Commit | Line | Data |
---|---|---|
97b58163 | 1 | /* |
c0c0989a | 2 | * SPDX-License-Identifier: MIT |
97b58163 | 3 | * |
7e50015d | 4 | * Copyright (C) 2010-2016 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
97b58163 | 5 | * |
c0c0989a | 6 | * LTTng UST bytecode interpreter. |
97b58163 MD |
7 | */ |
8 | ||
3fbec7dc | 9 | #define _LGPL_SOURCE |
b4051ad8 | 10 | #include <stddef.h> |
a63d0dc8 | 11 | #include <stdint.h> |
f3503ba9 | 12 | |
10544ee8 | 13 | #include <lttng/urcu/pointer.h> |
3208818b | 14 | #include <lttng/ust-endian.h> |
f3503ba9 | 15 | #include <lttng/ust-events.h> |
362a65de | 16 | #include "ust-events-internal.h" |
f3503ba9 | 17 | |
04aa13f8 | 18 | #include "lttng-bytecode.h" |
3151a51d | 19 | #include "string-utils.h" |
97b58163 | 20 | |
f3503ba9 | 21 | |
97b58163 MD |
22 | /* |
23 | * -1: wildcard found. | |
24 | * -2: unknown escape char. | |
25 | * 0: normal char. | |
26 | */ | |
27 | ||
28 | static | |
29 | int parse_char(const char **p) | |
30 | { | |
31 | switch (**p) { | |
32 | case '\\': | |
33 | (*p)++; | |
34 | switch (**p) { | |
35 | case '\\': | |
36 | case '*': | |
37 | return 0; | |
38 | default: | |
39 | return -2; | |
40 | } | |
41 | case '*': | |
42 | return -1; | |
43 | default: | |
44 | return 0; | |
45 | } | |
46 | } | |
47 | ||
3151a51d | 48 | /* |
a63d0dc8 | 49 | * Returns SIZE_MAX if the string is null-terminated, or the number of |
3151a51d PP |
50 | * characters if not. |
51 | */ | |
52 | static | |
53 | size_t get_str_or_seq_len(const struct estack_entry *entry) | |
54 | { | |
a63d0dc8 | 55 | return entry->u.s.seq_len; |
3151a51d PP |
56 | } |
57 | ||
58 | static | |
59 | int stack_star_glob_match(struct estack *stack, int top, const char *cmp_type) | |
60 | { | |
61 | const char *pattern; | |
62 | const char *candidate; | |
63 | size_t pattern_len; | |
64 | size_t candidate_len; | |
65 | ||
66 | /* Find out which side is the pattern vs. the candidate. */ | |
67 | if (estack_ax(stack, top)->u.s.literal_type == ESTACK_STRING_LITERAL_TYPE_STAR_GLOB) { | |
68 | pattern = estack_ax(stack, top)->u.s.str; | |
69 | pattern_len = get_str_or_seq_len(estack_ax(stack, top)); | |
70 | candidate = estack_bx(stack, top)->u.s.str; | |
71 | candidate_len = get_str_or_seq_len(estack_bx(stack, top)); | |
72 | } else { | |
73 | pattern = estack_bx(stack, top)->u.s.str; | |
74 | pattern_len = get_str_or_seq_len(estack_bx(stack, top)); | |
75 | candidate = estack_ax(stack, top)->u.s.str; | |
76 | candidate_len = get_str_or_seq_len(estack_ax(stack, top)); | |
77 | } | |
78 | ||
79 | /* Perform the match. Returns 0 when the result is true. */ | |
80 | return !strutils_star_glob_match(pattern, pattern_len, candidate, | |
81 | candidate_len); | |
82 | } | |
83 | ||
97b58163 | 84 | static |
9b33aac4 | 85 | int stack_strcmp(struct estack *stack, int top, const char *cmp_type) |
97b58163 | 86 | { |
9b33aac4 | 87 | const char *p = estack_bx(stack, top)->u.s.str, *q = estack_ax(stack, top)->u.s.str; |
97b58163 MD |
88 | int ret; |
89 | int diff; | |
90 | ||
91 | for (;;) { | |
92 | int escaped_r0 = 0; | |
93 | ||
332335cd MD |
94 | if (unlikely(p - estack_bx(stack, top)->u.s.str >= estack_bx(stack, top)->u.s.seq_len || *p == '\0')) { |
95 | if (q - estack_ax(stack, top)->u.s.str >= estack_ax(stack, top)->u.s.seq_len || *q == '\0') { | |
5cf8141d | 96 | return 0; |
a0928c1e | 97 | } else { |
3151a51d PP |
98 | if (estack_ax(stack, top)->u.s.literal_type == |
99 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
5cf8141d MD |
100 | ret = parse_char(&q); |
101 | if (ret == -1) | |
102 | return 0; | |
103 | } | |
104 | return -1; | |
a0928c1e | 105 | } |
97b58163 | 106 | } |
332335cd | 107 | if (unlikely(q - estack_ax(stack, top)->u.s.str >= estack_ax(stack, top)->u.s.seq_len || *q == '\0')) { |
3151a51d PP |
108 | if (estack_bx(stack, top)->u.s.literal_type == |
109 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
3e6a0694 MD |
110 | ret = parse_char(&p); |
111 | if (ret == -1) | |
112 | return 0; | |
a0928c1e | 113 | } |
3e6a0694 | 114 | return 1; |
97b58163 | 115 | } |
3151a51d PP |
116 | if (estack_bx(stack, top)->u.s.literal_type == |
117 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
97b58163 MD |
118 | ret = parse_char(&p); |
119 | if (ret == -1) { | |
120 | return 0; | |
121 | } else if (ret == -2) { | |
122 | escaped_r0 = 1; | |
123 | } | |
124 | /* else compare both char */ | |
125 | } | |
3151a51d PP |
126 | if (estack_ax(stack, top)->u.s.literal_type == |
127 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
97b58163 MD |
128 | ret = parse_char(&q); |
129 | if (ret == -1) { | |
130 | return 0; | |
131 | } else if (ret == -2) { | |
132 | if (!escaped_r0) | |
133 | return -1; | |
134 | } else { | |
135 | if (escaped_r0) | |
136 | return 1; | |
137 | } | |
138 | } else { | |
139 | if (escaped_r0) | |
140 | return 1; | |
141 | } | |
142 | diff = *p - *q; | |
143 | if (diff != 0) | |
144 | break; | |
145 | p++; | |
146 | q++; | |
147 | } | |
148 | return diff; | |
149 | } | |
150 | ||
22c30e27 MD |
151 | int lttng_bytecode_interpret_error(struct lttng_ust_bytecode_runtime *bytecode_runtime, |
152 | const char *stack_data, | |
153 | void *ctx) | |
97b58163 | 154 | { |
22c30e27 | 155 | return LTTNG_UST_BYTECODE_INTERPRETER_ERROR; |
d37ecb3f FD |
156 | } |
157 | ||
97b58163 MD |
158 | #ifdef INTERPRETER_USE_SWITCH |
159 | ||
160 | /* | |
161 | * Fallback for compilers that do not support taking address of labels. | |
162 | */ | |
163 | ||
164 | #define START_OP \ | |
165 | start_pc = &bytecode->data[0]; \ | |
166 | for (pc = next_pc = start_pc; pc - start_pc < bytecode->len; \ | |
167 | pc = next_pc) { \ | |
168 | dbg_printf("Executing op %s (%u)\n", \ | |
bf617e20 | 169 | lttng_bytecode_print_op((unsigned int) *(bytecode_opcode_t *) pc), \ |
04aa13f8 FD |
170 | (unsigned int) *(bytecode_opcode_t *) pc); \ |
171 | switch (*(bytecode_opcode_t *) pc) { | |
97b58163 | 172 | |
53569322 MD |
173 | #define OP(name) jump_target_##name: __attribute__((unused)); \ |
174 | case name | |
97b58163 MD |
175 | |
176 | #define PO break | |
177 | ||
178 | #define END_OP } \ | |
179 | } | |
180 | ||
53569322 MD |
181 | #define JUMP_TO(name) \ |
182 | goto jump_target_##name | |
183 | ||
97b58163 MD |
184 | #else |
185 | ||
186 | /* | |
187 | * Dispatch-table based interpreter. | |
188 | */ | |
189 | ||
190 | #define START_OP \ | |
47e5f13e | 191 | start_pc = &bytecode->code[0]; \ |
97b58163 MD |
192 | pc = next_pc = start_pc; \ |
193 | if (unlikely(pc - start_pc >= bytecode->len)) \ | |
194 | goto end; \ | |
04aa13f8 | 195 | goto *dispatch[*(bytecode_opcode_t *) pc]; |
97b58163 MD |
196 | |
197 | #define OP(name) \ | |
198 | LABEL_##name | |
199 | ||
200 | #define PO \ | |
201 | pc = next_pc; \ | |
04aa13f8 | 202 | goto *dispatch[*(bytecode_opcode_t *) pc]; |
97b58163 MD |
203 | |
204 | #define END_OP | |
205 | ||
53569322 MD |
206 | #define JUMP_TO(name) \ |
207 | goto LABEL_##name | |
208 | ||
97b58163 MD |
209 | #endif |
210 | ||
d97f9b78 MD |
211 | #define IS_INTEGER_REGISTER(reg_type) \ |
212 | (reg_type == REG_U64 || reg_type == REG_S64) | |
213 | ||
daacdbfc | 214 | static int context_get_index(struct lttng_ust_ctx *ctx, |
47e5f13e MD |
215 | struct load_ptr *ptr, |
216 | uint32_t idx) | |
217 | { | |
218 | ||
daacdbfc | 219 | struct lttng_ust_ctx_field *ctx_field; |
25cff019 | 220 | struct lttng_ust_event_field *field; |
daacdbfc | 221 | struct lttng_ust_ctx_value v; |
47e5f13e | 222 | |
daacdbfc MD |
223 | ctx_field = ctx->fields[idx]; |
224 | field = ctx_field->event_field; | |
47e5f13e | 225 | ptr->type = LOAD_OBJECT; |
f3503ba9 | 226 | ptr->field = field; |
47e5f13e | 227 | |
a084756d MD |
228 | switch (field->type->type) { |
229 | case lttng_ust_type_integer: | |
47e5f13e | 230 | ctx_field->get_value(ctx_field, &v); |
a084756d | 231 | if (lttng_ust_get_type_integer(field->type)->signedness) { |
47e5f13e MD |
232 | ptr->object_type = OBJECT_TYPE_S64; |
233 | ptr->u.s64 = v.u.s64; | |
234 | ptr->ptr = &ptr->u.s64; | |
235 | } else { | |
236 | ptr->object_type = OBJECT_TYPE_U64; | |
237 | ptr->u.u64 = v.u.s64; /* Cast. */ | |
238 | ptr->ptr = &ptr->u.u64; | |
239 | } | |
240 | break; | |
a084756d | 241 | case lttng_ust_type_enum: |
47e5f13e | 242 | { |
a084756d | 243 | const struct lttng_ust_type_integer *itype; |
47e5f13e | 244 | |
a084756d | 245 | itype = lttng_ust_get_type_integer(lttng_ust_get_type_enum(field->type)->container_type); |
47e5f13e MD |
246 | ctx_field->get_value(ctx_field, &v); |
247 | if (itype->signedness) { | |
70f9f7f9 | 248 | ptr->object_type = OBJECT_TYPE_SIGNED_ENUM; |
47e5f13e MD |
249 | ptr->u.s64 = v.u.s64; |
250 | ptr->ptr = &ptr->u.s64; | |
251 | } else { | |
70f9f7f9 | 252 | ptr->object_type = OBJECT_TYPE_UNSIGNED_ENUM; |
47e5f13e MD |
253 | ptr->u.u64 = v.u.s64; /* Cast. */ |
254 | ptr->ptr = &ptr->u.u64; | |
255 | } | |
256 | break; | |
257 | } | |
a084756d MD |
258 | case lttng_ust_type_array: |
259 | if (lttng_ust_get_type_array(field->type)->elem_type->type != lttng_ust_type_integer) { | |
47e5f13e MD |
260 | ERR("Array nesting only supports integer types."); |
261 | return -EINVAL; | |
262 | } | |
a084756d | 263 | if (lttng_ust_get_type_array(field->type)->encoding == lttng_ust_string_encoding_none) { |
47e5f13e MD |
264 | ERR("Only string arrays are supported for contexts."); |
265 | return -EINVAL; | |
266 | } | |
267 | ptr->object_type = OBJECT_TYPE_STRING; | |
268 | ctx_field->get_value(ctx_field, &v); | |
269 | ptr->ptr = v.u.str; | |
270 | break; | |
a084756d MD |
271 | case lttng_ust_type_sequence: |
272 | if (lttng_ust_get_type_sequence(field->type)->elem_type->type != lttng_ust_type_integer) { | |
47e5f13e MD |
273 | ERR("Sequence nesting only supports integer types."); |
274 | return -EINVAL; | |
275 | } | |
a084756d | 276 | if (lttng_ust_get_type_sequence(field->type)->encoding == lttng_ust_string_encoding_none) { |
47e5f13e MD |
277 | ERR("Only string sequences are supported for contexts."); |
278 | return -EINVAL; | |
279 | } | |
280 | ptr->object_type = OBJECT_TYPE_STRING; | |
281 | ctx_field->get_value(ctx_field, &v); | |
282 | ptr->ptr = v.u.str; | |
283 | break; | |
a084756d | 284 | case lttng_ust_type_string: |
47e5f13e MD |
285 | ptr->object_type = OBJECT_TYPE_STRING; |
286 | ctx_field->get_value(ctx_field, &v); | |
287 | ptr->ptr = v.u.str; | |
288 | break; | |
a084756d | 289 | case lttng_ust_type_float: |
47e5f13e | 290 | ptr->object_type = OBJECT_TYPE_DOUBLE; |
0245c698 | 291 | ctx_field->get_value(ctx_field, &v); |
47e5f13e MD |
292 | ptr->u.d = v.u.d; |
293 | ptr->ptr = &ptr->u.d; | |
294 | break; | |
a084756d | 295 | case lttng_ust_type_dynamic: |
47e5f13e MD |
296 | ctx_field->get_value(ctx_field, &v); |
297 | switch (v.sel) { | |
298 | case LTTNG_UST_DYNAMIC_TYPE_NONE: | |
299 | return -EINVAL; | |
86133caf FD |
300 | case LTTNG_UST_DYNAMIC_TYPE_U8: |
301 | case LTTNG_UST_DYNAMIC_TYPE_U16: | |
302 | case LTTNG_UST_DYNAMIC_TYPE_U32: | |
303 | case LTTNG_UST_DYNAMIC_TYPE_U64: | |
304 | ptr->object_type = OBJECT_TYPE_U64; | |
305 | ptr->u.u64 = v.u.u64; | |
306 | ptr->ptr = &ptr->u.u64; | |
307 | dbg_printf("context get index dynamic u64 %" PRIi64 "\n", ptr->u.u64); | |
308 | break; | |
309 | case LTTNG_UST_DYNAMIC_TYPE_S8: | |
310 | case LTTNG_UST_DYNAMIC_TYPE_S16: | |
311 | case LTTNG_UST_DYNAMIC_TYPE_S32: | |
47e5f13e MD |
312 | case LTTNG_UST_DYNAMIC_TYPE_S64: |
313 | ptr->object_type = OBJECT_TYPE_S64; | |
314 | ptr->u.s64 = v.u.s64; | |
315 | ptr->ptr = &ptr->u.s64; | |
316 | dbg_printf("context get index dynamic s64 %" PRIi64 "\n", ptr->u.s64); | |
317 | break; | |
86133caf | 318 | case LTTNG_UST_DYNAMIC_TYPE_FLOAT: |
47e5f13e MD |
319 | case LTTNG_UST_DYNAMIC_TYPE_DOUBLE: |
320 | ptr->object_type = OBJECT_TYPE_DOUBLE; | |
321 | ptr->u.d = v.u.d; | |
322 | ptr->ptr = &ptr->u.d; | |
323 | dbg_printf("context get index dynamic double %g\n", ptr->u.d); | |
324 | break; | |
325 | case LTTNG_UST_DYNAMIC_TYPE_STRING: | |
326 | ptr->object_type = OBJECT_TYPE_STRING; | |
327 | ptr->ptr = v.u.str; | |
328 | dbg_printf("context get index dynamic string %s\n", (const char *) ptr->ptr); | |
329 | break; | |
330 | default: | |
04aa13f8 | 331 | dbg_printf("Interpreter warning: unknown dynamic type (%d).\n", (int) v.sel); |
47e5f13e MD |
332 | return -EINVAL; |
333 | } | |
334 | break; | |
47e5f13e | 335 | default: |
a084756d | 336 | ERR("Unknown type: %d", (int) field->type->type); |
47e5f13e MD |
337 | return -EINVAL; |
338 | } | |
339 | return 0; | |
340 | } | |
341 | ||
daacdbfc | 342 | static int dynamic_get_index(struct lttng_ust_ctx *ctx, |
47e5f13e MD |
343 | struct bytecode_runtime *runtime, |
344 | uint64_t index, struct estack_entry *stack_top) | |
345 | { | |
346 | int ret; | |
04aa13f8 | 347 | const struct bytecode_get_index_data *gid; |
47e5f13e | 348 | |
04aa13f8 | 349 | gid = (const struct bytecode_get_index_data *) &runtime->data[index]; |
47e5f13e MD |
350 | switch (stack_top->u.ptr.type) { |
351 | case LOAD_OBJECT: | |
352 | switch (stack_top->u.ptr.object_type) { | |
353 | case OBJECT_TYPE_ARRAY: | |
354 | { | |
355 | const char *ptr; | |
356 | ||
357 | assert(gid->offset < gid->array_len); | |
358 | /* Skip count (unsigned long) */ | |
359 | ptr = *(const char **) (stack_top->u.ptr.ptr + sizeof(unsigned long)); | |
360 | ptr = ptr + gid->offset; | |
361 | stack_top->u.ptr.ptr = ptr; | |
362 | stack_top->u.ptr.object_type = gid->elem.type; | |
363 | stack_top->u.ptr.rev_bo = gid->elem.rev_bo; | |
a084756d | 364 | assert(stack_top->u.ptr.field->type->type == lttng_ust_type_array); |
47e5f13e MD |
365 | stack_top->u.ptr.field = NULL; |
366 | break; | |
367 | } | |
368 | case OBJECT_TYPE_SEQUENCE: | |
369 | { | |
370 | const char *ptr; | |
371 | size_t ptr_seq_len; | |
372 | ||
373 | ptr = *(const char **) (stack_top->u.ptr.ptr + sizeof(unsigned long)); | |
374 | ptr_seq_len = *(unsigned long *) stack_top->u.ptr.ptr; | |
375 | if (gid->offset >= gid->elem.len * ptr_seq_len) { | |
376 | ret = -EINVAL; | |
377 | goto end; | |
378 | } | |
379 | ptr = ptr + gid->offset; | |
380 | stack_top->u.ptr.ptr = ptr; | |
381 | stack_top->u.ptr.object_type = gid->elem.type; | |
382 | stack_top->u.ptr.rev_bo = gid->elem.rev_bo; | |
a084756d | 383 | assert(stack_top->u.ptr.field->type->type == lttng_ust_type_sequence); |
47e5f13e MD |
384 | stack_top->u.ptr.field = NULL; |
385 | break; | |
386 | } | |
387 | case OBJECT_TYPE_STRUCT: | |
388 | ERR("Nested structures are not supported yet."); | |
389 | ret = -EINVAL; | |
390 | goto end; | |
391 | case OBJECT_TYPE_VARIANT: | |
392 | default: | |
393 | ERR("Unexpected get index type %d", | |
394 | (int) stack_top->u.ptr.object_type); | |
395 | ret = -EINVAL; | |
396 | goto end; | |
397 | } | |
398 | break; | |
399 | case LOAD_ROOT_CONTEXT: | |
400 | case LOAD_ROOT_APP_CONTEXT: /* Fall-through */ | |
401 | { | |
47e5f13e MD |
402 | ret = context_get_index(ctx, |
403 | &stack_top->u.ptr, | |
404 | gid->ctx_index); | |
405 | if (ret) { | |
406 | goto end; | |
407 | } | |
408 | break; | |
409 | } | |
410 | case LOAD_ROOT_PAYLOAD: | |
411 | stack_top->u.ptr.ptr += gid->offset; | |
412 | if (gid->elem.type == OBJECT_TYPE_STRING) | |
413 | stack_top->u.ptr.ptr = *(const char * const *) stack_top->u.ptr.ptr; | |
414 | stack_top->u.ptr.object_type = gid->elem.type; | |
415 | stack_top->u.ptr.type = LOAD_OBJECT; | |
f3503ba9 | 416 | stack_top->u.ptr.field = gid->field; |
6bbd9df3 | 417 | stack_top->u.ptr.rev_bo = gid->elem.rev_bo; |
47e5f13e MD |
418 | break; |
419 | } | |
d312cd35 FD |
420 | |
421 | stack_top->type = REG_PTR; | |
422 | ||
47e5f13e MD |
423 | return 0; |
424 | ||
425 | end: | |
426 | return ret; | |
427 | } | |
428 | ||
429 | static int dynamic_load_field(struct estack_entry *stack_top) | |
430 | { | |
431 | int ret; | |
432 | ||
433 | switch (stack_top->u.ptr.type) { | |
434 | case LOAD_OBJECT: | |
435 | break; | |
436 | case LOAD_ROOT_CONTEXT: | |
437 | case LOAD_ROOT_APP_CONTEXT: | |
438 | case LOAD_ROOT_PAYLOAD: | |
439 | default: | |
04aa13f8 | 440 | dbg_printf("Interpreter warning: cannot load root, missing field name.\n"); |
47e5f13e MD |
441 | ret = -EINVAL; |
442 | goto end; | |
443 | } | |
444 | switch (stack_top->u.ptr.object_type) { | |
445 | case OBJECT_TYPE_S8: | |
446 | dbg_printf("op load field s8\n"); | |
447 | stack_top->u.v = *(int8_t *) stack_top->u.ptr.ptr; | |
448 | stack_top->type = REG_S64; | |
449 | break; | |
450 | case OBJECT_TYPE_S16: | |
451 | { | |
452 | int16_t tmp; | |
453 | ||
454 | dbg_printf("op load field s16\n"); | |
455 | tmp = *(int16_t *) stack_top->u.ptr.ptr; | |
456 | if (stack_top->u.ptr.rev_bo) | |
457 | tmp = bswap_16(tmp); | |
458 | stack_top->u.v = tmp; | |
459 | stack_top->type = REG_S64; | |
460 | break; | |
461 | } | |
462 | case OBJECT_TYPE_S32: | |
463 | { | |
464 | int32_t tmp; | |
465 | ||
466 | dbg_printf("op load field s32\n"); | |
467 | tmp = *(int32_t *) stack_top->u.ptr.ptr; | |
468 | if (stack_top->u.ptr.rev_bo) | |
469 | tmp = bswap_32(tmp); | |
470 | stack_top->u.v = tmp; | |
471 | stack_top->type = REG_S64; | |
472 | break; | |
473 | } | |
474 | case OBJECT_TYPE_S64: | |
475 | { | |
476 | int64_t tmp; | |
477 | ||
478 | dbg_printf("op load field s64\n"); | |
479 | tmp = *(int64_t *) stack_top->u.ptr.ptr; | |
480 | if (stack_top->u.ptr.rev_bo) | |
481 | tmp = bswap_64(tmp); | |
482 | stack_top->u.v = tmp; | |
483 | stack_top->type = REG_S64; | |
484 | break; | |
485 | } | |
70f9f7f9 FD |
486 | case OBJECT_TYPE_SIGNED_ENUM: |
487 | { | |
488 | int64_t tmp; | |
489 | ||
490 | dbg_printf("op load field signed enumeration\n"); | |
491 | tmp = *(int64_t *) stack_top->u.ptr.ptr; | |
492 | if (stack_top->u.ptr.rev_bo) | |
493 | tmp = bswap_64(tmp); | |
494 | stack_top->u.v = tmp; | |
495 | stack_top->type = REG_S64; | |
496 | break; | |
497 | } | |
47e5f13e MD |
498 | case OBJECT_TYPE_U8: |
499 | dbg_printf("op load field u8\n"); | |
500 | stack_top->u.v = *(uint8_t *) stack_top->u.ptr.ptr; | |
d97f9b78 | 501 | stack_top->type = REG_U64; |
47e5f13e MD |
502 | break; |
503 | case OBJECT_TYPE_U16: | |
504 | { | |
505 | uint16_t tmp; | |
506 | ||
055d27d7 | 507 | dbg_printf("op load field u16\n"); |
47e5f13e MD |
508 | tmp = *(uint16_t *) stack_top->u.ptr.ptr; |
509 | if (stack_top->u.ptr.rev_bo) | |
510 | tmp = bswap_16(tmp); | |
511 | stack_top->u.v = tmp; | |
d97f9b78 | 512 | stack_top->type = REG_U64; |
47e5f13e MD |
513 | break; |
514 | } | |
515 | case OBJECT_TYPE_U32: | |
516 | { | |
517 | uint32_t tmp; | |
518 | ||
519 | dbg_printf("op load field u32\n"); | |
520 | tmp = *(uint32_t *) stack_top->u.ptr.ptr; | |
521 | if (stack_top->u.ptr.rev_bo) | |
522 | tmp = bswap_32(tmp); | |
523 | stack_top->u.v = tmp; | |
d97f9b78 | 524 | stack_top->type = REG_U64; |
47e5f13e MD |
525 | break; |
526 | } | |
527 | case OBJECT_TYPE_U64: | |
528 | { | |
529 | uint64_t tmp; | |
530 | ||
531 | dbg_printf("op load field u64\n"); | |
532 | tmp = *(uint64_t *) stack_top->u.ptr.ptr; | |
533 | if (stack_top->u.ptr.rev_bo) | |
534 | tmp = bswap_64(tmp); | |
535 | stack_top->u.v = tmp; | |
d97f9b78 | 536 | stack_top->type = REG_U64; |
47e5f13e MD |
537 | break; |
538 | } | |
70f9f7f9 FD |
539 | case OBJECT_TYPE_UNSIGNED_ENUM: |
540 | { | |
541 | uint64_t tmp; | |
542 | ||
543 | dbg_printf("op load field unsigned enumeration\n"); | |
544 | tmp = *(uint64_t *) stack_top->u.ptr.ptr; | |
545 | if (stack_top->u.ptr.rev_bo) | |
546 | tmp = bswap_64(tmp); | |
547 | stack_top->u.v = tmp; | |
548 | stack_top->type = REG_U64; | |
549 | break; | |
550 | } | |
47e5f13e MD |
551 | case OBJECT_TYPE_DOUBLE: |
552 | memcpy(&stack_top->u.d, | |
553 | stack_top->u.ptr.ptr, | |
554 | sizeof(struct literal_double)); | |
555 | stack_top->type = REG_DOUBLE; | |
556 | break; | |
557 | case OBJECT_TYPE_STRING: | |
558 | { | |
559 | const char *str; | |
560 | ||
561 | dbg_printf("op load field string\n"); | |
562 | str = (const char *) stack_top->u.ptr.ptr; | |
563 | stack_top->u.s.str = str; | |
564 | if (unlikely(!stack_top->u.s.str)) { | |
04aa13f8 | 565 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
47e5f13e MD |
566 | ret = -EINVAL; |
567 | goto end; | |
568 | } | |
569 | stack_top->u.s.seq_len = SIZE_MAX; | |
570 | stack_top->u.s.literal_type = | |
571 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
572 | stack_top->type = REG_STRING; | |
573 | break; | |
574 | } | |
575 | case OBJECT_TYPE_STRING_SEQUENCE: | |
576 | { | |
577 | const char *ptr; | |
578 | ||
579 | dbg_printf("op load field string sequence\n"); | |
580 | ptr = stack_top->u.ptr.ptr; | |
581 | stack_top->u.s.seq_len = *(unsigned long *) ptr; | |
582 | stack_top->u.s.str = *(const char **) (ptr + sizeof(unsigned long)); | |
583 | stack_top->type = REG_STRING; | |
584 | if (unlikely(!stack_top->u.s.str)) { | |
04aa13f8 | 585 | dbg_printf("Interpreter warning: loading a NULL sequence.\n"); |
47e5f13e MD |
586 | ret = -EINVAL; |
587 | goto end; | |
588 | } | |
589 | stack_top->u.s.literal_type = | |
590 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
591 | break; | |
592 | } | |
593 | case OBJECT_TYPE_DYNAMIC: | |
594 | /* | |
595 | * Dynamic types in context are looked up | |
596 | * by context get index. | |
597 | */ | |
598 | ret = -EINVAL; | |
599 | goto end; | |
600 | case OBJECT_TYPE_SEQUENCE: | |
601 | case OBJECT_TYPE_ARRAY: | |
602 | case OBJECT_TYPE_STRUCT: | |
603 | case OBJECT_TYPE_VARIANT: | |
604 | ERR("Sequences, arrays, struct and variant cannot be loaded (nested types)."); | |
605 | ret = -EINVAL; | |
606 | goto end; | |
607 | } | |
608 | return 0; | |
609 | ||
610 | end: | |
611 | return ret; | |
612 | } | |
613 | ||
f3503ba9 FD |
614 | static |
615 | int lttng_bytecode_interpret_format_output(struct estack_entry *ax, | |
616 | struct lttng_interpreter_output *output) | |
617 | { | |
618 | int ret; | |
619 | ||
620 | again: | |
621 | switch (ax->type) { | |
622 | case REG_S64: | |
623 | output->type = LTTNG_INTERPRETER_TYPE_S64; | |
624 | output->u.s = ax->u.v; | |
625 | break; | |
626 | case REG_U64: | |
627 | output->type = LTTNG_INTERPRETER_TYPE_U64; | |
628 | output->u.u = (uint64_t) ax->u.v; | |
629 | break; | |
630 | case REG_DOUBLE: | |
631 | output->type = LTTNG_INTERPRETER_TYPE_DOUBLE; | |
632 | output->u.d = ax->u.d; | |
633 | break; | |
634 | case REG_STRING: | |
635 | output->type = LTTNG_INTERPRETER_TYPE_STRING; | |
636 | output->u.str.str = ax->u.s.str; | |
637 | output->u.str.len = ax->u.s.seq_len; | |
638 | break; | |
639 | case REG_PTR: | |
640 | switch (ax->u.ptr.object_type) { | |
641 | case OBJECT_TYPE_S8: | |
642 | case OBJECT_TYPE_S16: | |
643 | case OBJECT_TYPE_S32: | |
644 | case OBJECT_TYPE_S64: | |
645 | case OBJECT_TYPE_U8: | |
646 | case OBJECT_TYPE_U16: | |
647 | case OBJECT_TYPE_U32: | |
648 | case OBJECT_TYPE_U64: | |
649 | case OBJECT_TYPE_DOUBLE: | |
650 | case OBJECT_TYPE_STRING: | |
651 | case OBJECT_TYPE_STRING_SEQUENCE: | |
652 | ret = dynamic_load_field(ax); | |
653 | if (ret) | |
654 | return ret; | |
655 | /* Retry after loading ptr into stack top. */ | |
656 | goto again; | |
657 | case OBJECT_TYPE_SEQUENCE: | |
658 | output->type = LTTNG_INTERPRETER_TYPE_SEQUENCE; | |
659 | output->u.sequence.ptr = *(const char **) (ax->u.ptr.ptr + sizeof(unsigned long)); | |
660 | output->u.sequence.nr_elem = *(unsigned long *) ax->u.ptr.ptr; | |
a084756d | 661 | output->u.sequence.nested_type = lttng_ust_get_type_sequence(ax->u.ptr.field->type)->elem_type; |
f3503ba9 FD |
662 | break; |
663 | case OBJECT_TYPE_ARRAY: | |
664 | /* Skip count (unsigned long) */ | |
665 | output->type = LTTNG_INTERPRETER_TYPE_SEQUENCE; | |
666 | output->u.sequence.ptr = *(const char **) (ax->u.ptr.ptr + sizeof(unsigned long)); | |
a084756d MD |
667 | output->u.sequence.nr_elem = lttng_ust_get_type_array(ax->u.ptr.field->type)->length; |
668 | output->u.sequence.nested_type = lttng_ust_get_type_array(ax->u.ptr.field->type)->elem_type; | |
f3503ba9 | 669 | break; |
70f9f7f9 FD |
670 | case OBJECT_TYPE_SIGNED_ENUM: |
671 | ret = dynamic_load_field(ax); | |
672 | if (ret) | |
673 | return ret; | |
674 | output->type = LTTNG_INTERPRETER_TYPE_SIGNED_ENUM; | |
675 | output->u.s = ax->u.v; | |
676 | break; | |
677 | case OBJECT_TYPE_UNSIGNED_ENUM: | |
678 | ret = dynamic_load_field(ax); | |
679 | if (ret) | |
680 | return ret; | |
681 | output->type = LTTNG_INTERPRETER_TYPE_UNSIGNED_ENUM; | |
682 | output->u.u = ax->u.v; | |
683 | break; | |
f3503ba9 FD |
684 | case OBJECT_TYPE_STRUCT: |
685 | case OBJECT_TYPE_VARIANT: | |
686 | default: | |
687 | return -EINVAL; | |
688 | } | |
689 | ||
690 | break; | |
691 | case REG_STAR_GLOB_STRING: | |
692 | case REG_UNKNOWN: | |
693 | default: | |
694 | return -EINVAL; | |
695 | } | |
696 | ||
22c30e27 | 697 | return 0; |
f3503ba9 FD |
698 | } |
699 | ||
8a92ed2a | 700 | /* |
d37ecb3f FD |
701 | * For `output` equal to NULL: |
702 | * Return 0 (discard), or raise the 0x1 flag (log event). | |
703 | * Currently, other flags are kept for future extensions and have no | |
704 | * effect. | |
705 | * For `output` not equal to NULL: | |
706 | * Return 0 on success, negative error value on error. | |
8a92ed2a | 707 | */ |
22c30e27 | 708 | int lttng_bytecode_interpret(struct lttng_ust_bytecode_runtime *ust_bytecode, |
f3503ba9 | 709 | const char *interpreter_stack_data, |
22c30e27 | 710 | void *caller_ctx) |
97b58163 | 711 | { |
22c30e27 MD |
712 | struct bytecode_runtime *bytecode = caa_container_of(ust_bytecode, struct bytecode_runtime, p); |
713 | struct lttng_ust_ctx *ctx = lttng_ust_rcu_dereference(*ust_bytecode->priv->pctx); | |
97b58163 | 714 | void *pc, *next_pc, *start_pc; |
22c30e27 | 715 | int ret = -EINVAL, retval = 0; |
0305960f MD |
716 | struct estack _stack; |
717 | struct estack *stack = &_stack; | |
9b33aac4 | 718 | register int64_t ax = 0, bx = 0; |
53569322 | 719 | register enum entry_type ax_t = REG_UNKNOWN, bx_t = REG_UNKNOWN; |
04aa13f8 | 720 | register int top = INTERPRETER_STACK_EMPTY; |
97b58163 | 721 | #ifndef INTERPRETER_USE_SWITCH |
04aa13f8 FD |
722 | static void *dispatch[NR_BYTECODE_OPS] = { |
723 | [ BYTECODE_OP_UNKNOWN ] = &&LABEL_BYTECODE_OP_UNKNOWN, | |
97b58163 | 724 | |
04aa13f8 | 725 | [ BYTECODE_OP_RETURN ] = &&LABEL_BYTECODE_OP_RETURN, |
97b58163 MD |
726 | |
727 | /* binary */ | |
04aa13f8 FD |
728 | [ BYTECODE_OP_MUL ] = &&LABEL_BYTECODE_OP_MUL, |
729 | [ BYTECODE_OP_DIV ] = &&LABEL_BYTECODE_OP_DIV, | |
730 | [ BYTECODE_OP_MOD ] = &&LABEL_BYTECODE_OP_MOD, | |
731 | [ BYTECODE_OP_PLUS ] = &&LABEL_BYTECODE_OP_PLUS, | |
732 | [ BYTECODE_OP_MINUS ] = &&LABEL_BYTECODE_OP_MINUS, | |
733 | [ BYTECODE_OP_BIT_RSHIFT ] = &&LABEL_BYTECODE_OP_BIT_RSHIFT, | |
734 | [ BYTECODE_OP_BIT_LSHIFT ] = &&LABEL_BYTECODE_OP_BIT_LSHIFT, | |
735 | [ BYTECODE_OP_BIT_AND ] = &&LABEL_BYTECODE_OP_BIT_AND, | |
736 | [ BYTECODE_OP_BIT_OR ] = &&LABEL_BYTECODE_OP_BIT_OR, | |
737 | [ BYTECODE_OP_BIT_XOR ] = &&LABEL_BYTECODE_OP_BIT_XOR, | |
97b58163 MD |
738 | |
739 | /* binary comparators */ | |
04aa13f8 FD |
740 | [ BYTECODE_OP_EQ ] = &&LABEL_BYTECODE_OP_EQ, |
741 | [ BYTECODE_OP_NE ] = &&LABEL_BYTECODE_OP_NE, | |
742 | [ BYTECODE_OP_GT ] = &&LABEL_BYTECODE_OP_GT, | |
743 | [ BYTECODE_OP_LT ] = &&LABEL_BYTECODE_OP_LT, | |
744 | [ BYTECODE_OP_GE ] = &&LABEL_BYTECODE_OP_GE, | |
745 | [ BYTECODE_OP_LE ] = &&LABEL_BYTECODE_OP_LE, | |
97b58163 MD |
746 | |
747 | /* string binary comparator */ | |
04aa13f8 FD |
748 | [ BYTECODE_OP_EQ_STRING ] = &&LABEL_BYTECODE_OP_EQ_STRING, |
749 | [ BYTECODE_OP_NE_STRING ] = &&LABEL_BYTECODE_OP_NE_STRING, | |
750 | [ BYTECODE_OP_GT_STRING ] = &&LABEL_BYTECODE_OP_GT_STRING, | |
751 | [ BYTECODE_OP_LT_STRING ] = &&LABEL_BYTECODE_OP_LT_STRING, | |
752 | [ BYTECODE_OP_GE_STRING ] = &&LABEL_BYTECODE_OP_GE_STRING, | |
753 | [ BYTECODE_OP_LE_STRING ] = &&LABEL_BYTECODE_OP_LE_STRING, | |
97b58163 | 754 | |
3151a51d | 755 | /* globbing pattern binary comparator */ |
04aa13f8 FD |
756 | [ BYTECODE_OP_EQ_STAR_GLOB_STRING ] = &&LABEL_BYTECODE_OP_EQ_STAR_GLOB_STRING, |
757 | [ BYTECODE_OP_NE_STAR_GLOB_STRING ] = &&LABEL_BYTECODE_OP_NE_STAR_GLOB_STRING, | |
3151a51d | 758 | |
97b58163 | 759 | /* s64 binary comparator */ |
04aa13f8 FD |
760 | [ BYTECODE_OP_EQ_S64 ] = &&LABEL_BYTECODE_OP_EQ_S64, |
761 | [ BYTECODE_OP_NE_S64 ] = &&LABEL_BYTECODE_OP_NE_S64, | |
762 | [ BYTECODE_OP_GT_S64 ] = &&LABEL_BYTECODE_OP_GT_S64, | |
763 | [ BYTECODE_OP_LT_S64 ] = &&LABEL_BYTECODE_OP_LT_S64, | |
764 | [ BYTECODE_OP_GE_S64 ] = &&LABEL_BYTECODE_OP_GE_S64, | |
765 | [ BYTECODE_OP_LE_S64 ] = &&LABEL_BYTECODE_OP_LE_S64, | |
97b58163 MD |
766 | |
767 | /* double binary comparator */ | |
04aa13f8 FD |
768 | [ BYTECODE_OP_EQ_DOUBLE ] = &&LABEL_BYTECODE_OP_EQ_DOUBLE, |
769 | [ BYTECODE_OP_NE_DOUBLE ] = &&LABEL_BYTECODE_OP_NE_DOUBLE, | |
770 | [ BYTECODE_OP_GT_DOUBLE ] = &&LABEL_BYTECODE_OP_GT_DOUBLE, | |
771 | [ BYTECODE_OP_LT_DOUBLE ] = &&LABEL_BYTECODE_OP_LT_DOUBLE, | |
772 | [ BYTECODE_OP_GE_DOUBLE ] = &&LABEL_BYTECODE_OP_GE_DOUBLE, | |
773 | [ BYTECODE_OP_LE_DOUBLE ] = &&LABEL_BYTECODE_OP_LE_DOUBLE, | |
97b58163 | 774 | |
dbea82ec | 775 | /* Mixed S64-double binary comparators */ |
04aa13f8 FD |
776 | [ BYTECODE_OP_EQ_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_EQ_DOUBLE_S64, |
777 | [ BYTECODE_OP_NE_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_NE_DOUBLE_S64, | |
778 | [ BYTECODE_OP_GT_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_GT_DOUBLE_S64, | |
779 | [ BYTECODE_OP_LT_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_LT_DOUBLE_S64, | |
780 | [ BYTECODE_OP_GE_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_GE_DOUBLE_S64, | |
781 | [ BYTECODE_OP_LE_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_LE_DOUBLE_S64, | |
782 | ||
783 | [ BYTECODE_OP_EQ_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_EQ_S64_DOUBLE, | |
784 | [ BYTECODE_OP_NE_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_NE_S64_DOUBLE, | |
785 | [ BYTECODE_OP_GT_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_GT_S64_DOUBLE, | |
786 | [ BYTECODE_OP_LT_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_LT_S64_DOUBLE, | |
787 | [ BYTECODE_OP_GE_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_GE_S64_DOUBLE, | |
788 | [ BYTECODE_OP_LE_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_LE_S64_DOUBLE, | |
dbea82ec | 789 | |
97b58163 | 790 | /* unary */ |
04aa13f8 FD |
791 | [ BYTECODE_OP_UNARY_PLUS ] = &&LABEL_BYTECODE_OP_UNARY_PLUS, |
792 | [ BYTECODE_OP_UNARY_MINUS ] = &&LABEL_BYTECODE_OP_UNARY_MINUS, | |
793 | [ BYTECODE_OP_UNARY_NOT ] = &&LABEL_BYTECODE_OP_UNARY_NOT, | |
794 | [ BYTECODE_OP_UNARY_PLUS_S64 ] = &&LABEL_BYTECODE_OP_UNARY_PLUS_S64, | |
795 | [ BYTECODE_OP_UNARY_MINUS_S64 ] = &&LABEL_BYTECODE_OP_UNARY_MINUS_S64, | |
796 | [ BYTECODE_OP_UNARY_NOT_S64 ] = &&LABEL_BYTECODE_OP_UNARY_NOT_S64, | |
797 | [ BYTECODE_OP_UNARY_PLUS_DOUBLE ] = &&LABEL_BYTECODE_OP_UNARY_PLUS_DOUBLE, | |
798 | [ BYTECODE_OP_UNARY_MINUS_DOUBLE ] = &&LABEL_BYTECODE_OP_UNARY_MINUS_DOUBLE, | |
799 | [ BYTECODE_OP_UNARY_NOT_DOUBLE ] = &&LABEL_BYTECODE_OP_UNARY_NOT_DOUBLE, | |
97b58163 MD |
800 | |
801 | /* logical */ | |
04aa13f8 FD |
802 | [ BYTECODE_OP_AND ] = &&LABEL_BYTECODE_OP_AND, |
803 | [ BYTECODE_OP_OR ] = &&LABEL_BYTECODE_OP_OR, | |
97b58163 | 804 | |
77aa5901 | 805 | /* load field ref */ |
04aa13f8 FD |
806 | [ BYTECODE_OP_LOAD_FIELD_REF ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF, |
807 | [ BYTECODE_OP_LOAD_FIELD_REF_STRING ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_STRING, | |
808 | [ BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE, | |
809 | [ BYTECODE_OP_LOAD_FIELD_REF_S64 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_S64, | |
810 | [ BYTECODE_OP_LOAD_FIELD_REF_DOUBLE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_DOUBLE, | |
97b58163 | 811 | |
77aa5901 | 812 | /* load from immediate operand */ |
04aa13f8 FD |
813 | [ BYTECODE_OP_LOAD_STRING ] = &&LABEL_BYTECODE_OP_LOAD_STRING, |
814 | [ BYTECODE_OP_LOAD_STAR_GLOB_STRING ] = &&LABEL_BYTECODE_OP_LOAD_STAR_GLOB_STRING, | |
815 | [ BYTECODE_OP_LOAD_S64 ] = &&LABEL_BYTECODE_OP_LOAD_S64, | |
816 | [ BYTECODE_OP_LOAD_DOUBLE ] = &&LABEL_BYTECODE_OP_LOAD_DOUBLE, | |
97b58163 MD |
817 | |
818 | /* cast */ | |
04aa13f8 FD |
819 | [ BYTECODE_OP_CAST_TO_S64 ] = &&LABEL_BYTECODE_OP_CAST_TO_S64, |
820 | [ BYTECODE_OP_CAST_DOUBLE_TO_S64 ] = &&LABEL_BYTECODE_OP_CAST_DOUBLE_TO_S64, | |
821 | [ BYTECODE_OP_CAST_NOP ] = &&LABEL_BYTECODE_OP_CAST_NOP, | |
77aa5901 MD |
822 | |
823 | /* get context ref */ | |
04aa13f8 FD |
824 | [ BYTECODE_OP_GET_CONTEXT_REF ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF, |
825 | [ BYTECODE_OP_GET_CONTEXT_REF_STRING ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF_STRING, | |
826 | [ BYTECODE_OP_GET_CONTEXT_REF_S64 ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF_S64, | |
827 | [ BYTECODE_OP_GET_CONTEXT_REF_DOUBLE ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF_DOUBLE, | |
47e5f13e MD |
828 | |
829 | /* Instructions for recursive traversal through composed types. */ | |
04aa13f8 FD |
830 | [ BYTECODE_OP_GET_CONTEXT_ROOT ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_ROOT, |
831 | [ BYTECODE_OP_GET_APP_CONTEXT_ROOT ] = &&LABEL_BYTECODE_OP_GET_APP_CONTEXT_ROOT, | |
832 | [ BYTECODE_OP_GET_PAYLOAD_ROOT ] = &&LABEL_BYTECODE_OP_GET_PAYLOAD_ROOT, | |
833 | ||
834 | [ BYTECODE_OP_GET_SYMBOL ] = &&LABEL_BYTECODE_OP_GET_SYMBOL, | |
835 | [ BYTECODE_OP_GET_SYMBOL_FIELD ] = &&LABEL_BYTECODE_OP_GET_SYMBOL_FIELD, | |
836 | [ BYTECODE_OP_GET_INDEX_U16 ] = &&LABEL_BYTECODE_OP_GET_INDEX_U16, | |
837 | [ BYTECODE_OP_GET_INDEX_U64 ] = &&LABEL_BYTECODE_OP_GET_INDEX_U64, | |
838 | ||
839 | [ BYTECODE_OP_LOAD_FIELD ] = &&LABEL_BYTECODE_OP_LOAD_FIELD, | |
840 | [ BYTECODE_OP_LOAD_FIELD_S8 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S8, | |
841 | [ BYTECODE_OP_LOAD_FIELD_S16 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S16, | |
842 | [ BYTECODE_OP_LOAD_FIELD_S32 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S32, | |
843 | [ BYTECODE_OP_LOAD_FIELD_S64 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S64, | |
844 | [ BYTECODE_OP_LOAD_FIELD_U8 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U8, | |
845 | [ BYTECODE_OP_LOAD_FIELD_U16 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U16, | |
846 | [ BYTECODE_OP_LOAD_FIELD_U32 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U32, | |
847 | [ BYTECODE_OP_LOAD_FIELD_U64 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U64, | |
848 | [ BYTECODE_OP_LOAD_FIELD_STRING ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_STRING, | |
849 | [ BYTECODE_OP_LOAD_FIELD_SEQUENCE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_SEQUENCE, | |
850 | [ BYTECODE_OP_LOAD_FIELD_DOUBLE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_DOUBLE, | |
851 | ||
852 | [ BYTECODE_OP_UNARY_BIT_NOT ] = &&LABEL_BYTECODE_OP_UNARY_BIT_NOT, | |
853 | ||
854 | [ BYTECODE_OP_RETURN_S64 ] = &&LABEL_BYTECODE_OP_RETURN_S64, | |
97b58163 MD |
855 | }; |
856 | #endif /* #ifndef INTERPRETER_USE_SWITCH */ | |
857 | ||
858 | START_OP | |
859 | ||
04aa13f8 FD |
860 | OP(BYTECODE_OP_UNKNOWN): |
861 | OP(BYTECODE_OP_LOAD_FIELD_REF): | |
97b58163 MD |
862 | #ifdef INTERPRETER_USE_SWITCH |
863 | default: | |
864 | #endif /* INTERPRETER_USE_SWITCH */ | |
47e5f13e | 865 | ERR("unknown bytecode op %u", |
04aa13f8 | 866 | (unsigned int) *(bytecode_opcode_t *) pc); |
97b58163 MD |
867 | ret = -EINVAL; |
868 | goto end; | |
869 | ||
04aa13f8 | 870 | OP(BYTECODE_OP_RETURN): |
22c30e27 | 871 | /* LTTNG_UST_BYTECODE_INTERPRETER_ERROR or LTTNG_UST_BYTECODE_INTERPRETER_OK */ |
47e5f13e MD |
872 | /* Handle dynamic typing. */ |
873 | switch (estack_ax_t) { | |
874 | case REG_S64: | |
d97f9b78 | 875 | case REG_U64: |
47e5f13e MD |
876 | retval = !!estack_ax_v; |
877 | break; | |
878 | case REG_DOUBLE: | |
879 | case REG_STRING: | |
f3503ba9 | 880 | case REG_PTR: |
22c30e27 | 881 | if (ust_bytecode->priv->type != LTTNG_UST_BYTECODE_TYPE_CAPTURE) { |
f3503ba9 FD |
882 | ret = -EINVAL; |
883 | goto end; | |
884 | } | |
885 | retval = 0; | |
886 | break; | |
47e5f13e | 887 | case REG_STAR_GLOB_STRING: |
f3503ba9 | 888 | case REG_UNKNOWN: |
47e5f13e MD |
889 | default: |
890 | ret = -EINVAL; | |
891 | goto end; | |
892 | } | |
97b58163 MD |
893 | ret = 0; |
894 | goto end; | |
895 | ||
04aa13f8 | 896 | OP(BYTECODE_OP_RETURN_S64): |
22c30e27 | 897 | /* LTTNG_UST_BYTECODE_INTERPRETER_ERROR or LTTNG_UST_BYTECODE_INTERPRETER_OK */ |
93c591bb MD |
898 | retval = !!estack_ax_v; |
899 | ret = 0; | |
900 | goto end; | |
901 | ||
97b58163 | 902 | /* binary */ |
04aa13f8 FD |
903 | OP(BYTECODE_OP_MUL): |
904 | OP(BYTECODE_OP_DIV): | |
905 | OP(BYTECODE_OP_MOD): | |
906 | OP(BYTECODE_OP_PLUS): | |
907 | OP(BYTECODE_OP_MINUS): | |
47e5f13e | 908 | ERR("unsupported bytecode op %u", |
04aa13f8 | 909 | (unsigned int) *(bytecode_opcode_t *) pc); |
97b58163 MD |
910 | ret = -EINVAL; |
911 | goto end; | |
912 | ||
04aa13f8 | 913 | OP(BYTECODE_OP_EQ): |
53569322 MD |
914 | { |
915 | /* Dynamic typing. */ | |
916 | switch (estack_ax_t) { | |
d97f9b78 MD |
917 | case REG_S64: /* Fall-through */ |
918 | case REG_U64: | |
53569322 | 919 | switch (estack_bx_t) { |
d97f9b78 MD |
920 | case REG_S64: /* Fall-through */ |
921 | case REG_U64: | |
04aa13f8 | 922 | JUMP_TO(BYTECODE_OP_EQ_S64); |
53569322 | 923 | case REG_DOUBLE: |
04aa13f8 | 924 | JUMP_TO(BYTECODE_OP_EQ_DOUBLE_S64); |
3151a51d PP |
925 | case REG_STRING: /* Fall-through */ |
926 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
927 | ret = -EINVAL; |
928 | goto end; | |
929 | default: | |
04aa13f8 | 930 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
931 | (int) estack_bx_t); |
932 | ret = -EINVAL; | |
933 | goto end; | |
934 | } | |
935 | break; | |
936 | case REG_DOUBLE: | |
937 | switch (estack_bx_t) { | |
d97f9b78 MD |
938 | case REG_S64: /* Fall-through */ |
939 | case REG_U64: | |
04aa13f8 | 940 | JUMP_TO(BYTECODE_OP_EQ_S64_DOUBLE); |
53569322 | 941 | case REG_DOUBLE: |
04aa13f8 | 942 | JUMP_TO(BYTECODE_OP_EQ_DOUBLE); |
3151a51d PP |
943 | case REG_STRING: /* Fall-through */ |
944 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
945 | ret = -EINVAL; |
946 | goto end; | |
947 | default: | |
04aa13f8 | 948 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
949 | (int) estack_bx_t); |
950 | ret = -EINVAL; | |
951 | goto end; | |
952 | } | |
953 | break; | |
954 | case REG_STRING: | |
955 | switch (estack_bx_t) { | |
956 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 957 | case REG_U64: /* Fall-through */ |
53569322 MD |
958 | case REG_DOUBLE: |
959 | ret = -EINVAL; | |
960 | goto end; | |
961 | case REG_STRING: | |
04aa13f8 | 962 | JUMP_TO(BYTECODE_OP_EQ_STRING); |
3151a51d | 963 | case REG_STAR_GLOB_STRING: |
04aa13f8 | 964 | JUMP_TO(BYTECODE_OP_EQ_STAR_GLOB_STRING); |
3151a51d | 965 | default: |
04aa13f8 | 966 | ERR("Unknown interpreter register type (%d)", |
3151a51d PP |
967 | (int) estack_bx_t); |
968 | ret = -EINVAL; | |
969 | goto end; | |
970 | } | |
971 | break; | |
972 | case REG_STAR_GLOB_STRING: | |
973 | switch (estack_bx_t) { | |
974 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 975 | case REG_U64: /* Fall-through */ |
3151a51d PP |
976 | case REG_DOUBLE: |
977 | ret = -EINVAL; | |
978 | goto end; | |
979 | case REG_STRING: | |
04aa13f8 | 980 | JUMP_TO(BYTECODE_OP_EQ_STAR_GLOB_STRING); |
3151a51d PP |
981 | case REG_STAR_GLOB_STRING: |
982 | ret = -EINVAL; | |
983 | goto end; | |
53569322 | 984 | default: |
04aa13f8 | 985 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
986 | (int) estack_bx_t); |
987 | ret = -EINVAL; | |
988 | goto end; | |
989 | } | |
990 | break; | |
991 | default: | |
04aa13f8 | 992 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
993 | (int) estack_ax_t); |
994 | ret = -EINVAL; | |
995 | goto end; | |
996 | } | |
997 | } | |
04aa13f8 | 998 | OP(BYTECODE_OP_NE): |
53569322 MD |
999 | { |
1000 | /* Dynamic typing. */ | |
1001 | switch (estack_ax_t) { | |
d97f9b78 MD |
1002 | case REG_S64: /* Fall-through */ |
1003 | case REG_U64: | |
53569322 | 1004 | switch (estack_bx_t) { |
d97f9b78 MD |
1005 | case REG_S64: /* Fall-through */ |
1006 | case REG_U64: | |
04aa13f8 | 1007 | JUMP_TO(BYTECODE_OP_NE_S64); |
53569322 | 1008 | case REG_DOUBLE: |
04aa13f8 | 1009 | JUMP_TO(BYTECODE_OP_NE_DOUBLE_S64); |
3151a51d PP |
1010 | case REG_STRING: /* Fall-through */ |
1011 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1012 | ret = -EINVAL; |
1013 | goto end; | |
1014 | default: | |
04aa13f8 | 1015 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1016 | (int) estack_bx_t); |
1017 | ret = -EINVAL; | |
1018 | goto end; | |
1019 | } | |
1020 | break; | |
1021 | case REG_DOUBLE: | |
1022 | switch (estack_bx_t) { | |
d97f9b78 MD |
1023 | case REG_S64: /* Fall-through */ |
1024 | case REG_U64: | |
04aa13f8 | 1025 | JUMP_TO(BYTECODE_OP_NE_S64_DOUBLE); |
53569322 | 1026 | case REG_DOUBLE: |
04aa13f8 | 1027 | JUMP_TO(BYTECODE_OP_NE_DOUBLE); |
3151a51d PP |
1028 | case REG_STRING: /* Fall-through */ |
1029 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1030 | ret = -EINVAL; |
1031 | goto end; | |
1032 | default: | |
04aa13f8 | 1033 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1034 | (int) estack_bx_t); |
1035 | ret = -EINVAL; | |
1036 | goto end; | |
1037 | } | |
1038 | break; | |
1039 | case REG_STRING: | |
1040 | switch (estack_bx_t) { | |
1041 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1042 | case REG_U64: |
53569322 MD |
1043 | case REG_DOUBLE: |
1044 | ret = -EINVAL; | |
1045 | goto end; | |
1046 | case REG_STRING: | |
04aa13f8 | 1047 | JUMP_TO(BYTECODE_OP_NE_STRING); |
3151a51d | 1048 | case REG_STAR_GLOB_STRING: |
04aa13f8 | 1049 | JUMP_TO(BYTECODE_OP_NE_STAR_GLOB_STRING); |
3151a51d | 1050 | default: |
04aa13f8 | 1051 | ERR("Unknown interpreter register type (%d)", |
3151a51d PP |
1052 | (int) estack_bx_t); |
1053 | ret = -EINVAL; | |
1054 | goto end; | |
1055 | } | |
1056 | break; | |
1057 | case REG_STAR_GLOB_STRING: | |
1058 | switch (estack_bx_t) { | |
1059 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1060 | case REG_U64: |
3151a51d PP |
1061 | case REG_DOUBLE: |
1062 | ret = -EINVAL; | |
1063 | goto end; | |
1064 | case REG_STRING: | |
04aa13f8 | 1065 | JUMP_TO(BYTECODE_OP_NE_STAR_GLOB_STRING); |
3151a51d PP |
1066 | case REG_STAR_GLOB_STRING: |
1067 | ret = -EINVAL; | |
1068 | goto end; | |
53569322 | 1069 | default: |
04aa13f8 | 1070 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1071 | (int) estack_bx_t); |
1072 | ret = -EINVAL; | |
1073 | goto end; | |
1074 | } | |
1075 | break; | |
1076 | default: | |
04aa13f8 | 1077 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1078 | (int) estack_ax_t); |
1079 | ret = -EINVAL; | |
1080 | goto end; | |
1081 | } | |
1082 | } | |
04aa13f8 | 1083 | OP(BYTECODE_OP_GT): |
53569322 MD |
1084 | { |
1085 | /* Dynamic typing. */ | |
1086 | switch (estack_ax_t) { | |
d97f9b78 MD |
1087 | case REG_S64: /* Fall-through */ |
1088 | case REG_U64: | |
53569322 | 1089 | switch (estack_bx_t) { |
d97f9b78 MD |
1090 | case REG_S64: /* Fall-through */ |
1091 | case REG_U64: | |
04aa13f8 | 1092 | JUMP_TO(BYTECODE_OP_GT_S64); |
53569322 | 1093 | case REG_DOUBLE: |
04aa13f8 | 1094 | JUMP_TO(BYTECODE_OP_GT_DOUBLE_S64); |
3151a51d PP |
1095 | case REG_STRING: /* Fall-through */ |
1096 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1097 | ret = -EINVAL; |
1098 | goto end; | |
1099 | default: | |
04aa13f8 | 1100 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1101 | (int) estack_bx_t); |
1102 | ret = -EINVAL; | |
1103 | goto end; | |
1104 | } | |
1105 | break; | |
1106 | case REG_DOUBLE: | |
1107 | switch (estack_bx_t) { | |
d97f9b78 MD |
1108 | case REG_S64: /* Fall-through */ |
1109 | case REG_U64: | |
04aa13f8 | 1110 | JUMP_TO(BYTECODE_OP_GT_S64_DOUBLE); |
53569322 | 1111 | case REG_DOUBLE: |
04aa13f8 | 1112 | JUMP_TO(BYTECODE_OP_GT_DOUBLE); |
3151a51d PP |
1113 | case REG_STRING: /* Fall-through */ |
1114 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1115 | ret = -EINVAL; |
1116 | goto end; | |
1117 | default: | |
04aa13f8 | 1118 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1119 | (int) estack_bx_t); |
1120 | ret = -EINVAL; | |
1121 | goto end; | |
1122 | } | |
1123 | break; | |
1124 | case REG_STRING: | |
1125 | switch (estack_bx_t) { | |
1126 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1127 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1128 | case REG_DOUBLE: /* Fall-through */ |
1129 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1130 | ret = -EINVAL; |
1131 | goto end; | |
1132 | case REG_STRING: | |
04aa13f8 | 1133 | JUMP_TO(BYTECODE_OP_GT_STRING); |
53569322 | 1134 | default: |
04aa13f8 | 1135 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1136 | (int) estack_bx_t); |
1137 | ret = -EINVAL; | |
1138 | goto end; | |
1139 | } | |
1140 | break; | |
1141 | default: | |
04aa13f8 | 1142 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1143 | (int) estack_ax_t); |
1144 | ret = -EINVAL; | |
1145 | goto end; | |
1146 | } | |
1147 | } | |
04aa13f8 | 1148 | OP(BYTECODE_OP_LT): |
53569322 MD |
1149 | { |
1150 | /* Dynamic typing. */ | |
1151 | switch (estack_ax_t) { | |
d97f9b78 MD |
1152 | case REG_S64: /* Fall-through */ |
1153 | case REG_U64: | |
53569322 | 1154 | switch (estack_bx_t) { |
d97f9b78 MD |
1155 | case REG_S64: /* Fall-through */ |
1156 | case REG_U64: | |
04aa13f8 | 1157 | JUMP_TO(BYTECODE_OP_LT_S64); |
53569322 | 1158 | case REG_DOUBLE: |
04aa13f8 | 1159 | JUMP_TO(BYTECODE_OP_LT_DOUBLE_S64); |
3151a51d PP |
1160 | case REG_STRING: /* Fall-through */ |
1161 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1162 | ret = -EINVAL; |
1163 | goto end; | |
1164 | default: | |
04aa13f8 | 1165 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1166 | (int) estack_bx_t); |
1167 | ret = -EINVAL; | |
1168 | goto end; | |
1169 | } | |
1170 | break; | |
1171 | case REG_DOUBLE: | |
1172 | switch (estack_bx_t) { | |
d97f9b78 MD |
1173 | case REG_S64: /* Fall-through */ |
1174 | case REG_U64: | |
04aa13f8 | 1175 | JUMP_TO(BYTECODE_OP_LT_S64_DOUBLE); |
53569322 | 1176 | case REG_DOUBLE: |
04aa13f8 | 1177 | JUMP_TO(BYTECODE_OP_LT_DOUBLE); |
3151a51d PP |
1178 | case REG_STRING: /* Fall-through */ |
1179 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1180 | ret = -EINVAL; |
1181 | goto end; | |
1182 | default: | |
04aa13f8 | 1183 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1184 | (int) estack_bx_t); |
1185 | ret = -EINVAL; | |
1186 | goto end; | |
1187 | } | |
1188 | break; | |
1189 | case REG_STRING: | |
1190 | switch (estack_bx_t) { | |
1191 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1192 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1193 | case REG_DOUBLE: /* Fall-through */ |
1194 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1195 | ret = -EINVAL; |
1196 | goto end; | |
1197 | case REG_STRING: | |
04aa13f8 | 1198 | JUMP_TO(BYTECODE_OP_LT_STRING); |
53569322 | 1199 | default: |
04aa13f8 | 1200 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1201 | (int) estack_bx_t); |
1202 | ret = -EINVAL; | |
1203 | goto end; | |
1204 | } | |
1205 | break; | |
1206 | default: | |
04aa13f8 | 1207 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1208 | (int) estack_ax_t); |
1209 | ret = -EINVAL; | |
1210 | goto end; | |
1211 | } | |
1212 | } | |
04aa13f8 | 1213 | OP(BYTECODE_OP_GE): |
53569322 MD |
1214 | { |
1215 | /* Dynamic typing. */ | |
1216 | switch (estack_ax_t) { | |
d97f9b78 MD |
1217 | case REG_S64: /* Fall-through */ |
1218 | case REG_U64: | |
53569322 | 1219 | switch (estack_bx_t) { |
d97f9b78 MD |
1220 | case REG_S64: /* Fall-through */ |
1221 | case REG_U64: | |
04aa13f8 | 1222 | JUMP_TO(BYTECODE_OP_GE_S64); |
53569322 | 1223 | case REG_DOUBLE: |
04aa13f8 | 1224 | JUMP_TO(BYTECODE_OP_GE_DOUBLE_S64); |
3151a51d PP |
1225 | case REG_STRING: /* Fall-through */ |
1226 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1227 | ret = -EINVAL; |
1228 | goto end; | |
1229 | default: | |
04aa13f8 | 1230 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1231 | (int) estack_bx_t); |
1232 | ret = -EINVAL; | |
1233 | goto end; | |
1234 | } | |
1235 | break; | |
1236 | case REG_DOUBLE: | |
1237 | switch (estack_bx_t) { | |
d97f9b78 MD |
1238 | case REG_S64: /* Fall-through */ |
1239 | case REG_U64: | |
04aa13f8 | 1240 | JUMP_TO(BYTECODE_OP_GE_S64_DOUBLE); |
53569322 | 1241 | case REG_DOUBLE: |
04aa13f8 | 1242 | JUMP_TO(BYTECODE_OP_GE_DOUBLE); |
3151a51d PP |
1243 | case REG_STRING: /* Fall-through */ |
1244 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1245 | ret = -EINVAL; |
1246 | goto end; | |
1247 | default: | |
04aa13f8 | 1248 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1249 | (int) estack_bx_t); |
1250 | ret = -EINVAL; | |
1251 | goto end; | |
1252 | } | |
1253 | break; | |
1254 | case REG_STRING: | |
1255 | switch (estack_bx_t) { | |
1256 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1257 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1258 | case REG_DOUBLE: /* Fall-through */ |
1259 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1260 | ret = -EINVAL; |
1261 | goto end; | |
1262 | case REG_STRING: | |
04aa13f8 | 1263 | JUMP_TO(BYTECODE_OP_GE_STRING); |
53569322 | 1264 | default: |
04aa13f8 | 1265 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1266 | (int) estack_bx_t); |
1267 | ret = -EINVAL; | |
1268 | goto end; | |
1269 | } | |
1270 | break; | |
1271 | default: | |
04aa13f8 | 1272 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1273 | (int) estack_ax_t); |
1274 | ret = -EINVAL; | |
1275 | goto end; | |
1276 | } | |
1277 | } | |
04aa13f8 | 1278 | OP(BYTECODE_OP_LE): |
53569322 MD |
1279 | { |
1280 | /* Dynamic typing. */ | |
1281 | switch (estack_ax_t) { | |
d97f9b78 MD |
1282 | case REG_S64: /* Fall-through */ |
1283 | case REG_U64: | |
53569322 | 1284 | switch (estack_bx_t) { |
d97f9b78 MD |
1285 | case REG_S64: /* Fall-through */ |
1286 | case REG_U64: | |
04aa13f8 | 1287 | JUMP_TO(BYTECODE_OP_LE_S64); |
53569322 | 1288 | case REG_DOUBLE: |
04aa13f8 | 1289 | JUMP_TO(BYTECODE_OP_LE_DOUBLE_S64); |
3151a51d PP |
1290 | case REG_STRING: /* Fall-through */ |
1291 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1292 | ret = -EINVAL; |
1293 | goto end; | |
1294 | default: | |
04aa13f8 | 1295 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1296 | (int) estack_bx_t); |
1297 | ret = -EINVAL; | |
1298 | goto end; | |
1299 | } | |
1300 | break; | |
1301 | case REG_DOUBLE: | |
1302 | switch (estack_bx_t) { | |
d97f9b78 MD |
1303 | case REG_S64: /* Fall-through */ |
1304 | case REG_U64: | |
04aa13f8 | 1305 | JUMP_TO(BYTECODE_OP_LE_S64_DOUBLE); |
53569322 | 1306 | case REG_DOUBLE: |
04aa13f8 | 1307 | JUMP_TO(BYTECODE_OP_LE_DOUBLE); |
3151a51d PP |
1308 | case REG_STRING: /* Fall-through */ |
1309 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1310 | ret = -EINVAL; |
1311 | goto end; | |
1312 | default: | |
04aa13f8 | 1313 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1314 | (int) estack_bx_t); |
1315 | ret = -EINVAL; | |
1316 | goto end; | |
1317 | } | |
1318 | break; | |
1319 | case REG_STRING: | |
1320 | switch (estack_bx_t) { | |
1321 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1322 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1323 | case REG_DOUBLE: /* Fall-through */ |
1324 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1325 | ret = -EINVAL; |
1326 | goto end; | |
1327 | case REG_STRING: | |
04aa13f8 | 1328 | JUMP_TO(BYTECODE_OP_LE_STRING); |
53569322 | 1329 | default: |
04aa13f8 | 1330 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1331 | (int) estack_bx_t); |
1332 | ret = -EINVAL; | |
1333 | goto end; | |
1334 | } | |
1335 | break; | |
1336 | default: | |
04aa13f8 | 1337 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1338 | (int) estack_ax_t); |
1339 | ret = -EINVAL; | |
1340 | goto end; | |
1341 | } | |
1342 | } | |
97b58163 | 1343 | |
04aa13f8 | 1344 | OP(BYTECODE_OP_EQ_STRING): |
97b58163 | 1345 | { |
0305960f MD |
1346 | int res; |
1347 | ||
9b33aac4 | 1348 | res = (stack_strcmp(stack, top, "==") == 0); |
53569322 | 1349 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1350 | estack_ax_v = res; |
53569322 | 1351 | estack_ax_t = REG_S64; |
97b58163 MD |
1352 | next_pc += sizeof(struct binary_op); |
1353 | PO; | |
1354 | } | |
04aa13f8 | 1355 | OP(BYTECODE_OP_NE_STRING): |
97b58163 | 1356 | { |
0305960f MD |
1357 | int res; |
1358 | ||
9b33aac4 | 1359 | res = (stack_strcmp(stack, top, "!=") != 0); |
53569322 | 1360 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1361 | estack_ax_v = res; |
53569322 | 1362 | estack_ax_t = REG_S64; |
97b58163 MD |
1363 | next_pc += sizeof(struct binary_op); |
1364 | PO; | |
1365 | } | |
04aa13f8 | 1366 | OP(BYTECODE_OP_GT_STRING): |
97b58163 | 1367 | { |
0305960f MD |
1368 | int res; |
1369 | ||
9b33aac4 | 1370 | res = (stack_strcmp(stack, top, ">") > 0); |
53569322 | 1371 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1372 | estack_ax_v = res; |
53569322 | 1373 | estack_ax_t = REG_S64; |
97b58163 MD |
1374 | next_pc += sizeof(struct binary_op); |
1375 | PO; | |
1376 | } | |
04aa13f8 | 1377 | OP(BYTECODE_OP_LT_STRING): |
97b58163 | 1378 | { |
0305960f MD |
1379 | int res; |
1380 | ||
9b33aac4 | 1381 | res = (stack_strcmp(stack, top, "<") < 0); |
53569322 | 1382 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1383 | estack_ax_v = res; |
53569322 | 1384 | estack_ax_t = REG_S64; |
97b58163 MD |
1385 | next_pc += sizeof(struct binary_op); |
1386 | PO; | |
1387 | } | |
04aa13f8 | 1388 | OP(BYTECODE_OP_GE_STRING): |
97b58163 | 1389 | { |
0305960f MD |
1390 | int res; |
1391 | ||
9b33aac4 | 1392 | res = (stack_strcmp(stack, top, ">=") >= 0); |
53569322 | 1393 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1394 | estack_ax_v = res; |
53569322 | 1395 | estack_ax_t = REG_S64; |
97b58163 MD |
1396 | next_pc += sizeof(struct binary_op); |
1397 | PO; | |
1398 | } | |
04aa13f8 | 1399 | OP(BYTECODE_OP_LE_STRING): |
97b58163 | 1400 | { |
0305960f MD |
1401 | int res; |
1402 | ||
9b33aac4 | 1403 | res = (stack_strcmp(stack, top, "<=") <= 0); |
53569322 | 1404 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1405 | estack_ax_v = res; |
53569322 | 1406 | estack_ax_t = REG_S64; |
97b58163 MD |
1407 | next_pc += sizeof(struct binary_op); |
1408 | PO; | |
1409 | } | |
1410 | ||
04aa13f8 | 1411 | OP(BYTECODE_OP_EQ_STAR_GLOB_STRING): |
3151a51d PP |
1412 | { |
1413 | int res; | |
1414 | ||
1415 | res = (stack_star_glob_match(stack, top, "==") == 0); | |
1416 | estack_pop(stack, top, ax, bx, ax_t, bx_t); | |
1417 | estack_ax_v = res; | |
1418 | estack_ax_t = REG_S64; | |
1419 | next_pc += sizeof(struct binary_op); | |
1420 | PO; | |
1421 | } | |
04aa13f8 | 1422 | OP(BYTECODE_OP_NE_STAR_GLOB_STRING): |
3151a51d PP |
1423 | { |
1424 | int res; | |
1425 | ||
1426 | res = (stack_star_glob_match(stack, top, "!=") != 0); | |
1427 | estack_pop(stack, top, ax, bx, ax_t, bx_t); | |
1428 | estack_ax_v = res; | |
1429 | estack_ax_t = REG_S64; | |
1430 | next_pc += sizeof(struct binary_op); | |
1431 | PO; | |
1432 | } | |
1433 | ||
04aa13f8 | 1434 | OP(BYTECODE_OP_EQ_S64): |
97b58163 | 1435 | { |
0305960f MD |
1436 | int res; |
1437 | ||
9b33aac4 | 1438 | res = (estack_bx_v == estack_ax_v); |
53569322 | 1439 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1440 | estack_ax_v = res; |
53569322 | 1441 | estack_ax_t = REG_S64; |
97b58163 MD |
1442 | next_pc += sizeof(struct binary_op); |
1443 | PO; | |
1444 | } | |
04aa13f8 | 1445 | OP(BYTECODE_OP_NE_S64): |
97b58163 | 1446 | { |
0305960f MD |
1447 | int res; |
1448 | ||
9b33aac4 | 1449 | res = (estack_bx_v != estack_ax_v); |
53569322 | 1450 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1451 | estack_ax_v = res; |
53569322 | 1452 | estack_ax_t = REG_S64; |
97b58163 MD |
1453 | next_pc += sizeof(struct binary_op); |
1454 | PO; | |
1455 | } | |
04aa13f8 | 1456 | OP(BYTECODE_OP_GT_S64): |
97b58163 | 1457 | { |
0305960f MD |
1458 | int res; |
1459 | ||
9b33aac4 | 1460 | res = (estack_bx_v > estack_ax_v); |
53569322 | 1461 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1462 | estack_ax_v = res; |
53569322 | 1463 | estack_ax_t = REG_S64; |
97b58163 MD |
1464 | next_pc += sizeof(struct binary_op); |
1465 | PO; | |
1466 | } | |
04aa13f8 | 1467 | OP(BYTECODE_OP_LT_S64): |
97b58163 | 1468 | { |
0305960f MD |
1469 | int res; |
1470 | ||
9b33aac4 | 1471 | res = (estack_bx_v < estack_ax_v); |
53569322 | 1472 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1473 | estack_ax_v = res; |
53569322 | 1474 | estack_ax_t = REG_S64; |
97b58163 MD |
1475 | next_pc += sizeof(struct binary_op); |
1476 | PO; | |
1477 | } | |
04aa13f8 | 1478 | OP(BYTECODE_OP_GE_S64): |
97b58163 | 1479 | { |
0305960f MD |
1480 | int res; |
1481 | ||
9b33aac4 | 1482 | res = (estack_bx_v >= estack_ax_v); |
53569322 | 1483 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1484 | estack_ax_v = res; |
53569322 | 1485 | estack_ax_t = REG_S64; |
97b58163 MD |
1486 | next_pc += sizeof(struct binary_op); |
1487 | PO; | |
1488 | } | |
04aa13f8 | 1489 | OP(BYTECODE_OP_LE_S64): |
97b58163 | 1490 | { |
0305960f MD |
1491 | int res; |
1492 | ||
9b33aac4 | 1493 | res = (estack_bx_v <= estack_ax_v); |
53569322 | 1494 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1495 | estack_ax_v = res; |
53569322 | 1496 | estack_ax_t = REG_S64; |
97b58163 MD |
1497 | next_pc += sizeof(struct binary_op); |
1498 | PO; | |
1499 | } | |
1500 | ||
04aa13f8 | 1501 | OP(BYTECODE_OP_EQ_DOUBLE): |
97b58163 | 1502 | { |
0305960f MD |
1503 | int res; |
1504 | ||
9b33aac4 | 1505 | res = (estack_bx(stack, top)->u.d == estack_ax(stack, top)->u.d); |
53569322 | 1506 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1507 | estack_ax_v = res; |
53569322 | 1508 | estack_ax_t = REG_S64; |
97b58163 MD |
1509 | next_pc += sizeof(struct binary_op); |
1510 | PO; | |
1511 | } | |
04aa13f8 | 1512 | OP(BYTECODE_OP_NE_DOUBLE): |
97b58163 | 1513 | { |
0305960f MD |
1514 | int res; |
1515 | ||
9b33aac4 | 1516 | res = (estack_bx(stack, top)->u.d != estack_ax(stack, top)->u.d); |
53569322 | 1517 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1518 | estack_ax_v = res; |
53569322 | 1519 | estack_ax_t = REG_S64; |
97b58163 MD |
1520 | next_pc += sizeof(struct binary_op); |
1521 | PO; | |
1522 | } | |
04aa13f8 | 1523 | OP(BYTECODE_OP_GT_DOUBLE): |
97b58163 | 1524 | { |
0305960f MD |
1525 | int res; |
1526 | ||
9b33aac4 | 1527 | res = (estack_bx(stack, top)->u.d > estack_ax(stack, top)->u.d); |
53569322 | 1528 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1529 | estack_ax_v = res; |
53569322 | 1530 | estack_ax_t = REG_S64; |
97b58163 MD |
1531 | next_pc += sizeof(struct binary_op); |
1532 | PO; | |
1533 | } | |
04aa13f8 | 1534 | OP(BYTECODE_OP_LT_DOUBLE): |
97b58163 | 1535 | { |
0305960f MD |
1536 | int res; |
1537 | ||
9b33aac4 | 1538 | res = (estack_bx(stack, top)->u.d < estack_ax(stack, top)->u.d); |
53569322 | 1539 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1540 | estack_ax_v = res; |
53569322 | 1541 | estack_ax_t = REG_S64; |
97b58163 MD |
1542 | next_pc += sizeof(struct binary_op); |
1543 | PO; | |
1544 | } | |
04aa13f8 | 1545 | OP(BYTECODE_OP_GE_DOUBLE): |
97b58163 | 1546 | { |
0305960f MD |
1547 | int res; |
1548 | ||
9b33aac4 | 1549 | res = (estack_bx(stack, top)->u.d >= estack_ax(stack, top)->u.d); |
53569322 | 1550 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1551 | estack_ax_v = res; |
53569322 | 1552 | estack_ax_t = REG_S64; |
97b58163 MD |
1553 | next_pc += sizeof(struct binary_op); |
1554 | PO; | |
1555 | } | |
04aa13f8 | 1556 | OP(BYTECODE_OP_LE_DOUBLE): |
97b58163 | 1557 | { |
0305960f MD |
1558 | int res; |
1559 | ||
9b33aac4 | 1560 | res = (estack_bx(stack, top)->u.d <= estack_ax(stack, top)->u.d); |
53569322 | 1561 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1562 | estack_ax_v = res; |
53569322 | 1563 | estack_ax_t = REG_S64; |
dbea82ec MD |
1564 | next_pc += sizeof(struct binary_op); |
1565 | PO; | |
1566 | } | |
1567 | ||
1568 | /* Mixed S64-double binary comparators */ | |
04aa13f8 | 1569 | OP(BYTECODE_OP_EQ_DOUBLE_S64): |
dbea82ec MD |
1570 | { |
1571 | int res; | |
1572 | ||
9b33aac4 | 1573 | res = (estack_bx(stack, top)->u.d == estack_ax_v); |
53569322 | 1574 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1575 | estack_ax_v = res; |
53569322 | 1576 | estack_ax_t = REG_S64; |
dbea82ec MD |
1577 | next_pc += sizeof(struct binary_op); |
1578 | PO; | |
1579 | } | |
04aa13f8 | 1580 | OP(BYTECODE_OP_NE_DOUBLE_S64): |
dbea82ec MD |
1581 | { |
1582 | int res; | |
1583 | ||
9b33aac4 | 1584 | res = (estack_bx(stack, top)->u.d != estack_ax_v); |
53569322 | 1585 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1586 | estack_ax_v = res; |
53569322 | 1587 | estack_ax_t = REG_S64; |
dbea82ec MD |
1588 | next_pc += sizeof(struct binary_op); |
1589 | PO; | |
1590 | } | |
04aa13f8 | 1591 | OP(BYTECODE_OP_GT_DOUBLE_S64): |
dbea82ec MD |
1592 | { |
1593 | int res; | |
1594 | ||
9b33aac4 | 1595 | res = (estack_bx(stack, top)->u.d > estack_ax_v); |
53569322 | 1596 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1597 | estack_ax_v = res; |
53569322 | 1598 | estack_ax_t = REG_S64; |
dbea82ec MD |
1599 | next_pc += sizeof(struct binary_op); |
1600 | PO; | |
1601 | } | |
04aa13f8 | 1602 | OP(BYTECODE_OP_LT_DOUBLE_S64): |
dbea82ec MD |
1603 | { |
1604 | int res; | |
1605 | ||
9b33aac4 | 1606 | res = (estack_bx(stack, top)->u.d < estack_ax_v); |
53569322 | 1607 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1608 | estack_ax_v = res; |
53569322 | 1609 | estack_ax_t = REG_S64; |
dbea82ec MD |
1610 | next_pc += sizeof(struct binary_op); |
1611 | PO; | |
1612 | } | |
04aa13f8 | 1613 | OP(BYTECODE_OP_GE_DOUBLE_S64): |
dbea82ec MD |
1614 | { |
1615 | int res; | |
1616 | ||
9b33aac4 | 1617 | res = (estack_bx(stack, top)->u.d >= estack_ax_v); |
53569322 | 1618 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1619 | estack_ax_v = res; |
53569322 | 1620 | estack_ax_t = REG_S64; |
dbea82ec MD |
1621 | next_pc += sizeof(struct binary_op); |
1622 | PO; | |
1623 | } | |
04aa13f8 | 1624 | OP(BYTECODE_OP_LE_DOUBLE_S64): |
dbea82ec MD |
1625 | { |
1626 | int res; | |
1627 | ||
9b33aac4 | 1628 | res = (estack_bx(stack, top)->u.d <= estack_ax_v); |
53569322 | 1629 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1630 | estack_ax_v = res; |
53569322 | 1631 | estack_ax_t = REG_S64; |
dbea82ec MD |
1632 | next_pc += sizeof(struct binary_op); |
1633 | PO; | |
1634 | } | |
1635 | ||
04aa13f8 | 1636 | OP(BYTECODE_OP_EQ_S64_DOUBLE): |
dbea82ec MD |
1637 | { |
1638 | int res; | |
1639 | ||
9b33aac4 | 1640 | res = (estack_bx_v == estack_ax(stack, top)->u.d); |
53569322 | 1641 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1642 | estack_ax_v = res; |
53569322 | 1643 | estack_ax_t = REG_S64; |
dbea82ec MD |
1644 | next_pc += sizeof(struct binary_op); |
1645 | PO; | |
1646 | } | |
04aa13f8 | 1647 | OP(BYTECODE_OP_NE_S64_DOUBLE): |
dbea82ec MD |
1648 | { |
1649 | int res; | |
1650 | ||
9b33aac4 | 1651 | res = (estack_bx_v != estack_ax(stack, top)->u.d); |
53569322 | 1652 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1653 | estack_ax_v = res; |
53569322 | 1654 | estack_ax_t = REG_S64; |
dbea82ec MD |
1655 | next_pc += sizeof(struct binary_op); |
1656 | PO; | |
1657 | } | |
04aa13f8 | 1658 | OP(BYTECODE_OP_GT_S64_DOUBLE): |
dbea82ec MD |
1659 | { |
1660 | int res; | |
1661 | ||
9b33aac4 | 1662 | res = (estack_bx_v > estack_ax(stack, top)->u.d); |
53569322 | 1663 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1664 | estack_ax_v = res; |
53569322 | 1665 | estack_ax_t = REG_S64; |
dbea82ec MD |
1666 | next_pc += sizeof(struct binary_op); |
1667 | PO; | |
1668 | } | |
04aa13f8 | 1669 | OP(BYTECODE_OP_LT_S64_DOUBLE): |
dbea82ec MD |
1670 | { |
1671 | int res; | |
1672 | ||
9b33aac4 | 1673 | res = (estack_bx_v < estack_ax(stack, top)->u.d); |
53569322 | 1674 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1675 | estack_ax_v = res; |
53569322 | 1676 | estack_ax_t = REG_S64; |
dbea82ec MD |
1677 | next_pc += sizeof(struct binary_op); |
1678 | PO; | |
1679 | } | |
04aa13f8 | 1680 | OP(BYTECODE_OP_GE_S64_DOUBLE): |
dbea82ec MD |
1681 | { |
1682 | int res; | |
1683 | ||
9b33aac4 | 1684 | res = (estack_bx_v >= estack_ax(stack, top)->u.d); |
53569322 | 1685 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1686 | estack_ax_v = res; |
53569322 | 1687 | estack_ax_t = REG_S64; |
dbea82ec MD |
1688 | next_pc += sizeof(struct binary_op); |
1689 | PO; | |
1690 | } | |
04aa13f8 | 1691 | OP(BYTECODE_OP_LE_S64_DOUBLE): |
dbea82ec MD |
1692 | { |
1693 | int res; | |
1694 | ||
9b33aac4 | 1695 | res = (estack_bx_v <= estack_ax(stack, top)->u.d); |
53569322 | 1696 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1697 | estack_ax_v = res; |
53569322 | 1698 | estack_ax_t = REG_S64; |
97b58163 MD |
1699 | next_pc += sizeof(struct binary_op); |
1700 | PO; | |
1701 | } | |
04aa13f8 | 1702 | OP(BYTECODE_OP_BIT_RSHIFT): |
0039e2d8 MD |
1703 | { |
1704 | int64_t res; | |
1705 | ||
d97f9b78 | 1706 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
0039e2d8 MD |
1707 | ret = -EINVAL; |
1708 | goto end; | |
1709 | } | |
d97f9b78 | 1710 | |
3703f1d2 MD |
1711 | /* Catch undefined behavior. */ |
1712 | if (caa_unlikely(estack_ax_v < 0 || estack_ax_v >= 64)) { | |
1713 | ret = -EINVAL; | |
1714 | goto end; | |
1715 | } | |
4e8f9a89 | 1716 | res = ((uint64_t) estack_bx_v >> (uint32_t) estack_ax_v); |
0039e2d8 MD |
1717 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1718 | estack_ax_v = res; | |
d97f9b78 | 1719 | estack_ax_t = REG_U64; |
0039e2d8 MD |
1720 | next_pc += sizeof(struct binary_op); |
1721 | PO; | |
1722 | } | |
04aa13f8 | 1723 | OP(BYTECODE_OP_BIT_LSHIFT): |
0039e2d8 MD |
1724 | { |
1725 | int64_t res; | |
1726 | ||
d97f9b78 | 1727 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
0039e2d8 MD |
1728 | ret = -EINVAL; |
1729 | goto end; | |
1730 | } | |
d97f9b78 | 1731 | |
3703f1d2 MD |
1732 | /* Catch undefined behavior. */ |
1733 | if (caa_unlikely(estack_ax_v < 0 || estack_ax_v >= 64)) { | |
1734 | ret = -EINVAL; | |
1735 | goto end; | |
1736 | } | |
4e8f9a89 | 1737 | res = ((uint64_t) estack_bx_v << (uint32_t) estack_ax_v); |
0039e2d8 MD |
1738 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1739 | estack_ax_v = res; | |
d97f9b78 | 1740 | estack_ax_t = REG_U64; |
0039e2d8 MD |
1741 | next_pc += sizeof(struct binary_op); |
1742 | PO; | |
1743 | } | |
04aa13f8 | 1744 | OP(BYTECODE_OP_BIT_AND): |
47e5f13e MD |
1745 | { |
1746 | int64_t res; | |
1747 | ||
d97f9b78 | 1748 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
47e5f13e MD |
1749 | ret = -EINVAL; |
1750 | goto end; | |
1751 | } | |
1752 | ||
4e8f9a89 | 1753 | res = ((uint64_t) estack_bx_v & (uint64_t) estack_ax_v); |
47e5f13e MD |
1754 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1755 | estack_ax_v = res; | |
d97f9b78 | 1756 | estack_ax_t = REG_U64; |
47e5f13e MD |
1757 | next_pc += sizeof(struct binary_op); |
1758 | PO; | |
1759 | } | |
04aa13f8 | 1760 | OP(BYTECODE_OP_BIT_OR): |
47e5f13e MD |
1761 | { |
1762 | int64_t res; | |
1763 | ||
d97f9b78 | 1764 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
47e5f13e MD |
1765 | ret = -EINVAL; |
1766 | goto end; | |
1767 | } | |
1768 | ||
4e8f9a89 | 1769 | res = ((uint64_t) estack_bx_v | (uint64_t) estack_ax_v); |
47e5f13e MD |
1770 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1771 | estack_ax_v = res; | |
d97f9b78 | 1772 | estack_ax_t = REG_U64; |
47e5f13e MD |
1773 | next_pc += sizeof(struct binary_op); |
1774 | PO; | |
1775 | } | |
04aa13f8 | 1776 | OP(BYTECODE_OP_BIT_XOR): |
47e5f13e MD |
1777 | { |
1778 | int64_t res; | |
1779 | ||
d97f9b78 | 1780 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
47e5f13e MD |
1781 | ret = -EINVAL; |
1782 | goto end; | |
1783 | } | |
1784 | ||
4e8f9a89 | 1785 | res = ((uint64_t) estack_bx_v ^ (uint64_t) estack_ax_v); |
47e5f13e MD |
1786 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1787 | estack_ax_v = res; | |
d97f9b78 | 1788 | estack_ax_t = REG_U64; |
47e5f13e MD |
1789 | next_pc += sizeof(struct binary_op); |
1790 | PO; | |
1791 | } | |
97b58163 MD |
1792 | |
1793 | /* unary */ | |
04aa13f8 | 1794 | OP(BYTECODE_OP_UNARY_PLUS): |
53569322 MD |
1795 | { |
1796 | /* Dynamic typing. */ | |
1797 | switch (estack_ax_t) { | |
1798 | case REG_S64: /* Fall-through. */ | |
d97f9b78 | 1799 | case REG_U64: |
04aa13f8 | 1800 | JUMP_TO(BYTECODE_OP_UNARY_PLUS_S64); |
53569322 | 1801 | case REG_DOUBLE: |
04aa13f8 | 1802 | JUMP_TO(BYTECODE_OP_UNARY_PLUS_DOUBLE); |
3151a51d PP |
1803 | case REG_STRING: /* Fall-through */ |
1804 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1805 | ret = -EINVAL; |
1806 | goto end; | |
1807 | default: | |
04aa13f8 | 1808 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1809 | (int) estack_ax_t); |
1810 | ret = -EINVAL; | |
1811 | goto end; | |
1812 | } | |
1813 | } | |
04aa13f8 | 1814 | OP(BYTECODE_OP_UNARY_MINUS): |
53569322 MD |
1815 | { |
1816 | /* Dynamic typing. */ | |
1817 | switch (estack_ax_t) { | |
d97f9b78 MD |
1818 | case REG_S64: /* Fall-through. */ |
1819 | case REG_U64: | |
04aa13f8 | 1820 | JUMP_TO(BYTECODE_OP_UNARY_MINUS_S64); |
53569322 | 1821 | case REG_DOUBLE: |
04aa13f8 | 1822 | JUMP_TO(BYTECODE_OP_UNARY_MINUS_DOUBLE); |
3151a51d PP |
1823 | case REG_STRING: /* Fall-through */ |
1824 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1825 | ret = -EINVAL; |
1826 | goto end; | |
1827 | default: | |
04aa13f8 | 1828 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1829 | (int) estack_ax_t); |
1830 | ret = -EINVAL; | |
1831 | goto end; | |
1832 | } | |
1833 | } | |
04aa13f8 | 1834 | OP(BYTECODE_OP_UNARY_NOT): |
53569322 MD |
1835 | { |
1836 | /* Dynamic typing. */ | |
1837 | switch (estack_ax_t) { | |
d97f9b78 MD |
1838 | case REG_S64: /* Fall-through. */ |
1839 | case REG_U64: | |
04aa13f8 | 1840 | JUMP_TO(BYTECODE_OP_UNARY_NOT_S64); |
53569322 | 1841 | case REG_DOUBLE: |
04aa13f8 | 1842 | JUMP_TO(BYTECODE_OP_UNARY_NOT_DOUBLE); |
3151a51d PP |
1843 | case REG_STRING: /* Fall-through */ |
1844 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1845 | ret = -EINVAL; |
1846 | goto end; | |
1847 | default: | |
04aa13f8 | 1848 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1849 | (int) estack_ax_t); |
1850 | ret = -EINVAL; | |
1851 | goto end; | |
1852 | } | |
1853 | next_pc += sizeof(struct unary_op); | |
1854 | PO; | |
1855 | } | |
97b58163 | 1856 | |
04aa13f8 | 1857 | OP(BYTECODE_OP_UNARY_BIT_NOT): |
0039e2d8 MD |
1858 | { |
1859 | /* Dynamic typing. */ | |
d97f9b78 | 1860 | if (!IS_INTEGER_REGISTER(estack_ax_t)) { |
0039e2d8 MD |
1861 | ret = -EINVAL; |
1862 | goto end; | |
1863 | } | |
1864 | ||
4e8f9a89 | 1865 | estack_ax_v = ~(uint64_t) estack_ax_v; |
d97f9b78 | 1866 | estack_ax_t = REG_U64; |
0039e2d8 MD |
1867 | next_pc += sizeof(struct unary_op); |
1868 | PO; | |
1869 | } | |
1870 | ||
04aa13f8 FD |
1871 | OP(BYTECODE_OP_UNARY_PLUS_S64): |
1872 | OP(BYTECODE_OP_UNARY_PLUS_DOUBLE): | |
97b58163 MD |
1873 | { |
1874 | next_pc += sizeof(struct unary_op); | |
1875 | PO; | |
1876 | } | |
04aa13f8 | 1877 | OP(BYTECODE_OP_UNARY_MINUS_S64): |
97b58163 | 1878 | { |
9b33aac4 | 1879 | estack_ax_v = -estack_ax_v; |
97b58163 MD |
1880 | next_pc += sizeof(struct unary_op); |
1881 | PO; | |
1882 | } | |
04aa13f8 | 1883 | OP(BYTECODE_OP_UNARY_MINUS_DOUBLE): |
97b58163 | 1884 | { |
9b33aac4 | 1885 | estack_ax(stack, top)->u.d = -estack_ax(stack, top)->u.d; |
97b58163 MD |
1886 | next_pc += sizeof(struct unary_op); |
1887 | PO; | |
1888 | } | |
04aa13f8 | 1889 | OP(BYTECODE_OP_UNARY_NOT_S64): |
97b58163 | 1890 | { |
9b33aac4 | 1891 | estack_ax_v = !estack_ax_v; |
d97f9b78 | 1892 | estack_ax_t = REG_S64; |
97b58163 MD |
1893 | next_pc += sizeof(struct unary_op); |
1894 | PO; | |
1895 | } | |
04aa13f8 | 1896 | OP(BYTECODE_OP_UNARY_NOT_DOUBLE): |
97b58163 | 1897 | { |
53569322 MD |
1898 | estack_ax_v = !estack_ax(stack, top)->u.d; |
1899 | estack_ax_t = REG_S64; | |
97b58163 MD |
1900 | next_pc += sizeof(struct unary_op); |
1901 | PO; | |
1902 | } | |
1903 | ||
1904 | /* logical */ | |
04aa13f8 | 1905 | OP(BYTECODE_OP_AND): |
97b58163 MD |
1906 | { |
1907 | struct logical_op *insn = (struct logical_op *) pc; | |
1908 | ||
d97f9b78 | 1909 | if (estack_ax_t != REG_S64 && estack_ax_t != REG_U64) { |
53569322 MD |
1910 | ret = -EINVAL; |
1911 | goto end; | |
1912 | } | |
0305960f | 1913 | /* If AX is 0, skip and evaluate to 0 */ |
9b33aac4 | 1914 | if (unlikely(estack_ax_v == 0)) { |
97b58163 MD |
1915 | dbg_printf("Jumping to bytecode offset %u\n", |
1916 | (unsigned int) insn->skip_offset); | |
1917 | next_pc = start_pc + insn->skip_offset; | |
1918 | } else { | |
71c1ceeb | 1919 | /* Pop 1 when jump not taken */ |
53569322 | 1920 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
97b58163 MD |
1921 | next_pc += sizeof(struct logical_op); |
1922 | } | |
1923 | PO; | |
1924 | } | |
04aa13f8 | 1925 | OP(BYTECODE_OP_OR): |
97b58163 MD |
1926 | { |
1927 | struct logical_op *insn = (struct logical_op *) pc; | |
1928 | ||
d97f9b78 | 1929 | if (estack_ax_t != REG_S64 && estack_ax_t != REG_U64) { |
53569322 MD |
1930 | ret = -EINVAL; |
1931 | goto end; | |
1932 | } | |
0305960f | 1933 | /* If AX is nonzero, skip and evaluate to 1 */ |
9b33aac4 MD |
1934 | if (unlikely(estack_ax_v != 0)) { |
1935 | estack_ax_v = 1; | |
97b58163 MD |
1936 | dbg_printf("Jumping to bytecode offset %u\n", |
1937 | (unsigned int) insn->skip_offset); | |
1938 | next_pc = start_pc + insn->skip_offset; | |
1939 | } else { | |
71c1ceeb | 1940 | /* Pop 1 when jump not taken */ |
53569322 | 1941 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
97b58163 MD |
1942 | next_pc += sizeof(struct logical_op); |
1943 | } | |
1944 | PO; | |
1945 | } | |
1946 | ||
1947 | ||
77aa5901 | 1948 | /* load field ref */ |
04aa13f8 | 1949 | OP(BYTECODE_OP_LOAD_FIELD_REF_STRING): |
97b58163 MD |
1950 | { |
1951 | struct load_op *insn = (struct load_op *) pc; | |
1952 | struct field_ref *ref = (struct field_ref *) insn->data; | |
1953 | ||
1954 | dbg_printf("load field ref offset %u type string\n", | |
1955 | ref->offset); | |
53569322 | 1956 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1957 | estack_ax(stack, top)->u.s.str = |
f3503ba9 | 1958 | *(const char * const *) &interpreter_stack_data[ref->offset]; |
9b33aac4 | 1959 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { |
04aa13f8 | 1960 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
97b58163 MD |
1961 | ret = -EINVAL; |
1962 | goto end; | |
1963 | } | |
a63d0dc8 | 1964 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
1965 | estack_ax(stack, top)->u.s.literal_type = |
1966 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
53569322 | 1967 | estack_ax_t = REG_STRING; |
9b33aac4 | 1968 | dbg_printf("ref load string %s\n", estack_ax(stack, top)->u.s.str); |
97b58163 MD |
1969 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
1970 | PO; | |
1971 | } | |
1972 | ||
04aa13f8 | 1973 | OP(BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE): |
97b58163 MD |
1974 | { |
1975 | struct load_op *insn = (struct load_op *) pc; | |
1976 | struct field_ref *ref = (struct field_ref *) insn->data; | |
1977 | ||
1978 | dbg_printf("load field ref offset %u type sequence\n", | |
1979 | ref->offset); | |
53569322 | 1980 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1981 | estack_ax(stack, top)->u.s.seq_len = |
f3503ba9 | 1982 | *(unsigned long *) &interpreter_stack_data[ref->offset]; |
9b33aac4 | 1983 | estack_ax(stack, top)->u.s.str = |
f3503ba9 | 1984 | *(const char **) (&interpreter_stack_data[ref->offset |
97b58163 | 1985 | + sizeof(unsigned long)]); |
53569322 | 1986 | estack_ax_t = REG_STRING; |
9b33aac4 | 1987 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { |
04aa13f8 | 1988 | dbg_printf("Interpreter warning: loading a NULL sequence.\n"); |
97b58163 MD |
1989 | ret = -EINVAL; |
1990 | goto end; | |
1991 | } | |
3151a51d PP |
1992 | estack_ax(stack, top)->u.s.literal_type = |
1993 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
97b58163 MD |
1994 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
1995 | PO; | |
1996 | } | |
1997 | ||
04aa13f8 | 1998 | OP(BYTECODE_OP_LOAD_FIELD_REF_S64): |
97b58163 MD |
1999 | { |
2000 | struct load_op *insn = (struct load_op *) pc; | |
2001 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2002 | ||
2003 | dbg_printf("load field ref offset %u type s64\n", | |
2004 | ref->offset); | |
53569322 | 2005 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2006 | estack_ax_v = |
f3503ba9 | 2007 | ((struct literal_numeric *) &interpreter_stack_data[ref->offset])->v; |
53569322 | 2008 | estack_ax_t = REG_S64; |
9b33aac4 | 2009 | dbg_printf("ref load s64 %" PRIi64 "\n", estack_ax_v); |
97b58163 MD |
2010 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
2011 | PO; | |
2012 | } | |
2013 | ||
04aa13f8 | 2014 | OP(BYTECODE_OP_LOAD_FIELD_REF_DOUBLE): |
97b58163 MD |
2015 | { |
2016 | struct load_op *insn = (struct load_op *) pc; | |
2017 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2018 | ||
2019 | dbg_printf("load field ref offset %u type double\n", | |
2020 | ref->offset); | |
53569322 | 2021 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
f3503ba9 | 2022 | memcpy(&estack_ax(stack, top)->u.d, &interpreter_stack_data[ref->offset], |
97b58163 | 2023 | sizeof(struct literal_double)); |
53569322 | 2024 | estack_ax_t = REG_DOUBLE; |
9b33aac4 | 2025 | dbg_printf("ref load double %g\n", estack_ax(stack, top)->u.d); |
97b58163 MD |
2026 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
2027 | PO; | |
2028 | } | |
2029 | ||
77aa5901 | 2030 | /* load from immediate operand */ |
04aa13f8 | 2031 | OP(BYTECODE_OP_LOAD_STRING): |
97b58163 MD |
2032 | { |
2033 | struct load_op *insn = (struct load_op *) pc; | |
2034 | ||
2035 | dbg_printf("load string %s\n", insn->data); | |
53569322 | 2036 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2037 | estack_ax(stack, top)->u.s.str = insn->data; |
a63d0dc8 | 2038 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2039 | estack_ax(stack, top)->u.s.literal_type = |
2040 | ESTACK_STRING_LITERAL_TYPE_PLAIN; | |
53569322 | 2041 | estack_ax_t = REG_STRING; |
97b58163 MD |
2042 | next_pc += sizeof(struct load_op) + strlen(insn->data) + 1; |
2043 | PO; | |
2044 | } | |
2045 | ||
04aa13f8 | 2046 | OP(BYTECODE_OP_LOAD_STAR_GLOB_STRING): |
3151a51d PP |
2047 | { |
2048 | struct load_op *insn = (struct load_op *) pc; | |
2049 | ||
2050 | dbg_printf("load globbing pattern %s\n", insn->data); | |
2051 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2052 | estack_ax(stack, top)->u.s.str = insn->data; | |
a63d0dc8 | 2053 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2054 | estack_ax(stack, top)->u.s.literal_type = |
2055 | ESTACK_STRING_LITERAL_TYPE_STAR_GLOB; | |
2056 | estack_ax_t = REG_STAR_GLOB_STRING; | |
2057 | next_pc += sizeof(struct load_op) + strlen(insn->data) + 1; | |
2058 | PO; | |
2059 | } | |
2060 | ||
04aa13f8 | 2061 | OP(BYTECODE_OP_LOAD_S64): |
97b58163 MD |
2062 | { |
2063 | struct load_op *insn = (struct load_op *) pc; | |
2064 | ||
53569322 | 2065 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2066 | estack_ax_v = ((struct literal_numeric *) insn->data)->v; |
53569322 | 2067 | estack_ax_t = REG_S64; |
9b33aac4 | 2068 | dbg_printf("load s64 %" PRIi64 "\n", estack_ax_v); |
97b58163 MD |
2069 | next_pc += sizeof(struct load_op) |
2070 | + sizeof(struct literal_numeric); | |
2071 | PO; | |
2072 | } | |
2073 | ||
04aa13f8 | 2074 | OP(BYTECODE_OP_LOAD_DOUBLE): |
97b58163 MD |
2075 | { |
2076 | struct load_op *insn = (struct load_op *) pc; | |
2077 | ||
53569322 | 2078 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2079 | memcpy(&estack_ax(stack, top)->u.d, insn->data, |
97b58163 | 2080 | sizeof(struct literal_double)); |
53569322 MD |
2081 | estack_ax_t = REG_DOUBLE; |
2082 | dbg_printf("load double %g\n", estack_ax(stack, top)->u.d); | |
97b58163 MD |
2083 | next_pc += sizeof(struct load_op) |
2084 | + sizeof(struct literal_double); | |
2085 | PO; | |
2086 | } | |
2087 | ||
2088 | /* cast */ | |
04aa13f8 | 2089 | OP(BYTECODE_OP_CAST_TO_S64): |
53569322 MD |
2090 | { |
2091 | /* Dynamic typing. */ | |
2092 | switch (estack_ax_t) { | |
2093 | case REG_S64: | |
04aa13f8 | 2094 | JUMP_TO(BYTECODE_OP_CAST_NOP); |
53569322 | 2095 | case REG_DOUBLE: |
04aa13f8 | 2096 | JUMP_TO(BYTECODE_OP_CAST_DOUBLE_TO_S64); |
d97f9b78 MD |
2097 | case REG_U64: |
2098 | estack_ax_t = REG_S64; | |
2099 | next_pc += sizeof(struct cast_op); | |
3151a51d PP |
2100 | case REG_STRING: /* Fall-through */ |
2101 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
2102 | ret = -EINVAL; |
2103 | goto end; | |
2104 | default: | |
04aa13f8 | 2105 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
2106 | (int) estack_ax_t); |
2107 | ret = -EINVAL; | |
2108 | goto end; | |
2109 | } | |
2110 | } | |
97b58163 | 2111 | |
04aa13f8 | 2112 | OP(BYTECODE_OP_CAST_DOUBLE_TO_S64): |
97b58163 | 2113 | { |
9b33aac4 | 2114 | estack_ax_v = (int64_t) estack_ax(stack, top)->u.d; |
53569322 | 2115 | estack_ax_t = REG_S64; |
97b58163 MD |
2116 | next_pc += sizeof(struct cast_op); |
2117 | PO; | |
2118 | } | |
2119 | ||
04aa13f8 | 2120 | OP(BYTECODE_OP_CAST_NOP): |
97b58163 MD |
2121 | { |
2122 | next_pc += sizeof(struct cast_op); | |
2123 | PO; | |
2124 | } | |
2125 | ||
77aa5901 | 2126 | /* get context ref */ |
04aa13f8 | 2127 | OP(BYTECODE_OP_GET_CONTEXT_REF): |
53569322 MD |
2128 | { |
2129 | struct load_op *insn = (struct load_op *) pc; | |
2130 | struct field_ref *ref = (struct field_ref *) insn->data; | |
daacdbfc MD |
2131 | struct lttng_ust_ctx_field *ctx_field; |
2132 | struct lttng_ust_ctx_value v; | |
53569322 MD |
2133 | |
2134 | dbg_printf("get context ref offset %u type dynamic\n", | |
2135 | ref->offset); | |
daacdbfc | 2136 | ctx_field = ctx->fields[ref->offset]; |
53569322 MD |
2137 | ctx_field->get_value(ctx_field, &v); |
2138 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2139 | switch (v.sel) { | |
2140 | case LTTNG_UST_DYNAMIC_TYPE_NONE: | |
2141 | ret = -EINVAL; | |
2142 | goto end; | |
2143 | case LTTNG_UST_DYNAMIC_TYPE_S64: | |
2144 | estack_ax_v = v.u.s64; | |
2145 | estack_ax_t = REG_S64; | |
2146 | dbg_printf("ref get context dynamic s64 %" PRIi64 "\n", estack_ax_v); | |
2147 | break; | |
2148 | case LTTNG_UST_DYNAMIC_TYPE_DOUBLE: | |
2149 | estack_ax(stack, top)->u.d = v.u.d; | |
2150 | estack_ax_t = REG_DOUBLE; | |
2151 | dbg_printf("ref get context dynamic double %g\n", estack_ax(stack, top)->u.d); | |
2152 | break; | |
2153 | case LTTNG_UST_DYNAMIC_TYPE_STRING: | |
2154 | estack_ax(stack, top)->u.s.str = v.u.str; | |
2155 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { | |
04aa13f8 | 2156 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
53569322 MD |
2157 | ret = -EINVAL; |
2158 | goto end; | |
2159 | } | |
a63d0dc8 | 2160 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2161 | estack_ax(stack, top)->u.s.literal_type = |
2162 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
53569322 MD |
2163 | dbg_printf("ref get context dynamic string %s\n", estack_ax(stack, top)->u.s.str); |
2164 | estack_ax_t = REG_STRING; | |
2165 | break; | |
2166 | default: | |
04aa13f8 | 2167 | dbg_printf("Interpreter warning: unknown dynamic type (%d).\n", (int) v.sel); |
53569322 MD |
2168 | ret = -EINVAL; |
2169 | goto end; | |
2170 | } | |
2171 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2172 | PO; | |
2173 | } | |
2174 | ||
04aa13f8 | 2175 | OP(BYTECODE_OP_GET_CONTEXT_REF_STRING): |
77aa5901 MD |
2176 | { |
2177 | struct load_op *insn = (struct load_op *) pc; | |
2178 | struct field_ref *ref = (struct field_ref *) insn->data; | |
daacdbfc MD |
2179 | struct lttng_ust_ctx_field *ctx_field; |
2180 | struct lttng_ust_ctx_value v; | |
77aa5901 MD |
2181 | |
2182 | dbg_printf("get context ref offset %u type string\n", | |
2183 | ref->offset); | |
daacdbfc | 2184 | ctx_field = ctx->fields[ref->offset]; |
77aa5901 | 2185 | ctx_field->get_value(ctx_field, &v); |
53569322 MD |
2186 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
2187 | estack_ax(stack, top)->u.s.str = v.u.str; | |
77aa5901 | 2188 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { |
04aa13f8 | 2189 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
77aa5901 MD |
2190 | ret = -EINVAL; |
2191 | goto end; | |
2192 | } | |
a63d0dc8 | 2193 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2194 | estack_ax(stack, top)->u.s.literal_type = |
2195 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
53569322 | 2196 | estack_ax_t = REG_STRING; |
77aa5901 MD |
2197 | dbg_printf("ref get context string %s\n", estack_ax(stack, top)->u.s.str); |
2198 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2199 | PO; | |
2200 | } | |
2201 | ||
04aa13f8 | 2202 | OP(BYTECODE_OP_GET_CONTEXT_REF_S64): |
77aa5901 MD |
2203 | { |
2204 | struct load_op *insn = (struct load_op *) pc; | |
2205 | struct field_ref *ref = (struct field_ref *) insn->data; | |
daacdbfc MD |
2206 | struct lttng_ust_ctx_field *ctx_field; |
2207 | struct lttng_ust_ctx_value v; | |
77aa5901 MD |
2208 | |
2209 | dbg_printf("get context ref offset %u type s64\n", | |
2210 | ref->offset); | |
daacdbfc | 2211 | ctx_field = ctx->fields[ref->offset]; |
77aa5901 | 2212 | ctx_field->get_value(ctx_field, &v); |
53569322 MD |
2213 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
2214 | estack_ax_v = v.u.s64; | |
2215 | estack_ax_t = REG_S64; | |
77aa5901 MD |
2216 | dbg_printf("ref get context s64 %" PRIi64 "\n", estack_ax_v); |
2217 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2218 | PO; | |
2219 | } | |
2220 | ||
04aa13f8 | 2221 | OP(BYTECODE_OP_GET_CONTEXT_REF_DOUBLE): |
77aa5901 MD |
2222 | { |
2223 | struct load_op *insn = (struct load_op *) pc; | |
2224 | struct field_ref *ref = (struct field_ref *) insn->data; | |
daacdbfc MD |
2225 | struct lttng_ust_ctx_field *ctx_field; |
2226 | struct lttng_ust_ctx_value v; | |
77aa5901 MD |
2227 | |
2228 | dbg_printf("get context ref offset %u type double\n", | |
2229 | ref->offset); | |
daacdbfc | 2230 | ctx_field = ctx->fields[ref->offset]; |
77aa5901 | 2231 | ctx_field->get_value(ctx_field, &v); |
53569322 MD |
2232 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
2233 | memcpy(&estack_ax(stack, top)->u.d, &v.u.d, sizeof(struct literal_double)); | |
2234 | estack_ax_t = REG_DOUBLE; | |
77aa5901 MD |
2235 | dbg_printf("ref get context double %g\n", estack_ax(stack, top)->u.d); |
2236 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2237 | PO; | |
2238 | } | |
2239 | ||
04aa13f8 | 2240 | OP(BYTECODE_OP_GET_CONTEXT_ROOT): |
47e5f13e MD |
2241 | { |
2242 | dbg_printf("op get context root\n"); | |
2243 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2244 | estack_ax(stack, top)->u.ptr.type = LOAD_ROOT_CONTEXT; | |
2245 | /* "field" only needed for variants. */ | |
2246 | estack_ax(stack, top)->u.ptr.field = NULL; | |
2247 | estack_ax_t = REG_PTR; | |
2248 | next_pc += sizeof(struct load_op); | |
2249 | PO; | |
2250 | } | |
2251 | ||
04aa13f8 | 2252 | OP(BYTECODE_OP_GET_APP_CONTEXT_ROOT): |
47e5f13e MD |
2253 | { |
2254 | dbg_printf("op get app context root\n"); | |
2255 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2256 | estack_ax(stack, top)->u.ptr.type = LOAD_ROOT_APP_CONTEXT; | |
2257 | /* "field" only needed for variants. */ | |
2258 | estack_ax(stack, top)->u.ptr.field = NULL; | |
2259 | estack_ax_t = REG_PTR; | |
2260 | next_pc += sizeof(struct load_op); | |
2261 | PO; | |
2262 | } | |
2263 | ||
04aa13f8 | 2264 | OP(BYTECODE_OP_GET_PAYLOAD_ROOT): |
47e5f13e MD |
2265 | { |
2266 | dbg_printf("op get app payload root\n"); | |
2267 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2268 | estack_ax(stack, top)->u.ptr.type = LOAD_ROOT_PAYLOAD; | |
f3503ba9 | 2269 | estack_ax(stack, top)->u.ptr.ptr = interpreter_stack_data; |
47e5f13e MD |
2270 | /* "field" only needed for variants. */ |
2271 | estack_ax(stack, top)->u.ptr.field = NULL; | |
2272 | estack_ax_t = REG_PTR; | |
2273 | next_pc += sizeof(struct load_op); | |
2274 | PO; | |
2275 | } | |
2276 | ||
04aa13f8 | 2277 | OP(BYTECODE_OP_GET_SYMBOL): |
47e5f13e MD |
2278 | { |
2279 | dbg_printf("op get symbol\n"); | |
2280 | switch (estack_ax(stack, top)->u.ptr.type) { | |
2281 | case LOAD_OBJECT: | |
2282 | ERR("Nested fields not implemented yet."); | |
2283 | ret = -EINVAL; | |
2284 | goto end; | |
2285 | case LOAD_ROOT_CONTEXT: | |
2286 | case LOAD_ROOT_APP_CONTEXT: | |
2287 | case LOAD_ROOT_PAYLOAD: | |
2288 | /* | |
2289 | * symbol lookup is performed by | |
2290 | * specialization. | |
2291 | */ | |
2292 | ret = -EINVAL; | |
2293 | goto end; | |
2294 | } | |
2295 | next_pc += sizeof(struct load_op) + sizeof(struct get_symbol); | |
2296 | PO; | |
2297 | } | |
2298 | ||
04aa13f8 | 2299 | OP(BYTECODE_OP_GET_SYMBOL_FIELD): |
47e5f13e MD |
2300 | { |
2301 | /* | |
2302 | * Used for first variant encountered in a | |
2303 | * traversal. Variants are not implemented yet. | |
2304 | */ | |
2305 | ret = -EINVAL; | |
2306 | goto end; | |
2307 | } | |
2308 | ||
04aa13f8 | 2309 | OP(BYTECODE_OP_GET_INDEX_U16): |
47e5f13e MD |
2310 | { |
2311 | struct load_op *insn = (struct load_op *) pc; | |
2312 | struct get_index_u16 *index = (struct get_index_u16 *) insn->data; | |
2313 | ||
2314 | dbg_printf("op get index u16\n"); | |
b77aaa1b | 2315 | ret = dynamic_get_index(ctx, bytecode, index->index, estack_ax(stack, top)); |
47e5f13e MD |
2316 | if (ret) |
2317 | goto end; | |
2318 | estack_ax_v = estack_ax(stack, top)->u.v; | |
2319 | estack_ax_t = estack_ax(stack, top)->type; | |
2320 | next_pc += sizeof(struct load_op) + sizeof(struct get_index_u16); | |
2321 | PO; | |
2322 | } | |
2323 | ||
04aa13f8 | 2324 | OP(BYTECODE_OP_GET_INDEX_U64): |
47e5f13e MD |
2325 | { |
2326 | struct load_op *insn = (struct load_op *) pc; | |
2327 | struct get_index_u64 *index = (struct get_index_u64 *) insn->data; | |
2328 | ||
2329 | dbg_printf("op get index u64\n"); | |
b77aaa1b | 2330 | ret = dynamic_get_index(ctx, bytecode, index->index, estack_ax(stack, top)); |
47e5f13e MD |
2331 | if (ret) |
2332 | goto end; | |
2333 | estack_ax_v = estack_ax(stack, top)->u.v; | |
2334 | estack_ax_t = estack_ax(stack, top)->type; | |
2335 | next_pc += sizeof(struct load_op) + sizeof(struct get_index_u64); | |
2336 | PO; | |
2337 | } | |
2338 | ||
04aa13f8 | 2339 | OP(BYTECODE_OP_LOAD_FIELD): |
47e5f13e MD |
2340 | { |
2341 | dbg_printf("op load field\n"); | |
2342 | ret = dynamic_load_field(estack_ax(stack, top)); | |
2343 | if (ret) | |
2344 | goto end; | |
2345 | estack_ax_v = estack_ax(stack, top)->u.v; | |
2346 | estack_ax_t = estack_ax(stack, top)->type; | |
2347 | next_pc += sizeof(struct load_op); | |
2348 | PO; | |
2349 | } | |
2350 | ||
04aa13f8 | 2351 | OP(BYTECODE_OP_LOAD_FIELD_S8): |
47e5f13e MD |
2352 | { |
2353 | dbg_printf("op load field s8\n"); | |
2354 | ||
2355 | estack_ax_v = *(int8_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2356 | estack_ax_t = REG_S64; | |
2357 | next_pc += sizeof(struct load_op); | |
2358 | PO; | |
2359 | } | |
04aa13f8 | 2360 | OP(BYTECODE_OP_LOAD_FIELD_S16): |
47e5f13e MD |
2361 | { |
2362 | dbg_printf("op load field s16\n"); | |
2363 | ||
2364 | estack_ax_v = *(int16_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2365 | estack_ax_t = REG_S64; | |
2366 | next_pc += sizeof(struct load_op); | |
2367 | PO; | |
2368 | } | |
04aa13f8 | 2369 | OP(BYTECODE_OP_LOAD_FIELD_S32): |
47e5f13e MD |
2370 | { |
2371 | dbg_printf("op load field s32\n"); | |
2372 | ||
2373 | estack_ax_v = *(int32_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2374 | estack_ax_t = REG_S64; | |
2375 | next_pc += sizeof(struct load_op); | |
2376 | PO; | |
2377 | } | |
04aa13f8 | 2378 | OP(BYTECODE_OP_LOAD_FIELD_S64): |
47e5f13e MD |
2379 | { |
2380 | dbg_printf("op load field s64\n"); | |
2381 | ||
2382 | estack_ax_v = *(int64_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2383 | estack_ax_t = REG_S64; | |
2384 | next_pc += sizeof(struct load_op); | |
2385 | PO; | |
2386 | } | |
04aa13f8 | 2387 | OP(BYTECODE_OP_LOAD_FIELD_U8): |
47e5f13e MD |
2388 | { |
2389 | dbg_printf("op load field u8\n"); | |
2390 | ||
2391 | estack_ax_v = *(uint8_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2392 | estack_ax_t = REG_U64; |
47e5f13e MD |
2393 | next_pc += sizeof(struct load_op); |
2394 | PO; | |
2395 | } | |
04aa13f8 | 2396 | OP(BYTECODE_OP_LOAD_FIELD_U16): |
47e5f13e MD |
2397 | { |
2398 | dbg_printf("op load field u16\n"); | |
2399 | ||
2400 | estack_ax_v = *(uint16_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2401 | estack_ax_t = REG_U64; |
47e5f13e MD |
2402 | next_pc += sizeof(struct load_op); |
2403 | PO; | |
2404 | } | |
04aa13f8 | 2405 | OP(BYTECODE_OP_LOAD_FIELD_U32): |
47e5f13e MD |
2406 | { |
2407 | dbg_printf("op load field u32\n"); | |
2408 | ||
2409 | estack_ax_v = *(uint32_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2410 | estack_ax_t = REG_U64; |
47e5f13e MD |
2411 | next_pc += sizeof(struct load_op); |
2412 | PO; | |
2413 | } | |
04aa13f8 | 2414 | OP(BYTECODE_OP_LOAD_FIELD_U64): |
47e5f13e MD |
2415 | { |
2416 | dbg_printf("op load field u64\n"); | |
2417 | ||
2418 | estack_ax_v = *(uint64_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2419 | estack_ax_t = REG_U64; |
47e5f13e MD |
2420 | next_pc += sizeof(struct load_op); |
2421 | PO; | |
2422 | } | |
04aa13f8 | 2423 | OP(BYTECODE_OP_LOAD_FIELD_DOUBLE): |
47e5f13e MD |
2424 | { |
2425 | dbg_printf("op load field double\n"); | |
2426 | ||
2427 | memcpy(&estack_ax(stack, top)->u.d, | |
2428 | estack_ax(stack, top)->u.ptr.ptr, | |
2429 | sizeof(struct literal_double)); | |
2430 | estack_ax(stack, top)->type = REG_DOUBLE; | |
2431 | next_pc += sizeof(struct load_op); | |
2432 | PO; | |
2433 | } | |
2434 | ||
04aa13f8 | 2435 | OP(BYTECODE_OP_LOAD_FIELD_STRING): |
47e5f13e MD |
2436 | { |
2437 | const char *str; | |
2438 | ||
2439 | dbg_printf("op load field string\n"); | |
2440 | str = (const char *) estack_ax(stack, top)->u.ptr.ptr; | |
2441 | estack_ax(stack, top)->u.s.str = str; | |
2442 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { | |
04aa13f8 | 2443 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
47e5f13e MD |
2444 | ret = -EINVAL; |
2445 | goto end; | |
2446 | } | |
2447 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; | |
2448 | estack_ax(stack, top)->u.s.literal_type = | |
2449 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
2450 | estack_ax(stack, top)->type = REG_STRING; | |
2451 | next_pc += sizeof(struct load_op); | |
2452 | PO; | |
2453 | } | |
2454 | ||
04aa13f8 | 2455 | OP(BYTECODE_OP_LOAD_FIELD_SEQUENCE): |
47e5f13e MD |
2456 | { |
2457 | const char *ptr; | |
2458 | ||
2459 | dbg_printf("op load field string sequence\n"); | |
2460 | ptr = estack_ax(stack, top)->u.ptr.ptr; | |
2461 | estack_ax(stack, top)->u.s.seq_len = *(unsigned long *) ptr; | |
2462 | estack_ax(stack, top)->u.s.str = *(const char **) (ptr + sizeof(unsigned long)); | |
2463 | estack_ax(stack, top)->type = REG_STRING; | |
2464 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { | |
04aa13f8 | 2465 | dbg_printf("Interpreter warning: loading a NULL sequence.\n"); |
47e5f13e MD |
2466 | ret = -EINVAL; |
2467 | goto end; | |
2468 | } | |
2469 | estack_ax(stack, top)->u.s.literal_type = | |
2470 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
2471 | next_pc += sizeof(struct load_op); | |
2472 | PO; | |
2473 | } | |
2474 | ||
97b58163 MD |
2475 | END_OP |
2476 | end: | |
22c30e27 | 2477 | /* No need to prepare output if an error occurred. */ |
97b58163 | 2478 | if (ret) |
22c30e27 | 2479 | return LTTNG_UST_BYTECODE_INTERPRETER_ERROR; |
f3503ba9 | 2480 | |
22c30e27 MD |
2481 | /* Prepare output. */ |
2482 | switch (ust_bytecode->priv->type) { | |
2483 | case LTTNG_UST_BYTECODE_TYPE_FILTER: | |
2484 | { | |
2485 | struct lttng_ust_bytecode_filter_ctx *filter_ctx = | |
2486 | (struct lttng_ust_bytecode_filter_ctx *) caller_ctx; | |
2487 | if (retval) | |
2488 | filter_ctx->result = LTTNG_UST_BYTECODE_FILTER_ACCEPT; | |
2489 | else | |
2490 | filter_ctx->result = LTTNG_UST_BYTECODE_FILTER_REJECT; | |
2491 | break; | |
f3503ba9 | 2492 | } |
22c30e27 MD |
2493 | case LTTNG_UST_BYTECODE_TYPE_CAPTURE: |
2494 | ret = lttng_bytecode_interpret_format_output(estack_ax(stack, top), | |
2495 | (struct lttng_interpreter_output *) caller_ctx); | |
2496 | break; | |
2497 | default: | |
2498 | ret = -EINVAL; | |
2499 | break; | |
2500 | } | |
2501 | if (ret) | |
2502 | return LTTNG_UST_BYTECODE_INTERPRETER_ERROR; | |
2503 | else | |
2504 | return LTTNG_UST_BYTECODE_INTERPRETER_OK; | |
d37ecb3f FD |
2505 | } |
2506 | ||
97b58163 MD |
2507 | #undef START_OP |
2508 | #undef OP | |
2509 | #undef PO | |
2510 | #undef END_OP |