbg_printf("load field ref offset %u type string\n", | |
1957 | ref->offset); | |
53569322 | 1958 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1959 | estack_ax(stack, top)->u.s.str = |
f3503ba9 | 1960 | *(const char * const *) &interpreter_stack_data[ref->offset]; |
9b33aac4 | 1961 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { |
04aa13f8 | 1962 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
97b58163 MD |
1963 | ret = -EINVAL; |
1964 | goto end; | |
1965 | } | |
a63d0dc8 | 1966 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
1967 | estack_ax(stack, top)->u.s.literal_type = |
1968 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
53569322 | 1969 | estack_ax_t = REG_STRING; |
9b33aac4 | 1970 | dbg_printf("ref load string %s\n", estack_ax(stack, top)->u.s.str); |
97b58163 MD |
1971 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
1972 | PO; | |
1973 | } | |
1974 | ||
04aa13f8 | 1975 | OP(BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE): |
97b58163 MD |
1976 | { |
1977 | struct load_op *insn = (struct load_op *) pc; | |
1978 | struct field_ref *ref = (struct field_ref *) insn->data; | |
1979 | ||
1980 | dbg_printf("load field ref offset %u type sequence\n", | |
1981 | ref->offset); | |
53569322 | 1982 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1983 | estack_ax(stack, top)->u.s.seq_len = |
f3503ba9 | 1984 | *(unsigned long *) &interpreter_stack_data[ref->offset]; |
9b33aac4 | 1985 | estack_ax(stack, top)->u.s.str = |
f3503ba9 | 1986 | *(const char **) (&interpreter_stack_data[ref->offset |
97b58163 | 1987 | + sizeof(unsigned long)]); |
53569322 | 1988 | estack_ax_t = REG_STRING; |
9b33aac4 | 1989 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { |
04aa13f8 | 1990 | dbg_printf("Interpreter warning: loading a NULL sequence.\n"); |
97b58163 MD |
1991 | ret = -EINVAL; |
1992 | goto end; | |
1993 | } | |
3151a51d PP |
1994 | estack_ax(stack, top)->u.s.literal_type = |
1995 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
97b58163 MD |
1996 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
1997 | PO; | |
1998 | } | |
1999 | ||
04aa13f8 | 2000 | OP(BYTECODE_OP_LOAD_FIELD_REF_S64): |
97b58163 MD |
2001 | { |
2002 | struct load_op *insn = (struct load_op *) pc; | |
2003 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2004 | ||
2005 | dbg_printf("load field ref offset %u type s64\n", | |
2006 | ref->offset); | |
53569322 | 2007 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2008 | estack_ax_v = |
f3503ba9 | 2009 | ((struct literal_numeric *) &interpreter_stack_data[ref->offset])->v; |
53569322 | 2010 | estack_ax_t = REG_S64; |
9b33aac4 | 2011 | dbg_printf("ref load s64 %" PRIi64 "\n", estack_ax_v); |
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_DOUBLE): |
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 double\n", | |
2022 | ref->offset); | |
53569322 | 2023 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
f3503ba9 | 2024 | memcpy(&estack_ax(stack, top)->u.d, &interpreter_stack_data[ref->offset], |
97b58163 | 2025 | sizeof(struct literal_double)); |
53569322 | 2026 | estack_ax_t = REG_DOUBLE; |
9b33aac4 | 2027 | dbg_printf("ref load double %g\n", estack_ax(stack, top)->u.d); |
97b58163 MD |
2028 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
2029 | PO; | |
2030 | } | |
2031 | ||
77aa5901 | 2032 | /* load from immediate operand */ |
04aa13f8 | 2033 | OP(BYTECODE_OP_LOAD_STRING): |
97b58163 MD |
2034 | { |
2035 | struct load_op *insn = (struct load_op *) pc; | |
2036 | ||
2037 | dbg_printf("load string %s\n", insn->data); | |
53569322 | 2038 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2039 | estack_ax(stack, top)->u.s.str = insn->data; |
a63d0dc8 | 2040 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2041 | estack_ax(stack, top)->u.s.literal_type = |
2042 | ESTACK_STRING_LITERAL_TYPE_PLAIN; | |
53569322 | 2043 | estack_ax_t = REG_STRING; |
97b58163 MD |
2044 | next_pc += sizeof(struct load_op) + strlen(insn->data) + 1; |
2045 | PO; | |
2046 | } | |
2047 | ||
04aa13f8 | 2048 | OP(BYTECODE_OP_LOAD_STAR_GLOB_STRING): |
3151a51d PP |
2049 | { |
2050 | struct load_op *insn = (struct load_op *) pc; | |
2051 | ||
2052 | dbg_printf("load globbing pattern %s\n", insn->data); | |
2053 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2054 | estack_ax(stack, top)->u.s.str = insn->data; | |
a63d0dc8 | 2055 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2056 | estack_ax(stack, top)->u.s.literal_type = |
2057 | ESTACK_STRING_LITERAL_TYPE_STAR_GLOB; | |
2058 | estack_ax_t = REG_STAR_GLOB_STRING; | |
2059 | next_pc += sizeof(struct load_op) + strlen(insn->data) + 1; | |
2060 | PO; | |
2061 | } | |
2062 | ||
04aa13f8 | 2063 | OP(BYTECODE_OP_LOAD_S64): |
97b58163 MD |
2064 | { |
2065 | struct load_op *insn = (struct load_op *) pc; | |
2066 | ||
53569322 | 2067 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2068 | estack_ax_v = ((struct literal_numeric *) insn->data)->v; |
53569322 | 2069 | estack_ax_t = REG_S64; |
9b33aac4 | 2070 | dbg_printf("load s64 %" PRIi64 "\n", estack_ax_v); |
97b58163 MD |
2071 | next_pc += sizeof(struct load_op) |
2072 | + sizeof(struct literal_numeric); | |
2073 | PO; | |
2074 | } | |
2075 | ||
04aa13f8 | 2076 | OP(BYTECODE_OP_LOAD_DOUBLE): |
97b58163 MD |
2077 | { |
2078 | struct load_op *insn = (struct load_op *) pc; | |
2079 | ||
53569322 | 2080 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2081 | memcpy(&estack_ax(stack, top)->u.d, insn->data, |
97b58163 | 2082 | sizeof(struct literal_double)); |
53569322 MD |
2083 | estack_ax_t = REG_DOUBLE; |
2084 | dbg_printf("load double %g\n", estack_ax(stack, top)->u.d); | |
97b58163 MD |
2085 | next_pc += sizeof(struct load_op) |
2086 | + sizeof(struct literal_double); | |
2087 | PO; | |
2088 | } | |
2089 | ||
2090 | /* cast */ | |
04aa13f8 | 2091 | OP(BYTECODE_OP_CAST_TO_S64): |
53569322 MD |
2092 | { |
2093 | /* Dynamic typing. */ | |
2094 | switch (estack_ax_t) { | |
2095 | case REG_S64: | |
04aa13f8 | 2096 | JUMP_TO(BYTECODE_OP_CAST_NOP); |
53569322 | 2097 | case REG_DOUBLE: |
04aa13f8 | 2098 | JUMP_TO(BYTECODE_OP_CAST_DOUBLE_TO_S64); |
d97f9b78 MD |
2099 | case REG_U64: |
2100 | estack_ax_t = REG_S64; | |
60864af0 | 2101 | next_pc += sizeof(struct cast_op); /* Fall-through */ |
3151a51d PP |
2102 | case REG_STRING: /* Fall-through */ |
2103 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
2104 | ret = -EINVAL; |
2105 | goto end; | |
2106 | default: | |
04aa13f8 | 2107 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
2108 | (int) estack_ax_t); |
2109 | ret = -EINVAL; | |
2110 | goto end; | |
2111 | } | |
2112 | } | |
97b58163 | 2113 | |
04aa13f8 | 2114 | OP(BYTECODE_OP_CAST_DOUBLE_TO_S64): |
97b58163 | 2115 | { |
9b33aac4 | 2116 | estack_ax_v = (int64_t) estack_ax(stack, top)->u.d; |
53569322 | 2117 | estack_ax_t = REG_S64; |
97b58163 MD |
2118 | next_pc += sizeof(struct cast_op); |
2119 | PO; | |
2120 | } | |
2121 | ||
04aa13f8 | 2122 | OP(BYTECODE_OP_CAST_NOP): |
97b58163 MD |
2123 | { |
2124 | next_pc += sizeof(struct cast_op); | |
2125 | PO; | |
2126 | } | |
2127 | ||
77aa5901 | 2128 | /* get context ref */ |
04aa13f8 | 2129 | OP(BYTECODE_OP_GET_CONTEXT_REF): |
53569322 MD |
2130 | { |
2131 | struct load_op *insn = (struct load_op *) pc; | |
2132 | struct field_ref *ref = (struct field_ref *) insn->data; | |
daacdbfc MD |
2133 | struct lttng_ust_ctx_field *ctx_field; |
2134 | struct lttng_ust_ctx_value v; | |
53569322 MD |
2135 | |
2136 | dbg_printf("get context ref offset %u type dynamic\n", | |
2137 | ref->offset); | |
daacdbfc | 2138 | ctx_field = ctx->fields[ref->offset]; |
53569322 MD |
2139 | ctx_field->get_value(ctx_field, &v); |
2140 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2141 | switch (v.sel) { | |
2142 | case LTTNG_UST_DYNAMIC_TYPE_NONE: | |
2143 | ret = -EINVAL; | |
2144 | goto end; | |
2145 | case LTTNG_UST_DYNAMIC_TYPE_S64: | |
2146 | estack_ax_v = v.u.s64; | |
2147 | estack_ax_t = REG_S64; | |
2148 | dbg_printf("ref get context dynamic s64 %" PRIi64 "\n", estack_ax_v); | |
2149 | break; | |
2150 | case LTTNG_UST_DYNAMIC_TYPE_DOUBLE: | |
2151 | estack_ax(stack, top)->u.d = v.u.d; | |
2152 | estack_ax_t = REG_DOUBLE; | |
2153 | dbg_printf("ref get context dynamic double %g\n", estack_ax(stack, top)->u.d); | |
2154 | break; | |
2155 | case LTTNG_UST_DYNAMIC_TYPE_STRING: | |
2156 | estack_ax(stack, top)->u.s.str = v.u.str; | |
2157 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { | |
04aa13f8 | 2158 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
53569322 MD |
2159 | ret = -EINVAL; |
2160 | goto end; | |
2161 | } | |
a63d0dc8 | 2162 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2163 | estack_ax(stack, top)->u.s.literal_type = |
2164 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
53569322 MD |
2165 | dbg_printf("ref get context dynamic string %s\n", estack_ax(stack, top)->u.s.str); |
2166 | estack_ax_t = REG_STRING; | |
2167 | break; | |
2168 | default: | |
04aa13f8 | 2169 | dbg_printf("Interpreter warning: unknown dynamic type (%d).\n", (int) v.sel); |
53569322 MD |
2170 | ret = -EINVAL; |
2171 | goto end; | |
2172 | } | |
2173 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2174 | PO; | |
2175 | } | |
2176 | ||
04aa13f8 | 2177 | OP(BYTECODE_OP_GET_CONTEXT_REF_STRING): |
77aa5901 MD |
2178 | { |
2179 | struct load_op *insn = (struct load_op *) pc; | |
2180 | struct field_ref *ref = (struct field_ref *) insn->data; | |
daacdbfc MD |
2181 | struct lttng_ust_ctx_field *ctx_field; |
2182 | struct lttng_ust_ctx_value v; | |
77aa5901 MD |
2183 | |
2184 | dbg_printf("get context ref offset %u type string\n", | |
2185 | ref->offset); | |
daacdbfc | 2186 | ctx_field = ctx->fields[ref->offset]; |
77aa5901 | 2187 | ctx_field->get_value(ctx_field, &v); |
53569322 MD |
2188 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
2189 | estack_ax(stack, top)->u.s.str = v.u.str; | |
77aa5901 | 2190 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { |
04aa13f8 | 2191 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
77aa5901 MD |
2192 | ret = -EINVAL; |
2193 | goto end; | |
2194 | } | |
a63d0dc8 | 2195 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2196 | estack_ax(stack, top)->u.s.literal_type = |
2197 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
53569322 | 2198 | estack_ax_t = REG_STRING; |
77aa5901 MD |
2199 | dbg_printf("ref get context string %s\n", estack_ax(stack, top)->u.s.str); |
2200 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2201 | PO; | |
2202 | } | |
2203 | ||
04aa13f8 | 2204 | OP(BYTECODE_OP_GET_CONTEXT_REF_S64): |
77aa5901 MD |
2205 | { |
2206 | struct load_op *insn = (struct load_op *) pc; | |
2207 | struct field_ref *ref = (struct field_ref *) insn->data; | |
daacdbfc MD |
2208 | struct lttng_ust_ctx_field *ctx_field; |
2209 | struct lttng_ust_ctx_value v; | |
77aa5901 MD |
2210 | |
2211 | dbg_printf("get context ref offset %u type s64\n", | |
2212 | ref->offset); | |
daacdbfc | 2213 | ctx_field = ctx->fields[ref->offset]; |
77aa5901 | 2214 | ctx_field->get_value(ctx_field, &v); |
53569322 MD |
2215 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
2216 | estack_ax_v = v.u.s64; | |
2217 | estack_ax_t = REG_S64; | |
77aa5901 MD |
2218 | dbg_printf("ref get context s64 %" PRIi64 "\n", estack_ax_v); |
2219 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2220 | PO; | |
2221 | } | |
2222 | ||
04aa13f8 | 2223 | OP(BYTECODE_OP_GET_CONTEXT_REF_DOUBLE): |
77aa5901 MD |
2224 | { |
2225 | struct load_op *insn = (struct load_op *) pc; | |
2226 | struct field_ref *ref = (struct field_ref *) insn->data; | |
daacdbfc MD |
2227 | struct lttng_ust_ctx_field *ctx_field; |
2228 | struct lttng_ust_ctx_value v; | |
77aa5901 MD |
2229 | |
2230 | dbg_printf("get context ref offset %u type double\n", | |
2231 | ref->offset); | |
daacdbfc | 2232 | ctx_field = ctx->fields[ref->offset]; |
77aa5901 | 2233 | ctx_field->get_value(ctx_field, &v); |
53569322 MD |
2234 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
2235 | memcpy(&estack_ax(stack, top)->u.d, &v.u.d, sizeof(struct literal_double)); | |
2236 | estack_ax_t = REG_DOUBLE; | |
77aa5901 MD |
2237 | dbg_printf("ref get context double %g\n", estack_ax(stack, top)->u.d); |
2238 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2239 | PO; | |
2240 | } | |
2241 | ||
04aa13f8 | 2242 | OP(BYTECODE_OP_GET_CONTEXT_ROOT): |
47e5f13e MD |
2243 | { |
2244 | dbg_printf("op get context root\n"); | |
2245 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2246 | estack_ax(stack, top)->u.ptr.type = LOAD_ROOT_CONTEXT; | |
2247 | /* "field" only needed for variants. */ | |
2248 | estack_ax(stack, top)->u.ptr.field = NULL; | |
2249 | estack_ax_t = REG_PTR; | |
2250 | next_pc += sizeof(struct load_op); | |
2251 | PO; | |
2252 | } | |
2253 | ||
04aa13f8 | 2254 | OP(BYTECODE_OP_GET_APP_CONTEXT_ROOT): |
47e5f13e MD |
2255 | { |
2256 | dbg_printf("op get app context root\n"); | |
2257 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2258 | estack_ax(stack, top)->u.ptr.type = LOAD_ROOT_APP_CONTEXT; | |
2259 | /* "field" only needed for variants. */ | |
2260 | estack_ax(stack, top)->u.ptr.field = NULL; | |
2261 | estack_ax_t = REG_PTR; | |
2262 | next_pc += sizeof(struct load_op); | |
2263 | PO; | |
2264 | } | |
2265 | ||
04aa13f8 | 2266 | OP(BYTECODE_OP_GET_PAYLOAD_ROOT): |
47e5f13e MD |
2267 | { |
2268 | dbg_printf("op get app payload root\n"); | |
2269 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2270 | estack_ax(stack, top)->u.ptr.type = LOAD_ROOT_PAYLOAD; | |
f3503ba9 | 2271 | estack_ax(stack, top)->u.ptr.ptr = interpreter_stack_data; |
47e5f13e MD |
2272 | /* "field" only needed for variants. */ |
2273 | estack_ax(stack, top)->u.ptr.field = NULL; | |
2274 | estack_ax_t = REG_PTR; | |
2275 | next_pc += sizeof(struct load_op); | |
2276 | PO; | |
2277 | } | |
2278 | ||
04aa13f8 | 2279 | OP(BYTECODE_OP_GET_SYMBOL): |
47e5f13e MD |
2280 | { |
2281 | dbg_printf("op get symbol\n"); | |
2282 | switch (estack_ax(stack, top)->u.ptr.type) { | |
2283 | case LOAD_OBJECT: | |
2284 | ERR("Nested fields not implemented yet."); | |
2285 | ret = -EINVAL; | |
2286 | goto end; | |
2287 | case LOAD_ROOT_CONTEXT: | |
2288 | case LOAD_ROOT_APP_CONTEXT: | |
2289 | case LOAD_ROOT_PAYLOAD: | |
2290 | /* | |
2291 | * symbol lookup is performed by | |
2292 | * specialization. | |
2293 | */ | |
2294 | ret = -EINVAL; | |
2295 | goto end; | |
2296 | } | |
2297 | next_pc += sizeof(struct load_op) + sizeof(struct get_symbol); | |
2298 | PO; | |
2299 | } | |
2300 | ||
04aa13f8 | 2301 | OP(BYTECODE_OP_GET_SYMBOL_FIELD): |
47e5f13e MD |
2302 | { |
2303 | /* | |
2304 | * Used for first variant encountered in a | |
2305 | * traversal. Variants are not implemented yet. | |
2306 | */ | |
2307 | ret = -EINVAL; | |
2308 | goto end; | |
2309 | } | |
2310 | ||
04aa13f8 | 2311 | OP(BYTECODE_OP_GET_INDEX_U16): |
47e5f13e MD |
2312 | { |
2313 | struct load_op *insn = (struct load_op *) pc; | |
2314 | struct get_index_u16 *index = (struct get_index_u16 *) insn->data; | |
2315 | ||
2316 | dbg_printf("op get index u16\n"); | |
b77aaa1b | 2317 | ret = dynamic_get_index(ctx, bytecode, index->index, estack_ax(stack, top)); |
47e5f13e MD |
2318 | if (ret) |
2319 | goto end; | |
2320 | estack_ax_v = estack_ax(stack, top)->u.v; | |
2321 | estack_ax_t = estack_ax(stack, top)->type; | |
2322 | next_pc += sizeof(struct load_op) + sizeof(struct get_index_u16); | |
2323 | PO; | |
2324 | } | |
2325 | ||
04aa13f8 | 2326 | OP(BYTECODE_OP_GET_INDEX_U64): |
47e5f13e MD |
2327 | { |
2328 | struct load_op *insn = (struct load_op *) pc; | |
2329 | struct get_index_u64 *index = (struct get_index_u64 *) insn->data; | |
2330 | ||
2331 | dbg_printf("op get index u64\n"); | |
b77aaa1b | 2332 | ret = dynamic_get_index(ctx, bytecode, index->index, estack_ax(stack, top)); |
47e5f13e MD |
2333 | if (ret) |
2334 | goto end; | |
2335 | estack_ax_v = estack_ax(stack, top)->u.v; | |
2336 | estack_ax_t = estack_ax(stack, top)->type; | |
2337 | next_pc += sizeof(struct load_op) + sizeof(struct get_index_u64); | |
2338 | PO; | |
2339 | } | |
2340 | ||
04aa13f8 | 2341 | OP(BYTECODE_OP_LOAD_FIELD): |
47e5f13e MD |
2342 | { |
2343 | dbg_printf("op load field\n"); | |
2344 | ret = dynamic_load_field(estack_ax(stack, top)); | |
2345 | if (ret) | |
2346 | goto end; | |
2347 | estack_ax_v = estack_ax(stack, top)->u.v; | |
2348 | estack_ax_t = estack_ax(stack, top)->type; | |
2349 | next_pc += sizeof(struct load_op); | |
2350 | PO; | |
2351 | } | |
2352 | ||
04aa13f8 | 2353 | OP(BYTECODE_OP_LOAD_FIELD_S8): |
47e5f13e MD |
2354 | { |
2355 | dbg_printf("op load field s8\n"); | |
2356 | ||
2357 | estack_ax_v = *(int8_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2358 | estack_ax_t = REG_S64; | |
2359 | next_pc += sizeof(struct load_op); | |
2360 | PO; | |
2361 | } | |
04aa13f8 | 2362 | OP(BYTECODE_OP_LOAD_FIELD_S16): |
47e5f13e MD |
2363 | { |
2364 | dbg_printf("op load field s16\n"); | |
2365 | ||
2366 | estack_ax_v = *(int16_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2367 | estack_ax_t = REG_S64; | |
2368 | next_pc += sizeof(struct load_op); | |
2369 | PO; | |
2370 | } | |
04aa13f8 | 2371 | OP(BYTECODE_OP_LOAD_FIELD_S32): |
47e5f13e MD |
2372 | { |
2373 | dbg_printf("op load field s32\n"); | |
2374 | ||
2375 | estack_ax_v = *(int32_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2376 | estack_ax_t = REG_S64; | |
2377 | next_pc += sizeof(struct load_op); | |
2378 | PO; | |
2379 | } | |
04aa13f8 | 2380 | OP(BYTECODE_OP_LOAD_FIELD_S64): |
47e5f13e MD |
2381 | { |
2382 | dbg_printf("op load field s64\n"); | |
2383 | ||
2384 | estack_ax_v = *(int64_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2385 | estack_ax_t = REG_S64; | |
2386 | next_pc += sizeof(struct load_op); | |
2387 | PO; | |
2388 | } | |
04aa13f8 | 2389 | OP(BYTECODE_OP_LOAD_FIELD_U8): |
47e5f13e MD |
2390 | { |
2391 | dbg_printf("op load field u8\n"); | |
2392 | ||
2393 | estack_ax_v = *(uint8_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2394 | estack_ax_t = REG_U64; |
47e5f13e MD |
2395 | next_pc += sizeof(struct load_op); |
2396 | PO; | |
2397 | } | |
04aa13f8 | 2398 | OP(BYTECODE_OP_LOAD_FIELD_U16): |
47e5f13e MD |
2399 | { |
2400 | dbg_printf("op load field u16\n"); | |
2401 | ||
2402 | estack_ax_v = *(uint16_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2403 | estack_ax_t = REG_U64; |
47e5f13e MD |
2404 | next_pc += sizeof(struct load_op); |
2405 | PO; | |
2406 | } | |
04aa13f8 | 2407 | OP(BYTECODE_OP_LOAD_FIELD_U32): |
47e5f13e MD |
2408 | { |
2409 | dbg_printf("op load field u32\n"); | |
2410 | ||
2411 | estack_ax_v = *(uint32_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2412 | estack_ax_t = REG_U64; |
47e5f13e MD |
2413 | next_pc += sizeof(struct load_op); |
2414 | PO; | |
2415 | } | |
04aa13f8 | 2416 | OP(BYTECODE_OP_LOAD_FIELD_U64): |
47e5f13e MD |
2417 | { |
2418 | dbg_printf("op load field u64\n"); | |
2419 | ||
2420 | estack_ax_v = *(uint64_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2421 | estack_ax_t = REG_U64; |
47e5f13e MD |
2422 | next_pc += sizeof(struct load_op); |
2423 | PO; | |
2424 | } | |
04aa13f8 | 2425 | OP(BYTECODE_OP_LOAD_FIELD_DOUBLE): |
47e5f13e MD |
2426 | { |
2427 | dbg_printf("op load field double\n"); | |
2428 | ||
2429 | memcpy(&estack_ax(stack, top)->u.d, | |
2430 | estack_ax(stack, top)->u.ptr.ptr, | |
2431 | sizeof(struct literal_double)); | |
2432 | estack_ax(stack, top)->type = REG_DOUBLE; | |
2433 | next_pc += sizeof(struct load_op); | |
2434 | PO; | |
2435 | } | |
2436 | ||
04aa13f8 | 2437 | OP(BYTECODE_OP_LOAD_FIELD_STRING): |
47e5f13e MD |
2438 | { |
2439 | const char *str; | |
2440 | ||
2441 | dbg_printf("op load field string\n"); | |
2442 | str = (const char *) estack_ax(stack, top)->u.ptr.ptr; | |
2443 | estack_ax(stack, top)->u.s.str = str; | |
2444 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { | |
04aa13f8 | 2445 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
47e5f13e MD |
2446 | ret = -EINVAL; |
2447 | goto end; | |
2448 | } | |
2449 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; | |
2450 | estack_ax(stack, top)->u.s.literal_type = | |
2451 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
2452 | estack_ax(stack, top)->type = REG_STRING; | |
2453 | next_pc += sizeof(struct load_op); | |
2454 | PO; | |
2455 | } | |
2456 | ||
04aa13f8 | 2457 | OP(BYTECODE_OP_LOAD_FIELD_SEQUENCE): |
47e5f13e MD |
2458 | { |
2459 | const char *ptr; | |
2460 | ||
2461 | dbg_printf("op load field string sequence\n"); | |
2462 | ptr = estack_ax(stack, top)->u.ptr.ptr; | |
2463 | estack_ax(stack, top)->u.s.seq_len = *(unsigned long *) ptr; | |
2464 | estack_ax(stack, top)->u.s.str = *(const char **) (ptr + sizeof(unsigned long)); | |
2465 | estack_ax(stack, top)->type = REG_STRING; | |
2466 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { | |
04aa13f8 | 2467 | dbg_printf("Interpreter warning: loading a NULL sequence.\n"); |
47e5f13e MD |
2468 | ret = -EINVAL; |
2469 | goto end; | |
2470 | } | |
2471 | estack_ax(stack, top)->u.s.literal_type = | |
2472 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
2473 | next_pc += sizeof(struct load_op); | |
2474 | PO; | |
2475 | } | |
2476 | ||
97b58163 MD |
2477 | END_OP |
2478 | end: | |
22c30e27 | 2479 | /* No need to prepare output if an error occurred. */ |
97b58163 | 2480 | if (ret) |
22c30e27 | 2481 | return LTTNG_UST_BYTECODE_INTERPRETER_ERROR; |
f3503ba9 | 2482 | |
22c30e27 | 2483 | /* Prepare output. */ |
a2e4d05e | 2484 | switch (ust_bytecode->type) { |
22c30e27 MD |
2485 | case LTTNG_UST_BYTECODE_TYPE_FILTER: |
2486 | { | |
2487 | struct lttng_ust_bytecode_filter_ctx *filter_ctx = | |
2488 | (struct lttng_ust_bytecode_filter_ctx *) caller_ctx; | |
2489 | if (retval) | |
2490 | filter_ctx->result = LTTNG_UST_BYTECODE_FILTER_ACCEPT; | |
2491 | else | |
2492 | filter_ctx->result = LTTNG_UST_BYTECODE_FILTER_REJECT; | |
2493 | break; | |
f3503ba9 | 2494 | } |
22c30e27 MD |
2495 | case LTTNG_UST_BYTECODE_TYPE_CAPTURE: |
2496 | ret = lttng_bytecode_interpret_format_output(estack_ax(stack, top), | |
2497 | (struct lttng_interpreter_output *) caller_ctx); | |
2498 | break; | |
2499 | default: | |
2500 | ret = -EINVAL; | |
2501 | break; | |
2502 | } | |
2503 | if (ret) | |
2504 | return LTTNG_UST_BYTECODE_INTERPRETER_ERROR; | |
2505 | else | |
2506 | return LTTNG_UST_BYTECODE_INTERPRETER_OK; | |
d37ecb3f FD |
2507 | } |
2508 | ||
a2e4d05e MD |
2509 | /* |
2510 | * Return LTTNG_UST_EVENT_FILTER_ACCEPT or LTTNG_UST_EVENT_FILTER_REJECT. | |
2511 | */ | |
2512 | int lttng_ust_interpret_event_filter(struct lttng_ust_event_common *event, | |
2513 | const char *interpreter_stack_data, | |
2514 | void *event_filter_ctx) | |
2515 | { | |
2516 | struct lttng_ust_bytecode_runtime *filter_bc_runtime; | |
2517 | struct cds_list_head *filter_bytecode_runtime_head = &event->priv->filter_bytecode_runtime_head; | |
2518 | struct lttng_ust_bytecode_filter_ctx bytecode_filter_ctx; | |
2519 | bool filter_record = false; | |
2520 | ||
2521 | cds_list_for_each_entry_rcu(filter_bc_runtime, filter_bytecode_runtime_head, node) { | |
2522 | if (caa_likely(filter_bc_runtime->interpreter_func(filter_bc_runtime, | |
2523 | interpreter_stack_data, &bytecode_filter_ctx) == LTTNG_UST_BYTECODE_INTERPRETER_OK)) { | |
2524 | if (caa_unlikely(bytecode_filter_ctx.result == LTTNG_UST_BYTECODE_FILTER_ACCEPT)) { | |
2525 | filter_record = true; | |
2526 | break; | |
2527 | } | |
2528 | } | |
2529 | } | |
2530 | if (filter_record) | |
2531 | return LTTNG_UST_EVENT_FILTER_ACCEPT; | |
2532 | else | |
2533 | return LTTNG_UST_EVENT_FILTER_REJECT; | |
2534 | } | |
2535 | ||
97b58163 MD |
2536 | #undef START_OP |
2537 | #undef OP | |
2538 | #undef PO | |
2539 | #undef END_OP |