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> |
36c52fff | 17 | #include "lib/lttng-ust/events.h" |
f3503ba9 | 18 | |
04aa13f8 | 19 | #include "lttng-bytecode.h" |
b8aa6f43 | 20 | #include "common/strutils.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 | |
2208d8b5 MJ |
60 | int stack_star_glob_match(struct estack *stack, int top, |
61 | const char *cmp_type __attribute__((unused))) | |
3151a51d PP |
62 | { |
63 | const char *pattern; | |
64 | const char *candidate; | |
65 | size_t pattern_len; | |
66 | size_t candidate_len; | |
67 | ||
68 | /* Find out which side is the pattern vs. the candidate. */ | |
69 | if (estack_ax(stack, top)->u.s.literal_type == ESTACK_STRING_LITERAL_TYPE_STAR_GLOB) { | |
70 | pattern = estack_ax(stack, top)->u.s.str; | |
71 | pattern_len = get_str_or_seq_len(estack_ax(stack, top)); | |
72 | candidate = estack_bx(stack, top)->u.s.str; | |
73 | candidate_len = get_str_or_seq_len(estack_bx(stack, top)); | |
74 | } else { | |
75 | pattern = estack_bx(stack, top)->u.s.str; | |
76 | pattern_len = get_str_or_seq_len(estack_bx(stack, top)); | |
77 | candidate = estack_ax(stack, top)->u.s.str; | |
78 | candidate_len = get_str_or_seq_len(estack_ax(stack, top)); | |
79 | } | |
80 | ||
81 | /* Perform the match. Returns 0 when the result is true. */ | |
82 | return !strutils_star_glob_match(pattern, pattern_len, candidate, | |
83 | candidate_len); | |
84 | } | |
85 | ||
97b58163 | 86 | static |
2208d8b5 | 87 | int stack_strcmp(struct estack *stack, int top, const char *cmp_type __attribute__((unused))) |
97b58163 | 88 | { |
9b33aac4 | 89 | const char *p = estack_bx(stack, top)->u.s.str, *q = estack_ax(stack, top)->u.s.str; |
97b58163 MD |
90 | int ret; |
91 | int diff; | |
92 | ||
93 | for (;;) { | |
94 | int escaped_r0 = 0; | |
95 | ||
332335cd MD |
96 | if (unlikely(p - estack_bx(stack, top)->u.s.str >= estack_bx(stack, top)->u.s.seq_len || *p == '\0')) { |
97 | if (q - estack_ax(stack, top)->u.s.str >= estack_ax(stack, top)->u.s.seq_len || *q == '\0') { | |
5cf8141d | 98 | return 0; |
a0928c1e | 99 | } else { |
3151a51d PP |
100 | if (estack_ax(stack, top)->u.s.literal_type == |
101 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
5cf8141d MD |
102 | ret = parse_char(&q); |
103 | if (ret == -1) | |
104 | return 0; | |
105 | } | |
106 | return -1; | |
a0928c1e | 107 | } |
97b58163 | 108 | } |
332335cd | 109 | if (unlikely(q - estack_ax(stack, top)->u.s.str >= estack_ax(stack, top)->u.s.seq_len || *q == '\0')) { |
3151a51d PP |
110 | if (estack_bx(stack, top)->u.s.literal_type == |
111 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
3e6a0694 MD |
112 | ret = parse_char(&p); |
113 | if (ret == -1) | |
114 | return 0; | |
a0928c1e | 115 | } |
3e6a0694 | 116 | return 1; |
97b58163 | 117 | } |
3151a51d PP |
118 | if (estack_bx(stack, top)->u.s.literal_type == |
119 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
97b58163 MD |
120 | ret = parse_char(&p); |
121 | if (ret == -1) { | |
122 | return 0; | |
123 | } else if (ret == -2) { | |
124 | escaped_r0 = 1; | |
125 | } | |
126 | /* else compare both char */ | |
127 | } | |
3151a51d PP |
128 | if (estack_ax(stack, top)->u.s.literal_type == |
129 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
97b58163 MD |
130 | ret = parse_char(&q); |
131 | if (ret == -1) { | |
132 | return 0; | |
133 | } else if (ret == -2) { | |
134 | if (!escaped_r0) | |
135 | return -1; | |
136 | } else { | |
137 | if (escaped_r0) | |
138 | return 1; | |
139 | } | |
140 | } else { | |
141 | if (escaped_r0) | |
142 | return 1; | |
143 | } | |
144 | diff = *p - *q; | |
145 | if (diff != 0) | |
146 | break; | |
147 | p++; | |
148 | q++; | |
149 | } | |
150 | return diff; | |
151 | } | |
152 | ||
2208d8b5 MJ |
153 | int lttng_bytecode_interpret_error( |
154 | struct lttng_ust_bytecode_runtime *bytecode_runtime __attribute__((unused)), | |
155 | const char *stack_data __attribute__((unused)), | |
156 | void *ctx __attribute__((unused))) | |
97b58163 | 157 | { |
22c30e27 | 158 | return LTTNG_UST_BYTECODE_INTERPRETER_ERROR; |
d37ecb3f FD |
159 | } |
160 | ||
97b58163 MD |
161 | #ifdef INTERPRETER_USE_SWITCH |
162 | ||
163 | /* | |
164 | * Fallback for compilers that do not support taking address of labels. | |
165 | */ | |
166 | ||
167 | #define START_OP \ | |
168 | start_pc = &bytecode->data[0]; \ | |
169 | for (pc = next_pc = start_pc; pc - start_pc < bytecode->len; \ | |
170 | pc = next_pc) { \ | |
171 | dbg_printf("Executing op %s (%u)\n", \ | |
bf617e20 | 172 | lttng_bytecode_print_op((unsigned int) *(bytecode_opcode_t *) pc), \ |
04aa13f8 FD |
173 | (unsigned int) *(bytecode_opcode_t *) pc); \ |
174 | switch (*(bytecode_opcode_t *) pc) { | |
97b58163 | 175 | |
53569322 MD |
176 | #define OP(name) jump_target_##name: __attribute__((unused)); \ |
177 | case name | |
97b58163 MD |
178 | |
179 | #define PO break | |
180 | ||
181 | #define END_OP } \ | |
182 | } | |
183 | ||
53569322 MD |
184 | #define JUMP_TO(name) \ |
185 | goto jump_target_##name | |
186 | ||
97b58163 MD |
187 | #else |
188 | ||
189 | /* | |
190 | * Dispatch-table based interpreter. | |
191 | */ | |
192 | ||
193 | #define START_OP \ | |
47e5f13e | 194 | start_pc = &bytecode->code[0]; \ |
97b58163 MD |
195 | pc = next_pc = start_pc; \ |
196 | if (unlikely(pc - start_pc >= bytecode->len)) \ | |
197 | goto end; \ | |
04aa13f8 | 198 | goto *dispatch[*(bytecode_opcode_t *) pc]; |
97b58163 MD |
199 | |
200 | #define OP(name) \ | |
201 | LABEL_##name | |
202 | ||
203 | #define PO \ | |
204 | pc = next_pc; \ | |
04aa13f8 | 205 | goto *dispatch[*(bytecode_opcode_t *) pc]; |
97b58163 MD |
206 | |
207 | #define END_OP | |
208 | ||
53569322 MD |
209 | #define JUMP_TO(name) \ |
210 | goto LABEL_##name | |
211 | ||
97b58163 MD |
212 | #endif |
213 | ||
d97f9b78 MD |
214 | #define IS_INTEGER_REGISTER(reg_type) \ |
215 | (reg_type == REG_U64 || reg_type == REG_S64) | |
216 | ||
daacdbfc | 217 | static int context_get_index(struct lttng_ust_ctx *ctx, |
47e5f13e MD |
218 | struct load_ptr *ptr, |
219 | uint32_t idx) | |
220 | { | |
221 | ||
4e48b5d2 MD |
222 | const struct lttng_ust_ctx_field *ctx_field; |
223 | const struct lttng_ust_event_field *field; | |
daacdbfc | 224 | struct lttng_ust_ctx_value v; |
47e5f13e | 225 | |
4e48b5d2 | 226 | ctx_field = &ctx->fields[idx]; |
daacdbfc | 227 | field = ctx_field->event_field; |
47e5f13e | 228 | ptr->type = LOAD_OBJECT; |
f3503ba9 | 229 | ptr->field = field; |
47e5f13e | 230 | |
a084756d MD |
231 | switch (field->type->type) { |
232 | case lttng_ust_type_integer: | |
4e48b5d2 | 233 | ctx_field->get_value(ctx_field->priv, &v); |
a084756d | 234 | if (lttng_ust_get_type_integer(field->type)->signedness) { |
47e5f13e MD |
235 | ptr->object_type = OBJECT_TYPE_S64; |
236 | ptr->u.s64 = v.u.s64; | |
237 | ptr->ptr = &ptr->u.s64; | |
238 | } else { | |
239 | ptr->object_type = OBJECT_TYPE_U64; | |
240 | ptr->u.u64 = v.u.s64; /* Cast. */ | |
241 | ptr->ptr = &ptr->u.u64; | |
242 | } | |
243 | break; | |
a084756d | 244 | case lttng_ust_type_enum: |
47e5f13e | 245 | { |
a084756d | 246 | const struct lttng_ust_type_integer *itype; |
47e5f13e | 247 | |
a084756d | 248 | itype = lttng_ust_get_type_integer(lttng_ust_get_type_enum(field->type)->container_type); |
4e48b5d2 | 249 | ctx_field->get_value(ctx_field->priv, &v); |
47e5f13e | 250 | if (itype->signedness) { |
70f9f7f9 | 251 | ptr->object_type = OBJECT_TYPE_SIGNED_ENUM; |
47e5f13e MD |
252 | ptr->u.s64 = v.u.s64; |
253 | ptr->ptr = &ptr->u.s64; | |
254 | } else { | |
70f9f7f9 | 255 | ptr->object_type = OBJECT_TYPE_UNSIGNED_ENUM; |
47e5f13e MD |
256 | ptr->u.u64 = v.u.s64; /* Cast. */ |
257 | ptr->ptr = &ptr->u.u64; | |
258 | } | |
259 | break; | |
260 | } | |
a084756d MD |
261 | case lttng_ust_type_array: |
262 | if (lttng_ust_get_type_array(field->type)->elem_type->type != lttng_ust_type_integer) { | |
47e5f13e MD |
263 | ERR("Array nesting only supports integer types."); |
264 | return -EINVAL; | |
265 | } | |
a084756d | 266 | if (lttng_ust_get_type_array(field->type)->encoding == lttng_ust_string_encoding_none) { |
47e5f13e MD |
267 | ERR("Only string arrays are supported for contexts."); |
268 | return -EINVAL; | |
269 | } | |
270 | ptr->object_type = OBJECT_TYPE_STRING; | |
4e48b5d2 | 271 | ctx_field->get_value(ctx_field->priv, &v); |
47e5f13e MD |
272 | ptr->ptr = v.u.str; |
273 | break; | |
a084756d MD |
274 | case lttng_ust_type_sequence: |
275 | if (lttng_ust_get_type_sequence(field->type)->elem_type->type != lttng_ust_type_integer) { | |
47e5f13e MD |
276 | ERR("Sequence nesting only supports integer types."); |
277 | return -EINVAL; | |
278 | } | |
a084756d | 279 | if (lttng_ust_get_type_sequence(field->type)->encoding == lttng_ust_string_encoding_none) { |
47e5f13e MD |
280 | ERR("Only string sequences are supported for contexts."); |
281 | return -EINVAL; | |
282 | } | |
283 | ptr->object_type = OBJECT_TYPE_STRING; | |
4e48b5d2 | 284 | ctx_field->get_value(ctx_field->priv, &v); |
47e5f13e MD |
285 | ptr->ptr = v.u.str; |
286 | break; | |
a084756d | 287 | case lttng_ust_type_string: |
47e5f13e | 288 | ptr->object_type = OBJECT_TYPE_STRING; |
4e48b5d2 | 289 | ctx_field->get_value(ctx_field->priv, &v); |
47e5f13e MD |
290 | ptr->ptr = v.u.str; |
291 | break; | |
a084756d | 292 | case lttng_ust_type_float: |
47e5f13e | 293 | ptr->object_type = OBJECT_TYPE_DOUBLE; |
4e48b5d2 | 294 | ctx_field->get_value(ctx_field->priv, &v); |
47e5f13e MD |
295 | ptr->u.d = v.u.d; |
296 | ptr->ptr = &ptr->u.d; | |
297 | break; | |
a084756d | 298 | case lttng_ust_type_dynamic: |
4e48b5d2 | 299 | ctx_field->get_value(ctx_field->priv, &v); |
47e5f13e MD |
300 | switch (v.sel) { |
301 | case LTTNG_UST_DYNAMIC_TYPE_NONE: | |
302 | return -EINVAL; | |
86133caf FD |
303 | case LTTNG_UST_DYNAMIC_TYPE_U8: |
304 | case LTTNG_UST_DYNAMIC_TYPE_U16: | |
305 | case LTTNG_UST_DYNAMIC_TYPE_U32: | |
306 | case LTTNG_UST_DYNAMIC_TYPE_U64: | |
307 | ptr->object_type = OBJECT_TYPE_U64; | |
308 | ptr->u.u64 = v.u.u64; | |
309 | ptr->ptr = &ptr->u.u64; | |
310 | dbg_printf("context get index dynamic u64 %" PRIi64 "\n", ptr->u.u64); | |
311 | break; | |
312 | case LTTNG_UST_DYNAMIC_TYPE_S8: | |
313 | case LTTNG_UST_DYNAMIC_TYPE_S16: | |
314 | case LTTNG_UST_DYNAMIC_TYPE_S32: | |
47e5f13e MD |
315 | case LTTNG_UST_DYNAMIC_TYPE_S64: |
316 | ptr->object_type = OBJECT_TYPE_S64; | |
317 | ptr->u.s64 = v.u.s64; | |
318 | ptr->ptr = &ptr->u.s64; | |
319 | dbg_printf("context get index dynamic s64 %" PRIi64 "\n", ptr->u.s64); | |
320 | break; | |
86133caf | 321 | case LTTNG_UST_DYNAMIC_TYPE_FLOAT: |
47e5f13e MD |
322 | case LTTNG_UST_DYNAMIC_TYPE_DOUBLE: |
323 | ptr->object_type = OBJECT_TYPE_DOUBLE; | |
324 | ptr->u.d = v.u.d; | |
325 | ptr->ptr = &ptr->u.d; | |
326 | dbg_printf("context get index dynamic double %g\n", ptr->u.d); | |
327 | break; | |
328 | case LTTNG_UST_DYNAMIC_TYPE_STRING: | |
329 | ptr->object_type = OBJECT_TYPE_STRING; | |
330 | ptr->ptr = v.u.str; | |
331 | dbg_printf("context get index dynamic string %s\n", (const char *) ptr->ptr); | |
332 | break; | |
333 | default: | |
04aa13f8 | 334 | dbg_printf("Interpreter warning: unknown dynamic type (%d).\n", (int) v.sel); |
47e5f13e MD |
335 | return -EINVAL; |
336 | } | |
337 | break; | |
47e5f13e | 338 | default: |
a084756d | 339 | ERR("Unknown type: %d", (int) field->type->type); |
47e5f13e MD |
340 | return -EINVAL; |
341 | } | |
342 | return 0; | |
343 | } | |
344 | ||
daacdbfc | 345 | static int dynamic_get_index(struct lttng_ust_ctx *ctx, |
47e5f13e MD |
346 | struct bytecode_runtime *runtime, |
347 | uint64_t index, struct estack_entry *stack_top) | |
348 | { | |
349 | int ret; | |
04aa13f8 | 350 | const struct bytecode_get_index_data *gid; |
47e5f13e | 351 | |
04aa13f8 | 352 | gid = (const struct bytecode_get_index_data *) &runtime->data[index]; |
47e5f13e MD |
353 | switch (stack_top->u.ptr.type) { |
354 | case LOAD_OBJECT: | |
355 | switch (stack_top->u.ptr.object_type) { | |
356 | case OBJECT_TYPE_ARRAY: | |
357 | { | |
358 | const char *ptr; | |
359 | ||
360 | assert(gid->offset < gid->array_len); | |
361 | /* Skip count (unsigned long) */ | |
362 | ptr = *(const char **) (stack_top->u.ptr.ptr + sizeof(unsigned long)); | |
363 | ptr = ptr + gid->offset; | |
364 | stack_top->u.ptr.ptr = ptr; | |
365 | stack_top->u.ptr.object_type = gid->elem.type; | |
366 | stack_top->u.ptr.rev_bo = gid->elem.rev_bo; | |
a084756d | 367 | assert(stack_top->u.ptr.field->type->type == lttng_ust_type_array); |
47e5f13e MD |
368 | stack_top->u.ptr.field = NULL; |
369 | break; | |
370 | } | |
371 | case OBJECT_TYPE_SEQUENCE: | |
372 | { | |
373 | const char *ptr; | |
374 | size_t ptr_seq_len; | |
375 | ||
376 | ptr = *(const char **) (stack_top->u.ptr.ptr + sizeof(unsigned long)); | |
377 | ptr_seq_len = *(unsigned long *) stack_top->u.ptr.ptr; | |
378 | if (gid->offset >= gid->elem.len * ptr_seq_len) { | |
379 | ret = -EINVAL; | |
380 | goto end; | |
381 | } | |
382 | ptr = ptr + gid->offset; | |
383 | stack_top->u.ptr.ptr = ptr; | |
384 | stack_top->u.ptr.object_type = gid->elem.type; | |
385 | stack_top->u.ptr.rev_bo = gid->elem.rev_bo; | |
a084756d | 386 | assert(stack_top->u.ptr.field->type->type == lttng_ust_type_sequence); |
47e5f13e MD |
387 | stack_top->u.ptr.field = NULL; |
388 | break; | |
389 | } | |
390 | case OBJECT_TYPE_STRUCT: | |
391 | ERR("Nested structures are not supported yet."); | |
392 | ret = -EINVAL; | |
393 | goto end; | |
394 | case OBJECT_TYPE_VARIANT: | |
395 | default: | |
396 | ERR("Unexpected get index type %d", | |
397 | (int) stack_top->u.ptr.object_type); | |
398 | ret = -EINVAL; | |
399 | goto end; | |
400 | } | |
401 | break; | |
402 | case LOAD_ROOT_CONTEXT: | |
403 | case LOAD_ROOT_APP_CONTEXT: /* Fall-through */ | |
404 | { | |
47e5f13e MD |
405 | ret = context_get_index(ctx, |
406 | &stack_top->u.ptr, | |
407 | gid->ctx_index); | |
408 | if (ret) { | |
409 | goto end; | |
410 | } | |
411 | break; | |
412 | } | |
413 | case LOAD_ROOT_PAYLOAD: | |
414 | stack_top->u.ptr.ptr += gid->offset; | |
415 | if (gid->elem.type == OBJECT_TYPE_STRING) | |
416 | stack_top->u.ptr.ptr = *(const char * const *) stack_top->u.ptr.ptr; | |
417 | stack_top->u.ptr.object_type = gid->elem.type; | |
418 | stack_top->u.ptr.type = LOAD_OBJECT; | |
f3503ba9 | 419 | stack_top->u.ptr.field = gid->field; |
6bbd9df3 | 420 | stack_top->u.ptr.rev_bo = gid->elem.rev_bo; |
47e5f13e MD |
421 | break; |
422 | } | |
d312cd35 FD |
423 | |
424 | stack_top->type = REG_PTR; | |
425 | ||
47e5f13e MD |
426 | return 0; |
427 | ||
428 | end: | |
429 | return ret; | |
430 | } | |
431 | ||
432 | static int dynamic_load_field(struct estack_entry *stack_top) | |
433 | { | |
434 | int ret; | |
435 | ||
436 | switch (stack_top->u.ptr.type) { | |
437 | case LOAD_OBJECT: | |
438 | break; | |
439 | case LOAD_ROOT_CONTEXT: | |
440 | case LOAD_ROOT_APP_CONTEXT: | |
441 | case LOAD_ROOT_PAYLOAD: | |
442 | default: | |
04aa13f8 | 443 | dbg_printf("Interpreter warning: cannot load root, missing field name.\n"); |
47e5f13e MD |
444 | ret = -EINVAL; |
445 | goto end; | |
446 | } | |
447 | switch (stack_top->u.ptr.object_type) { | |
448 | case OBJECT_TYPE_S8: | |
449 | dbg_printf("op load field s8\n"); | |
450 | stack_top->u.v = *(int8_t *) stack_top->u.ptr.ptr; | |
451 | stack_top->type = REG_S64; | |
452 | break; | |
453 | case OBJECT_TYPE_S16: | |
454 | { | |
455 | int16_t tmp; | |
456 | ||
457 | dbg_printf("op load field s16\n"); | |
458 | tmp = *(int16_t *) stack_top->u.ptr.ptr; | |
459 | if (stack_top->u.ptr.rev_bo) | |
baa8acf3 | 460 | tmp = lttng_ust_bswap_16(tmp); |
47e5f13e MD |
461 | stack_top->u.v = tmp; |
462 | stack_top->type = REG_S64; | |
463 | break; | |
464 | } | |
465 | case OBJECT_TYPE_S32: | |
466 | { | |
467 | int32_t tmp; | |
468 | ||
469 | dbg_printf("op load field s32\n"); | |
470 | tmp = *(int32_t *) stack_top->u.ptr.ptr; | |
471 | if (stack_top->u.ptr.rev_bo) | |
baa8acf3 | 472 | tmp = lttng_ust_bswap_32(tmp); |
47e5f13e MD |
473 | stack_top->u.v = tmp; |
474 | stack_top->type = REG_S64; | |
475 | break; | |
476 | } | |
477 | case OBJECT_TYPE_S64: | |
478 | { | |
479 | int64_t tmp; | |
480 | ||
481 | dbg_printf("op load field s64\n"); | |
482 | tmp = *(int64_t *) stack_top->u.ptr.ptr; | |
483 | if (stack_top->u.ptr.rev_bo) | |
baa8acf3 | 484 | tmp = lttng_ust_bswap_64(tmp); |
47e5f13e MD |
485 | stack_top->u.v = tmp; |
486 | stack_top->type = REG_S64; | |
487 | break; | |
488 | } | |
70f9f7f9 FD |
489 | case OBJECT_TYPE_SIGNED_ENUM: |
490 | { | |
491 | int64_t tmp; | |
492 | ||
493 | dbg_printf("op load field signed enumeration\n"); | |
494 | tmp = *(int64_t *) stack_top->u.ptr.ptr; | |
495 | if (stack_top->u.ptr.rev_bo) | |
baa8acf3 | 496 | tmp = lttng_ust_bswap_64(tmp); |
70f9f7f9 FD |
497 | stack_top->u.v = tmp; |
498 | stack_top->type = REG_S64; | |
499 | break; | |
500 | } | |
47e5f13e MD |
501 | case OBJECT_TYPE_U8: |
502 | dbg_printf("op load field u8\n"); | |
503 | stack_top->u.v = *(uint8_t *) stack_top->u.ptr.ptr; | |
d97f9b78 | 504 | stack_top->type = REG_U64; |
47e5f13e MD |
505 | break; |
506 | case OBJECT_TYPE_U16: | |
507 | { | |
508 | uint16_t tmp; | |
509 | ||
055d27d7 | 510 | dbg_printf("op load field u16\n"); |
47e5f13e MD |
511 | tmp = *(uint16_t *) stack_top->u.ptr.ptr; |
512 | if (stack_top->u.ptr.rev_bo) | |
baa8acf3 | 513 | tmp = lttng_ust_bswap_16(tmp); |
47e5f13e | 514 | stack_top->u.v = tmp; |
d97f9b78 | 515 | stack_top->type = REG_U64; |
47e5f13e MD |
516 | break; |
517 | } | |
518 | case OBJECT_TYPE_U32: | |
519 | { | |
520 | uint32_t tmp; | |
521 | ||
522 | dbg_printf("op load field u32\n"); | |
523 | tmp = *(uint32_t *) stack_top->u.ptr.ptr; | |
524 | if (stack_top->u.ptr.rev_bo) | |
baa8acf3 | 525 | tmp = lttng_ust_bswap_32(tmp); |
47e5f13e | 526 | stack_top->u.v = tmp; |
d97f9b78 | 527 | stack_top->type = REG_U64; |
47e5f13e MD |
528 | break; |
529 | } | |
530 | case OBJECT_TYPE_U64: | |
531 | { | |
532 | uint64_t tmp; | |
533 | ||
534 | dbg_printf("op load field u64\n"); | |
535 | tmp = *(uint64_t *) stack_top->u.ptr.ptr; | |
536 | if (stack_top->u.ptr.rev_bo) | |
baa8acf3 | 537 | tmp = lttng_ust_bswap_64(tmp); |
47e5f13e | 538 | stack_top->u.v = tmp; |
d97f9b78 | 539 | stack_top->type = REG_U64; |
47e5f13e MD |
540 | break; |
541 | } | |
70f9f7f9 FD |
542 | case OBJECT_TYPE_UNSIGNED_ENUM: |
543 | { | |
544 | uint64_t tmp; | |
545 | ||
546 | dbg_printf("op load field unsigned enumeration\n"); | |
547 | tmp = *(uint64_t *) stack_top->u.ptr.ptr; | |
548 | if (stack_top->u.ptr.rev_bo) | |
baa8acf3 | 549 | tmp = lttng_ust_bswap_64(tmp); |
70f9f7f9 FD |
550 | stack_top->u.v = tmp; |
551 | stack_top->type = REG_U64; | |
552 | break; | |
553 | } | |
47e5f13e MD |
554 | case OBJECT_TYPE_DOUBLE: |
555 | memcpy(&stack_top->u.d, | |
556 | stack_top->u.ptr.ptr, | |
557 | sizeof(struct literal_double)); | |
558 | stack_top->type = REG_DOUBLE; | |
559 | break; | |
560 | case OBJECT_TYPE_STRING: | |
561 | { | |
562 | const char *str; | |
563 | ||
564 | dbg_printf("op load field string\n"); | |
565 | str = (const char *) stack_top->u.ptr.ptr; | |
566 | stack_top->u.s.str = str; | |
567 | if (unlikely(!stack_top->u.s.str)) { | |
04aa13f8 | 568 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
47e5f13e MD |
569 | ret = -EINVAL; |
570 | goto end; | |
571 | } | |
572 | stack_top->u.s.seq_len = SIZE_MAX; | |
573 | stack_top->u.s.literal_type = | |
574 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
575 | stack_top->type = REG_STRING; | |
576 | break; | |
577 | } | |
578 | case OBJECT_TYPE_STRING_SEQUENCE: | |
579 | { | |
580 | const char *ptr; | |
581 | ||
582 | dbg_printf("op load field string sequence\n"); | |
583 | ptr = stack_top->u.ptr.ptr; | |
584 | stack_top->u.s.seq_len = *(unsigned long *) ptr; | |
585 | stack_top->u.s.str = *(const char **) (ptr + sizeof(unsigned long)); | |
586 | stack_top->type = REG_STRING; | |
587 | if (unlikely(!stack_top->u.s.str)) { | |
04aa13f8 | 588 | dbg_printf("Interpreter warning: loading a NULL sequence.\n"); |
47e5f13e MD |
589 | ret = -EINVAL; |
590 | goto end; | |
591 | } | |
592 | stack_top->u.s.literal_type = | |
593 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
594 | break; | |
595 | } | |
596 | case OBJECT_TYPE_DYNAMIC: | |
597 | /* | |
598 | * Dynamic types in context are looked up | |
599 | * by context get index. | |
600 | */ | |
601 | ret = -EINVAL; | |
602 | goto end; | |
603 | case OBJECT_TYPE_SEQUENCE: | |
604 | case OBJECT_TYPE_ARRAY: | |
605 | case OBJECT_TYPE_STRUCT: | |
606 | case OBJECT_TYPE_VARIANT: | |
607 | ERR("Sequences, arrays, struct and variant cannot be loaded (nested types)."); | |
608 | ret = -EINVAL; | |
609 | goto end; | |
610 | } | |
611 | return 0; | |
612 | ||
613 | end: | |
614 | return ret; | |
615 | } | |
616 | ||
f3503ba9 FD |
617 | static |
618 | int lttng_bytecode_interpret_format_output(struct estack_entry *ax, | |
619 | struct lttng_interpreter_output *output) | |
620 | { | |
621 | int ret; | |
622 | ||
623 | again: | |
624 | switch (ax->type) { | |
625 | case REG_S64: | |
626 | output->type = LTTNG_INTERPRETER_TYPE_S64; | |
627 | output->u.s = ax->u.v; | |
628 | break; | |
629 | case REG_U64: | |
630 | output->type = LTTNG_INTERPRETER_TYPE_U64; | |
631 | output->u.u = (uint64_t) ax->u.v; | |
632 | break; | |
633 | case REG_DOUBLE: | |
634 | output->type = LTTNG_INTERPRETER_TYPE_DOUBLE; | |
635 | output->u.d = ax->u.d; | |
636 | break; | |
637 | case REG_STRING: | |
638 | output->type = LTTNG_INTERPRETER_TYPE_STRING; | |
639 | output->u.str.str = ax->u.s.str; | |
640 | output->u.str.len = ax->u.s.seq_len; | |
641 | break; | |
642 | case REG_PTR: | |
643 | switch (ax->u.ptr.object_type) { | |
644 | case OBJECT_TYPE_S8: | |
645 | case OBJECT_TYPE_S16: | |
646 | case OBJECT_TYPE_S32: | |
647 | case OBJECT_TYPE_S64: | |
648 | case OBJECT_TYPE_U8: | |
649 | case OBJECT_TYPE_U16: | |
650 | case OBJECT_TYPE_U32: | |
651 | case OBJECT_TYPE_U64: | |
652 | case OBJECT_TYPE_DOUBLE: | |
653 | case OBJECT_TYPE_STRING: | |
654 | case OBJECT_TYPE_STRING_SEQUENCE: | |
655 | ret = dynamic_load_field(ax); | |
656 | if (ret) | |
657 | return ret; | |
658 | /* Retry after loading ptr into stack top. */ | |
659 | goto again; | |
660 | case OBJECT_TYPE_SEQUENCE: | |
661 | output->type = LTTNG_INTERPRETER_TYPE_SEQUENCE; | |
662 | output->u.sequence.ptr = *(const char **) (ax->u.ptr.ptr + sizeof(unsigned long)); | |
663 | output->u.sequence.nr_elem = *(unsigned long *) ax->u.ptr.ptr; | |
a084756d | 664 | output->u.sequence.nested_type = lttng_ust_get_type_sequence(ax->u.ptr.field->type)->elem_type; |
f3503ba9 FD |
665 | break; |
666 | case OBJECT_TYPE_ARRAY: | |
667 | /* Skip count (unsigned long) */ | |
668 | output->type = LTTNG_INTERPRETER_TYPE_SEQUENCE; | |
669 | output->u.sequence.ptr = *(const char **) (ax->u.ptr.ptr + sizeof(unsigned long)); | |
a084756d MD |
670 | output->u.sequence.nr_elem = lttng_ust_get_type_array(ax->u.ptr.field->type)->length; |
671 | output->u.sequence.nested_type = lttng_ust_get_type_array(ax->u.ptr.field->type)->elem_type; | |
f3503ba9 | 672 | break; |
70f9f7f9 FD |
673 | case OBJECT_TYPE_SIGNED_ENUM: |
674 | ret = dynamic_load_field(ax); | |
675 | if (ret) | |
676 | return ret; | |
677 | output->type = LTTNG_INTERPRETER_TYPE_SIGNED_ENUM; | |
678 | output->u.s = ax->u.v; | |
679 | break; | |
680 | case OBJECT_TYPE_UNSIGNED_ENUM: | |
681 | ret = dynamic_load_field(ax); | |
682 | if (ret) | |
683 | return ret; | |
684 | output->type = LTTNG_INTERPRETER_TYPE_UNSIGNED_ENUM; | |
685 | output->u.u = ax->u.v; | |
686 | break; | |
f3503ba9 FD |
687 | case OBJECT_TYPE_STRUCT: |
688 | case OBJECT_TYPE_VARIANT: | |
689 | default: | |
690 | return -EINVAL; | |
691 | } | |
692 | ||
693 | break; | |
694 | case REG_STAR_GLOB_STRING: | |
695 | case REG_UNKNOWN: | |
696 | default: | |
697 | return -EINVAL; | |
698 | } | |
699 | ||
22c30e27 | 700 | return 0; |
f3503ba9 FD |
701 | } |
702 | ||
8a92ed2a | 703 | /* |
da83d1e3 MD |
704 | * Return LTTNG_UST_BYTECODE_INTERPRETER_OK on success. |
705 | * Return LTTNG_UST_BYTECODE_INTERPRETER_ERROR on error. | |
706 | * | |
707 | * For FILTER bytecode: expect a struct lttng_ust_bytecode_filter_ctx * | |
708 | * as @ctx argument. | |
709 | * For CAPTURE bytecode: expect a struct lttng_interpreter_output * | |
710 | * as @ctx argument. | |
8a92ed2a | 711 | */ |
22c30e27 | 712 | int lttng_bytecode_interpret(struct lttng_ust_bytecode_runtime *ust_bytecode, |
f3503ba9 | 713 | const char *interpreter_stack_data, |
22c30e27 | 714 | void *caller_ctx) |
97b58163 | 715 | { |
22c30e27 | 716 | struct bytecode_runtime *bytecode = caa_container_of(ust_bytecode, struct bytecode_runtime, p); |
a2e4d05e | 717 | struct lttng_ust_ctx *ctx = lttng_ust_rcu_dereference(*ust_bytecode->pctx); |
97b58163 | 718 | void *pc, *next_pc, *start_pc; |
22c30e27 | 719 | int ret = -EINVAL, retval = 0; |
0305960f MD |
720 | struct estack _stack; |
721 | struct estack *stack = &_stack; | |
9b33aac4 | 722 | register int64_t ax = 0, bx = 0; |
53569322 | 723 | register enum entry_type ax_t = REG_UNKNOWN, bx_t = REG_UNKNOWN; |
04aa13f8 | 724 | register int top = INTERPRETER_STACK_EMPTY; |
97b58163 | 725 | #ifndef INTERPRETER_USE_SWITCH |
04aa13f8 FD |
726 | static void *dispatch[NR_BYTECODE_OPS] = { |
727 | [ BYTECODE_OP_UNKNOWN ] = &&LABEL_BYTECODE_OP_UNKNOWN, | |
97b58163 | 728 | |
04aa13f8 | 729 | [ BYTECODE_OP_RETURN ] = &&LABEL_BYTECODE_OP_RETURN, |
97b58163 MD |
730 | |
731 | /* binary */ | |
04aa13f8 FD |
732 | [ BYTECODE_OP_MUL ] = &&LABEL_BYTECODE_OP_MUL, |
733 | [ BYTECODE_OP_DIV ] = &&LABEL_BYTECODE_OP_DIV, | |
734 | [ BYTECODE_OP_MOD ] = &&LABEL_BYTECODE_OP_MOD, | |
735 | [ BYTECODE_OP_PLUS ] = &&LABEL_BYTECODE_OP_PLUS, | |
736 | [ BYTECODE_OP_MINUS ] = &&LABEL_BYTECODE_OP_MINUS, | |
737 | [ BYTECODE_OP_BIT_RSHIFT ] = &&LABEL_BYTECODE_OP_BIT_RSHIFT, | |
738 | [ BYTECODE_OP_BIT_LSHIFT ] = &&LABEL_BYTECODE_OP_BIT_LSHIFT, | |
739 | [ BYTECODE_OP_BIT_AND ] = &&LABEL_BYTECODE_OP_BIT_AND, | |
740 | [ BYTECODE_OP_BIT_OR ] = &&LABEL_BYTECODE_OP_BIT_OR, | |
741 | [ BYTECODE_OP_BIT_XOR ] = &&LABEL_BYTECODE_OP_BIT_XOR, | |
97b58163 MD |
742 | |
743 | /* binary comparators */ | |
04aa13f8 FD |
744 | [ BYTECODE_OP_EQ ] = &&LABEL_BYTECODE_OP_EQ, |
745 | [ BYTECODE_OP_NE ] = &&LABEL_BYTECODE_OP_NE, | |
746 | [ BYTECODE_OP_GT ] = &&LABEL_BYTECODE_OP_GT, | |
747 | [ BYTECODE_OP_LT ] = &&LABEL_BYTECODE_OP_LT, | |
748 | [ BYTECODE_OP_GE ] = &&LABEL_BYTECODE_OP_GE, | |
749 | [ BYTECODE_OP_LE ] = &&LABEL_BYTECODE_OP_LE, | |
97b58163 MD |
750 | |
751 | /* string binary comparator */ | |
04aa13f8 FD |
752 | [ BYTECODE_OP_EQ_STRING ] = &&LABEL_BYTECODE_OP_EQ_STRING, |
753 | [ BYTECODE_OP_NE_STRING ] = &&LABEL_BYTECODE_OP_NE_STRING, | |
754 | [ BYTECODE_OP_GT_STRING ] = &&LABEL_BYTECODE_OP_GT_STRING, | |
755 | [ BYTECODE_OP_LT_STRING ] = &&LABEL_BYTECODE_OP_LT_STRING, | |
756 | [ BYTECODE_OP_GE_STRING ] = &&LABEL_BYTECODE_OP_GE_STRING, | |
757 | [ BYTECODE_OP_LE_STRING ] = &&LABEL_BYTECODE_OP_LE_STRING, | |
97b58163 | 758 | |
3151a51d | 759 | /* globbing pattern binary comparator */ |
04aa13f8 FD |
760 | [ BYTECODE_OP_EQ_STAR_GLOB_STRING ] = &&LABEL_BYTECODE_OP_EQ_STAR_GLOB_STRING, |
761 | [ BYTECODE_OP_NE_STAR_GLOB_STRING ] = &&LABEL_BYTECODE_OP_NE_STAR_GLOB_STRING, | |
3151a51d | 762 | |
97b58163 | 763 | /* s64 binary comparator */ |
04aa13f8 FD |
764 | [ BYTECODE_OP_EQ_S64 ] = &&LABEL_BYTECODE_OP_EQ_S64, |
765 | [ BYTECODE_OP_NE_S64 ] = &&LABEL_BYTECODE_OP_NE_S64, | |
766 | [ BYTECODE_OP_GT_S64 ] = &&LABEL_BYTECODE_OP_GT_S64, | |
767 | [ BYTECODE_OP_LT_S64 ] = &&LABEL_BYTECODE_OP_LT_S64, | |
768 | [ BYTECODE_OP_GE_S64 ] = &&LABEL_BYTECODE_OP_GE_S64, | |
769 | [ BYTECODE_OP_LE_S64 ] = &&LABEL_BYTECODE_OP_LE_S64, | |
97b58163 MD |
770 | |
771 | /* double binary comparator */ | |
04aa13f8 FD |
772 | [ BYTECODE_OP_EQ_DOUBLE ] = &&LABEL_BYTECODE_OP_EQ_DOUBLE, |
773 | [ BYTECODE_OP_NE_DOUBLE ] = &&LABEL_BYTECODE_OP_NE_DOUBLE, | |
774 | [ BYTECODE_OP_GT_DOUBLE ] = &&LABEL_BYTECODE_OP_GT_DOUBLE, | |
775 | [ BYTECODE_OP_LT_DOUBLE ] = &&LABEL_BYTECODE_OP_LT_DOUBLE, | |
776 | [ BYTECODE_OP_GE_DOUBLE ] = &&LABEL_BYTECODE_OP_GE_DOUBLE, | |
777 | [ BYTECODE_OP_LE_DOUBLE ] = &&LABEL_BYTECODE_OP_LE_DOUBLE, | |
97b58163 | 778 | |
dbea82ec | 779 | /* Mixed S64-double binary comparators */ |
04aa13f8 FD |
780 | [ BYTECODE_OP_EQ_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_EQ_DOUBLE_S64, |
781 | [ BYTECODE_OP_NE_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_NE_DOUBLE_S64, | |
782 | [ BYTECODE_OP_GT_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_GT_DOUBLE_S64, | |
783 | [ BYTECODE_OP_LT_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_LT_DOUBLE_S64, | |
784 | [ BYTECODE_OP_GE_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_GE_DOUBLE_S64, | |
785 | [ BYTECODE_OP_LE_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_LE_DOUBLE_S64, | |
786 | ||
787 | [ BYTECODE_OP_EQ_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_EQ_S64_DOUBLE, | |
788 | [ BYTECODE_OP_NE_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_NE_S64_DOUBLE, | |
789 | [ BYTECODE_OP_GT_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_GT_S64_DOUBLE, | |
790 | [ BYTECODE_OP_LT_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_LT_S64_DOUBLE, | |
791 | [ BYTECODE_OP_GE_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_GE_S64_DOUBLE, | |
792 | [ BYTECODE_OP_LE_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_LE_S64_DOUBLE, | |
dbea82ec | 793 | |
97b58163 | 794 | /* unary */ |
04aa13f8 FD |
795 | [ BYTECODE_OP_UNARY_PLUS ] = &&LABEL_BYTECODE_OP_UNARY_PLUS, |
796 | [ BYTECODE_OP_UNARY_MINUS ] = &&LABEL_BYTECODE_OP_UNARY_MINUS, | |
797 | [ BYTECODE_OP_UNARY_NOT ] = &&LABEL_BYTECODE_OP_UNARY_NOT, | |
798 | [ BYTECODE_OP_UNARY_PLUS_S64 ] = &&LABEL_BYTECODE_OP_UNARY_PLUS_S64, | |
799 | [ BYTECODE_OP_UNARY_MINUS_S64 ] = &&LABEL_BYTECODE_OP_UNARY_MINUS_S64, | |
800 | [ BYTECODE_OP_UNARY_NOT_S64 ] = &&LABEL_BYTECODE_OP_UNARY_NOT_S64, | |
801 | [ BYTECODE_OP_UNARY_PLUS_DOUBLE ] = &&LABEL_BYTECODE_OP_UNARY_PLUS_DOUBLE, | |
802 | [ BYTECODE_OP_UNARY_MINUS_DOUBLE ] = &&LABEL_BYTECODE_OP_UNARY_MINUS_DOUBLE, | |
803 | [ BYTECODE_OP_UNARY_NOT_DOUBLE ] = &&LABEL_BYTECODE_OP_UNARY_NOT_DOUBLE, | |
97b58163 MD |
804 | |
805 | /* logical */ | |
04aa13f8 FD |
806 | [ BYTECODE_OP_AND ] = &&LABEL_BYTECODE_OP_AND, |
807 | [ BYTECODE_OP_OR ] = &&LABEL_BYTECODE_OP_OR, | |
97b58163 | 808 | |
77aa5901 | 809 | /* load field ref */ |
04aa13f8 FD |
810 | [ BYTECODE_OP_LOAD_FIELD_REF ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF, |
811 | [ BYTECODE_OP_LOAD_FIELD_REF_STRING ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_STRING, | |
812 | [ BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE, | |
813 | [ BYTECODE_OP_LOAD_FIELD_REF_S64 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_S64, | |
814 | [ BYTECODE_OP_LOAD_FIELD_REF_DOUBLE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_DOUBLE, | |
97b58163 | 815 | |
77aa5901 | 816 | /* load from immediate operand */ |
04aa13f8 FD |
817 | [ BYTECODE_OP_LOAD_STRING ] = &&LABEL_BYTECODE_OP_LOAD_STRING, |
818 | [ BYTECODE_OP_LOAD_STAR_GLOB_STRING ] = &&LABEL_BYTECODE_OP_LOAD_STAR_GLOB_STRING, | |
819 | [ BYTECODE_OP_LOAD_S64 ] = &&LABEL_BYTECODE_OP_LOAD_S64, | |
820 | [ BYTECODE_OP_LOAD_DOUBLE ] = &&LABEL_BYTECODE_OP_LOAD_DOUBLE, | |
97b58163 MD |
821 | |
822 | /* cast */ | |
04aa13f8 FD |
823 | [ BYTECODE_OP_CAST_TO_S64 ] = &&LABEL_BYTECODE_OP_CAST_TO_S64, |
824 | [ BYTECODE_OP_CAST_DOUBLE_TO_S64 ] = &&LABEL_BYTECODE_OP_CAST_DOUBLE_TO_S64, | |
825 | [ BYTECODE_OP_CAST_NOP ] = &&LABEL_BYTECODE_OP_CAST_NOP, | |
77aa5901 MD |
826 | |
827 | /* get context ref */ | |
04aa13f8 FD |
828 | [ BYTECODE_OP_GET_CONTEXT_REF ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF, |
829 | [ BYTECODE_OP_GET_CONTEXT_REF_STRING ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF_STRING, | |
830 | [ BYTECODE_OP_GET_CONTEXT_REF_S64 ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF_S64, | |
831 | [ BYTECODE_OP_GET_CONTEXT_REF_DOUBLE ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF_DOUBLE, | |
47e5f13e MD |
832 | |
833 | /* Instructions for recursive traversal through composed types. */ | |
04aa13f8 FD |
834 | [ BYTECODE_OP_GET_CONTEXT_ROOT ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_ROOT, |
835 | [ BYTECODE_OP_GET_APP_CONTEXT_ROOT ] = &&LABEL_BYTECODE_OP_GET_APP_CONTEXT_ROOT, | |
836 | [ BYTECODE_OP_GET_PAYLOAD_ROOT ] = &&LABEL_BYTECODE_OP_GET_PAYLOAD_ROOT, | |
837 | ||
838 | [ BYTECODE_OP_GET_SYMBOL ] = &&LABEL_BYTECODE_OP_GET_SYMBOL, | |
839 | [ BYTECODE_OP_GET_SYMBOL_FIELD ] = &&LABEL_BYTECODE_OP_GET_SYMBOL_FIELD, | |
840 | [ BYTECODE_OP_GET_INDEX_U16 ] = &&LABEL_BYTECODE_OP_GET_INDEX_U16, | |
841 | [ BYTECODE_OP_GET_INDEX_U64 ] = &&LABEL_BYTECODE_OP_GET_INDEX_U64, | |
842 | ||
843 | [ BYTECODE_OP_LOAD_FIELD ] = &&LABEL_BYTECODE_OP_LOAD_FIELD, | |
844 | [ BYTECODE_OP_LOAD_FIELD_S8 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S8, | |
845 | [ BYTECODE_OP_LOAD_FIELD_S16 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S16, | |
846 | [ BYTECODE_OP_LOAD_FIELD_S32 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S32, | |
847 | [ BYTECODE_OP_LOAD_FIELD_S64 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S64, | |
848 | [ BYTECODE_OP_LOAD_FIELD_U8 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U8, | |
849 | [ BYTECODE_OP_LOAD_FIELD_U16 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U16, | |
850 | [ BYTECODE_OP_LOAD_FIELD_U32 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U32, | |
851 | [ BYTECODE_OP_LOAD_FIELD_U64 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U64, | |
852 | [ BYTECODE_OP_LOAD_FIELD_STRING ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_STRING, | |
853 | [ BYTECODE_OP_LOAD_FIELD_SEQUENCE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_SEQUENCE, | |
854 | [ BYTECODE_OP_LOAD_FIELD_DOUBLE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_DOUBLE, | |
855 | ||
856 | [ BYTECODE_OP_UNARY_BIT_NOT ] = &&LABEL_BYTECODE_OP_UNARY_BIT_NOT, | |
857 | ||
858 | [ BYTECODE_OP_RETURN_S64 ] = &&LABEL_BYTECODE_OP_RETURN_S64, | |
97b58163 MD |
859 | }; |
860 | #endif /* #ifndef INTERPRETER_USE_SWITCH */ | |
861 | ||
862 | START_OP | |
863 | ||
04aa13f8 FD |
864 | OP(BYTECODE_OP_UNKNOWN): |
865 | OP(BYTECODE_OP_LOAD_FIELD_REF): | |
97b58163 MD |
866 | #ifdef INTERPRETER_USE_SWITCH |
867 | default: | |
868 | #endif /* INTERPRETER_USE_SWITCH */ | |
47e5f13e | 869 | ERR("unknown bytecode op %u", |
04aa13f8 | 870 | (unsigned int) *(bytecode_opcode_t *) pc); |
97b58163 MD |
871 | ret = -EINVAL; |
872 | goto end; | |
873 | ||
04aa13f8 | 874 | OP(BYTECODE_OP_RETURN): |
22c30e27 | 875 | /* LTTNG_UST_BYTECODE_INTERPRETER_ERROR or LTTNG_UST_BYTECODE_INTERPRETER_OK */ |
47e5f13e MD |
876 | /* Handle dynamic typing. */ |
877 | switch (estack_ax_t) { | |
878 | case REG_S64: | |
d97f9b78 | 879 | case REG_U64: |
47e5f13e MD |
880 | retval = !!estack_ax_v; |
881 | break; | |
882 | case REG_DOUBLE: | |
883 | case REG_STRING: | |
f3503ba9 | 884 | case REG_PTR: |
a2e4d05e | 885 | if (ust_bytecode->type != LTTNG_UST_BYTECODE_TYPE_CAPTURE) { |
f3503ba9 FD |
886 | ret = -EINVAL; |
887 | goto end; | |
888 | } | |
889 | retval = 0; | |
890 | break; | |
47e5f13e | 891 | case REG_STAR_GLOB_STRING: |
f3503ba9 | 892 | case REG_UNKNOWN: |
47e5f13e MD |
893 | default: |
894 | ret = -EINVAL; | |
895 | goto end; | |
896 | } | |
97b58163 MD |
897 | ret = 0; |
898 | goto end; | |
899 | ||
04aa13f8 | 900 | OP(BYTECODE_OP_RETURN_S64): |
22c30e27 | 901 | /* LTTNG_UST_BYTECODE_INTERPRETER_ERROR or LTTNG_UST_BYTECODE_INTERPRETER_OK */ |
93c591bb MD |
902 | retval = !!estack_ax_v; |
903 | ret = 0; | |
904 | goto end; | |
905 | ||
97b58163 | 906 | /* binary */ |
04aa13f8 FD |
907 | OP(BYTECODE_OP_MUL): |
908 | OP(BYTECODE_OP_DIV): | |
909 | OP(BYTECODE_OP_MOD): | |
910 | OP(BYTECODE_OP_PLUS): | |
911 | OP(BYTECODE_OP_MINUS): | |
47e5f13e | 912 | ERR("unsupported bytecode op %u", |
04aa13f8 | 913 | (unsigned int) *(bytecode_opcode_t *) pc); |
97b58163 MD |
914 | ret = -EINVAL; |
915 | goto end; | |
916 | ||
04aa13f8 | 917 | OP(BYTECODE_OP_EQ): |
53569322 MD |
918 | { |
919 | /* Dynamic typing. */ | |
920 | switch (estack_ax_t) { | |
d97f9b78 MD |
921 | case REG_S64: /* Fall-through */ |
922 | case REG_U64: | |
53569322 | 923 | switch (estack_bx_t) { |
d97f9b78 MD |
924 | case REG_S64: /* Fall-through */ |
925 | case REG_U64: | |
04aa13f8 | 926 | JUMP_TO(BYTECODE_OP_EQ_S64); |
53569322 | 927 | case REG_DOUBLE: |
04aa13f8 | 928 | JUMP_TO(BYTECODE_OP_EQ_DOUBLE_S64); |
3151a51d PP |
929 | case REG_STRING: /* Fall-through */ |
930 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
931 | ret = -EINVAL; |
932 | goto end; | |
933 | default: | |
04aa13f8 | 934 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
935 | (int) estack_bx_t); |
936 | ret = -EINVAL; | |
937 | goto end; | |
938 | } | |
939 | break; | |
940 | case REG_DOUBLE: | |
941 | switch (estack_bx_t) { | |
d97f9b78 MD |
942 | case REG_S64: /* Fall-through */ |
943 | case REG_U64: | |
04aa13f8 | 944 | JUMP_TO(BYTECODE_OP_EQ_S64_DOUBLE); |
53569322 | 945 | case REG_DOUBLE: |
04aa13f8 | 946 | JUMP_TO(BYTECODE_OP_EQ_DOUBLE); |
3151a51d PP |
947 | case REG_STRING: /* Fall-through */ |
948 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
949 | ret = -EINVAL; |
950 | goto end; | |
951 | default: | |
04aa13f8 | 952 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
953 | (int) estack_bx_t); |
954 | ret = -EINVAL; | |
955 | goto end; | |
956 | } | |
957 | break; | |
958 | case REG_STRING: | |
959 | switch (estack_bx_t) { | |
960 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 961 | case REG_U64: /* Fall-through */ |
53569322 MD |
962 | case REG_DOUBLE: |
963 | ret = -EINVAL; | |
964 | goto end; | |
965 | case REG_STRING: | |
04aa13f8 | 966 | JUMP_TO(BYTECODE_OP_EQ_STRING); |
3151a51d | 967 | case REG_STAR_GLOB_STRING: |
04aa13f8 | 968 | JUMP_TO(BYTECODE_OP_EQ_STAR_GLOB_STRING); |
3151a51d | 969 | default: |
04aa13f8 | 970 | ERR("Unknown interpreter register type (%d)", |
3151a51d PP |
971 | (int) estack_bx_t); |
972 | ret = -EINVAL; | |
973 | goto end; | |
974 | } | |
975 | break; | |
976 | case REG_STAR_GLOB_STRING: | |
977 | switch (estack_bx_t) { | |
978 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 979 | case REG_U64: /* Fall-through */ |
3151a51d PP |
980 | case REG_DOUBLE: |
981 | ret = -EINVAL; | |
982 | goto end; | |
983 | case REG_STRING: | |
04aa13f8 | 984 | JUMP_TO(BYTECODE_OP_EQ_STAR_GLOB_STRING); |
3151a51d PP |
985 | case REG_STAR_GLOB_STRING: |
986 | ret = -EINVAL; | |
987 | goto end; | |
53569322 | 988 | default: |
04aa13f8 | 989 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
990 | (int) estack_bx_t); |
991 | ret = -EINVAL; | |
992 | goto end; | |
993 | } | |
994 | break; | |
995 | default: | |
04aa13f8 | 996 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
997 | (int) estack_ax_t); |
998 | ret = -EINVAL; | |
999 | goto end; | |
1000 | } | |
1001 | } | |
04aa13f8 | 1002 | OP(BYTECODE_OP_NE): |
53569322 MD |
1003 | { |
1004 | /* Dynamic typing. */ | |
1005 | switch (estack_ax_t) { | |
d97f9b78 MD |
1006 | case REG_S64: /* Fall-through */ |
1007 | case REG_U64: | |
53569322 | 1008 | switch (estack_bx_t) { |
d97f9b78 MD |
1009 | case REG_S64: /* Fall-through */ |
1010 | case REG_U64: | |
04aa13f8 | 1011 | JUMP_TO(BYTECODE_OP_NE_S64); |
53569322 | 1012 | case REG_DOUBLE: |
04aa13f8 | 1013 | JUMP_TO(BYTECODE_OP_NE_DOUBLE_S64); |
3151a51d PP |
1014 | case REG_STRING: /* Fall-through */ |
1015 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1016 | ret = -EINVAL; |
1017 | goto end; | |
1018 | default: | |
04aa13f8 | 1019 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1020 | (int) estack_bx_t); |
1021 | ret = -EINVAL; | |
1022 | goto end; | |
1023 | } | |
1024 | break; | |
1025 | case REG_DOUBLE: | |
1026 | switch (estack_bx_t) { | |
d97f9b78 MD |
1027 | case REG_S64: /* Fall-through */ |
1028 | case REG_U64: | |
04aa13f8 | 1029 | JUMP_TO(BYTECODE_OP_NE_S64_DOUBLE); |
53569322 | 1030 | case REG_DOUBLE: |
04aa13f8 | 1031 | JUMP_TO(BYTECODE_OP_NE_DOUBLE); |
3151a51d PP |
1032 | case REG_STRING: /* Fall-through */ |
1033 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1034 | ret = -EINVAL; |
1035 | goto end; | |
1036 | default: | |
04aa13f8 | 1037 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1038 | (int) estack_bx_t); |
1039 | ret = -EINVAL; | |
1040 | goto end; | |
1041 | } | |
1042 | break; | |
1043 | case REG_STRING: | |
1044 | switch (estack_bx_t) { | |
1045 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1046 | case REG_U64: |
53569322 MD |
1047 | case REG_DOUBLE: |
1048 | ret = -EINVAL; | |
1049 | goto end; | |
1050 | case REG_STRING: | |
04aa13f8 | 1051 | JUMP_TO(BYTECODE_OP_NE_STRING); |
3151a51d | 1052 | case REG_STAR_GLOB_STRING: |
04aa13f8 | 1053 | JUMP_TO(BYTECODE_OP_NE_STAR_GLOB_STRING); |
3151a51d | 1054 | default: |
04aa13f8 | 1055 | ERR("Unknown interpreter register type (%d)", |
3151a51d PP |
1056 | (int) estack_bx_t); |
1057 | ret = -EINVAL; | |
1058 | goto end; | |
1059 | } | |
1060 | break; | |
1061 | case REG_STAR_GLOB_STRING: | |
1062 | switch (estack_bx_t) { | |
1063 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1064 | case REG_U64: |
3151a51d PP |
1065 | case REG_DOUBLE: |
1066 | ret = -EINVAL; | |
1067 | goto end; | |
1068 | case REG_STRING: | |
04aa13f8 | 1069 | JUMP_TO(BYTECODE_OP_NE_STAR_GLOB_STRING); |
3151a51d PP |
1070 | case REG_STAR_GLOB_STRING: |
1071 | ret = -EINVAL; | |
1072 | goto end; | |
53569322 | 1073 | default: |
04aa13f8 | 1074 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1075 | (int) estack_bx_t); |
1076 | ret = -EINVAL; | |
1077 | goto end; | |
1078 | } | |
1079 | break; | |
1080 | default: | |
04aa13f8 | 1081 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1082 | (int) estack_ax_t); |
1083 | ret = -EINVAL; | |
1084 | goto end; | |
1085 | } | |
1086 | } | |
04aa13f8 | 1087 | OP(BYTECODE_OP_GT): |
53569322 MD |
1088 | { |
1089 | /* Dynamic typing. */ | |
1090 | switch (estack_ax_t) { | |
d97f9b78 MD |
1091 | case REG_S64: /* Fall-through */ |
1092 | case REG_U64: | |
53569322 | 1093 | switch (estack_bx_t) { |
d97f9b78 MD |
1094 | case REG_S64: /* Fall-through */ |
1095 | case REG_U64: | |
04aa13f8 | 1096 | JUMP_TO(BYTECODE_OP_GT_S64); |
53569322 | 1097 | case REG_DOUBLE: |
04aa13f8 | 1098 | JUMP_TO(BYTECODE_OP_GT_DOUBLE_S64); |
3151a51d PP |
1099 | case REG_STRING: /* Fall-through */ |
1100 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1101 | ret = -EINVAL; |
1102 | goto end; | |
1103 | default: | |
04aa13f8 | 1104 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1105 | (int) estack_bx_t); |
1106 | ret = -EINVAL; | |
1107 | goto end; | |
1108 | } | |
1109 | break; | |
1110 | case REG_DOUBLE: | |
1111 | switch (estack_bx_t) { | |
d97f9b78 MD |
1112 | case REG_S64: /* Fall-through */ |
1113 | case REG_U64: | |
04aa13f8 | 1114 | JUMP_TO(BYTECODE_OP_GT_S64_DOUBLE); |
53569322 | 1115 | case REG_DOUBLE: |
04aa13f8 | 1116 | JUMP_TO(BYTECODE_OP_GT_DOUBLE); |
3151a51d PP |
1117 | case REG_STRING: /* Fall-through */ |
1118 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1119 | ret = -EINVAL; |
1120 | goto end; | |
1121 | default: | |
04aa13f8 | 1122 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1123 | (int) estack_bx_t); |
1124 | ret = -EINVAL; | |
1125 | goto end; | |
1126 | } | |
1127 | break; | |
1128 | case REG_STRING: | |
1129 | switch (estack_bx_t) { | |
1130 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1131 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1132 | case REG_DOUBLE: /* Fall-through */ |
1133 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1134 | ret = -EINVAL; |
1135 | goto end; | |
1136 | case REG_STRING: | |
04aa13f8 | 1137 | JUMP_TO(BYTECODE_OP_GT_STRING); |
53569322 | 1138 | default: |
04aa13f8 | 1139 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1140 | (int) estack_bx_t); |
1141 | ret = -EINVAL; | |
1142 | goto end; | |
1143 | } | |
1144 | break; | |
1145 | default: | |
04aa13f8 | 1146 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1147 | (int) estack_ax_t); |
1148 | ret = -EINVAL; | |
1149 | goto end; | |
1150 | } | |
1151 | } | |
04aa13f8 | 1152 | OP(BYTECODE_OP_LT): |
53569322 MD |
1153 | { |
1154 | /* Dynamic typing. */ | |
1155 | switch (estack_ax_t) { | |
d97f9b78 MD |
1156 | case REG_S64: /* Fall-through */ |
1157 | case REG_U64: | |
53569322 | 1158 | switch (estack_bx_t) { |
d97f9b78 MD |
1159 | case REG_S64: /* Fall-through */ |
1160 | case REG_U64: | |
04aa13f8 | 1161 | JUMP_TO(BYTECODE_OP_LT_S64); |
53569322 | 1162 | case REG_DOUBLE: |
04aa13f8 | 1163 | JUMP_TO(BYTECODE_OP_LT_DOUBLE_S64); |
3151a51d PP |
1164 | case REG_STRING: /* Fall-through */ |
1165 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1166 | ret = -EINVAL; |
1167 | goto end; | |
1168 | default: | |
04aa13f8 | 1169 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1170 | (int) estack_bx_t); |
1171 | ret = -EINVAL; | |
1172 | goto end; | |
1173 | } | |
1174 | break; | |
1175 | case REG_DOUBLE: | |
1176 | switch (estack_bx_t) { | |
d97f9b78 MD |
1177 | case REG_S64: /* Fall-through */ |
1178 | case REG_U64: | |
04aa13f8 | 1179 | JUMP_TO(BYTECODE_OP_LT_S64_DOUBLE); |
53569322 | 1180 | case REG_DOUBLE: |
04aa13f8 | 1181 | JUMP_TO(BYTECODE_OP_LT_DOUBLE); |
3151a51d PP |
1182 | case REG_STRING: /* Fall-through */ |
1183 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1184 | ret = -EINVAL; |
1185 | goto end; | |
1186 | default: | |
04aa13f8 | 1187 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1188 | (int) estack_bx_t); |
1189 | ret = -EINVAL; | |
1190 | goto end; | |
1191 | } | |
1192 | break; | |
1193 | case REG_STRING: | |
1194 | switch (estack_bx_t) { | |
1195 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1196 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1197 | case REG_DOUBLE: /* Fall-through */ |
1198 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1199 | ret = -EINVAL; |
1200 | goto end; | |
1201 | case REG_STRING: | |
04aa13f8 | 1202 | JUMP_TO(BYTECODE_OP_LT_STRING); |
53569322 | 1203 | default: |
04aa13f8 | 1204 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1205 | (int) estack_bx_t); |
1206 | ret = -EINVAL; | |
1207 | goto end; | |
1208 | } | |
1209 | break; | |
1210 | default: | |
04aa13f8 | 1211 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1212 | (int) estack_ax_t); |
1213 | ret = -EINVAL; | |
1214 | goto end; | |
1215 | } | |
1216 | } | |
04aa13f8 | 1217 | OP(BYTECODE_OP_GE): |
53569322 MD |
1218 | { |
1219 | /* Dynamic typing. */ | |
1220 | switch (estack_ax_t) { | |
d97f9b78 MD |
1221 | case REG_S64: /* Fall-through */ |
1222 | case REG_U64: | |
53569322 | 1223 | switch (estack_bx_t) { |
d97f9b78 MD |
1224 | case REG_S64: /* Fall-through */ |
1225 | case REG_U64: | |
04aa13f8 | 1226 | JUMP_TO(BYTECODE_OP_GE_S64); |
53569322 | 1227 | case REG_DOUBLE: |
04aa13f8 | 1228 | JUMP_TO(BYTECODE_OP_GE_DOUBLE_S64); |
3151a51d PP |
1229 | case REG_STRING: /* Fall-through */ |
1230 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1231 | ret = -EINVAL; |
1232 | goto end; | |
1233 | default: | |
04aa13f8 | 1234 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1235 | (int) estack_bx_t); |
1236 | ret = -EINVAL; | |
1237 | goto end; | |
1238 | } | |
1239 | break; | |
1240 | case REG_DOUBLE: | |
1241 | switch (estack_bx_t) { | |
d97f9b78 MD |
1242 | case REG_S64: /* Fall-through */ |
1243 | case REG_U64: | |
04aa13f8 | 1244 | JUMP_TO(BYTECODE_OP_GE_S64_DOUBLE); |
53569322 | 1245 | case REG_DOUBLE: |
04aa13f8 | 1246 | JUMP_TO(BYTECODE_OP_GE_DOUBLE); |
3151a51d PP |
1247 | case REG_STRING: /* Fall-through */ |
1248 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1249 | ret = -EINVAL; |
1250 | goto end; | |
1251 | default: | |
04aa13f8 | 1252 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1253 | (int) estack_bx_t); |
1254 | ret = -EINVAL; | |
1255 | goto end; | |
1256 | } | |
1257 | break; | |
1258 | case REG_STRING: | |
1259 | switch (estack_bx_t) { | |
1260 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1261 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1262 | case REG_DOUBLE: /* Fall-through */ |
1263 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1264 | ret = -EINVAL; |
1265 | goto end; | |
1266 | case REG_STRING: | |
04aa13f8 | 1267 | JUMP_TO(BYTECODE_OP_GE_STRING); |
53569322 | 1268 | default: |
04aa13f8 | 1269 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1270 | (int) estack_bx_t); |
1271 | ret = -EINVAL; | |
1272 | goto end; | |
1273 | } | |
1274 | break; | |
1275 | default: | |
04aa13f8 | 1276 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1277 | (int) estack_ax_t); |
1278 | ret = -EINVAL; | |
1279 | goto end; | |
1280 | } | |
1281 | } | |
04aa13f8 | 1282 | OP(BYTECODE_OP_LE): |
53569322 MD |
1283 | { |
1284 | /* Dynamic typing. */ | |
1285 | switch (estack_ax_t) { | |
d97f9b78 MD |
1286 | case REG_S64: /* Fall-through */ |
1287 | case REG_U64: | |
53569322 | 1288 | switch (estack_bx_t) { |
d97f9b78 MD |
1289 | case REG_S64: /* Fall-through */ |
1290 | case REG_U64: | |
04aa13f8 | 1291 | JUMP_TO(BYTECODE_OP_LE_S64); |
53569322 | 1292 | case REG_DOUBLE: |
04aa13f8 | 1293 | JUMP_TO(BYTECODE_OP_LE_DOUBLE_S64); |
3151a51d PP |
1294 | case REG_STRING: /* Fall-through */ |
1295 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1296 | ret = -EINVAL; |
1297 | goto end; | |
1298 | default: | |
04aa13f8 | 1299 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1300 | (int) estack_bx_t); |
1301 | ret = -EINVAL; | |
1302 | goto end; | |
1303 | } | |
1304 | break; | |
1305 | case REG_DOUBLE: | |
1306 | switch (estack_bx_t) { | |
d97f9b78 MD |
1307 | case REG_S64: /* Fall-through */ |
1308 | case REG_U64: | |
04aa13f8 | 1309 | JUMP_TO(BYTECODE_OP_LE_S64_DOUBLE); |
53569322 | 1310 | case REG_DOUBLE: |
04aa13f8 | 1311 | JUMP_TO(BYTECODE_OP_LE_DOUBLE); |
3151a51d PP |
1312 | case REG_STRING: /* Fall-through */ |
1313 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1314 | ret = -EINVAL; |
1315 | goto end; | |
1316 | default: | |
04aa13f8 | 1317 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1318 | (int) estack_bx_t); |
1319 | ret = -EINVAL; | |
1320 | goto end; | |
1321 | } | |
1322 | break; | |
1323 | case REG_STRING: | |
1324 | switch (estack_bx_t) { | |
1325 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1326 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1327 | case REG_DOUBLE: /* Fall-through */ |
1328 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1329 | ret = -EINVAL; |
1330 | goto end; | |
1331 | case REG_STRING: | |
04aa13f8 | 1332 | JUMP_TO(BYTECODE_OP_LE_STRING); |
53569322 | 1333 | default: |
04aa13f8 | 1334 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1335 | (int) estack_bx_t); |
1336 | ret = -EINVAL; | |
1337 | goto end; | |
1338 | } | |
1339 | break; | |
1340 | default: | |
04aa13f8 | 1341 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1342 | (int) estack_ax_t); |
1343 | ret = -EINVAL; | |
1344 | goto end; | |
1345 | } | |
1346 | } | |
97b58163 | 1347 | |
04aa13f8 | 1348 | OP(BYTECODE_OP_EQ_STRING): |
97b58163 | 1349 | { |
0305960f MD |
1350 | int res; |
1351 | ||
9b33aac4 | 1352 | res = (stack_strcmp(stack, top, "==") == 0); |
53569322 | 1353 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1354 | estack_ax_v = res; |
53569322 | 1355 | estack_ax_t = REG_S64; |
97b58163 MD |
1356 | next_pc += sizeof(struct binary_op); |
1357 | PO; | |
1358 | } | |
04aa13f8 | 1359 | OP(BYTECODE_OP_NE_STRING): |
97b58163 | 1360 | { |
0305960f MD |
1361 | int res; |
1362 | ||
9b33aac4 | 1363 | res = (stack_strcmp(stack, top, "!=") != 0); |
53569322 | 1364 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1365 | estack_ax_v = res; |
53569322 | 1366 | estack_ax_t = REG_S64; |
97b58163 MD |
1367 | next_pc += sizeof(struct binary_op); |
1368 | PO; | |
1369 | } | |
04aa13f8 | 1370 | OP(BYTECODE_OP_GT_STRING): |
97b58163 | 1371 | { |
0305960f MD |
1372 | int res; |
1373 | ||
9b33aac4 | 1374 | res = (stack_strcmp(stack, top, ">") > 0); |
53569322 | 1375 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1376 | estack_ax_v = res; |
53569322 | 1377 | estack_ax_t = REG_S64; |
97b58163 MD |
1378 | next_pc += sizeof(struct binary_op); |
1379 | PO; | |
1380 | } | |
04aa13f8 | 1381 | OP(BYTECODE_OP_LT_STRING): |
97b58163 | 1382 | { |
0305960f MD |
1383 | int res; |
1384 | ||
9b33aac4 | 1385 | res = (stack_strcmp(stack, top, "<") < 0); |
53569322 | 1386 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1387 | estack_ax_v = res; |
53569322 | 1388 | estack_ax_t = REG_S64; |
97b58163 MD |
1389 | next_pc += sizeof(struct binary_op); |
1390 | PO; | |
1391 | } | |
04aa13f8 | 1392 | OP(BYTECODE_OP_GE_STRING): |
97b58163 | 1393 | { |
0305960f MD |
1394 | int res; |
1395 | ||
9b33aac4 | 1396 | res = (stack_strcmp(stack, top, ">=") >= 0); |
53569322 | 1397 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1398 | estack_ax_v = res; |
53569322 | 1399 | estack_ax_t = REG_S64; |
97b58163 MD |
1400 | next_pc += sizeof(struct binary_op); |
1401 | PO; | |
1402 | } | |
04aa13f8 | 1403 | OP(BYTECODE_OP_LE_STRING): |
97b58163 | 1404 | { |
0305960f MD |
1405 | int res; |
1406 | ||
9b33aac4 | 1407 | res = (stack_strcmp(stack, top, "<=") <= 0); |
53569322 | 1408 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1409 | estack_ax_v = res; |
53569322 | 1410 | estack_ax_t = REG_S64; |
97b58163 MD |
1411 | next_pc += sizeof(struct binary_op); |
1412 | PO; | |
1413 | } | |
1414 | ||
04aa13f8 | 1415 | OP(BYTECODE_OP_EQ_STAR_GLOB_STRING): |
3151a51d PP |
1416 | { |
1417 | int res; | |
1418 | ||
1419 | res = (stack_star_glob_match(stack, top, "==") == 0); | |
1420 | estack_pop(stack, top, ax, bx, ax_t, bx_t); | |
1421 | estack_ax_v = res; | |
1422 | estack_ax_t = REG_S64; | |
1423 | next_pc += sizeof(struct binary_op); | |
1424 | PO; | |
1425 | } | |
04aa13f8 | 1426 | OP(BYTECODE_OP_NE_STAR_GLOB_STRING): |
3151a51d PP |
1427 | { |
1428 | int res; | |
1429 | ||
1430 | res = (stack_star_glob_match(stack, top, "!=") != 0); | |
1431 | estack_pop(stack, top, ax, bx, ax_t, bx_t); | |
1432 | estack_ax_v = res; | |
1433 | estack_ax_t = REG_S64; | |
1434 | next_pc += sizeof(struct binary_op); | |
1435 | PO; | |
1436 | } | |
1437 | ||
04aa13f8 | 1438 | OP(BYTECODE_OP_EQ_S64): |
97b58163 | 1439 | { |
0305960f MD |
1440 | int res; |
1441 | ||
9b33aac4 | 1442 | res = (estack_bx_v == estack_ax_v); |
53569322 | 1443 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1444 | estack_ax_v = res; |
53569322 | 1445 | estack_ax_t = REG_S64; |
97b58163 MD |
1446 | next_pc += sizeof(struct binary_op); |
1447 | PO; | |
1448 | } | |
04aa13f8 | 1449 | OP(BYTECODE_OP_NE_S64): |
97b58163 | 1450 | { |
0305960f MD |
1451 | int res; |
1452 | ||
9b33aac4 | 1453 | res = (estack_bx_v != estack_ax_v); |
53569322 | 1454 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1455 | estack_ax_v = res; |
53569322 | 1456 | estack_ax_t = REG_S64; |
97b58163 MD |
1457 | next_pc += sizeof(struct binary_op); |
1458 | PO; | |
1459 | } | |
04aa13f8 | 1460 | OP(BYTECODE_OP_GT_S64): |
97b58163 | 1461 | { |
0305960f MD |
1462 | int res; |
1463 | ||
9b33aac4 | 1464 | res = (estack_bx_v > estack_ax_v); |
53569322 | 1465 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1466 | estack_ax_v = res; |
53569322 | 1467 | estack_ax_t = REG_S64; |
97b58163 MD |
1468 | next_pc += sizeof(struct binary_op); |
1469 | PO; | |
1470 | } | |
04aa13f8 | 1471 | OP(BYTECODE_OP_LT_S64): |
97b58163 | 1472 | { |
0305960f MD |
1473 | int res; |
1474 | ||
9b33aac4 | 1475 | res = (estack_bx_v < estack_ax_v); |
53569322 | 1476 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1477 | estack_ax_v = res; |
53569322 | 1478 | estack_ax_t = REG_S64; |
97b58163 MD |
1479 | next_pc += sizeof(struct binary_op); |
1480 | PO; | |
1481 | } | |
04aa13f8 | 1482 | OP(BYTECODE_OP_GE_S64): |
97b58163 | 1483 | { |
0305960f MD |
1484 | int res; |
1485 | ||
9b33aac4 | 1486 | res = (estack_bx_v >= estack_ax_v); |
53569322 | 1487 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1488 | estack_ax_v = res; |
53569322 | 1489 | estack_ax_t = REG_S64; |
97b58163 MD |
1490 | next_pc += sizeof(struct binary_op); |
1491 | PO; | |
1492 | } | |
04aa13f8 | 1493 | OP(BYTECODE_OP_LE_S64): |
97b58163 | 1494 | { |
0305960f MD |
1495 | int res; |
1496 | ||
9b33aac4 | 1497 | res = (estack_bx_v <= estack_ax_v); |
53569322 | 1498 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1499 | estack_ax_v = res; |
53569322 | 1500 | estack_ax_t = REG_S64; |
97b58163 MD |
1501 | next_pc += sizeof(struct binary_op); |
1502 | PO; | |
1503 | } | |
1504 | ||
04aa13f8 | 1505 | OP(BYTECODE_OP_EQ_DOUBLE): |
97b58163 | 1506 | { |
0305960f MD |
1507 | int res; |
1508 | ||
9b33aac4 | 1509 | res = (estack_bx(stack, top)->u.d == estack_ax(stack, top)->u.d); |
53569322 | 1510 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1511 | estack_ax_v = res; |
53569322 | 1512 | estack_ax_t = REG_S64; |
97b58163 MD |
1513 | next_pc += sizeof(struct binary_op); |
1514 | PO; | |
1515 | } | |
04aa13f8 | 1516 | OP(BYTECODE_OP_NE_DOUBLE): |
97b58163 | 1517 | { |
0305960f MD |
1518 | int res; |
1519 | ||
9b33aac4 | 1520 | res = (estack_bx(stack, top)->u.d != estack_ax(stack, top)->u.d); |
53569322 | 1521 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1522 | estack_ax_v = res; |
53569322 | 1523 | estack_ax_t = REG_S64; |
97b58163 MD |
1524 | next_pc += sizeof(struct binary_op); |
1525 | PO; | |
1526 | } | |
04aa13f8 | 1527 | OP(BYTECODE_OP_GT_DOUBLE): |
97b58163 | 1528 | { |
0305960f MD |
1529 | int res; |
1530 | ||
9b33aac4 | 1531 | res = (estack_bx(stack, top)->u.d > estack_ax(stack, top)->u.d); |
53569322 | 1532 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1533 | estack_ax_v = res; |
53569322 | 1534 | estack_ax_t = REG_S64; |
97b58163 MD |
1535 | next_pc += sizeof(struct binary_op); |
1536 | PO; | |
1537 | } | |
04aa13f8 | 1538 | OP(BYTECODE_OP_LT_DOUBLE): |
97b58163 | 1539 | { |
0305960f MD |
1540 | int res; |
1541 | ||
9b33aac4 | 1542 | res = (estack_bx(stack, top)->u.d < estack_ax(stack, top)->u.d); |
53569322 | 1543 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1544 | estack_ax_v = res; |
53569322 | 1545 | estack_ax_t = REG_S64; |
97b58163 MD |
1546 | next_pc += sizeof(struct binary_op); |
1547 | PO; | |
1548 | } | |
04aa13f8 | 1549 | OP(BYTECODE_OP_GE_DOUBLE): |
97b58163 | 1550 | { |
0305960f MD |
1551 | int res; |
1552 | ||
9b33aac4 | 1553 | res = (estack_bx(stack, top)->u.d >= estack_ax(stack, top)->u.d); |
53569322 | 1554 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1555 | estack_ax_v = res; |
53569322 | 1556 | estack_ax_t = REG_S64; |
97b58163 MD |
1557 | next_pc += sizeof(struct binary_op); |
1558 | PO; | |
1559 | } | |
04aa13f8 | 1560 | OP(BYTECODE_OP_LE_DOUBLE): |
97b58163 | 1561 | { |
0305960f MD |
1562 | int res; |
1563 | ||
9b33aac4 | 1564 | res = (estack_bx(stack, top)->u.d <= estack_ax(stack, top)->u.d); |
53569322 | 1565 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1566 | estack_ax_v = res; |
53569322 | 1567 | estack_ax_t = REG_S64; |
dbea82ec MD |
1568 | next_pc += sizeof(struct binary_op); |
1569 | PO; | |
1570 | } | |
1571 | ||
1572 | /* Mixed S64-double binary comparators */ | |
04aa13f8 | 1573 | OP(BYTECODE_OP_EQ_DOUBLE_S64): |
dbea82ec MD |
1574 | { |
1575 | int res; | |
1576 | ||
9b33aac4 | 1577 | res = (estack_bx(stack, top)->u.d == estack_ax_v); |
53569322 | 1578 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1579 | estack_ax_v = res; |
53569322 | 1580 | estack_ax_t = REG_S64; |
dbea82ec MD |
1581 | next_pc += sizeof(struct binary_op); |
1582 | PO; | |
1583 | } | |
04aa13f8 | 1584 | OP(BYTECODE_OP_NE_DOUBLE_S64): |
dbea82ec MD |
1585 | { |
1586 | int res; | |
1587 | ||
9b33aac4 | 1588 | res = (estack_bx(stack, top)->u.d != estack_ax_v); |
53569322 | 1589 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1590 | estack_ax_v = res; |
53569322 | 1591 | estack_ax_t = REG_S64; |
dbea82ec MD |
1592 | next_pc += sizeof(struct binary_op); |
1593 | PO; | |
1594 | } | |
04aa13f8 | 1595 | OP(BYTECODE_OP_GT_DOUBLE_S64): |
dbea82ec MD |
1596 | { |
1597 | int res; | |
1598 | ||
9b33aac4 | 1599 | res = (estack_bx(stack, top)->u.d > estack_ax_v); |
53569322 | 1600 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1601 | estack_ax_v = res; |
53569322 | 1602 | estack_ax_t = REG_S64; |
dbea82ec MD |
1603 | next_pc += sizeof(struct binary_op); |
1604 | PO; | |
1605 | } | |
04aa13f8 | 1606 | OP(BYTECODE_OP_LT_DOUBLE_S64): |
dbea82ec MD |
1607 | { |
1608 | int res; | |
1609 | ||
9b33aac4 | 1610 | res = (estack_bx(stack, top)->u.d < estack_ax_v); |
53569322 | 1611 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1612 | estack_ax_v = res; |
53569322 | 1613 | estack_ax_t = REG_S64; |
dbea82ec MD |
1614 | next_pc += sizeof(struct binary_op); |
1615 | PO; | |
1616 | } | |
04aa13f8 | 1617 | OP(BYTECODE_OP_GE_DOUBLE_S64): |
dbea82ec MD |
1618 | { |
1619 | int res; | |
1620 | ||
9b33aac4 | 1621 | res = (estack_bx(stack, top)->u.d >= estack_ax_v); |
53569322 | 1622 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1623 | estack_ax_v = res; |
53569322 | 1624 | estack_ax_t = REG_S64; |
dbea82ec MD |
1625 | next_pc += sizeof(struct binary_op); |
1626 | PO; | |
1627 | } | |
04aa13f8 | 1628 | OP(BYTECODE_OP_LE_DOUBLE_S64): |
dbea82ec MD |
1629 | { |
1630 | int res; | |
1631 | ||
9b33aac4 | 1632 | res = (estack_bx(stack, top)->u.d <= estack_ax_v); |
53569322 | 1633 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1634 | estack_ax_v = res; |
53569322 | 1635 | estack_ax_t = REG_S64; |
dbea82ec MD |
1636 | next_pc += sizeof(struct binary_op); |
1637 | PO; | |
1638 | } | |
1639 | ||
04aa13f8 | 1640 | OP(BYTECODE_OP_EQ_S64_DOUBLE): |
dbea82ec MD |
1641 | { |
1642 | int res; | |
1643 | ||
9b33aac4 | 1644 | res = (estack_bx_v == estack_ax(stack, top)->u.d); |
53569322 | 1645 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1646 | estack_ax_v = res; |
53569322 | 1647 | estack_ax_t = REG_S64; |
dbea82ec MD |
1648 | next_pc += sizeof(struct binary_op); |
1649 | PO; | |
1650 | } | |
04aa13f8 | 1651 | OP(BYTECODE_OP_NE_S64_DOUBLE): |
dbea82ec MD |
1652 | { |
1653 | int res; | |
1654 | ||
9b33aac4 | 1655 | res = (estack_bx_v != estack_ax(stack, top)->u.d); |
53569322 | 1656 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1657 | estack_ax_v = res; |
53569322 | 1658 | estack_ax_t = REG_S64; |
dbea82ec MD |
1659 | next_pc += sizeof(struct binary_op); |
1660 | PO; | |
1661 | } | |
04aa13f8 | 1662 | OP(BYTECODE_OP_GT_S64_DOUBLE): |
dbea82ec MD |
1663 | { |
1664 | int res; | |
1665 | ||
9b33aac4 | 1666 | res = (estack_bx_v > estack_ax(stack, top)->u.d); |
53569322 | 1667 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1668 | estack_ax_v = res; |
53569322 | 1669 | estack_ax_t = REG_S64; |
dbea82ec MD |
1670 | next_pc += sizeof(struct binary_op); |
1671 | PO; | |
1672 | } | |
04aa13f8 | 1673 | OP(BYTECODE_OP_LT_S64_DOUBLE): |
dbea82ec MD |
1674 | { |
1675 | int res; | |
1676 | ||
9b33aac4 | 1677 | res = (estack_bx_v < estack_ax(stack, top)->u.d); |
53569322 | 1678 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1679 | estack_ax_v = res; |
53569322 | 1680 | estack_ax_t = REG_S64; |
dbea82ec MD |
1681 | next_pc += sizeof(struct binary_op); |
1682 | PO; | |
1683 | } | |
04aa13f8 | 1684 | OP(BYTECODE_OP_GE_S64_DOUBLE): |
dbea82ec MD |
1685 | { |
1686 | int res; | |
1687 | ||
9b33aac4 | 1688 | res = (estack_bx_v >= estack_ax(stack, top)->u.d); |
53569322 | 1689 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1690 | estack_ax_v = res; |
53569322 | 1691 | estack_ax_t = REG_S64; |
dbea82ec MD |
1692 | next_pc += sizeof(struct binary_op); |
1693 | PO; | |
1694 | } | |
04aa13f8 | 1695 | OP(BYTECODE_OP_LE_S64_DOUBLE): |
dbea82ec MD |
1696 | { |
1697 | int res; | |
1698 | ||
9b33aac4 | 1699 | res = (estack_bx_v <= estack_ax(stack, top)->u.d); |
53569322 | 1700 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1701 | estack_ax_v = res; |
53569322 | 1702 | estack_ax_t = REG_S64; |
97b58163 MD |
1703 | next_pc += sizeof(struct binary_op); |
1704 | PO; | |
1705 | } | |
04aa13f8 | 1706 | OP(BYTECODE_OP_BIT_RSHIFT): |
0039e2d8 MD |
1707 | { |
1708 | int64_t res; | |
1709 | ||
d97f9b78 | 1710 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
0039e2d8 MD |
1711 | ret = -EINVAL; |
1712 | goto end; | |
1713 | } | |
d97f9b78 | 1714 | |
3703f1d2 MD |
1715 | /* Catch undefined behavior. */ |
1716 | if (caa_unlikely(estack_ax_v < 0 || estack_ax_v >= 64)) { | |
1717 | ret = -EINVAL; | |
1718 | goto end; | |
1719 | } | |
4e8f9a89 | 1720 | res = ((uint64_t) estack_bx_v >> (uint32_t) estack_ax_v); |
0039e2d8 MD |
1721 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1722 | estack_ax_v = res; | |
d97f9b78 | 1723 | estack_ax_t = REG_U64; |
0039e2d8 MD |
1724 | next_pc += sizeof(struct binary_op); |
1725 | PO; | |
1726 | } | |
04aa13f8 | 1727 | OP(BYTECODE_OP_BIT_LSHIFT): |
0039e2d8 MD |
1728 | { |
1729 | int64_t res; | |
1730 | ||
d97f9b78 | 1731 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
0039e2d8 MD |
1732 | ret = -EINVAL; |
1733 | goto end; | |
1734 | } | |
d97f9b78 | 1735 | |
3703f1d2 MD |
1736 | /* Catch undefined behavior. */ |
1737 | if (caa_unlikely(estack_ax_v < 0 || estack_ax_v >= 64)) { | |
1738 | ret = -EINVAL; | |
1739 | goto end; | |
1740 | } | |
4e8f9a89 | 1741 | res = ((uint64_t) estack_bx_v << (uint32_t) estack_ax_v); |
0039e2d8 MD |
1742 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1743 | estack_ax_v = res; | |
d97f9b78 | 1744 | estack_ax_t = REG_U64; |
0039e2d8 MD |
1745 | next_pc += sizeof(struct binary_op); |
1746 | PO; | |
1747 | } | |
04aa13f8 | 1748 | OP(BYTECODE_OP_BIT_AND): |
47e5f13e MD |
1749 | { |
1750 | int64_t res; | |
1751 | ||
d97f9b78 | 1752 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
47e5f13e MD |
1753 | ret = -EINVAL; |
1754 | goto end; | |
1755 | } | |
1756 | ||
4e8f9a89 | 1757 | res = ((uint64_t) estack_bx_v & (uint64_t) estack_ax_v); |
47e5f13e MD |
1758 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1759 | estack_ax_v = res; | |
d97f9b78 | 1760 | estack_ax_t = REG_U64; |
47e5f13e MD |
1761 | next_pc += sizeof(struct binary_op); |
1762 | PO; | |
1763 | } | |
04aa13f8 | 1764 | OP(BYTECODE_OP_BIT_OR): |
47e5f13e MD |
1765 | { |
1766 | int64_t res; | |
1767 | ||
d97f9b78 | 1768 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
47e5f13e MD |
1769 | ret = -EINVAL; |
1770 | goto end; | |
1771 | } | |
1772 | ||
4e8f9a89 | 1773 | res = ((uint64_t) estack_bx_v | (uint64_t) estack_ax_v); |
47e5f13e MD |
1774 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1775 | estack_ax_v = res; | |
d97f9b78 | 1776 | estack_ax_t = REG_U64; |
47e5f13e MD |
1777 | next_pc += sizeof(struct binary_op); |
1778 | PO; | |
1779 | } | |
04aa13f8 | 1780 | OP(BYTECODE_OP_BIT_XOR): |
47e5f13e MD |
1781 | { |
1782 | int64_t res; | |
1783 | ||
d97f9b78 | 1784 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
47e5f13e MD |
1785 | ret = -EINVAL; |
1786 | goto end; | |
1787 | } | |
1788 | ||
4e8f9a89 | 1789 | res = ((uint64_t) estack_bx_v ^ (uint64_t) estack_ax_v); |
47e5f13e MD |
1790 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1791 | estack_ax_v = res; | |
d97f9b78 | 1792 | estack_ax_t = REG_U64; |
47e5f13e MD |
1793 | next_pc += sizeof(struct binary_op); |
1794 | PO; | |
1795 | } | |
97b58163 MD |
1796 | |
1797 | /* unary */ | |
04aa13f8 | 1798 | OP(BYTECODE_OP_UNARY_PLUS): |
53569322 MD |
1799 | { |
1800 | /* Dynamic typing. */ | |
1801 | switch (estack_ax_t) { | |
1802 | case REG_S64: /* Fall-through. */ | |
d97f9b78 | 1803 | case REG_U64: |
04aa13f8 | 1804 | JUMP_TO(BYTECODE_OP_UNARY_PLUS_S64); |
53569322 | 1805 | case REG_DOUBLE: |
04aa13f8 | 1806 | JUMP_TO(BYTECODE_OP_UNARY_PLUS_DOUBLE); |
3151a51d PP |
1807 | case REG_STRING: /* Fall-through */ |
1808 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1809 | ret = -EINVAL; |
1810 | goto end; | |
1811 | default: | |
04aa13f8 | 1812 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1813 | (int) estack_ax_t); |
1814 | ret = -EINVAL; | |
1815 | goto end; | |
1816 | } | |
1817 | } | |
04aa13f8 | 1818 | OP(BYTECODE_OP_UNARY_MINUS): |
53569322 MD |
1819 | { |
1820 | /* Dynamic typing. */ | |
1821 | switch (estack_ax_t) { | |
d97f9b78 MD |
1822 | case REG_S64: /* Fall-through. */ |
1823 | case REG_U64: | |
04aa13f8 | 1824 | JUMP_TO(BYTECODE_OP_UNARY_MINUS_S64); |
53569322 | 1825 | case REG_DOUBLE: |
04aa13f8 | 1826 | JUMP_TO(BYTECODE_OP_UNARY_MINUS_DOUBLE); |
3151a51d PP |
1827 | case REG_STRING: /* Fall-through */ |
1828 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1829 | ret = -EINVAL; |
1830 | goto end; | |
1831 | default: | |
04aa13f8 | 1832 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1833 | (int) estack_ax_t); |
1834 | ret = -EINVAL; | |
1835 | goto end; | |
1836 | } | |
1837 | } | |
04aa13f8 | 1838 | OP(BYTECODE_OP_UNARY_NOT): |
53569322 MD |
1839 | { |
1840 | /* Dynamic typing. */ | |
1841 | switch (estack_ax_t) { | |
d97f9b78 MD |
1842 | case REG_S64: /* Fall-through. */ |
1843 | case REG_U64: | |
04aa13f8 | 1844 | JUMP_TO(BYTECODE_OP_UNARY_NOT_S64); |
53569322 | 1845 | case REG_DOUBLE: |
04aa13f8 | 1846 | JUMP_TO(BYTECODE_OP_UNARY_NOT_DOUBLE); |
3151a51d PP |
1847 | case REG_STRING: /* Fall-through */ |
1848 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1849 | ret = -EINVAL; |
1850 | goto end; | |
1851 | default: | |
04aa13f8 | 1852 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1853 | (int) estack_ax_t); |
1854 | ret = -EINVAL; | |
1855 | goto end; | |
1856 | } | |
1857 | next_pc += sizeof(struct unary_op); | |
1858 | PO; | |
1859 | } | |
97b58163 | 1860 | |
04aa13f8 | 1861 | OP(BYTECODE_OP_UNARY_BIT_NOT): |
0039e2d8 MD |
1862 | { |
1863 | /* Dynamic typing. */ | |
d97f9b78 | 1864 | if (!IS_INTEGER_REGISTER(estack_ax_t)) { |
0039e2d8 MD |
1865 | ret = -EINVAL; |
1866 | goto end; | |
1867 | } | |
1868 | ||
4e8f9a89 | 1869 | estack_ax_v = ~(uint64_t) estack_ax_v; |
d97f9b78 | 1870 | estack_ax_t = REG_U64; |
0039e2d8 MD |
1871 | next_pc += sizeof(struct unary_op); |
1872 | PO; | |
1873 | } | |
1874 | ||
04aa13f8 FD |
1875 | OP(BYTECODE_OP_UNARY_PLUS_S64): |
1876 | OP(BYTECODE_OP_UNARY_PLUS_DOUBLE): | |
97b58163 MD |
1877 | { |
1878 | next_pc += sizeof(struct unary_op); | |
1879 | PO; | |
1880 | } | |
04aa13f8 | 1881 | OP(BYTECODE_OP_UNARY_MINUS_S64): |
97b58163 | 1882 | { |
9b33aac4 | 1883 | estack_ax_v = -estack_ax_v; |
97b58163 MD |
1884 | next_pc += sizeof(struct unary_op); |
1885 | PO; | |
1886 | } | |
04aa13f8 | 1887 | OP(BYTECODE_OP_UNARY_MINUS_DOUBLE): |
97b58163 | 1888 | { |
9b33aac4 | 1889 | estack_ax(stack, top)->u.d = -estack_ax(stack, top)->u.d; |
97b58163 MD |
1890 | next_pc += sizeof(struct unary_op); |
1891 | PO; | |
1892 | } | |
04aa13f8 | 1893 | OP(BYTECODE_OP_UNARY_NOT_S64): |
97b58163 | 1894 | { |
9b33aac4 | 1895 | estack_ax_v = !estack_ax_v; |
d97f9b78 | 1896 | estack_ax_t = REG_S64; |
97b58163 MD |
1897 | next_pc += sizeof(struct unary_op); |
1898 | PO; | |
1899 | } | |
04aa13f8 | 1900 | OP(BYTECODE_OP_UNARY_NOT_DOUBLE): |
97b58163 | 1901 | { |
53569322 MD |
1902 | estack_ax_v = !estack_ax(stack, top)->u.d; |
1903 | estack_ax_t = REG_S64; | |
97b58163 MD |
1904 | next_pc += sizeof(struct unary_op); |
1905 | PO; | |
1906 | } | |
1907 | ||
1908 | /* logical */ | |
04aa13f8 | 1909 | OP(BYTECODE_OP_AND): |
97b58163 MD |
1910 | { |
1911 | struct logical_op *insn = (struct logical_op *) pc; | |
1912 | ||
d97f9b78 | 1913 | if (estack_ax_t != REG_S64 && estack_ax_t != REG_U64) { |
53569322 MD |
1914 | ret = -EINVAL; |
1915 | goto end; | |
1916 | } | |
0305960f | 1917 | /* If AX is 0, skip and evaluate to 0 */ |
9b33aac4 | 1918 | if (unlikely(estack_ax_v == 0)) { |
97b58163 MD |
1919 | dbg_printf("Jumping to bytecode offset %u\n", |
1920 | (unsigned int) insn->skip_offset); | |
1921 | next_pc = start_pc + insn->skip_offset; | |
1922 | } else { | |
71c1ceeb | 1923 | /* Pop 1 when jump not taken */ |
53569322 | 1924 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
97b58163 MD |
1925 | next_pc += sizeof(struct logical_op); |
1926 | } | |
1927 | PO; | |
1928 | } | |
04aa13f8 | 1929 | OP(BYTECODE_OP_OR): |
97b58163 MD |
1930 | { |
1931 | struct logical_op *insn = (struct logical_op *) pc; | |
1932 | ||
d97f9b78 | 1933 | if (estack_ax_t != REG_S64 && estack_ax_t != REG_U64) { |
53569322 MD |
1934 | ret = -EINVAL; |
1935 | goto end; | |
1936 | } | |
0305960f | 1937 | /* If AX is nonzero, skip and evaluate to 1 */ |
9b33aac4 MD |
1938 | if (unlikely(estack_ax_v != 0)) { |
1939 | estack_ax_v = 1; | |
97b58163 MD |
1940 | dbg_printf("Jumping to bytecode offset %u\n", |
1941 | (unsigned int) insn->skip_offset); | |
1942 | next_pc = start_pc + insn->skip_offset; | |
1943 | } else { | |
71c1ceeb | 1944 | /* Pop 1 when jump not taken */ |
53569322 | 1945 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
97b58163 MD |
1946 | next_pc += sizeof(struct logical_op); |
1947 | } | |
1948 | PO; | |
1949 | } | |
1950 | ||
1951 | ||
77aa5901 | 1952 | /* load field ref */ |
04aa13f8 | 1953 | OP(BYTECODE_OP_LOAD_FIELD_REF_STRING): |
97b58163 MD |
1954 | { |
1955 | struct load_op *insn = (struct load_op *) pc; | |
1956 | struct field_ref *ref = (struct field_ref *) insn->data; | |
1957 | ||
1958 | dbg_printf("load field ref offset %u type string\n", | |
1959 | ref->offset); | |
53569322 | 1960 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1961 | estack_ax(stack, top)->u.s.str = |
f3503ba9 | 1962 | *(const char * const *) &interpreter_stack_data[ref->offset]; |
9b33aac4 | 1963 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { |
04aa13f8 | 1964 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
97b58163 MD |
1965 | ret = -EINVAL; |
1966 | goto end; | |
1967 | } | |
a63d0dc8 | 1968 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
1969 | estack_ax(stack, top)->u.s.literal_type = |
1970 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
53569322 | 1971 | estack_ax_t = REG_STRING; |
9b33aac4 | 1972 | dbg_printf("ref load string %s\n", estack_ax(stack, top)->u.s.str); |
97b58163 MD |
1973 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
1974 | PO; | |
1975 | } | |
1976 | ||
04aa13f8 | 1977 | OP(BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE): |
97b58163 MD |
1978 | { |
1979 | struct load_op *insn = (struct load_op *) pc; | |
1980 | struct field_ref *ref = (struct field_ref *) insn->data; | |
1981 | ||
1982 | dbg_printf("load field ref offset %u type sequence\n", | |
1983 | ref->offset); | |
53569322 | 1984 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1985 | estack_ax(stack, top)->u.s.seq_len = |
f3503ba9 | 1986 | *(unsigned long *) &interpreter_stack_data[ref->offset]; |
9b33aac4 | 1987 | estack_ax(stack, top)->u.s.str = |
f3503ba9 | 1988 | *(const char **) (&interpreter_stack_data[ref->offset |
97b58163 | 1989 | + sizeof(unsigned long)]); |
53569322 | 1990 | estack_ax_t = REG_STRING; |
9b33aac4 | 1991 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { |
04aa13f8 | 1992 | dbg_printf("Interpreter warning: loading a NULL sequence.\n"); |
97b58163 MD |
1993 | ret = -EINVAL; |
1994 | goto end; | |
1995 | } | |
3151a51d PP |
1996 | estack_ax(stack, top)->u.s.literal_type = |
1997 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
97b58163 MD |
1998 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
1999 | PO; | |
2000 | } | |
2001 | ||
04aa13f8 | 2002 | OP(BYTECODE_OP_LOAD_FIELD_REF_S64): |
97b58163 MD |
2003 | { |
2004 | struct load_op *insn = (struct load_op *) pc; | |
2005 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2006 | ||
2007 | dbg_printf("load field ref offset %u type s64\n", | |
2008 | ref->offset); | |
53569322 | 2009 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2010 | estack_ax_v = |
f3503ba9 | 2011 | ((struct literal_numeric *) &interpreter_stack_data[ref->offset])->v; |
53569322 | 2012 | estack_ax_t = REG_S64; |
9b33aac4 | 2013 | dbg_printf("ref load s64 %" PRIi64 "\n", estack_ax_v); |
97b58163 MD |
2014 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
2015 | PO; | |
2016 | } | |
2017 | ||
04aa13f8 | 2018 | OP(BYTECODE_OP_LOAD_FIELD_REF_DOUBLE): |
97b58163 MD |
2019 | { |
2020 | struct load_op *insn = (struct load_op *) pc; | |
2021 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2022 | ||
2023 | dbg_printf("load field ref offset %u type double\n", | |
2024 | ref->offset); | |
53569322 | 2025 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
f3503ba9 | 2026 | memcpy(&estack_ax(stack, top)->u.d, &interpreter_stack_data[ref->offset], |
97b58163 | 2027 | sizeof(struct literal_double)); |
53569322 | 2028 | estack_ax_t = REG_DOUBLE; |
9b33aac4 | 2029 | dbg_printf("ref load double %g\n", estack_ax(stack, top)->u.d); |
97b58163 MD |
2030 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
2031 | PO; | |
2032 | } | |
2033 | ||
77aa5901 | 2034 | /* load from immediate operand */ |
04aa13f8 | 2035 | OP(BYTECODE_OP_LOAD_STRING): |
97b58163 MD |
2036 | { |
2037 | struct load_op *insn = (struct load_op *) pc; | |
2038 | ||
2039 | dbg_printf("load string %s\n", insn->data); | |
53569322 | 2040 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2041 | estack_ax(stack, top)->u.s.str = insn->data; |
a63d0dc8 | 2042 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2043 | estack_ax(stack, top)->u.s.literal_type = |
2044 | ESTACK_STRING_LITERAL_TYPE_PLAIN; | |
53569322 | 2045 | estack_ax_t = REG_STRING; |
97b58163 MD |
2046 | next_pc += sizeof(struct load_op) + strlen(insn->data) + 1; |
2047 | PO; | |
2048 | } | |
2049 | ||
04aa13f8 | 2050 | OP(BYTECODE_OP_LOAD_STAR_GLOB_STRING): |
3151a51d PP |
2051 | { |
2052 | struct load_op *insn = (struct load_op *) pc; | |
2053 | ||
2054 | dbg_printf("load globbing pattern %s\n", insn->data); | |
2055 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2056 | estack_ax(stack, top)->u.s.str = insn->data; | |
a63d0dc8 | 2057 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2058 | estack_ax(stack, top)->u.s.literal_type = |
2059 | ESTACK_STRING_LITERAL_TYPE_STAR_GLOB; | |
2060 | estack_ax_t = REG_STAR_GLOB_STRING; | |
2061 | next_pc += sizeof(struct load_op) + strlen(insn->data) + 1; | |
2062 | PO; | |
2063 | } | |
2064 | ||
04aa13f8 | 2065 | OP(BYTECODE_OP_LOAD_S64): |
97b58163 MD |
2066 | { |
2067 | struct load_op *insn = (struct load_op *) pc; | |
2068 | ||
53569322 | 2069 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2070 | estack_ax_v = ((struct literal_numeric *) insn->data)->v; |
53569322 | 2071 | estack_ax_t = REG_S64; |
9b33aac4 | 2072 | dbg_printf("load s64 %" PRIi64 "\n", estack_ax_v); |
97b58163 MD |
2073 | next_pc += sizeof(struct load_op) |
2074 | + sizeof(struct literal_numeric); | |
2075 | PO; | |
2076 | } | |
2077 | ||
04aa13f8 | 2078 | OP(BYTECODE_OP_LOAD_DOUBLE): |
97b58163 MD |
2079 | { |
2080 | struct load_op *insn = (struct load_op *) pc; | |
2081 | ||
53569322 | 2082 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2083 | memcpy(&estack_ax(stack, top)->u.d, insn->data, |
97b58163 | 2084 | sizeof(struct literal_double)); |
53569322 MD |
2085 | estack_ax_t = REG_DOUBLE; |
2086 | dbg_printf("load double %g\n", estack_ax(stack, top)->u.d); | |
97b58163 MD |
2087 | next_pc += sizeof(struct load_op) |
2088 | + sizeof(struct literal_double); | |
2089 | PO; | |
2090 | } | |
2091 | ||
2092 | /* cast */ | |
04aa13f8 | 2093 | OP(BYTECODE_OP_CAST_TO_S64): |
53569322 MD |
2094 | { |
2095 | /* Dynamic typing. */ | |
2096 | switch (estack_ax_t) { | |
2097 | case REG_S64: | |
04aa13f8 | 2098 | JUMP_TO(BYTECODE_OP_CAST_NOP); |
53569322 | 2099 | case REG_DOUBLE: |
04aa13f8 | 2100 | JUMP_TO(BYTECODE_OP_CAST_DOUBLE_TO_S64); |
d97f9b78 MD |
2101 | case REG_U64: |
2102 | estack_ax_t = REG_S64; | |
60864af0 | 2103 | next_pc += sizeof(struct cast_op); /* Fall-through */ |
3151a51d PP |
2104 | case REG_STRING: /* Fall-through */ |
2105 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
2106 | ret = -EINVAL; |
2107 | goto end; | |
2108 | default: | |
04aa13f8 | 2109 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
2110 | (int) estack_ax_t); |
2111 | ret = -EINVAL; | |
2112 | goto end; | |
2113 | } | |
2114 | } | |
97b58163 | 2115 | |
04aa13f8 | 2116 | OP(BYTECODE_OP_CAST_DOUBLE_TO_S64): |
97b58163 | 2117 | { |
9b33aac4 | 2118 | estack_ax_v = (int64_t) estack_ax(stack, top)->u.d; |
53569322 | 2119 | estack_ax_t = REG_S64; |
97b58163 MD |
2120 | next_pc += sizeof(struct cast_op); |
2121 | PO; | |
2122 | } | |
2123 | ||
04aa13f8 | 2124 | OP(BYTECODE_OP_CAST_NOP): |
97b58163 MD |
2125 | { |
2126 | next_pc += sizeof(struct cast_op); | |
2127 | PO; | |
2128 | } | |
2129 | ||
77aa5901 | 2130 | /* get context ref */ |
04aa13f8 | 2131 | OP(BYTECODE_OP_GET_CONTEXT_REF): |
53569322 MD |
2132 | { |
2133 | struct load_op *insn = (struct load_op *) pc; | |
2134 | struct field_ref *ref = (struct field_ref *) insn->data; | |
4e48b5d2 | 2135 | const struct lttng_ust_ctx_field *ctx_field; |
daacdbfc | 2136 | struct lttng_ust_ctx_value v; |
53569322 MD |
2137 | |
2138 | dbg_printf("get context ref offset %u type dynamic\n", | |
2139 | ref->offset); | |
4e48b5d2 MD |
2140 | ctx_field = &ctx->fields[ref->offset]; |
2141 | ctx_field->get_value(ctx_field->priv, &v); | |
53569322 MD |
2142 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
2143 | switch (v.sel) { | |
2144 | case LTTNG_UST_DYNAMIC_TYPE_NONE: | |
2145 | ret = -EINVAL; | |
2146 | goto end; | |
2147 | case LTTNG_UST_DYNAMIC_TYPE_S64: | |
2148 | estack_ax_v = v.u.s64; | |
2149 | estack_ax_t = REG_S64; | |
2150 | dbg_printf("ref get context dynamic s64 %" PRIi64 "\n", estack_ax_v); | |
2151 | break; | |
2152 | case LTTNG_UST_DYNAMIC_TYPE_DOUBLE: | |
2153 | estack_ax(stack, top)->u.d = v.u.d; | |
2154 | estack_ax_t = REG_DOUBLE; | |
2155 | dbg_printf("ref get context dynamic double %g\n", estack_ax(stack, top)->u.d); | |
2156 | break; | |
2157 | case LTTNG_UST_DYNAMIC_TYPE_STRING: | |
2158 | estack_ax(stack, top)->u.s.str = v.u.str; | |
2159 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { | |
04aa13f8 | 2160 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
53569322 MD |
2161 | ret = -EINVAL; |
2162 | goto end; | |
2163 | } | |
a63d0dc8 | 2164 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2165 | estack_ax(stack, top)->u.s.literal_type = |
2166 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
53569322 MD |
2167 | dbg_printf("ref get context dynamic string %s\n", estack_ax(stack, top)->u.s.str); |
2168 | estack_ax_t = REG_STRING; | |
2169 | break; | |
2170 | default: | |
04aa13f8 | 2171 | dbg_printf("Interpreter warning: unknown dynamic type (%d).\n", (int) v.sel); |
53569322 MD |
2172 | ret = -EINVAL; |
2173 | goto end; | |
2174 | } | |
2175 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2176 | PO; | |
2177 | } | |
2178 | ||
04aa13f8 | 2179 | OP(BYTECODE_OP_GET_CONTEXT_REF_STRING): |
77aa5901 MD |
2180 | { |
2181 | struct load_op *insn = (struct load_op *) pc; | |
2182 | struct field_ref *ref = (struct field_ref *) insn->data; | |
4e48b5d2 | 2183 | const struct lttng_ust_ctx_field *ctx_field; |
daacdbfc | 2184 | struct lttng_ust_ctx_value v; |
77aa5901 MD |
2185 | |
2186 | dbg_printf("get context ref offset %u type string\n", | |
2187 | ref->offset); | |
4e48b5d2 MD |
2188 | ctx_field = &ctx->fields[ref->offset]; |
2189 | ctx_field->get_value(ctx_field->priv, &v); | |
53569322 MD |
2190 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
2191 | estack_ax(stack, top)->u.s.str = v.u.str; | |
77aa5901 | 2192 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { |
04aa13f8 | 2193 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
77aa5901 MD |
2194 | ret = -EINVAL; |
2195 | goto end; | |
2196 | } | |
a63d0dc8 | 2197 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2198 | estack_ax(stack, top)->u.s.literal_type = |
2199 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
53569322 | 2200 | estack_ax_t = REG_STRING; |
77aa5901 MD |
2201 | dbg_printf("ref get context string %s\n", estack_ax(stack, top)->u.s.str); |
2202 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2203 | PO; | |
2204 | } | |
2205 | ||
04aa13f8 | 2206 | OP(BYTECODE_OP_GET_CONTEXT_REF_S64): |
77aa5901 MD |
2207 | { |
2208 | struct load_op *insn = (struct load_op *) pc; | |
2209 | struct field_ref *ref = (struct field_ref *) insn->data; | |
4e48b5d2 | 2210 | const struct lttng_ust_ctx_field *ctx_field; |
daacdbfc | 2211 | struct lttng_ust_ctx_value v; |
77aa5901 MD |
2212 | |
2213 | dbg_printf("get context ref offset %u type s64\n", | |
2214 | ref->offset); | |
4e48b5d2 MD |
2215 | ctx_field = &ctx->fields[ref->offset]; |
2216 | ctx_field->get_value(ctx_field->priv, &v); | |
53569322 MD |
2217 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
2218 | estack_ax_v = v.u.s64; | |
2219 | estack_ax_t = REG_S64; | |
77aa5901 MD |
2220 | dbg_printf("ref get context s64 %" PRIi64 "\n", estack_ax_v); |
2221 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2222 | PO; | |
2223 | } | |
2224 | ||
04aa13f8 | 2225 | OP(BYTECODE_OP_GET_CONTEXT_REF_DOUBLE): |
77aa5901 MD |
2226 | { |
2227 | struct load_op *insn = (struct load_op *) pc; | |
2228 | struct field_ref *ref = (struct field_ref *) insn->data; | |
4e48b5d2 | 2229 | const struct lttng_ust_ctx_field *ctx_field; |
daacdbfc | 2230 | struct lttng_ust_ctx_value v; |
77aa5901 MD |
2231 | |
2232 | dbg_printf("get context ref offset %u type double\n", | |
2233 | ref->offset); | |
4e48b5d2 MD |
2234 | ctx_field = &ctx->fields[ref->offset]; |
2235 | ctx_field->get_value(ctx_field->priv, &v); | |
53569322 MD |
2236 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
2237 | memcpy(&estack_ax(stack, top)->u.d, &v.u.d, sizeof(struct literal_double)); | |
2238 | estack_ax_t = REG_DOUBLE; | |
77aa5901 MD |
2239 | dbg_printf("ref get context double %g\n", estack_ax(stack, top)->u.d); |
2240 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2241 | PO; | |
2242 | } | |
2243 | ||
04aa13f8 | 2244 | OP(BYTECODE_OP_GET_CONTEXT_ROOT): |
47e5f13e MD |
2245 | { |
2246 | dbg_printf("op get context root\n"); | |
2247 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2248 | estack_ax(stack, top)->u.ptr.type = LOAD_ROOT_CONTEXT; | |
2249 | /* "field" only needed for variants. */ | |
2250 | estack_ax(stack, top)->u.ptr.field = NULL; | |
2251 | estack_ax_t = REG_PTR; | |
2252 | next_pc += sizeof(struct load_op); | |
2253 | PO; | |
2254 | } | |
2255 | ||
04aa13f8 | 2256 | OP(BYTECODE_OP_GET_APP_CONTEXT_ROOT): |
47e5f13e MD |
2257 | { |
2258 | dbg_printf("op get app context root\n"); | |
2259 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2260 | estack_ax(stack, top)->u.ptr.type = LOAD_ROOT_APP_CONTEXT; | |
2261 | /* "field" only needed for variants. */ | |
2262 | estack_ax(stack, top)->u.ptr.field = NULL; | |
2263 | estack_ax_t = REG_PTR; | |
2264 | next_pc += sizeof(struct load_op); | |
2265 | PO; | |
2266 | } | |
2267 | ||
04aa13f8 | 2268 | OP(BYTECODE_OP_GET_PAYLOAD_ROOT): |
47e5f13e MD |
2269 | { |
2270 | dbg_printf("op get app payload root\n"); | |
2271 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2272 | estack_ax(stack, top)->u.ptr.type = LOAD_ROOT_PAYLOAD; | |
f3503ba9 | 2273 | estack_ax(stack, top)->u.ptr.ptr = interpreter_stack_data; |
47e5f13e MD |
2274 | /* "field" only needed for variants. */ |
2275 | estack_ax(stack, top)->u.ptr.field = NULL; | |
2276 | estack_ax_t = REG_PTR; | |
2277 | next_pc += sizeof(struct load_op); | |
2278 | PO; | |
2279 | } | |
2280 | ||
04aa13f8 | 2281 | OP(BYTECODE_OP_GET_SYMBOL): |
47e5f13e MD |
2282 | { |
2283 | dbg_printf("op get symbol\n"); | |
2284 | switch (estack_ax(stack, top)->u.ptr.type) { | |
2285 | case LOAD_OBJECT: | |
2286 | ERR("Nested fields not implemented yet."); | |
2287 | ret = -EINVAL; | |
2288 | goto end; | |
2289 | case LOAD_ROOT_CONTEXT: | |
2290 | case LOAD_ROOT_APP_CONTEXT: | |
2291 | case LOAD_ROOT_PAYLOAD: | |
2292 | /* | |
2293 | * symbol lookup is performed by | |
2294 | * specialization. | |
2295 | */ | |
2296 | ret = -EINVAL; | |
2297 | goto end; | |
2298 | } | |
2299 | next_pc += sizeof(struct load_op) + sizeof(struct get_symbol); | |
2300 | PO; | |
2301 | } | |
2302 | ||
04aa13f8 | 2303 | OP(BYTECODE_OP_GET_SYMBOL_FIELD): |
47e5f13e MD |
2304 | { |
2305 | /* | |
2306 | * Used for first variant encountered in a | |
2307 | * traversal. Variants are not implemented yet. | |
2308 | */ | |
2309 | ret = -EINVAL; | |
2310 | goto end; | |
2311 | } | |
2312 | ||
04aa13f8 | 2313 | OP(BYTECODE_OP_GET_INDEX_U16): |
47e5f13e MD |
2314 | { |
2315 | struct load_op *insn = (struct load_op *) pc; | |
2316 | struct get_index_u16 *index = (struct get_index_u16 *) insn->data; | |
2317 | ||
2318 | dbg_printf("op get index u16\n"); | |
b77aaa1b | 2319 | ret = dynamic_get_index(ctx, bytecode, index->index, estack_ax(stack, top)); |
47e5f13e MD |
2320 | if (ret) |
2321 | goto end; | |
2322 | estack_ax_v = estack_ax(stack, top)->u.v; | |
2323 | estack_ax_t = estack_ax(stack, top)->type; | |
2324 | next_pc += sizeof(struct load_op) + sizeof(struct get_index_u16); | |
2325 | PO; | |
2326 | } | |
2327 | ||
04aa13f8 | 2328 | OP(BYTECODE_OP_GET_INDEX_U64): |
47e5f13e MD |
2329 | { |
2330 | struct load_op *insn = (struct load_op *) pc; | |
2331 | struct get_index_u64 *index = (struct get_index_u64 *) insn->data; | |
2332 | ||
2333 | dbg_printf("op get index u64\n"); | |
b77aaa1b | 2334 | ret = dynamic_get_index(ctx, bytecode, index->index, estack_ax(stack, top)); |
47e5f13e MD |
2335 | if (ret) |
2336 | goto end; | |
2337 | estack_ax_v = estack_ax(stack, top)->u.v; | |
2338 | estack_ax_t = estack_ax(stack, top)->type; | |
2339 | next_pc += sizeof(struct load_op) + sizeof(struct get_index_u64); | |
2340 | PO; | |
2341 | } | |
2342 | ||
04aa13f8 | 2343 | OP(BYTECODE_OP_LOAD_FIELD): |
47e5f13e MD |
2344 | { |
2345 | dbg_printf("op load field\n"); | |
2346 | ret = dynamic_load_field(estack_ax(stack, top)); | |
2347 | if (ret) | |
2348 | goto end; | |
2349 | estack_ax_v = estack_ax(stack, top)->u.v; | |
2350 | estack_ax_t = estack_ax(stack, top)->type; | |
2351 | next_pc += sizeof(struct load_op); | |
2352 | PO; | |
2353 | } | |
2354 | ||
04aa13f8 | 2355 | OP(BYTECODE_OP_LOAD_FIELD_S8): |
47e5f13e MD |
2356 | { |
2357 | dbg_printf("op load field s8\n"); | |
2358 | ||
2359 | estack_ax_v = *(int8_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2360 | estack_ax_t = REG_S64; | |
2361 | next_pc += sizeof(struct load_op); | |
2362 | PO; | |
2363 | } | |
04aa13f8 | 2364 | OP(BYTECODE_OP_LOAD_FIELD_S16): |
47e5f13e MD |
2365 | { |
2366 | dbg_printf("op load field s16\n"); | |
2367 | ||
2368 | estack_ax_v = *(int16_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2369 | estack_ax_t = REG_S64; | |
2370 | next_pc += sizeof(struct load_op); | |
2371 | PO; | |
2372 | } | |
04aa13f8 | 2373 | OP(BYTECODE_OP_LOAD_FIELD_S32): |
47e5f13e MD |
2374 | { |
2375 | dbg_printf("op load field s32\n"); | |
2376 | ||
2377 | estack_ax_v = *(int32_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2378 | estack_ax_t = REG_S64; | |
2379 | next_pc += sizeof(struct load_op); | |
2380 | PO; | |
2381 | } | |
04aa13f8 | 2382 | OP(BYTECODE_OP_LOAD_FIELD_S64): |
47e5f13e MD |
2383 | { |
2384 | dbg_printf("op load field s64\n"); | |
2385 | ||
2386 | estack_ax_v = *(int64_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2387 | estack_ax_t = REG_S64; | |
2388 | next_pc += sizeof(struct load_op); | |
2389 | PO; | |
2390 | } | |
04aa13f8 | 2391 | OP(BYTECODE_OP_LOAD_FIELD_U8): |
47e5f13e MD |
2392 | { |
2393 | dbg_printf("op load field u8\n"); | |
2394 | ||
2395 | estack_ax_v = *(uint8_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2396 | estack_ax_t = REG_U64; |
47e5f13e MD |
2397 | next_pc += sizeof(struct load_op); |
2398 | PO; | |
2399 | } | |
04aa13f8 | 2400 | OP(BYTECODE_OP_LOAD_FIELD_U16): |
47e5f13e MD |
2401 | { |
2402 | dbg_printf("op load field u16\n"); | |
2403 | ||
2404 | estack_ax_v = *(uint16_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2405 | estack_ax_t = REG_U64; |
47e5f13e MD |
2406 | next_pc += sizeof(struct load_op); |
2407 | PO; | |
2408 | } | |
04aa13f8 | 2409 | OP(BYTECODE_OP_LOAD_FIELD_U32): |
47e5f13e MD |
2410 | { |
2411 | dbg_printf("op load field u32\n"); | |
2412 | ||
2413 | estack_ax_v = *(uint32_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2414 | estack_ax_t = REG_U64; |
47e5f13e MD |
2415 | next_pc += sizeof(struct load_op); |
2416 | PO; | |
2417 | } | |
04aa13f8 | 2418 | OP(BYTECODE_OP_LOAD_FIELD_U64): |
47e5f13e MD |
2419 | { |
2420 | dbg_printf("op load field u64\n"); | |
2421 | ||
2422 | estack_ax_v = *(uint64_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2423 | estack_ax_t = REG_U64; |
47e5f13e MD |
2424 | next_pc += sizeof(struct load_op); |
2425 | PO; | |
2426 | } | |
04aa13f8 | 2427 | OP(BYTECODE_OP_LOAD_FIELD_DOUBLE): |
47e5f13e MD |
2428 | { |
2429 | dbg_printf("op load field double\n"); | |
2430 | ||
2431 | memcpy(&estack_ax(stack, top)->u.d, | |
2432 | estack_ax(stack, top)->u.ptr.ptr, | |
2433 | sizeof(struct literal_double)); | |
2434 | estack_ax(stack, top)->type = REG_DOUBLE; | |
2435 | next_pc += sizeof(struct load_op); | |
2436 | PO; | |
2437 | } | |
2438 | ||
04aa13f8 | 2439 | OP(BYTECODE_OP_LOAD_FIELD_STRING): |
47e5f13e MD |
2440 | { |
2441 | const char *str; | |
2442 | ||
2443 | dbg_printf("op load field string\n"); | |
2444 | str = (const char *) estack_ax(stack, top)->u.ptr.ptr; | |
2445 | estack_ax(stack, top)->u.s.str = str; | |
2446 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { | |
04aa13f8 | 2447 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
47e5f13e MD |
2448 | ret = -EINVAL; |
2449 | goto end; | |
2450 | } | |
2451 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; | |
2452 | estack_ax(stack, top)->u.s.literal_type = | |
2453 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
2454 | estack_ax(stack, top)->type = REG_STRING; | |
2455 | next_pc += sizeof(struct load_op); | |
2456 | PO; | |
2457 | } | |
2458 | ||
04aa13f8 | 2459 | OP(BYTECODE_OP_LOAD_FIELD_SEQUENCE): |
47e5f13e MD |
2460 | { |
2461 | const char *ptr; | |
2462 | ||
2463 | dbg_printf("op load field string sequence\n"); | |
2464 | ptr = estack_ax(stack, top)->u.ptr.ptr; | |
2465 | estack_ax(stack, top)->u.s.seq_len = *(unsigned long *) ptr; | |
2466 | estack_ax(stack, top)->u.s.str = *(const char **) (ptr + sizeof(unsigned long)); | |
2467 | estack_ax(stack, top)->type = REG_STRING; | |
2468 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { | |
04aa13f8 | 2469 | dbg_printf("Interpreter warning: loading a NULL sequence.\n"); |
47e5f13e MD |
2470 | ret = -EINVAL; |
2471 | goto end; | |
2472 | } | |
2473 | estack_ax(stack, top)->u.s.literal_type = | |
2474 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
2475 | next_pc += sizeof(struct load_op); | |
2476 | PO; | |
2477 | } | |
2478 | ||
97b58163 MD |
2479 | END_OP |
2480 | end: | |
22c30e27 | 2481 | /* No need to prepare output if an error occurred. */ |
97b58163 | 2482 | if (ret) |
22c30e27 | 2483 | return LTTNG_UST_BYTECODE_INTERPRETER_ERROR; |
f3503ba9 | 2484 | |
22c30e27 | 2485 | /* Prepare output. */ |
a2e4d05e | 2486 | switch (ust_bytecode->type) { |
22c30e27 MD |
2487 | case LTTNG_UST_BYTECODE_TYPE_FILTER: |
2488 | { | |
2489 | struct lttng_ust_bytecode_filter_ctx *filter_ctx = | |
2490 | (struct lttng_ust_bytecode_filter_ctx *) caller_ctx; | |
2491 | if (retval) | |
2492 | filter_ctx->result = LTTNG_UST_BYTECODE_FILTER_ACCEPT; | |
2493 | else | |
2494 | filter_ctx->result = LTTNG_UST_BYTECODE_FILTER_REJECT; | |
2495 | break; | |
f3503ba9 | 2496 | } |
22c30e27 MD |
2497 | case LTTNG_UST_BYTECODE_TYPE_CAPTURE: |
2498 | ret = lttng_bytecode_interpret_format_output(estack_ax(stack, top), | |
2499 | (struct lttng_interpreter_output *) caller_ctx); | |
2500 | break; | |
2501 | default: | |
2502 | ret = -EINVAL; | |
2503 | break; | |
2504 | } | |
2505 | if (ret) | |
2506 | return LTTNG_UST_BYTECODE_INTERPRETER_ERROR; | |
2507 | else | |
2508 | return LTTNG_UST_BYTECODE_INTERPRETER_OK; | |
d37ecb3f FD |
2509 | } |
2510 | ||
a2e4d05e MD |
2511 | /* |
2512 | * Return LTTNG_UST_EVENT_FILTER_ACCEPT or LTTNG_UST_EVENT_FILTER_REJECT. | |
2513 | */ | |
9c098f23 | 2514 | int lttng_ust_interpret_event_filter(const struct lttng_ust_event_common *event, |
a2e4d05e | 2515 | const char *interpreter_stack_data, |
2208d8b5 | 2516 | void *event_filter_ctx __attribute__((unused))) |
a2e4d05e MD |
2517 | { |
2518 | struct lttng_ust_bytecode_runtime *filter_bc_runtime; | |
2519 | struct cds_list_head *filter_bytecode_runtime_head = &event->priv->filter_bytecode_runtime_head; | |
2520 | struct lttng_ust_bytecode_filter_ctx bytecode_filter_ctx; | |
2521 | bool filter_record = false; | |
2522 | ||
2523 | cds_list_for_each_entry_rcu(filter_bc_runtime, filter_bytecode_runtime_head, node) { | |
2524 | if (caa_likely(filter_bc_runtime->interpreter_func(filter_bc_runtime, | |
2525 | interpreter_stack_data, &bytecode_filter_ctx) == LTTNG_UST_BYTECODE_INTERPRETER_OK)) { | |
2526 | if (caa_unlikely(bytecode_filter_ctx.result == LTTNG_UST_BYTECODE_FILTER_ACCEPT)) { | |
2527 | filter_record = true; | |
2528 | break; | |
2529 | } | |
2530 | } | |
2531 | } | |
2532 | if (filter_record) | |
2533 | return LTTNG_UST_EVENT_FILTER_ACCEPT; | |
2534 | else | |
2535 | return LTTNG_UST_EVENT_FILTER_REJECT; | |
2536 | } | |
2537 | ||
97b58163 MD |
2538 | #undef START_OP |
2539 | #undef OP | |
2540 | #undef PO | |
2541 | #undef END_OP |