Commit | Line | Data |
---|---|---|
97b58163 | 1 | /* |
04aa13f8 | 2 | * lttng-bytecode-interpreter.c |
97b58163 | 3 | * |
04aa13f8 | 4 | * LTTng UST bytecode interpreter. |
97b58163 | 5 | * |
7e50015d | 6 | * Copyright (C) 2010-2016 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
97b58163 | 7 | * |
7e50015d MD |
8 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
9 | * of this software and associated documentation files (the "Software"), to deal | |
10 | * in the Software without restriction, including without limitation the rights | |
11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
12 | * copies of the Software, and to permit persons to whom the Software is | |
13 | * furnished to do so, subject to the following conditions: | |
97b58163 | 14 | * |
7e50015d MD |
15 | * The above copyright notice and this permission notice shall be included in |
16 | * all copies or substantial portions of the Software. | |
97b58163 | 17 | * |
7e50015d MD |
18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
24 | * SOFTWARE. | |
97b58163 MD |
25 | */ |
26 | ||
3fbec7dc | 27 | #define _LGPL_SOURCE |
b4051ad8 | 28 | #include <stddef.h> |
a63d0dc8 | 29 | #include <stdint.h> |
b4051ad8 | 30 | #include <urcu-pointer.h> |
f3503ba9 FD |
31 | #include <byteswap.h> |
32 | ||
3208818b | 33 | #include <lttng/ust-endian.h> |
f3503ba9 FD |
34 | #include <lttng/ust-events.h> |
35 | ||
04aa13f8 | 36 | #include "lttng-bytecode.h" |
3151a51d | 37 | #include "string-utils.h" |
97b58163 | 38 | |
f3503ba9 | 39 | |
97b58163 MD |
40 | /* |
41 | * -1: wildcard found. | |
42 | * -2: unknown escape char. | |
43 | * 0: normal char. | |
44 | */ | |
45 | ||
46 | static | |
47 | int parse_char(const char **p) | |
48 | { | |
49 | switch (**p) { | |
50 | case '\\': | |
51 | (*p)++; | |
52 | switch (**p) { | |
53 | case '\\': | |
54 | case '*': | |
55 | return 0; | |
56 | default: | |
57 | return -2; | |
58 | } | |
59 | case '*': | |
60 | return -1; | |
61 | default: | |
62 | return 0; | |
63 | } | |
64 | } | |
65 | ||
3151a51d | 66 | /* |
a63d0dc8 | 67 | * Returns SIZE_MAX if the string is null-terminated, or the number of |
3151a51d PP |
68 | * characters if not. |
69 | */ | |
70 | static | |
71 | size_t get_str_or_seq_len(const struct estack_entry *entry) | |
72 | { | |
a63d0dc8 | 73 | return entry->u.s.seq_len; |
3151a51d PP |
74 | } |
75 | ||
76 | static | |
77 | int stack_star_glob_match(struct estack *stack, int top, const char *cmp_type) | |
78 | { | |
79 | const char *pattern; | |
80 | const char *candidate; | |
81 | size_t pattern_len; | |
82 | size_t candidate_len; | |
83 | ||
84 | /* Find out which side is the pattern vs. the candidate. */ | |
85 | if (estack_ax(stack, top)->u.s.literal_type == ESTACK_STRING_LITERAL_TYPE_STAR_GLOB) { | |
86 | pattern = estack_ax(stack, top)->u.s.str; | |
87 | pattern_len = get_str_or_seq_len(estack_ax(stack, top)); | |
88 | candidate = estack_bx(stack, top)->u.s.str; | |
89 | candidate_len = get_str_or_seq_len(estack_bx(stack, top)); | |
90 | } else { | |
91 | pattern = estack_bx(stack, top)->u.s.str; | |
92 | pattern_len = get_str_or_seq_len(estack_bx(stack, top)); | |
93 | candidate = estack_ax(stack, top)->u.s.str; | |
94 | candidate_len = get_str_or_seq_len(estack_ax(stack, top)); | |
95 | } | |
96 | ||
97 | /* Perform the match. Returns 0 when the result is true. */ | |
98 | return !strutils_star_glob_match(pattern, pattern_len, candidate, | |
99 | candidate_len); | |
100 | } | |
101 | ||
97b58163 | 102 | static |
9b33aac4 | 103 | int stack_strcmp(struct estack *stack, int top, const char *cmp_type) |
97b58163 | 104 | { |
9b33aac4 | 105 | const char *p = estack_bx(stack, top)->u.s.str, *q = estack_ax(stack, top)->u.s.str; |
97b58163 MD |
106 | int ret; |
107 | int diff; | |
108 | ||
109 | for (;;) { | |
110 | int escaped_r0 = 0; | |
111 | ||
332335cd MD |
112 | if (unlikely(p - estack_bx(stack, top)->u.s.str >= estack_bx(stack, top)->u.s.seq_len || *p == '\0')) { |
113 | if (q - estack_ax(stack, top)->u.s.str >= estack_ax(stack, top)->u.s.seq_len || *q == '\0') { | |
5cf8141d | 114 | return 0; |
a0928c1e | 115 | } else { |
3151a51d PP |
116 | if (estack_ax(stack, top)->u.s.literal_type == |
117 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
5cf8141d MD |
118 | ret = parse_char(&q); |
119 | if (ret == -1) | |
120 | return 0; | |
121 | } | |
122 | return -1; | |
a0928c1e | 123 | } |
97b58163 | 124 | } |
332335cd | 125 | if (unlikely(q - estack_ax(stack, top)->u.s.str >= estack_ax(stack, top)->u.s.seq_len || *q == '\0')) { |
3151a51d PP |
126 | if (estack_bx(stack, top)->u.s.literal_type == |
127 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
3e6a0694 MD |
128 | ret = parse_char(&p); |
129 | if (ret == -1) | |
130 | return 0; | |
a0928c1e | 131 | } |
3e6a0694 | 132 | return 1; |
97b58163 | 133 | } |
3151a51d PP |
134 | if (estack_bx(stack, top)->u.s.literal_type == |
135 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
97b58163 MD |
136 | ret = parse_char(&p); |
137 | if (ret == -1) { | |
138 | return 0; | |
139 | } else if (ret == -2) { | |
140 | escaped_r0 = 1; | |
141 | } | |
142 | /* else compare both char */ | |
143 | } | |
3151a51d PP |
144 | if (estack_ax(stack, top)->u.s.literal_type == |
145 | ESTACK_STRING_LITERAL_TYPE_PLAIN) { | |
97b58163 MD |
146 | ret = parse_char(&q); |
147 | if (ret == -1) { | |
148 | return 0; | |
149 | } else if (ret == -2) { | |
150 | if (!escaped_r0) | |
151 | return -1; | |
152 | } else { | |
153 | if (escaped_r0) | |
154 | return 1; | |
155 | } | |
156 | } else { | |
157 | if (escaped_r0) | |
158 | return 1; | |
159 | } | |
160 | diff = *p - *q; | |
161 | if (diff != 0) | |
162 | break; | |
163 | p++; | |
164 | q++; | |
165 | } | |
166 | return diff; | |
167 | } | |
168 | ||
04aa13f8 | 169 | uint64_t lttng_bytecode_filter_interpret_false(void *filter_data, |
97b58163 MD |
170 | const char *filter_stack_data) |
171 | { | |
04aa13f8 | 172 | return LTTNG_INTERPRETER_DISCARD; |
97b58163 MD |
173 | } |
174 | ||
175 | #ifdef INTERPRETER_USE_SWITCH | |
176 | ||
177 | /* | |
178 | * Fallback for compilers that do not support taking address of labels. | |
179 | */ | |
180 | ||
181 | #define START_OP \ | |
182 | start_pc = &bytecode->data[0]; \ | |
183 | for (pc = next_pc = start_pc; pc - start_pc < bytecode->len; \ | |
184 | pc = next_pc) { \ | |
185 | dbg_printf("Executing op %s (%u)\n", \ | |
04aa13f8 FD |
186 | print_op((unsigned int) *(bytecode_opcode_t *) pc), \ |
187 | (unsigned int) *(bytecode_opcode_t *) pc); \ | |
188 | switch (*(bytecode_opcode_t *) pc) { | |
97b58163 | 189 | |
53569322 MD |
190 | #define OP(name) jump_target_##name: __attribute__((unused)); \ |
191 | case name | |
97b58163 MD |
192 | |
193 | #define PO break | |
194 | ||
195 | #define END_OP } \ | |
196 | } | |
197 | ||
53569322 MD |
198 | #define JUMP_TO(name) \ |
199 | goto jump_target_##name | |
200 | ||
97b58163 MD |
201 | #else |
202 | ||
203 | /* | |
204 | * Dispatch-table based interpreter. | |
205 | */ | |
206 | ||
207 | #define START_OP \ | |
47e5f13e | 208 | start_pc = &bytecode->code[0]; \ |
97b58163 MD |
209 | pc = next_pc = start_pc; \ |
210 | if (unlikely(pc - start_pc >= bytecode->len)) \ | |
211 | goto end; \ | |
04aa13f8 | 212 | goto *dispatch[*(bytecode_opcode_t *) pc]; |
97b58163 MD |
213 | |
214 | #define OP(name) \ | |
215 | LABEL_##name | |
216 | ||
217 | #define PO \ | |
218 | pc = next_pc; \ | |
04aa13f8 | 219 | goto *dispatch[*(bytecode_opcode_t *) pc]; |
97b58163 MD |
220 | |
221 | #define END_OP | |
222 | ||
53569322 MD |
223 | #define JUMP_TO(name) \ |
224 | goto LABEL_##name | |
225 | ||
97b58163 MD |
226 | #endif |
227 | ||
d97f9b78 MD |
228 | #define IS_INTEGER_REGISTER(reg_type) \ |
229 | (reg_type == REG_U64 || reg_type == REG_S64) | |
230 | ||
47e5f13e MD |
231 | static int context_get_index(struct lttng_ctx *ctx, |
232 | struct load_ptr *ptr, | |
233 | uint32_t idx) | |
234 | { | |
235 | ||
236 | struct lttng_ctx_field *ctx_field; | |
237 | struct lttng_event_field *field; | |
238 | struct lttng_ctx_value v; | |
239 | ||
240 | ctx_field = &ctx->fields[idx]; | |
241 | field = &ctx_field->event_field; | |
242 | ptr->type = LOAD_OBJECT; | |
f3503ba9 | 243 | ptr->field = field; |
47e5f13e MD |
244 | |
245 | switch (field->type.atype) { | |
246 | case atype_integer: | |
247 | ctx_field->get_value(ctx_field, &v); | |
218deb69 | 248 | if (field->type.u.integer.signedness) { |
47e5f13e MD |
249 | ptr->object_type = OBJECT_TYPE_S64; |
250 | ptr->u.s64 = v.u.s64; | |
251 | ptr->ptr = &ptr->u.s64; | |
252 | } else { | |
253 | ptr->object_type = OBJECT_TYPE_U64; | |
254 | ptr->u.u64 = v.u.s64; /* Cast. */ | |
255 | ptr->ptr = &ptr->u.u64; | |
256 | } | |
257 | break; | |
218deb69 MD |
258 | case atype_enum: /* Fall-through */ |
259 | case atype_enum_nestable: | |
47e5f13e | 260 | { |
218deb69 | 261 | const struct lttng_integer_type *itype; |
47e5f13e | 262 | |
218deb69 MD |
263 | if (field->type.atype == atype_enum) { |
264 | itype = &field->type.u.legacy.basic.enumeration.container_type; | |
265 | } else { | |
266 | itype = &field->type.u.enum_nestable.container_type->u.integer; | |
267 | } | |
47e5f13e MD |
268 | ctx_field->get_value(ctx_field, &v); |
269 | if (itype->signedness) { | |
70f9f7f9 | 270 | ptr->object_type = OBJECT_TYPE_SIGNED_ENUM; |
47e5f13e MD |
271 | ptr->u.s64 = v.u.s64; |
272 | ptr->ptr = &ptr->u.s64; | |
273 | } else { | |
70f9f7f9 | 274 | ptr->object_type = OBJECT_TYPE_UNSIGNED_ENUM; |
47e5f13e MD |
275 | ptr->u.u64 = v.u.s64; /* Cast. */ |
276 | ptr->ptr = &ptr->u.u64; | |
277 | } | |
278 | break; | |
279 | } | |
280 | case atype_array: | |
218deb69 MD |
281 | if (field->type.u.legacy.array.elem_type.atype != atype_integer) { |
282 | ERR("Array nesting only supports integer types."); | |
283 | return -EINVAL; | |
284 | } | |
285 | if (field->type.u.legacy.array.elem_type.u.basic.integer.encoding == lttng_encode_none) { | |
286 | ERR("Only string arrays are supported for contexts."); | |
287 | return -EINVAL; | |
288 | } | |
289 | ptr->object_type = OBJECT_TYPE_STRING; | |
290 | ctx_field->get_value(ctx_field, &v); | |
291 | ptr->ptr = v.u.str; | |
292 | break; | |
293 | case atype_array_nestable: | |
294 | if (field->type.u.array_nestable.elem_type->atype != atype_integer) { | |
47e5f13e MD |
295 | ERR("Array nesting only supports integer types."); |
296 | return -EINVAL; | |
297 | } | |
218deb69 | 298 | if (field->type.u.array_nestable.elem_type->u.integer.encoding == lttng_encode_none) { |
47e5f13e MD |
299 | ERR("Only string arrays are supported for contexts."); |
300 | return -EINVAL; | |
301 | } | |
302 | ptr->object_type = OBJECT_TYPE_STRING; | |
303 | ctx_field->get_value(ctx_field, &v); | |
304 | ptr->ptr = v.u.str; | |
305 | break; | |
306 | case atype_sequence: | |
218deb69 MD |
307 | if (field->type.u.legacy.sequence.elem_type.atype != atype_integer) { |
308 | ERR("Sequence nesting only supports integer types."); | |
309 | return -EINVAL; | |
310 | } | |
311 | if (field->type.u.legacy.sequence.elem_type.u.basic.integer.encoding == lttng_encode_none) { | |
312 | ERR("Only string sequences are supported for contexts."); | |
313 | return -EINVAL; | |
314 | } | |
315 | ptr->object_type = OBJECT_TYPE_STRING; | |
316 | ctx_field->get_value(ctx_field, &v); | |
317 | ptr->ptr = v.u.str; | |
318 | break; | |
319 | case atype_sequence_nestable: | |
320 | if (field->type.u.sequence_nestable.elem_type->atype != atype_integer) { | |
47e5f13e MD |
321 | ERR("Sequence nesting only supports integer types."); |
322 | return -EINVAL; | |
323 | } | |
218deb69 | 324 | if (field->type.u.sequence_nestable.elem_type->u.integer.encoding == lttng_encode_none) { |
47e5f13e MD |
325 | ERR("Only string sequences are supported for contexts."); |
326 | return -EINVAL; | |
327 | } | |
328 | ptr->object_type = OBJECT_TYPE_STRING; | |
329 | ctx_field->get_value(ctx_field, &v); | |
330 | ptr->ptr = v.u.str; | |
331 | break; | |
332 | case atype_string: | |
333 | ptr->object_type = OBJECT_TYPE_STRING; | |
334 | ctx_field->get_value(ctx_field, &v); | |
335 | ptr->ptr = v.u.str; | |
336 | break; | |
337 | case atype_float: | |
338 | ptr->object_type = OBJECT_TYPE_DOUBLE; | |
0245c698 | 339 | ctx_field->get_value(ctx_field, &v); |
47e5f13e MD |
340 | ptr->u.d = v.u.d; |
341 | ptr->ptr = &ptr->u.d; | |
342 | break; | |
343 | case atype_dynamic: | |
344 | ctx_field->get_value(ctx_field, &v); | |
345 | switch (v.sel) { | |
346 | case LTTNG_UST_DYNAMIC_TYPE_NONE: | |
347 | return -EINVAL; | |
86133caf FD |
348 | case LTTNG_UST_DYNAMIC_TYPE_U8: |
349 | case LTTNG_UST_DYNAMIC_TYPE_U16: | |
350 | case LTTNG_UST_DYNAMIC_TYPE_U32: | |
351 | case LTTNG_UST_DYNAMIC_TYPE_U64: | |
352 | ptr->object_type = OBJECT_TYPE_U64; | |
353 | ptr->u.u64 = v.u.u64; | |
354 | ptr->ptr = &ptr->u.u64; | |
355 | dbg_printf("context get index dynamic u64 %" PRIi64 "\n", ptr->u.u64); | |
356 | break; | |
357 | case LTTNG_UST_DYNAMIC_TYPE_S8: | |
358 | case LTTNG_UST_DYNAMIC_TYPE_S16: | |
359 | case LTTNG_UST_DYNAMIC_TYPE_S32: | |
47e5f13e MD |
360 | case LTTNG_UST_DYNAMIC_TYPE_S64: |
361 | ptr->object_type = OBJECT_TYPE_S64; | |
362 | ptr->u.s64 = v.u.s64; | |
363 | ptr->ptr = &ptr->u.s64; | |
364 | dbg_printf("context get index dynamic s64 %" PRIi64 "\n", ptr->u.s64); | |
365 | break; | |
86133caf | 366 | case LTTNG_UST_DYNAMIC_TYPE_FLOAT: |
47e5f13e MD |
367 | case LTTNG_UST_DYNAMIC_TYPE_DOUBLE: |
368 | ptr->object_type = OBJECT_TYPE_DOUBLE; | |
369 | ptr->u.d = v.u.d; | |
370 | ptr->ptr = &ptr->u.d; | |
371 | dbg_printf("context get index dynamic double %g\n", ptr->u.d); | |
372 | break; | |
373 | case LTTNG_UST_DYNAMIC_TYPE_STRING: | |
374 | ptr->object_type = OBJECT_TYPE_STRING; | |
375 | ptr->ptr = v.u.str; | |
376 | dbg_printf("context get index dynamic string %s\n", (const char *) ptr->ptr); | |
377 | break; | |
378 | default: | |
04aa13f8 | 379 | dbg_printf("Interpreter warning: unknown dynamic type (%d).\n", (int) v.sel); |
47e5f13e MD |
380 | return -EINVAL; |
381 | } | |
382 | break; | |
383 | case atype_struct: | |
384 | ERR("Structure type cannot be loaded."); | |
385 | return -EINVAL; | |
386 | default: | |
387 | ERR("Unknown type: %d", (int) field->type.atype); | |
388 | return -EINVAL; | |
389 | } | |
390 | return 0; | |
391 | } | |
392 | ||
b77aaa1b | 393 | static int dynamic_get_index(struct lttng_ctx *ctx, |
47e5f13e MD |
394 | struct bytecode_runtime *runtime, |
395 | uint64_t index, struct estack_entry *stack_top) | |
396 | { | |
397 | int ret; | |
04aa13f8 | 398 | const struct bytecode_get_index_data *gid; |
47e5f13e | 399 | |
04aa13f8 | 400 | gid = (const struct bytecode_get_index_data *) &runtime->data[index]; |
47e5f13e MD |
401 | switch (stack_top->u.ptr.type) { |
402 | case LOAD_OBJECT: | |
403 | switch (stack_top->u.ptr.object_type) { | |
404 | case OBJECT_TYPE_ARRAY: | |
405 | { | |
406 | const char *ptr; | |
407 | ||
408 | assert(gid->offset < gid->array_len); | |
409 | /* Skip count (unsigned long) */ | |
410 | ptr = *(const char **) (stack_top->u.ptr.ptr + sizeof(unsigned long)); | |
411 | ptr = ptr + gid->offset; | |
412 | stack_top->u.ptr.ptr = ptr; | |
413 | stack_top->u.ptr.object_type = gid->elem.type; | |
414 | stack_top->u.ptr.rev_bo = gid->elem.rev_bo; | |
f3503ba9 FD |
415 | assert(stack_top->u.ptr.field->type.atype == atype_array || |
416 | stack_top->u.ptr.field->type.atype == atype_array_nestable); | |
47e5f13e MD |
417 | stack_top->u.ptr.field = NULL; |
418 | break; | |
419 | } | |
420 | case OBJECT_TYPE_SEQUENCE: | |
421 | { | |
422 | const char *ptr; | |
423 | size_t ptr_seq_len; | |
424 | ||
425 | ptr = *(const char **) (stack_top->u.ptr.ptr + sizeof(unsigned long)); | |
426 | ptr_seq_len = *(unsigned long *) stack_top->u.ptr.ptr; | |
427 | if (gid->offset >= gid->elem.len * ptr_seq_len) { | |
428 | ret = -EINVAL; | |
429 | goto end; | |
430 | } | |
431 | ptr = ptr + gid->offset; | |
432 | stack_top->u.ptr.ptr = ptr; | |
433 | stack_top->u.ptr.object_type = gid->elem.type; | |
434 | stack_top->u.ptr.rev_bo = gid->elem.rev_bo; | |
f3503ba9 FD |
435 | assert(stack_top->u.ptr.field->type.atype == atype_sequence || |
436 | stack_top->u.ptr.field->type.atype == atype_sequence_nestable); | |
47e5f13e MD |
437 | stack_top->u.ptr.field = NULL; |
438 | break; | |
439 | } | |
440 | case OBJECT_TYPE_STRUCT: | |
441 | ERR("Nested structures are not supported yet."); | |
442 | ret = -EINVAL; | |
443 | goto end; | |
444 | case OBJECT_TYPE_VARIANT: | |
445 | default: | |
446 | ERR("Unexpected get index type %d", | |
447 | (int) stack_top->u.ptr.object_type); | |
448 | ret = -EINVAL; | |
449 | goto end; | |
450 | } | |
451 | break; | |
452 | case LOAD_ROOT_CONTEXT: | |
453 | case LOAD_ROOT_APP_CONTEXT: /* Fall-through */ | |
454 | { | |
47e5f13e MD |
455 | ret = context_get_index(ctx, |
456 | &stack_top->u.ptr, | |
457 | gid->ctx_index); | |
458 | if (ret) { | |
459 | goto end; | |
460 | } | |
461 | break; | |
462 | } | |
463 | case LOAD_ROOT_PAYLOAD: | |
464 | stack_top->u.ptr.ptr += gid->offset; | |
465 | if (gid->elem.type == OBJECT_TYPE_STRING) | |
466 | stack_top->u.ptr.ptr = *(const char * const *) stack_top->u.ptr.ptr; | |
467 | stack_top->u.ptr.object_type = gid->elem.type; | |
468 | stack_top->u.ptr.type = LOAD_OBJECT; | |
f3503ba9 | 469 | stack_top->u.ptr.field = gid->field; |
6bbd9df3 | 470 | stack_top->u.ptr.rev_bo = gid->elem.rev_bo; |
47e5f13e MD |
471 | break; |
472 | } | |
d312cd35 FD |
473 | |
474 | stack_top->type = REG_PTR; | |
475 | ||
47e5f13e MD |
476 | return 0; |
477 | ||
478 | end: | |
479 | return ret; | |
480 | } | |
481 | ||
482 | static int dynamic_load_field(struct estack_entry *stack_top) | |
483 | { | |
484 | int ret; | |
485 | ||
486 | switch (stack_top->u.ptr.type) { | |
487 | case LOAD_OBJECT: | |
488 | break; | |
489 | case LOAD_ROOT_CONTEXT: | |
490 | case LOAD_ROOT_APP_CONTEXT: | |
491 | case LOAD_ROOT_PAYLOAD: | |
492 | default: | |
04aa13f8 | 493 | dbg_printf("Interpreter warning: cannot load root, missing field name.\n"); |
47e5f13e MD |
494 | ret = -EINVAL; |
495 | goto end; | |
496 | } | |
497 | switch (stack_top->u.ptr.object_type) { | |
498 | case OBJECT_TYPE_S8: | |
499 | dbg_printf("op load field s8\n"); | |
500 | stack_top->u.v = *(int8_t *) stack_top->u.ptr.ptr; | |
501 | stack_top->type = REG_S64; | |
502 | break; | |
503 | case OBJECT_TYPE_S16: | |
504 | { | |
505 | int16_t tmp; | |
506 | ||
507 | dbg_printf("op load field s16\n"); | |
508 | tmp = *(int16_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; | |
512 | stack_top->type = REG_S64; | |
513 | break; | |
514 | } | |
515 | case OBJECT_TYPE_S32: | |
516 | { | |
517 | int32_t tmp; | |
518 | ||
519 | dbg_printf("op load field s32\n"); | |
520 | tmp = *(int32_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; | |
524 | stack_top->type = REG_S64; | |
525 | break; | |
526 | } | |
527 | case OBJECT_TYPE_S64: | |
528 | { | |
529 | int64_t tmp; | |
530 | ||
531 | dbg_printf("op load field s64\n"); | |
532 | tmp = *(int64_t *) stack_top->u.ptr.ptr; | |
533 | if (stack_top->u.ptr.rev_bo) | |
534 | tmp = bswap_64(tmp); | |
535 | stack_top->u.v = tmp; | |
536 | stack_top->type = REG_S64; | |
537 | break; | |
538 | } | |
70f9f7f9 FD |
539 | case OBJECT_TYPE_SIGNED_ENUM: |
540 | { | |
541 | int64_t tmp; | |
542 | ||
543 | dbg_printf("op load field signed enumeration\n"); | |
544 | tmp = *(int64_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_S64; | |
549 | break; | |
550 | } | |
47e5f13e MD |
551 | case OBJECT_TYPE_U8: |
552 | dbg_printf("op load field u8\n"); | |
553 | stack_top->u.v = *(uint8_t *) stack_top->u.ptr.ptr; | |
d97f9b78 | 554 | stack_top->type = REG_U64; |
47e5f13e MD |
555 | break; |
556 | case OBJECT_TYPE_U16: | |
557 | { | |
558 | uint16_t tmp; | |
559 | ||
055d27d7 | 560 | dbg_printf("op load field u16\n"); |
47e5f13e MD |
561 | tmp = *(uint16_t *) stack_top->u.ptr.ptr; |
562 | if (stack_top->u.ptr.rev_bo) | |
563 | tmp = bswap_16(tmp); | |
564 | stack_top->u.v = tmp; | |
d97f9b78 | 565 | stack_top->type = REG_U64; |
47e5f13e MD |
566 | break; |
567 | } | |
568 | case OBJECT_TYPE_U32: | |
569 | { | |
570 | uint32_t tmp; | |
571 | ||
572 | dbg_printf("op load field u32\n"); | |
573 | tmp = *(uint32_t *) stack_top->u.ptr.ptr; | |
574 | if (stack_top->u.ptr.rev_bo) | |
575 | tmp = bswap_32(tmp); | |
576 | stack_top->u.v = tmp; | |
d97f9b78 | 577 | stack_top->type = REG_U64; |
47e5f13e MD |
578 | break; |
579 | } | |
580 | case OBJECT_TYPE_U64: | |
581 | { | |
582 | uint64_t tmp; | |
583 | ||
584 | dbg_printf("op load field u64\n"); | |
585 | tmp = *(uint64_t *) stack_top->u.ptr.ptr; | |
586 | if (stack_top->u.ptr.rev_bo) | |
587 | tmp = bswap_64(tmp); | |
588 | stack_top->u.v = tmp; | |
d97f9b78 | 589 | stack_top->type = REG_U64; |
47e5f13e MD |
590 | break; |
591 | } | |
70f9f7f9 FD |
592 | case OBJECT_TYPE_UNSIGNED_ENUM: |
593 | { | |
594 | uint64_t tmp; | |
595 | ||
596 | dbg_printf("op load field unsigned enumeration\n"); | |
597 | tmp = *(uint64_t *) stack_top->u.ptr.ptr; | |
598 | if (stack_top->u.ptr.rev_bo) | |
599 | tmp = bswap_64(tmp); | |
600 | stack_top->u.v = tmp; | |
601 | stack_top->type = REG_U64; | |
602 | break; | |
603 | } | |
47e5f13e MD |
604 | case OBJECT_TYPE_DOUBLE: |
605 | memcpy(&stack_top->u.d, | |
606 | stack_top->u.ptr.ptr, | |
607 | sizeof(struct literal_double)); | |
608 | stack_top->type = REG_DOUBLE; | |
609 | break; | |
610 | case OBJECT_TYPE_STRING: | |
611 | { | |
612 | const char *str; | |
613 | ||
614 | dbg_printf("op load field string\n"); | |
615 | str = (const char *) stack_top->u.ptr.ptr; | |
616 | stack_top->u.s.str = str; | |
617 | if (unlikely(!stack_top->u.s.str)) { | |
04aa13f8 | 618 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
47e5f13e MD |
619 | ret = -EINVAL; |
620 | goto end; | |
621 | } | |
622 | stack_top->u.s.seq_len = SIZE_MAX; | |
623 | stack_top->u.s.literal_type = | |
624 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
625 | stack_top->type = REG_STRING; | |
626 | break; | |
627 | } | |
628 | case OBJECT_TYPE_STRING_SEQUENCE: | |
629 | { | |
630 | const char *ptr; | |
631 | ||
632 | dbg_printf("op load field string sequence\n"); | |
633 | ptr = stack_top->u.ptr.ptr; | |
634 | stack_top->u.s.seq_len = *(unsigned long *) ptr; | |
635 | stack_top->u.s.str = *(const char **) (ptr + sizeof(unsigned long)); | |
636 | stack_top->type = REG_STRING; | |
637 | if (unlikely(!stack_top->u.s.str)) { | |
04aa13f8 | 638 | dbg_printf("Interpreter warning: loading a NULL sequence.\n"); |
47e5f13e MD |
639 | ret = -EINVAL; |
640 | goto end; | |
641 | } | |
642 | stack_top->u.s.literal_type = | |
643 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
644 | break; | |
645 | } | |
646 | case OBJECT_TYPE_DYNAMIC: | |
647 | /* | |
648 | * Dynamic types in context are looked up | |
649 | * by context get index. | |
650 | */ | |
651 | ret = -EINVAL; | |
652 | goto end; | |
653 | case OBJECT_TYPE_SEQUENCE: | |
654 | case OBJECT_TYPE_ARRAY: | |
655 | case OBJECT_TYPE_STRUCT: | |
656 | case OBJECT_TYPE_VARIANT: | |
657 | ERR("Sequences, arrays, struct and variant cannot be loaded (nested types)."); | |
658 | ret = -EINVAL; | |
659 | goto end; | |
660 | } | |
661 | return 0; | |
662 | ||
663 | end: | |
664 | return ret; | |
665 | } | |
666 | ||
f3503ba9 FD |
667 | static |
668 | int lttng_bytecode_interpret_format_output(struct estack_entry *ax, | |
669 | struct lttng_interpreter_output *output) | |
670 | { | |
671 | int ret; | |
672 | ||
673 | again: | |
674 | switch (ax->type) { | |
675 | case REG_S64: | |
676 | output->type = LTTNG_INTERPRETER_TYPE_S64; | |
677 | output->u.s = ax->u.v; | |
678 | break; | |
679 | case REG_U64: | |
680 | output->type = LTTNG_INTERPRETER_TYPE_U64; | |
681 | output->u.u = (uint64_t) ax->u.v; | |
682 | break; | |
683 | case REG_DOUBLE: | |
684 | output->type = LTTNG_INTERPRETER_TYPE_DOUBLE; | |
685 | output->u.d = ax->u.d; | |
686 | break; | |
687 | case REG_STRING: | |
688 | output->type = LTTNG_INTERPRETER_TYPE_STRING; | |
689 | output->u.str.str = ax->u.s.str; | |
690 | output->u.str.len = ax->u.s.seq_len; | |
691 | break; | |
692 | case REG_PTR: | |
693 | switch (ax->u.ptr.object_type) { | |
694 | case OBJECT_TYPE_S8: | |
695 | case OBJECT_TYPE_S16: | |
696 | case OBJECT_TYPE_S32: | |
697 | case OBJECT_TYPE_S64: | |
698 | case OBJECT_TYPE_U8: | |
699 | case OBJECT_TYPE_U16: | |
700 | case OBJECT_TYPE_U32: | |
701 | case OBJECT_TYPE_U64: | |
702 | case OBJECT_TYPE_DOUBLE: | |
703 | case OBJECT_TYPE_STRING: | |
704 | case OBJECT_TYPE_STRING_SEQUENCE: | |
705 | ret = dynamic_load_field(ax); | |
706 | if (ret) | |
707 | return ret; | |
708 | /* Retry after loading ptr into stack top. */ | |
709 | goto again; | |
710 | case OBJECT_TYPE_SEQUENCE: | |
711 | output->type = LTTNG_INTERPRETER_TYPE_SEQUENCE; | |
712 | output->u.sequence.ptr = *(const char **) (ax->u.ptr.ptr + sizeof(unsigned long)); | |
713 | output->u.sequence.nr_elem = *(unsigned long *) ax->u.ptr.ptr; | |
714 | output->u.sequence.nested_type = ax->u.ptr.field->type.u.sequence_nestable.elem_type; | |
715 | break; | |
716 | case OBJECT_TYPE_ARRAY: | |
717 | /* Skip count (unsigned long) */ | |
718 | output->type = LTTNG_INTERPRETER_TYPE_SEQUENCE; | |
719 | output->u.sequence.ptr = *(const char **) (ax->u.ptr.ptr + sizeof(unsigned long)); | |
720 | output->u.sequence.nr_elem = ax->u.ptr.field->type.u.array_nestable.length; | |
721 | output->u.sequence.nested_type = ax->u.ptr.field->type.u.array_nestable.elem_type; | |
722 | break; | |
70f9f7f9 FD |
723 | case OBJECT_TYPE_SIGNED_ENUM: |
724 | ret = dynamic_load_field(ax); | |
725 | if (ret) | |
726 | return ret; | |
727 | output->type = LTTNG_INTERPRETER_TYPE_SIGNED_ENUM; | |
728 | output->u.s = ax->u.v; | |
729 | break; | |
730 | case OBJECT_TYPE_UNSIGNED_ENUM: | |
731 | ret = dynamic_load_field(ax); | |
732 | if (ret) | |
733 | return ret; | |
734 | output->type = LTTNG_INTERPRETER_TYPE_UNSIGNED_ENUM; | |
735 | output->u.u = ax->u.v; | |
736 | break; | |
f3503ba9 FD |
737 | case OBJECT_TYPE_STRUCT: |
738 | case OBJECT_TYPE_VARIANT: | |
739 | default: | |
740 | return -EINVAL; | |
741 | } | |
742 | ||
743 | break; | |
744 | case REG_STAR_GLOB_STRING: | |
745 | case REG_UNKNOWN: | |
746 | default: | |
747 | return -EINVAL; | |
748 | } | |
749 | ||
04aa13f8 | 750 | return LTTNG_INTERPRETER_RECORD_FLAG; |
f3503ba9 FD |
751 | } |
752 | ||
8a92ed2a MD |
753 | /* |
754 | * Return 0 (discard), or raise the 0x1 flag (log event). | |
755 | * Currently, other flags are kept for future extensions and have no | |
756 | * effect. | |
757 | */ | |
f3503ba9 FD |
758 | static |
759 | uint64_t bytecode_interpret(void *interpreter_data, | |
760 | const char *interpreter_stack_data, | |
761 | struct lttng_interpreter_output *output) | |
97b58163 | 762 | { |
f3503ba9 | 763 | struct bytecode_runtime *bytecode = interpreter_data; |
b77aaa1b | 764 | struct lttng_ctx *ctx = rcu_dereference(*bytecode->p.pctx); |
97b58163 MD |
765 | void *pc, *next_pc, *start_pc; |
766 | int ret = -EINVAL; | |
8b82df15 | 767 | uint64_t retval = 0; |
0305960f MD |
768 | struct estack _stack; |
769 | struct estack *stack = &_stack; | |
9b33aac4 | 770 | register int64_t ax = 0, bx = 0; |
53569322 | 771 | register enum entry_type ax_t = REG_UNKNOWN, bx_t = REG_UNKNOWN; |
04aa13f8 | 772 | register int top = INTERPRETER_STACK_EMPTY; |
97b58163 | 773 | #ifndef INTERPRETER_USE_SWITCH |
04aa13f8 FD |
774 | static void *dispatch[NR_BYTECODE_OPS] = { |
775 | [ BYTECODE_OP_UNKNOWN ] = &&LABEL_BYTECODE_OP_UNKNOWN, | |
97b58163 | 776 | |
04aa13f8 | 777 | [ BYTECODE_OP_RETURN ] = &&LABEL_BYTECODE_OP_RETURN, |
97b58163 MD |
778 | |
779 | /* binary */ | |
04aa13f8 FD |
780 | [ BYTECODE_OP_MUL ] = &&LABEL_BYTECODE_OP_MUL, |
781 | [ BYTECODE_OP_DIV ] = &&LABEL_BYTECODE_OP_DIV, | |
782 | [ BYTECODE_OP_MOD ] = &&LABEL_BYTECODE_OP_MOD, | |
783 | [ BYTECODE_OP_PLUS ] = &&LABEL_BYTECODE_OP_PLUS, | |
784 | [ BYTECODE_OP_MINUS ] = &&LABEL_BYTECODE_OP_MINUS, | |
785 | [ BYTECODE_OP_BIT_RSHIFT ] = &&LABEL_BYTECODE_OP_BIT_RSHIFT, | |
786 | [ BYTECODE_OP_BIT_LSHIFT ] = &&LABEL_BYTECODE_OP_BIT_LSHIFT, | |
787 | [ BYTECODE_OP_BIT_AND ] = &&LABEL_BYTECODE_OP_BIT_AND, | |
788 | [ BYTECODE_OP_BIT_OR ] = &&LABEL_BYTECODE_OP_BIT_OR, | |
789 | [ BYTECODE_OP_BIT_XOR ] = &&LABEL_BYTECODE_OP_BIT_XOR, | |
97b58163 MD |
790 | |
791 | /* binary comparators */ | |
04aa13f8 FD |
792 | [ BYTECODE_OP_EQ ] = &&LABEL_BYTECODE_OP_EQ, |
793 | [ BYTECODE_OP_NE ] = &&LABEL_BYTECODE_OP_NE, | |
794 | [ BYTECODE_OP_GT ] = &&LABEL_BYTECODE_OP_GT, | |
795 | [ BYTECODE_OP_LT ] = &&LABEL_BYTECODE_OP_LT, | |
796 | [ BYTECODE_OP_GE ] = &&LABEL_BYTECODE_OP_GE, | |
797 | [ BYTECODE_OP_LE ] = &&LABEL_BYTECODE_OP_LE, | |
97b58163 MD |
798 | |
799 | /* string binary comparator */ | |
04aa13f8 FD |
800 | [ BYTECODE_OP_EQ_STRING ] = &&LABEL_BYTECODE_OP_EQ_STRING, |
801 | [ BYTECODE_OP_NE_STRING ] = &&LABEL_BYTECODE_OP_NE_STRING, | |
802 | [ BYTECODE_OP_GT_STRING ] = &&LABEL_BYTECODE_OP_GT_STRING, | |
803 | [ BYTECODE_OP_LT_STRING ] = &&LABEL_BYTECODE_OP_LT_STRING, | |
804 | [ BYTECODE_OP_GE_STRING ] = &&LABEL_BYTECODE_OP_GE_STRING, | |
805 | [ BYTECODE_OP_LE_STRING ] = &&LABEL_BYTECODE_OP_LE_STRING, | |
97b58163 | 806 | |
3151a51d | 807 | /* globbing pattern binary comparator */ |
04aa13f8 FD |
808 | [ BYTECODE_OP_EQ_STAR_GLOB_STRING ] = &&LABEL_BYTECODE_OP_EQ_STAR_GLOB_STRING, |
809 | [ BYTECODE_OP_NE_STAR_GLOB_STRING ] = &&LABEL_BYTECODE_OP_NE_STAR_GLOB_STRING, | |
3151a51d | 810 | |
97b58163 | 811 | /* s64 binary comparator */ |
04aa13f8 FD |
812 | [ BYTECODE_OP_EQ_S64 ] = &&LABEL_BYTECODE_OP_EQ_S64, |
813 | [ BYTECODE_OP_NE_S64 ] = &&LABEL_BYTECODE_OP_NE_S64, | |
814 | [ BYTECODE_OP_GT_S64 ] = &&LABEL_BYTECODE_OP_GT_S64, | |
815 | [ BYTECODE_OP_LT_S64 ] = &&LABEL_BYTECODE_OP_LT_S64, | |
816 | [ BYTECODE_OP_GE_S64 ] = &&LABEL_BYTECODE_OP_GE_S64, | |
817 | [ BYTECODE_OP_LE_S64 ] = &&LABEL_BYTECODE_OP_LE_S64, | |
97b58163 MD |
818 | |
819 | /* double binary comparator */ | |
04aa13f8 FD |
820 | [ BYTECODE_OP_EQ_DOUBLE ] = &&LABEL_BYTECODE_OP_EQ_DOUBLE, |
821 | [ BYTECODE_OP_NE_DOUBLE ] = &&LABEL_BYTECODE_OP_NE_DOUBLE, | |
822 | [ BYTECODE_OP_GT_DOUBLE ] = &&LABEL_BYTECODE_OP_GT_DOUBLE, | |
823 | [ BYTECODE_OP_LT_DOUBLE ] = &&LABEL_BYTECODE_OP_LT_DOUBLE, | |
824 | [ BYTECODE_OP_GE_DOUBLE ] = &&LABEL_BYTECODE_OP_GE_DOUBLE, | |
825 | [ BYTECODE_OP_LE_DOUBLE ] = &&LABEL_BYTECODE_OP_LE_DOUBLE, | |
97b58163 | 826 | |
dbea82ec | 827 | /* Mixed S64-double binary comparators */ |
04aa13f8 FD |
828 | [ BYTECODE_OP_EQ_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_EQ_DOUBLE_S64, |
829 | [ BYTECODE_OP_NE_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_NE_DOUBLE_S64, | |
830 | [ BYTECODE_OP_GT_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_GT_DOUBLE_S64, | |
831 | [ BYTECODE_OP_LT_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_LT_DOUBLE_S64, | |
832 | [ BYTECODE_OP_GE_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_GE_DOUBLE_S64, | |
833 | [ BYTECODE_OP_LE_DOUBLE_S64 ] = &&LABEL_BYTECODE_OP_LE_DOUBLE_S64, | |
834 | ||
835 | [ BYTECODE_OP_EQ_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_EQ_S64_DOUBLE, | |
836 | [ BYTECODE_OP_NE_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_NE_S64_DOUBLE, | |
837 | [ BYTECODE_OP_GT_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_GT_S64_DOUBLE, | |
838 | [ BYTECODE_OP_LT_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_LT_S64_DOUBLE, | |
839 | [ BYTECODE_OP_GE_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_GE_S64_DOUBLE, | |
840 | [ BYTECODE_OP_LE_S64_DOUBLE ] = &&LABEL_BYTECODE_OP_LE_S64_DOUBLE, | |
dbea82ec | 841 | |
97b58163 | 842 | /* unary */ |
04aa13f8 FD |
843 | [ BYTECODE_OP_UNARY_PLUS ] = &&LABEL_BYTECODE_OP_UNARY_PLUS, |
844 | [ BYTECODE_OP_UNARY_MINUS ] = &&LABEL_BYTECODE_OP_UNARY_MINUS, | |
845 | [ BYTECODE_OP_UNARY_NOT ] = &&LABEL_BYTECODE_OP_UNARY_NOT, | |
846 | [ BYTECODE_OP_UNARY_PLUS_S64 ] = &&LABEL_BYTECODE_OP_UNARY_PLUS_S64, | |
847 | [ BYTECODE_OP_UNARY_MINUS_S64 ] = &&LABEL_BYTECODE_OP_UNARY_MINUS_S64, | |
848 | [ BYTECODE_OP_UNARY_NOT_S64 ] = &&LABEL_BYTECODE_OP_UNARY_NOT_S64, | |
849 | [ BYTECODE_OP_UNARY_PLUS_DOUBLE ] = &&LABEL_BYTECODE_OP_UNARY_PLUS_DOUBLE, | |
850 | [ BYTECODE_OP_UNARY_MINUS_DOUBLE ] = &&LABEL_BYTECODE_OP_UNARY_MINUS_DOUBLE, | |
851 | [ BYTECODE_OP_UNARY_NOT_DOUBLE ] = &&LABEL_BYTECODE_OP_UNARY_NOT_DOUBLE, | |
97b58163 MD |
852 | |
853 | /* logical */ | |
04aa13f8 FD |
854 | [ BYTECODE_OP_AND ] = &&LABEL_BYTECODE_OP_AND, |
855 | [ BYTECODE_OP_OR ] = &&LABEL_BYTECODE_OP_OR, | |
97b58163 | 856 | |
77aa5901 | 857 | /* load field ref */ |
04aa13f8 FD |
858 | [ BYTECODE_OP_LOAD_FIELD_REF ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF, |
859 | [ BYTECODE_OP_LOAD_FIELD_REF_STRING ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_STRING, | |
860 | [ BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE, | |
861 | [ BYTECODE_OP_LOAD_FIELD_REF_S64 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_S64, | |
862 | [ BYTECODE_OP_LOAD_FIELD_REF_DOUBLE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_REF_DOUBLE, | |
97b58163 | 863 | |
77aa5901 | 864 | /* load from immediate operand */ |
04aa13f8 FD |
865 | [ BYTECODE_OP_LOAD_STRING ] = &&LABEL_BYTECODE_OP_LOAD_STRING, |
866 | [ BYTECODE_OP_LOAD_STAR_GLOB_STRING ] = &&LABEL_BYTECODE_OP_LOAD_STAR_GLOB_STRING, | |
867 | [ BYTECODE_OP_LOAD_S64 ] = &&LABEL_BYTECODE_OP_LOAD_S64, | |
868 | [ BYTECODE_OP_LOAD_DOUBLE ] = &&LABEL_BYTECODE_OP_LOAD_DOUBLE, | |
97b58163 MD |
869 | |
870 | /* cast */ | |
04aa13f8 FD |
871 | [ BYTECODE_OP_CAST_TO_S64 ] = &&LABEL_BYTECODE_OP_CAST_TO_S64, |
872 | [ BYTECODE_OP_CAST_DOUBLE_TO_S64 ] = &&LABEL_BYTECODE_OP_CAST_DOUBLE_TO_S64, | |
873 | [ BYTECODE_OP_CAST_NOP ] = &&LABEL_BYTECODE_OP_CAST_NOP, | |
77aa5901 MD |
874 | |
875 | /* get context ref */ | |
04aa13f8 FD |
876 | [ BYTECODE_OP_GET_CONTEXT_REF ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF, |
877 | [ BYTECODE_OP_GET_CONTEXT_REF_STRING ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF_STRING, | |
878 | [ BYTECODE_OP_GET_CONTEXT_REF_S64 ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF_S64, | |
879 | [ BYTECODE_OP_GET_CONTEXT_REF_DOUBLE ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_REF_DOUBLE, | |
47e5f13e MD |
880 | |
881 | /* Instructions for recursive traversal through composed types. */ | |
04aa13f8 FD |
882 | [ BYTECODE_OP_GET_CONTEXT_ROOT ] = &&LABEL_BYTECODE_OP_GET_CONTEXT_ROOT, |
883 | [ BYTECODE_OP_GET_APP_CONTEXT_ROOT ] = &&LABEL_BYTECODE_OP_GET_APP_CONTEXT_ROOT, | |
884 | [ BYTECODE_OP_GET_PAYLOAD_ROOT ] = &&LABEL_BYTECODE_OP_GET_PAYLOAD_ROOT, | |
885 | ||
886 | [ BYTECODE_OP_GET_SYMBOL ] = &&LABEL_BYTECODE_OP_GET_SYMBOL, | |
887 | [ BYTECODE_OP_GET_SYMBOL_FIELD ] = &&LABEL_BYTECODE_OP_GET_SYMBOL_FIELD, | |
888 | [ BYTECODE_OP_GET_INDEX_U16 ] = &&LABEL_BYTECODE_OP_GET_INDEX_U16, | |
889 | [ BYTECODE_OP_GET_INDEX_U64 ] = &&LABEL_BYTECODE_OP_GET_INDEX_U64, | |
890 | ||
891 | [ BYTECODE_OP_LOAD_FIELD ] = &&LABEL_BYTECODE_OP_LOAD_FIELD, | |
892 | [ BYTECODE_OP_LOAD_FIELD_S8 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S8, | |
893 | [ BYTECODE_OP_LOAD_FIELD_S16 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S16, | |
894 | [ BYTECODE_OP_LOAD_FIELD_S32 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S32, | |
895 | [ BYTECODE_OP_LOAD_FIELD_S64 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_S64, | |
896 | [ BYTECODE_OP_LOAD_FIELD_U8 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U8, | |
897 | [ BYTECODE_OP_LOAD_FIELD_U16 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U16, | |
898 | [ BYTECODE_OP_LOAD_FIELD_U32 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U32, | |
899 | [ BYTECODE_OP_LOAD_FIELD_U64 ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_U64, | |
900 | [ BYTECODE_OP_LOAD_FIELD_STRING ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_STRING, | |
901 | [ BYTECODE_OP_LOAD_FIELD_SEQUENCE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_SEQUENCE, | |
902 | [ BYTECODE_OP_LOAD_FIELD_DOUBLE ] = &&LABEL_BYTECODE_OP_LOAD_FIELD_DOUBLE, | |
903 | ||
904 | [ BYTECODE_OP_UNARY_BIT_NOT ] = &&LABEL_BYTECODE_OP_UNARY_BIT_NOT, | |
905 | ||
906 | [ BYTECODE_OP_RETURN_S64 ] = &&LABEL_BYTECODE_OP_RETURN_S64, | |
97b58163 MD |
907 | }; |
908 | #endif /* #ifndef INTERPRETER_USE_SWITCH */ | |
909 | ||
910 | START_OP | |
911 | ||
04aa13f8 FD |
912 | OP(BYTECODE_OP_UNKNOWN): |
913 | OP(BYTECODE_OP_LOAD_FIELD_REF): | |
97b58163 MD |
914 | #ifdef INTERPRETER_USE_SWITCH |
915 | default: | |
916 | #endif /* INTERPRETER_USE_SWITCH */ | |
47e5f13e | 917 | ERR("unknown bytecode op %u", |
04aa13f8 | 918 | (unsigned int) *(bytecode_opcode_t *) pc); |
97b58163 MD |
919 | ret = -EINVAL; |
920 | goto end; | |
921 | ||
04aa13f8 FD |
922 | OP(BYTECODE_OP_RETURN): |
923 | /* LTTNG_INTERPRETER_DISCARD or LTTNG_INTERPRETER_RECORD_FLAG */ | |
47e5f13e MD |
924 | /* Handle dynamic typing. */ |
925 | switch (estack_ax_t) { | |
926 | case REG_S64: | |
d97f9b78 | 927 | case REG_U64: |
47e5f13e MD |
928 | retval = !!estack_ax_v; |
929 | break; | |
930 | case REG_DOUBLE: | |
931 | case REG_STRING: | |
f3503ba9 FD |
932 | case REG_PTR: |
933 | if (!output) { | |
934 | ret = -EINVAL; | |
935 | goto end; | |
936 | } | |
937 | retval = 0; | |
938 | break; | |
47e5f13e | 939 | case REG_STAR_GLOB_STRING: |
f3503ba9 | 940 | case REG_UNKNOWN: |
47e5f13e MD |
941 | default: |
942 | ret = -EINVAL; | |
943 | goto end; | |
944 | } | |
97b58163 MD |
945 | ret = 0; |
946 | goto end; | |
947 | ||
04aa13f8 FD |
948 | OP(BYTECODE_OP_RETURN_S64): |
949 | /* LTTNG_INTERPRETER_DISCARD or LTTNG_INTERPRETER_RECORD_FLAG */ | |
93c591bb MD |
950 | retval = !!estack_ax_v; |
951 | ret = 0; | |
952 | goto end; | |
953 | ||
97b58163 | 954 | /* binary */ |
04aa13f8 FD |
955 | OP(BYTECODE_OP_MUL): |
956 | OP(BYTECODE_OP_DIV): | |
957 | OP(BYTECODE_OP_MOD): | |
958 | OP(BYTECODE_OP_PLUS): | |
959 | OP(BYTECODE_OP_MINUS): | |
47e5f13e | 960 | ERR("unsupported bytecode op %u", |
04aa13f8 | 961 | (unsigned int) *(bytecode_opcode_t *) pc); |
97b58163 MD |
962 | ret = -EINVAL; |
963 | goto end; | |
964 | ||
04aa13f8 | 965 | OP(BYTECODE_OP_EQ): |
53569322 MD |
966 | { |
967 | /* Dynamic typing. */ | |
968 | switch (estack_ax_t) { | |
d97f9b78 MD |
969 | case REG_S64: /* Fall-through */ |
970 | case REG_U64: | |
53569322 | 971 | switch (estack_bx_t) { |
d97f9b78 MD |
972 | case REG_S64: /* Fall-through */ |
973 | case REG_U64: | |
04aa13f8 | 974 | JUMP_TO(BYTECODE_OP_EQ_S64); |
53569322 | 975 | case REG_DOUBLE: |
04aa13f8 | 976 | JUMP_TO(BYTECODE_OP_EQ_DOUBLE_S64); |
3151a51d PP |
977 | case REG_STRING: /* Fall-through */ |
978 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
979 | ret = -EINVAL; |
980 | goto end; | |
981 | default: | |
04aa13f8 | 982 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
983 | (int) estack_bx_t); |
984 | ret = -EINVAL; | |
985 | goto end; | |
986 | } | |
987 | break; | |
988 | case REG_DOUBLE: | |
989 | switch (estack_bx_t) { | |
d97f9b78 MD |
990 | case REG_S64: /* Fall-through */ |
991 | case REG_U64: | |
04aa13f8 | 992 | JUMP_TO(BYTECODE_OP_EQ_S64_DOUBLE); |
53569322 | 993 | case REG_DOUBLE: |
04aa13f8 | 994 | JUMP_TO(BYTECODE_OP_EQ_DOUBLE); |
3151a51d PP |
995 | case REG_STRING: /* Fall-through */ |
996 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
997 | ret = -EINVAL; |
998 | goto end; | |
999 | default: | |
04aa13f8 | 1000 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1001 | (int) estack_bx_t); |
1002 | ret = -EINVAL; | |
1003 | goto end; | |
1004 | } | |
1005 | break; | |
1006 | case REG_STRING: | |
1007 | switch (estack_bx_t) { | |
1008 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1009 | case REG_U64: /* Fall-through */ |
53569322 MD |
1010 | case REG_DOUBLE: |
1011 | ret = -EINVAL; | |
1012 | goto end; | |
1013 | case REG_STRING: | |
04aa13f8 | 1014 | JUMP_TO(BYTECODE_OP_EQ_STRING); |
3151a51d | 1015 | case REG_STAR_GLOB_STRING: |
04aa13f8 | 1016 | JUMP_TO(BYTECODE_OP_EQ_STAR_GLOB_STRING); |
3151a51d | 1017 | default: |
04aa13f8 | 1018 | ERR("Unknown interpreter register type (%d)", |
3151a51d PP |
1019 | (int) estack_bx_t); |
1020 | ret = -EINVAL; | |
1021 | goto end; | |
1022 | } | |
1023 | break; | |
1024 | case REG_STAR_GLOB_STRING: | |
1025 | switch (estack_bx_t) { | |
1026 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1027 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1028 | case REG_DOUBLE: |
1029 | ret = -EINVAL; | |
1030 | goto end; | |
1031 | case REG_STRING: | |
04aa13f8 | 1032 | JUMP_TO(BYTECODE_OP_EQ_STAR_GLOB_STRING); |
3151a51d PP |
1033 | case REG_STAR_GLOB_STRING: |
1034 | ret = -EINVAL; | |
1035 | goto end; | |
53569322 | 1036 | default: |
04aa13f8 | 1037 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1038 | (int) estack_bx_t); |
1039 | ret = -EINVAL; | |
1040 | goto end; | |
1041 | } | |
1042 | break; | |
1043 | default: | |
04aa13f8 | 1044 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1045 | (int) estack_ax_t); |
1046 | ret = -EINVAL; | |
1047 | goto end; | |
1048 | } | |
1049 | } | |
04aa13f8 | 1050 | OP(BYTECODE_OP_NE): |
53569322 MD |
1051 | { |
1052 | /* Dynamic typing. */ | |
1053 | switch (estack_ax_t) { | |
d97f9b78 MD |
1054 | case REG_S64: /* Fall-through */ |
1055 | case REG_U64: | |
53569322 | 1056 | switch (estack_bx_t) { |
d97f9b78 MD |
1057 | case REG_S64: /* Fall-through */ |
1058 | case REG_U64: | |
04aa13f8 | 1059 | JUMP_TO(BYTECODE_OP_NE_S64); |
53569322 | 1060 | case REG_DOUBLE: |
04aa13f8 | 1061 | JUMP_TO(BYTECODE_OP_NE_DOUBLE_S64); |
3151a51d PP |
1062 | case REG_STRING: /* Fall-through */ |
1063 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1064 | ret = -EINVAL; |
1065 | goto end; | |
1066 | default: | |
04aa13f8 | 1067 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1068 | (int) estack_bx_t); |
1069 | ret = -EINVAL; | |
1070 | goto end; | |
1071 | } | |
1072 | break; | |
1073 | case REG_DOUBLE: | |
1074 | switch (estack_bx_t) { | |
d97f9b78 MD |
1075 | case REG_S64: /* Fall-through */ |
1076 | case REG_U64: | |
04aa13f8 | 1077 | JUMP_TO(BYTECODE_OP_NE_S64_DOUBLE); |
53569322 | 1078 | case REG_DOUBLE: |
04aa13f8 | 1079 | JUMP_TO(BYTECODE_OP_NE_DOUBLE); |
3151a51d PP |
1080 | case REG_STRING: /* Fall-through */ |
1081 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1082 | ret = -EINVAL; |
1083 | goto end; | |
1084 | default: | |
04aa13f8 | 1085 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1086 | (int) estack_bx_t); |
1087 | ret = -EINVAL; | |
1088 | goto end; | |
1089 | } | |
1090 | break; | |
1091 | case REG_STRING: | |
1092 | switch (estack_bx_t) { | |
1093 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1094 | case REG_U64: |
53569322 MD |
1095 | case REG_DOUBLE: |
1096 | ret = -EINVAL; | |
1097 | goto end; | |
1098 | case REG_STRING: | |
04aa13f8 | 1099 | JUMP_TO(BYTECODE_OP_NE_STRING); |
3151a51d | 1100 | case REG_STAR_GLOB_STRING: |
04aa13f8 | 1101 | JUMP_TO(BYTECODE_OP_NE_STAR_GLOB_STRING); |
3151a51d | 1102 | default: |
04aa13f8 | 1103 | ERR("Unknown interpreter register type (%d)", |
3151a51d PP |
1104 | (int) estack_bx_t); |
1105 | ret = -EINVAL; | |
1106 | goto end; | |
1107 | } | |
1108 | break; | |
1109 | case REG_STAR_GLOB_STRING: | |
1110 | switch (estack_bx_t) { | |
1111 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1112 | case REG_U64: |
3151a51d PP |
1113 | case REG_DOUBLE: |
1114 | ret = -EINVAL; | |
1115 | goto end; | |
1116 | case REG_STRING: | |
04aa13f8 | 1117 | JUMP_TO(BYTECODE_OP_NE_STAR_GLOB_STRING); |
3151a51d PP |
1118 | case REG_STAR_GLOB_STRING: |
1119 | ret = -EINVAL; | |
1120 | goto end; | |
53569322 | 1121 | default: |
04aa13f8 | 1122 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1123 | (int) estack_bx_t); |
1124 | ret = -EINVAL; | |
1125 | goto end; | |
1126 | } | |
1127 | break; | |
1128 | default: | |
04aa13f8 | 1129 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1130 | (int) estack_ax_t); |
1131 | ret = -EINVAL; | |
1132 | goto end; | |
1133 | } | |
1134 | } | |
04aa13f8 | 1135 | OP(BYTECODE_OP_GT): |
53569322 MD |
1136 | { |
1137 | /* Dynamic typing. */ | |
1138 | switch (estack_ax_t) { | |
d97f9b78 MD |
1139 | case REG_S64: /* Fall-through */ |
1140 | case REG_U64: | |
53569322 | 1141 | switch (estack_bx_t) { |
d97f9b78 MD |
1142 | case REG_S64: /* Fall-through */ |
1143 | case REG_U64: | |
04aa13f8 | 1144 | JUMP_TO(BYTECODE_OP_GT_S64); |
53569322 | 1145 | case REG_DOUBLE: |
04aa13f8 | 1146 | JUMP_TO(BYTECODE_OP_GT_DOUBLE_S64); |
3151a51d PP |
1147 | case REG_STRING: /* Fall-through */ |
1148 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1149 | ret = -EINVAL; |
1150 | goto end; | |
1151 | default: | |
04aa13f8 | 1152 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1153 | (int) estack_bx_t); |
1154 | ret = -EINVAL; | |
1155 | goto end; | |
1156 | } | |
1157 | break; | |
1158 | case REG_DOUBLE: | |
1159 | switch (estack_bx_t) { | |
d97f9b78 MD |
1160 | case REG_S64: /* Fall-through */ |
1161 | case REG_U64: | |
04aa13f8 | 1162 | JUMP_TO(BYTECODE_OP_GT_S64_DOUBLE); |
53569322 | 1163 | case REG_DOUBLE: |
04aa13f8 | 1164 | JUMP_TO(BYTECODE_OP_GT_DOUBLE); |
3151a51d PP |
1165 | case REG_STRING: /* Fall-through */ |
1166 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1167 | ret = -EINVAL; |
1168 | goto end; | |
1169 | default: | |
04aa13f8 | 1170 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1171 | (int) estack_bx_t); |
1172 | ret = -EINVAL; | |
1173 | goto end; | |
1174 | } | |
1175 | break; | |
1176 | case REG_STRING: | |
1177 | switch (estack_bx_t) { | |
1178 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1179 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1180 | case REG_DOUBLE: /* Fall-through */ |
1181 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1182 | ret = -EINVAL; |
1183 | goto end; | |
1184 | case REG_STRING: | |
04aa13f8 | 1185 | JUMP_TO(BYTECODE_OP_GT_STRING); |
53569322 | 1186 | default: |
04aa13f8 | 1187 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1188 | (int) estack_bx_t); |
1189 | ret = -EINVAL; | |
1190 | goto end; | |
1191 | } | |
1192 | break; | |
1193 | default: | |
04aa13f8 | 1194 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1195 | (int) estack_ax_t); |
1196 | ret = -EINVAL; | |
1197 | goto end; | |
1198 | } | |
1199 | } | |
04aa13f8 | 1200 | OP(BYTECODE_OP_LT): |
53569322 MD |
1201 | { |
1202 | /* Dynamic typing. */ | |
1203 | switch (estack_ax_t) { | |
d97f9b78 MD |
1204 | case REG_S64: /* Fall-through */ |
1205 | case REG_U64: | |
53569322 | 1206 | switch (estack_bx_t) { |
d97f9b78 MD |
1207 | case REG_S64: /* Fall-through */ |
1208 | case REG_U64: | |
04aa13f8 | 1209 | JUMP_TO(BYTECODE_OP_LT_S64); |
53569322 | 1210 | case REG_DOUBLE: |
04aa13f8 | 1211 | JUMP_TO(BYTECODE_OP_LT_DOUBLE_S64); |
3151a51d PP |
1212 | case REG_STRING: /* Fall-through */ |
1213 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1214 | ret = -EINVAL; |
1215 | goto end; | |
1216 | default: | |
04aa13f8 | 1217 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1218 | (int) estack_bx_t); |
1219 | ret = -EINVAL; | |
1220 | goto end; | |
1221 | } | |
1222 | break; | |
1223 | case REG_DOUBLE: | |
1224 | switch (estack_bx_t) { | |
d97f9b78 MD |
1225 | case REG_S64: /* Fall-through */ |
1226 | case REG_U64: | |
04aa13f8 | 1227 | JUMP_TO(BYTECODE_OP_LT_S64_DOUBLE); |
53569322 | 1228 | case REG_DOUBLE: |
04aa13f8 | 1229 | JUMP_TO(BYTECODE_OP_LT_DOUBLE); |
3151a51d PP |
1230 | case REG_STRING: /* Fall-through */ |
1231 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1232 | ret = -EINVAL; |
1233 | goto end; | |
1234 | default: | |
04aa13f8 | 1235 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1236 | (int) estack_bx_t); |
1237 | ret = -EINVAL; | |
1238 | goto end; | |
1239 | } | |
1240 | break; | |
1241 | case REG_STRING: | |
1242 | switch (estack_bx_t) { | |
1243 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1244 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1245 | case REG_DOUBLE: /* Fall-through */ |
1246 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1247 | ret = -EINVAL; |
1248 | goto end; | |
1249 | case REG_STRING: | |
04aa13f8 | 1250 | JUMP_TO(BYTECODE_OP_LT_STRING); |
53569322 | 1251 | default: |
04aa13f8 | 1252 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1253 | (int) estack_bx_t); |
1254 | ret = -EINVAL; | |
1255 | goto end; | |
1256 | } | |
1257 | break; | |
1258 | default: | |
04aa13f8 | 1259 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1260 | (int) estack_ax_t); |
1261 | ret = -EINVAL; | |
1262 | goto end; | |
1263 | } | |
1264 | } | |
04aa13f8 | 1265 | OP(BYTECODE_OP_GE): |
53569322 MD |
1266 | { |
1267 | /* Dynamic typing. */ | |
1268 | switch (estack_ax_t) { | |
d97f9b78 MD |
1269 | case REG_S64: /* Fall-through */ |
1270 | case REG_U64: | |
53569322 | 1271 | switch (estack_bx_t) { |
d97f9b78 MD |
1272 | case REG_S64: /* Fall-through */ |
1273 | case REG_U64: | |
04aa13f8 | 1274 | JUMP_TO(BYTECODE_OP_GE_S64); |
53569322 | 1275 | case REG_DOUBLE: |
04aa13f8 | 1276 | JUMP_TO(BYTECODE_OP_GE_DOUBLE_S64); |
3151a51d PP |
1277 | case REG_STRING: /* Fall-through */ |
1278 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1279 | ret = -EINVAL; |
1280 | goto end; | |
1281 | default: | |
04aa13f8 | 1282 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1283 | (int) estack_bx_t); |
1284 | ret = -EINVAL; | |
1285 | goto end; | |
1286 | } | |
1287 | break; | |
1288 | case REG_DOUBLE: | |
1289 | switch (estack_bx_t) { | |
d97f9b78 MD |
1290 | case REG_S64: /* Fall-through */ |
1291 | case REG_U64: | |
04aa13f8 | 1292 | JUMP_TO(BYTECODE_OP_GE_S64_DOUBLE); |
53569322 | 1293 | case REG_DOUBLE: |
04aa13f8 | 1294 | JUMP_TO(BYTECODE_OP_GE_DOUBLE); |
3151a51d PP |
1295 | case REG_STRING: /* Fall-through */ |
1296 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1297 | ret = -EINVAL; |
1298 | goto end; | |
1299 | default: | |
04aa13f8 | 1300 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1301 | (int) estack_bx_t); |
1302 | ret = -EINVAL; | |
1303 | goto end; | |
1304 | } | |
1305 | break; | |
1306 | case REG_STRING: | |
1307 | switch (estack_bx_t) { | |
1308 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1309 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1310 | case REG_DOUBLE: /* Fall-through */ |
1311 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1312 | ret = -EINVAL; |
1313 | goto end; | |
1314 | case REG_STRING: | |
04aa13f8 | 1315 | JUMP_TO(BYTECODE_OP_GE_STRING); |
53569322 | 1316 | default: |
04aa13f8 | 1317 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1318 | (int) estack_bx_t); |
1319 | ret = -EINVAL; | |
1320 | goto end; | |
1321 | } | |
1322 | break; | |
1323 | default: | |
04aa13f8 | 1324 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1325 | (int) estack_ax_t); |
1326 | ret = -EINVAL; | |
1327 | goto end; | |
1328 | } | |
1329 | } | |
04aa13f8 | 1330 | OP(BYTECODE_OP_LE): |
53569322 MD |
1331 | { |
1332 | /* Dynamic typing. */ | |
1333 | switch (estack_ax_t) { | |
d97f9b78 MD |
1334 | case REG_S64: /* Fall-through */ |
1335 | case REG_U64: | |
53569322 | 1336 | switch (estack_bx_t) { |
d97f9b78 MD |
1337 | case REG_S64: /* Fall-through */ |
1338 | case REG_U64: | |
04aa13f8 | 1339 | JUMP_TO(BYTECODE_OP_LE_S64); |
53569322 | 1340 | case REG_DOUBLE: |
04aa13f8 | 1341 | JUMP_TO(BYTECODE_OP_LE_DOUBLE_S64); |
3151a51d PP |
1342 | case REG_STRING: /* Fall-through */ |
1343 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1344 | ret = -EINVAL; |
1345 | goto end; | |
1346 | default: | |
04aa13f8 | 1347 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1348 | (int) estack_bx_t); |
1349 | ret = -EINVAL; | |
1350 | goto end; | |
1351 | } | |
1352 | break; | |
1353 | case REG_DOUBLE: | |
1354 | switch (estack_bx_t) { | |
d97f9b78 MD |
1355 | case REG_S64: /* Fall-through */ |
1356 | case REG_U64: | |
04aa13f8 | 1357 | JUMP_TO(BYTECODE_OP_LE_S64_DOUBLE); |
53569322 | 1358 | case REG_DOUBLE: |
04aa13f8 | 1359 | JUMP_TO(BYTECODE_OP_LE_DOUBLE); |
3151a51d PP |
1360 | case REG_STRING: /* Fall-through */ |
1361 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1362 | ret = -EINVAL; |
1363 | goto end; | |
1364 | default: | |
04aa13f8 | 1365 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1366 | (int) estack_bx_t); |
1367 | ret = -EINVAL; | |
1368 | goto end; | |
1369 | } | |
1370 | break; | |
1371 | case REG_STRING: | |
1372 | switch (estack_bx_t) { | |
1373 | case REG_S64: /* Fall-through */ | |
d97f9b78 | 1374 | case REG_U64: /* Fall-through */ |
3151a51d PP |
1375 | case REG_DOUBLE: /* Fall-through */ |
1376 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1377 | ret = -EINVAL; |
1378 | goto end; | |
1379 | case REG_STRING: | |
04aa13f8 | 1380 | JUMP_TO(BYTECODE_OP_LE_STRING); |
53569322 | 1381 | default: |
04aa13f8 | 1382 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1383 | (int) estack_bx_t); |
1384 | ret = -EINVAL; | |
1385 | goto end; | |
1386 | } | |
1387 | break; | |
1388 | default: | |
04aa13f8 | 1389 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1390 | (int) estack_ax_t); |
1391 | ret = -EINVAL; | |
1392 | goto end; | |
1393 | } | |
1394 | } | |
97b58163 | 1395 | |
04aa13f8 | 1396 | OP(BYTECODE_OP_EQ_STRING): |
97b58163 | 1397 | { |
0305960f MD |
1398 | int res; |
1399 | ||
9b33aac4 | 1400 | res = (stack_strcmp(stack, top, "==") == 0); |
53569322 | 1401 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1402 | estack_ax_v = res; |
53569322 | 1403 | estack_ax_t = REG_S64; |
97b58163 MD |
1404 | next_pc += sizeof(struct binary_op); |
1405 | PO; | |
1406 | } | |
04aa13f8 | 1407 | OP(BYTECODE_OP_NE_STRING): |
97b58163 | 1408 | { |
0305960f MD |
1409 | int res; |
1410 | ||
9b33aac4 | 1411 | res = (stack_strcmp(stack, top, "!=") != 0); |
53569322 | 1412 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1413 | estack_ax_v = res; |
53569322 | 1414 | estack_ax_t = REG_S64; |
97b58163 MD |
1415 | next_pc += sizeof(struct binary_op); |
1416 | PO; | |
1417 | } | |
04aa13f8 | 1418 | OP(BYTECODE_OP_GT_STRING): |
97b58163 | 1419 | { |
0305960f MD |
1420 | int res; |
1421 | ||
9b33aac4 | 1422 | res = (stack_strcmp(stack, top, ">") > 0); |
53569322 | 1423 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1424 | estack_ax_v = res; |
53569322 | 1425 | estack_ax_t = REG_S64; |
97b58163 MD |
1426 | next_pc += sizeof(struct binary_op); |
1427 | PO; | |
1428 | } | |
04aa13f8 | 1429 | OP(BYTECODE_OP_LT_STRING): |
97b58163 | 1430 | { |
0305960f MD |
1431 | int res; |
1432 | ||
9b33aac4 | 1433 | res = (stack_strcmp(stack, top, "<") < 0); |
53569322 | 1434 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1435 | estack_ax_v = res; |
53569322 | 1436 | estack_ax_t = REG_S64; |
97b58163 MD |
1437 | next_pc += sizeof(struct binary_op); |
1438 | PO; | |
1439 | } | |
04aa13f8 | 1440 | OP(BYTECODE_OP_GE_STRING): |
97b58163 | 1441 | { |
0305960f MD |
1442 | int res; |
1443 | ||
9b33aac4 | 1444 | res = (stack_strcmp(stack, top, ">=") >= 0); |
53569322 | 1445 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1446 | estack_ax_v = res; |
53569322 | 1447 | estack_ax_t = REG_S64; |
97b58163 MD |
1448 | next_pc += sizeof(struct binary_op); |
1449 | PO; | |
1450 | } | |
04aa13f8 | 1451 | OP(BYTECODE_OP_LE_STRING): |
97b58163 | 1452 | { |
0305960f MD |
1453 | int res; |
1454 | ||
9b33aac4 | 1455 | res = (stack_strcmp(stack, top, "<=") <= 0); |
53569322 | 1456 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1457 | estack_ax_v = res; |
53569322 | 1458 | estack_ax_t = REG_S64; |
97b58163 MD |
1459 | next_pc += sizeof(struct binary_op); |
1460 | PO; | |
1461 | } | |
1462 | ||
04aa13f8 | 1463 | OP(BYTECODE_OP_EQ_STAR_GLOB_STRING): |
3151a51d PP |
1464 | { |
1465 | int res; | |
1466 | ||
1467 | res = (stack_star_glob_match(stack, top, "==") == 0); | |
1468 | estack_pop(stack, top, ax, bx, ax_t, bx_t); | |
1469 | estack_ax_v = res; | |
1470 | estack_ax_t = REG_S64; | |
1471 | next_pc += sizeof(struct binary_op); | |
1472 | PO; | |
1473 | } | |
04aa13f8 | 1474 | OP(BYTECODE_OP_NE_STAR_GLOB_STRING): |
3151a51d PP |
1475 | { |
1476 | int res; | |
1477 | ||
1478 | res = (stack_star_glob_match(stack, top, "!=") != 0); | |
1479 | estack_pop(stack, top, ax, bx, ax_t, bx_t); | |
1480 | estack_ax_v = res; | |
1481 | estack_ax_t = REG_S64; | |
1482 | next_pc += sizeof(struct binary_op); | |
1483 | PO; | |
1484 | } | |
1485 | ||
04aa13f8 | 1486 | OP(BYTECODE_OP_EQ_S64): |
97b58163 | 1487 | { |
0305960f MD |
1488 | int res; |
1489 | ||
9b33aac4 | 1490 | res = (estack_bx_v == estack_ax_v); |
53569322 | 1491 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1492 | estack_ax_v = res; |
53569322 | 1493 | estack_ax_t = REG_S64; |
97b58163 MD |
1494 | next_pc += sizeof(struct binary_op); |
1495 | PO; | |
1496 | } | |
04aa13f8 | 1497 | OP(BYTECODE_OP_NE_S64): |
97b58163 | 1498 | { |
0305960f MD |
1499 | int res; |
1500 | ||
9b33aac4 | 1501 | res = (estack_bx_v != estack_ax_v); |
53569322 | 1502 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1503 | estack_ax_v = res; |
53569322 | 1504 | estack_ax_t = REG_S64; |
97b58163 MD |
1505 | next_pc += sizeof(struct binary_op); |
1506 | PO; | |
1507 | } | |
04aa13f8 | 1508 | OP(BYTECODE_OP_GT_S64): |
97b58163 | 1509 | { |
0305960f MD |
1510 | int res; |
1511 | ||
9b33aac4 | 1512 | res = (estack_bx_v > estack_ax_v); |
53569322 | 1513 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1514 | estack_ax_v = res; |
53569322 | 1515 | estack_ax_t = REG_S64; |
97b58163 MD |
1516 | next_pc += sizeof(struct binary_op); |
1517 | PO; | |
1518 | } | |
04aa13f8 | 1519 | OP(BYTECODE_OP_LT_S64): |
97b58163 | 1520 | { |
0305960f MD |
1521 | int res; |
1522 | ||
9b33aac4 | 1523 | res = (estack_bx_v < estack_ax_v); |
53569322 | 1524 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1525 | estack_ax_v = res; |
53569322 | 1526 | estack_ax_t = REG_S64; |
97b58163 MD |
1527 | next_pc += sizeof(struct binary_op); |
1528 | PO; | |
1529 | } | |
04aa13f8 | 1530 | OP(BYTECODE_OP_GE_S64): |
97b58163 | 1531 | { |
0305960f MD |
1532 | int res; |
1533 | ||
9b33aac4 | 1534 | res = (estack_bx_v >= estack_ax_v); |
53569322 | 1535 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1536 | estack_ax_v = res; |
53569322 | 1537 | estack_ax_t = REG_S64; |
97b58163 MD |
1538 | next_pc += sizeof(struct binary_op); |
1539 | PO; | |
1540 | } | |
04aa13f8 | 1541 | OP(BYTECODE_OP_LE_S64): |
97b58163 | 1542 | { |
0305960f MD |
1543 | int res; |
1544 | ||
9b33aac4 | 1545 | res = (estack_bx_v <= estack_ax_v); |
53569322 | 1546 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1547 | estack_ax_v = res; |
53569322 | 1548 | estack_ax_t = REG_S64; |
97b58163 MD |
1549 | next_pc += sizeof(struct binary_op); |
1550 | PO; | |
1551 | } | |
1552 | ||
04aa13f8 | 1553 | OP(BYTECODE_OP_EQ_DOUBLE): |
97b58163 | 1554 | { |
0305960f MD |
1555 | int res; |
1556 | ||
9b33aac4 | 1557 | res = (estack_bx(stack, top)->u.d == estack_ax(stack, top)->u.d); |
53569322 | 1558 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1559 | estack_ax_v = res; |
53569322 | 1560 | estack_ax_t = REG_S64; |
97b58163 MD |
1561 | next_pc += sizeof(struct binary_op); |
1562 | PO; | |
1563 | } | |
04aa13f8 | 1564 | OP(BYTECODE_OP_NE_DOUBLE): |
97b58163 | 1565 | { |
0305960f MD |
1566 | int res; |
1567 | ||
9b33aac4 | 1568 | res = (estack_bx(stack, top)->u.d != estack_ax(stack, top)->u.d); |
53569322 | 1569 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1570 | estack_ax_v = res; |
53569322 | 1571 | estack_ax_t = REG_S64; |
97b58163 MD |
1572 | next_pc += sizeof(struct binary_op); |
1573 | PO; | |
1574 | } | |
04aa13f8 | 1575 | OP(BYTECODE_OP_GT_DOUBLE): |
97b58163 | 1576 | { |
0305960f MD |
1577 | int res; |
1578 | ||
9b33aac4 | 1579 | res = (estack_bx(stack, top)->u.d > estack_ax(stack, top)->u.d); |
53569322 | 1580 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1581 | estack_ax_v = res; |
53569322 | 1582 | estack_ax_t = REG_S64; |
97b58163 MD |
1583 | next_pc += sizeof(struct binary_op); |
1584 | PO; | |
1585 | } | |
04aa13f8 | 1586 | OP(BYTECODE_OP_LT_DOUBLE): |
97b58163 | 1587 | { |
0305960f MD |
1588 | int res; |
1589 | ||
9b33aac4 | 1590 | res = (estack_bx(stack, top)->u.d < estack_ax(stack, top)->u.d); |
53569322 | 1591 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1592 | estack_ax_v = res; |
53569322 | 1593 | estack_ax_t = REG_S64; |
97b58163 MD |
1594 | next_pc += sizeof(struct binary_op); |
1595 | PO; | |
1596 | } | |
04aa13f8 | 1597 | OP(BYTECODE_OP_GE_DOUBLE): |
97b58163 | 1598 | { |
0305960f MD |
1599 | int res; |
1600 | ||
9b33aac4 | 1601 | res = (estack_bx(stack, top)->u.d >= estack_ax(stack, top)->u.d); |
53569322 | 1602 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1603 | estack_ax_v = res; |
53569322 | 1604 | estack_ax_t = REG_S64; |
97b58163 MD |
1605 | next_pc += sizeof(struct binary_op); |
1606 | PO; | |
1607 | } | |
04aa13f8 | 1608 | OP(BYTECODE_OP_LE_DOUBLE): |
97b58163 | 1609 | { |
0305960f MD |
1610 | int res; |
1611 | ||
9b33aac4 | 1612 | res = (estack_bx(stack, top)->u.d <= estack_ax(stack, top)->u.d); |
53569322 | 1613 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1614 | estack_ax_v = res; |
53569322 | 1615 | estack_ax_t = REG_S64; |
dbea82ec MD |
1616 | next_pc += sizeof(struct binary_op); |
1617 | PO; | |
1618 | } | |
1619 | ||
1620 | /* Mixed S64-double binary comparators */ | |
04aa13f8 | 1621 | OP(BYTECODE_OP_EQ_DOUBLE_S64): |
dbea82ec MD |
1622 | { |
1623 | int res; | |
1624 | ||
9b33aac4 | 1625 | res = (estack_bx(stack, top)->u.d == estack_ax_v); |
53569322 | 1626 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1627 | estack_ax_v = res; |
53569322 | 1628 | estack_ax_t = REG_S64; |
dbea82ec MD |
1629 | next_pc += sizeof(struct binary_op); |
1630 | PO; | |
1631 | } | |
04aa13f8 | 1632 | OP(BYTECODE_OP_NE_DOUBLE_S64): |
dbea82ec MD |
1633 | { |
1634 | int res; | |
1635 | ||
9b33aac4 | 1636 | res = (estack_bx(stack, top)->u.d != estack_ax_v); |
53569322 | 1637 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1638 | estack_ax_v = res; |
53569322 | 1639 | estack_ax_t = REG_S64; |
dbea82ec MD |
1640 | next_pc += sizeof(struct binary_op); |
1641 | PO; | |
1642 | } | |
04aa13f8 | 1643 | OP(BYTECODE_OP_GT_DOUBLE_S64): |
dbea82ec MD |
1644 | { |
1645 | int res; | |
1646 | ||
9b33aac4 | 1647 | res = (estack_bx(stack, top)->u.d > estack_ax_v); |
53569322 | 1648 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1649 | estack_ax_v = res; |
53569322 | 1650 | estack_ax_t = REG_S64; |
dbea82ec MD |
1651 | next_pc += sizeof(struct binary_op); |
1652 | PO; | |
1653 | } | |
04aa13f8 | 1654 | OP(BYTECODE_OP_LT_DOUBLE_S64): |
dbea82ec MD |
1655 | { |
1656 | int res; | |
1657 | ||
9b33aac4 | 1658 | res = (estack_bx(stack, top)->u.d < estack_ax_v); |
53569322 | 1659 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1660 | estack_ax_v = res; |
53569322 | 1661 | estack_ax_t = REG_S64; |
dbea82ec MD |
1662 | next_pc += sizeof(struct binary_op); |
1663 | PO; | |
1664 | } | |
04aa13f8 | 1665 | OP(BYTECODE_OP_GE_DOUBLE_S64): |
dbea82ec MD |
1666 | { |
1667 | int res; | |
1668 | ||
9b33aac4 | 1669 | res = (estack_bx(stack, top)->u.d >= estack_ax_v); |
53569322 | 1670 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1671 | estack_ax_v = res; |
53569322 | 1672 | estack_ax_t = REG_S64; |
dbea82ec MD |
1673 | next_pc += sizeof(struct binary_op); |
1674 | PO; | |
1675 | } | |
04aa13f8 | 1676 | OP(BYTECODE_OP_LE_DOUBLE_S64): |
dbea82ec MD |
1677 | { |
1678 | int res; | |
1679 | ||
9b33aac4 | 1680 | res = (estack_bx(stack, top)->u.d <= estack_ax_v); |
53569322 | 1681 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1682 | estack_ax_v = res; |
53569322 | 1683 | estack_ax_t = REG_S64; |
dbea82ec MD |
1684 | next_pc += sizeof(struct binary_op); |
1685 | PO; | |
1686 | } | |
1687 | ||
04aa13f8 | 1688 | OP(BYTECODE_OP_EQ_S64_DOUBLE): |
dbea82ec MD |
1689 | { |
1690 | int res; | |
1691 | ||
9b33aac4 | 1692 | res = (estack_bx_v == estack_ax(stack, top)->u.d); |
53569322 | 1693 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1694 | estack_ax_v = res; |
53569322 | 1695 | estack_ax_t = REG_S64; |
dbea82ec MD |
1696 | next_pc += sizeof(struct binary_op); |
1697 | PO; | |
1698 | } | |
04aa13f8 | 1699 | OP(BYTECODE_OP_NE_S64_DOUBLE): |
dbea82ec MD |
1700 | { |
1701 | int res; | |
1702 | ||
9b33aac4 | 1703 | res = (estack_bx_v != estack_ax(stack, top)->u.d); |
53569322 | 1704 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1705 | estack_ax_v = res; |
53569322 | 1706 | estack_ax_t = REG_S64; |
dbea82ec MD |
1707 | next_pc += sizeof(struct binary_op); |
1708 | PO; | |
1709 | } | |
04aa13f8 | 1710 | OP(BYTECODE_OP_GT_S64_DOUBLE): |
dbea82ec MD |
1711 | { |
1712 | int res; | |
1713 | ||
9b33aac4 | 1714 | res = (estack_bx_v > estack_ax(stack, top)->u.d); |
53569322 | 1715 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1716 | estack_ax_v = res; |
53569322 | 1717 | estack_ax_t = REG_S64; |
dbea82ec MD |
1718 | next_pc += sizeof(struct binary_op); |
1719 | PO; | |
1720 | } | |
04aa13f8 | 1721 | OP(BYTECODE_OP_LT_S64_DOUBLE): |
dbea82ec MD |
1722 | { |
1723 | int res; | |
1724 | ||
9b33aac4 | 1725 | res = (estack_bx_v < estack_ax(stack, top)->u.d); |
53569322 | 1726 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1727 | estack_ax_v = res; |
53569322 | 1728 | estack_ax_t = REG_S64; |
dbea82ec MD |
1729 | next_pc += sizeof(struct binary_op); |
1730 | PO; | |
1731 | } | |
04aa13f8 | 1732 | OP(BYTECODE_OP_GE_S64_DOUBLE): |
dbea82ec MD |
1733 | { |
1734 | int res; | |
1735 | ||
9b33aac4 | 1736 | res = (estack_bx_v >= estack_ax(stack, top)->u.d); |
53569322 | 1737 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1738 | estack_ax_v = res; |
53569322 | 1739 | estack_ax_t = REG_S64; |
dbea82ec MD |
1740 | next_pc += sizeof(struct binary_op); |
1741 | PO; | |
1742 | } | |
04aa13f8 | 1743 | OP(BYTECODE_OP_LE_S64_DOUBLE): |
dbea82ec MD |
1744 | { |
1745 | int res; | |
1746 | ||
9b33aac4 | 1747 | res = (estack_bx_v <= estack_ax(stack, top)->u.d); |
53569322 | 1748 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 1749 | estack_ax_v = res; |
53569322 | 1750 | estack_ax_t = REG_S64; |
97b58163 MD |
1751 | next_pc += sizeof(struct binary_op); |
1752 | PO; | |
1753 | } | |
04aa13f8 | 1754 | OP(BYTECODE_OP_BIT_RSHIFT): |
0039e2d8 MD |
1755 | { |
1756 | int64_t res; | |
1757 | ||
d97f9b78 | 1758 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
0039e2d8 MD |
1759 | ret = -EINVAL; |
1760 | goto end; | |
1761 | } | |
d97f9b78 | 1762 | |
3703f1d2 MD |
1763 | /* Catch undefined behavior. */ |
1764 | if (caa_unlikely(estack_ax_v < 0 || estack_ax_v >= 64)) { | |
1765 | ret = -EINVAL; | |
1766 | goto end; | |
1767 | } | |
4e8f9a89 | 1768 | res = ((uint64_t) estack_bx_v >> (uint32_t) estack_ax_v); |
0039e2d8 MD |
1769 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1770 | estack_ax_v = res; | |
d97f9b78 | 1771 | estack_ax_t = REG_U64; |
0039e2d8 MD |
1772 | next_pc += sizeof(struct binary_op); |
1773 | PO; | |
1774 | } | |
04aa13f8 | 1775 | OP(BYTECODE_OP_BIT_LSHIFT): |
0039e2d8 MD |
1776 | { |
1777 | int64_t res; | |
1778 | ||
d97f9b78 | 1779 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
0039e2d8 MD |
1780 | ret = -EINVAL; |
1781 | goto end; | |
1782 | } | |
d97f9b78 | 1783 | |
3703f1d2 MD |
1784 | /* Catch undefined behavior. */ |
1785 | if (caa_unlikely(estack_ax_v < 0 || estack_ax_v >= 64)) { | |
1786 | ret = -EINVAL; | |
1787 | goto end; | |
1788 | } | |
4e8f9a89 | 1789 | res = ((uint64_t) estack_bx_v << (uint32_t) estack_ax_v); |
0039e2d8 MD |
1790 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1791 | estack_ax_v = res; | |
d97f9b78 | 1792 | estack_ax_t = REG_U64; |
0039e2d8 MD |
1793 | next_pc += sizeof(struct binary_op); |
1794 | PO; | |
1795 | } | |
04aa13f8 | 1796 | OP(BYTECODE_OP_BIT_AND): |
47e5f13e MD |
1797 | { |
1798 | int64_t res; | |
1799 | ||
d97f9b78 | 1800 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
47e5f13e MD |
1801 | ret = -EINVAL; |
1802 | goto end; | |
1803 | } | |
1804 | ||
4e8f9a89 | 1805 | res = ((uint64_t) estack_bx_v & (uint64_t) estack_ax_v); |
47e5f13e MD |
1806 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1807 | estack_ax_v = res; | |
d97f9b78 | 1808 | estack_ax_t = REG_U64; |
47e5f13e MD |
1809 | next_pc += sizeof(struct binary_op); |
1810 | PO; | |
1811 | } | |
04aa13f8 | 1812 | OP(BYTECODE_OP_BIT_OR): |
47e5f13e MD |
1813 | { |
1814 | int64_t res; | |
1815 | ||
d97f9b78 | 1816 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
47e5f13e MD |
1817 | ret = -EINVAL; |
1818 | goto end; | |
1819 | } | |
1820 | ||
4e8f9a89 | 1821 | res = ((uint64_t) estack_bx_v | (uint64_t) estack_ax_v); |
47e5f13e MD |
1822 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1823 | estack_ax_v = res; | |
d97f9b78 | 1824 | estack_ax_t = REG_U64; |
47e5f13e MD |
1825 | next_pc += sizeof(struct binary_op); |
1826 | PO; | |
1827 | } | |
04aa13f8 | 1828 | OP(BYTECODE_OP_BIT_XOR): |
47e5f13e MD |
1829 | { |
1830 | int64_t res; | |
1831 | ||
d97f9b78 | 1832 | if (!IS_INTEGER_REGISTER(estack_ax_t) || !IS_INTEGER_REGISTER(estack_bx_t)) { |
47e5f13e MD |
1833 | ret = -EINVAL; |
1834 | goto end; | |
1835 | } | |
1836 | ||
4e8f9a89 | 1837 | res = ((uint64_t) estack_bx_v ^ (uint64_t) estack_ax_v); |
47e5f13e MD |
1838 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
1839 | estack_ax_v = res; | |
d97f9b78 | 1840 | estack_ax_t = REG_U64; |
47e5f13e MD |
1841 | next_pc += sizeof(struct binary_op); |
1842 | PO; | |
1843 | } | |
97b58163 MD |
1844 | |
1845 | /* unary */ | |
04aa13f8 | 1846 | OP(BYTECODE_OP_UNARY_PLUS): |
53569322 MD |
1847 | { |
1848 | /* Dynamic typing. */ | |
1849 | switch (estack_ax_t) { | |
1850 | case REG_S64: /* Fall-through. */ | |
d97f9b78 | 1851 | case REG_U64: |
04aa13f8 | 1852 | JUMP_TO(BYTECODE_OP_UNARY_PLUS_S64); |
53569322 | 1853 | case REG_DOUBLE: |
04aa13f8 | 1854 | JUMP_TO(BYTECODE_OP_UNARY_PLUS_DOUBLE); |
3151a51d PP |
1855 | case REG_STRING: /* Fall-through */ |
1856 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1857 | ret = -EINVAL; |
1858 | goto end; | |
1859 | default: | |
04aa13f8 | 1860 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1861 | (int) estack_ax_t); |
1862 | ret = -EINVAL; | |
1863 | goto end; | |
1864 | } | |
1865 | } | |
04aa13f8 | 1866 | OP(BYTECODE_OP_UNARY_MINUS): |
53569322 MD |
1867 | { |
1868 | /* Dynamic typing. */ | |
1869 | switch (estack_ax_t) { | |
d97f9b78 MD |
1870 | case REG_S64: /* Fall-through. */ |
1871 | case REG_U64: | |
04aa13f8 | 1872 | JUMP_TO(BYTECODE_OP_UNARY_MINUS_S64); |
53569322 | 1873 | case REG_DOUBLE: |
04aa13f8 | 1874 | JUMP_TO(BYTECODE_OP_UNARY_MINUS_DOUBLE); |
3151a51d PP |
1875 | case REG_STRING: /* Fall-through */ |
1876 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1877 | ret = -EINVAL; |
1878 | goto end; | |
1879 | default: | |
04aa13f8 | 1880 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1881 | (int) estack_ax_t); |
1882 | ret = -EINVAL; | |
1883 | goto end; | |
1884 | } | |
1885 | } | |
04aa13f8 | 1886 | OP(BYTECODE_OP_UNARY_NOT): |
53569322 MD |
1887 | { |
1888 | /* Dynamic typing. */ | |
1889 | switch (estack_ax_t) { | |
d97f9b78 MD |
1890 | case REG_S64: /* Fall-through. */ |
1891 | case REG_U64: | |
04aa13f8 | 1892 | JUMP_TO(BYTECODE_OP_UNARY_NOT_S64); |
53569322 | 1893 | case REG_DOUBLE: |
04aa13f8 | 1894 | JUMP_TO(BYTECODE_OP_UNARY_NOT_DOUBLE); |
3151a51d PP |
1895 | case REG_STRING: /* Fall-through */ |
1896 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
1897 | ret = -EINVAL; |
1898 | goto end; | |
1899 | default: | |
04aa13f8 | 1900 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
1901 | (int) estack_ax_t); |
1902 | ret = -EINVAL; | |
1903 | goto end; | |
1904 | } | |
1905 | next_pc += sizeof(struct unary_op); | |
1906 | PO; | |
1907 | } | |
97b58163 | 1908 | |
04aa13f8 | 1909 | OP(BYTECODE_OP_UNARY_BIT_NOT): |
0039e2d8 MD |
1910 | { |
1911 | /* Dynamic typing. */ | |
d97f9b78 | 1912 | if (!IS_INTEGER_REGISTER(estack_ax_t)) { |
0039e2d8 MD |
1913 | ret = -EINVAL; |
1914 | goto end; | |
1915 | } | |
1916 | ||
4e8f9a89 | 1917 | estack_ax_v = ~(uint64_t) estack_ax_v; |
d97f9b78 | 1918 | estack_ax_t = REG_U64; |
0039e2d8 MD |
1919 | next_pc += sizeof(struct unary_op); |
1920 | PO; | |
1921 | } | |
1922 | ||
04aa13f8 FD |
1923 | OP(BYTECODE_OP_UNARY_PLUS_S64): |
1924 | OP(BYTECODE_OP_UNARY_PLUS_DOUBLE): | |
97b58163 MD |
1925 | { |
1926 | next_pc += sizeof(struct unary_op); | |
1927 | PO; | |
1928 | } | |
04aa13f8 | 1929 | OP(BYTECODE_OP_UNARY_MINUS_S64): |
97b58163 | 1930 | { |
9b33aac4 | 1931 | estack_ax_v = -estack_ax_v; |
97b58163 MD |
1932 | next_pc += sizeof(struct unary_op); |
1933 | PO; | |
1934 | } | |
04aa13f8 | 1935 | OP(BYTECODE_OP_UNARY_MINUS_DOUBLE): |
97b58163 | 1936 | { |
9b33aac4 | 1937 | estack_ax(stack, top)->u.d = -estack_ax(stack, top)->u.d; |
97b58163 MD |
1938 | next_pc += sizeof(struct unary_op); |
1939 | PO; | |
1940 | } | |
04aa13f8 | 1941 | OP(BYTECODE_OP_UNARY_NOT_S64): |
97b58163 | 1942 | { |
9b33aac4 | 1943 | estack_ax_v = !estack_ax_v; |
d97f9b78 | 1944 | estack_ax_t = REG_S64; |
97b58163 MD |
1945 | next_pc += sizeof(struct unary_op); |
1946 | PO; | |
1947 | } | |
04aa13f8 | 1948 | OP(BYTECODE_OP_UNARY_NOT_DOUBLE): |
97b58163 | 1949 | { |
53569322 MD |
1950 | estack_ax_v = !estack_ax(stack, top)->u.d; |
1951 | estack_ax_t = REG_S64; | |
97b58163 MD |
1952 | next_pc += sizeof(struct unary_op); |
1953 | PO; | |
1954 | } | |
1955 | ||
1956 | /* logical */ | |
04aa13f8 | 1957 | OP(BYTECODE_OP_AND): |
97b58163 MD |
1958 | { |
1959 | struct logical_op *insn = (struct logical_op *) pc; | |
1960 | ||
d97f9b78 | 1961 | if (estack_ax_t != REG_S64 && estack_ax_t != REG_U64) { |
53569322 MD |
1962 | ret = -EINVAL; |
1963 | goto end; | |
1964 | } | |
0305960f | 1965 | /* If AX is 0, skip and evaluate to 0 */ |
9b33aac4 | 1966 | if (unlikely(estack_ax_v == 0)) { |
97b58163 MD |
1967 | dbg_printf("Jumping to bytecode offset %u\n", |
1968 | (unsigned int) insn->skip_offset); | |
1969 | next_pc = start_pc + insn->skip_offset; | |
1970 | } else { | |
71c1ceeb | 1971 | /* Pop 1 when jump not taken */ |
53569322 | 1972 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
97b58163 MD |
1973 | next_pc += sizeof(struct logical_op); |
1974 | } | |
1975 | PO; | |
1976 | } | |
04aa13f8 | 1977 | OP(BYTECODE_OP_OR): |
97b58163 MD |
1978 | { |
1979 | struct logical_op *insn = (struct logical_op *) pc; | |
1980 | ||
d97f9b78 | 1981 | if (estack_ax_t != REG_S64 && estack_ax_t != REG_U64) { |
53569322 MD |
1982 | ret = -EINVAL; |
1983 | goto end; | |
1984 | } | |
0305960f | 1985 | /* If AX is nonzero, skip and evaluate to 1 */ |
9b33aac4 MD |
1986 | if (unlikely(estack_ax_v != 0)) { |
1987 | estack_ax_v = 1; | |
97b58163 MD |
1988 | dbg_printf("Jumping to bytecode offset %u\n", |
1989 | (unsigned int) insn->skip_offset); | |
1990 | next_pc = start_pc + insn->skip_offset; | |
1991 | } else { | |
71c1ceeb | 1992 | /* Pop 1 when jump not taken */ |
53569322 | 1993 | estack_pop(stack, top, ax, bx, ax_t, bx_t); |
97b58163 MD |
1994 | next_pc += sizeof(struct logical_op); |
1995 | } | |
1996 | PO; | |
1997 | } | |
1998 | ||
1999 | ||
77aa5901 | 2000 | /* load field ref */ |
04aa13f8 | 2001 | OP(BYTECODE_OP_LOAD_FIELD_REF_STRING): |
97b58163 MD |
2002 | { |
2003 | struct load_op *insn = (struct load_op *) pc; | |
2004 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2005 | ||
2006 | dbg_printf("load field ref offset %u type string\n", | |
2007 | ref->offset); | |
53569322 | 2008 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2009 | estack_ax(stack, top)->u.s.str = |
f3503ba9 | 2010 | *(const char * const *) &interpreter_stack_data[ref->offset]; |
9b33aac4 | 2011 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { |
04aa13f8 | 2012 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
97b58163 MD |
2013 | ret = -EINVAL; |
2014 | goto end; | |
2015 | } | |
a63d0dc8 | 2016 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2017 | estack_ax(stack, top)->u.s.literal_type = |
2018 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
53569322 | 2019 | estack_ax_t = REG_STRING; |
9b33aac4 | 2020 | dbg_printf("ref load string %s\n", estack_ax(stack, top)->u.s.str); |
97b58163 MD |
2021 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
2022 | PO; | |
2023 | } | |
2024 | ||
04aa13f8 | 2025 | OP(BYTECODE_OP_LOAD_FIELD_REF_SEQUENCE): |
97b58163 MD |
2026 | { |
2027 | struct load_op *insn = (struct load_op *) pc; | |
2028 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2029 | ||
2030 | dbg_printf("load field ref offset %u type sequence\n", | |
2031 | ref->offset); | |
53569322 | 2032 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2033 | estack_ax(stack, top)->u.s.seq_len = |
f3503ba9 | 2034 | *(unsigned long *) &interpreter_stack_data[ref->offset]; |
9b33aac4 | 2035 | estack_ax(stack, top)->u.s.str = |
f3503ba9 | 2036 | *(const char **) (&interpreter_stack_data[ref->offset |
97b58163 | 2037 | + sizeof(unsigned long)]); |
53569322 | 2038 | estack_ax_t = REG_STRING; |
9b33aac4 | 2039 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { |
04aa13f8 | 2040 | dbg_printf("Interpreter warning: loading a NULL sequence.\n"); |
97b58163 MD |
2041 | ret = -EINVAL; |
2042 | goto end; | |
2043 | } | |
3151a51d PP |
2044 | estack_ax(stack, top)->u.s.literal_type = |
2045 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
97b58163 MD |
2046 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
2047 | PO; | |
2048 | } | |
2049 | ||
04aa13f8 | 2050 | OP(BYTECODE_OP_LOAD_FIELD_REF_S64): |
97b58163 MD |
2051 | { |
2052 | struct load_op *insn = (struct load_op *) pc; | |
2053 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2054 | ||
2055 | dbg_printf("load field ref offset %u type s64\n", | |
2056 | ref->offset); | |
53569322 | 2057 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2058 | estack_ax_v = |
f3503ba9 | 2059 | ((struct literal_numeric *) &interpreter_stack_data[ref->offset])->v; |
53569322 | 2060 | estack_ax_t = REG_S64; |
9b33aac4 | 2061 | dbg_printf("ref load s64 %" PRIi64 "\n", estack_ax_v); |
97b58163 MD |
2062 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
2063 | PO; | |
2064 | } | |
2065 | ||
04aa13f8 | 2066 | OP(BYTECODE_OP_LOAD_FIELD_REF_DOUBLE): |
97b58163 MD |
2067 | { |
2068 | struct load_op *insn = (struct load_op *) pc; | |
2069 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2070 | ||
2071 | dbg_printf("load field ref offset %u type double\n", | |
2072 | ref->offset); | |
53569322 | 2073 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
f3503ba9 | 2074 | memcpy(&estack_ax(stack, top)->u.d, &interpreter_stack_data[ref->offset], |
97b58163 | 2075 | sizeof(struct literal_double)); |
53569322 | 2076 | estack_ax_t = REG_DOUBLE; |
9b33aac4 | 2077 | dbg_printf("ref load double %g\n", estack_ax(stack, top)->u.d); |
97b58163 MD |
2078 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); |
2079 | PO; | |
2080 | } | |
2081 | ||
77aa5901 | 2082 | /* load from immediate operand */ |
04aa13f8 | 2083 | OP(BYTECODE_OP_LOAD_STRING): |
97b58163 MD |
2084 | { |
2085 | struct load_op *insn = (struct load_op *) pc; | |
2086 | ||
2087 | dbg_printf("load string %s\n", insn->data); | |
53569322 | 2088 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2089 | estack_ax(stack, top)->u.s.str = insn->data; |
a63d0dc8 | 2090 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2091 | estack_ax(stack, top)->u.s.literal_type = |
2092 | ESTACK_STRING_LITERAL_TYPE_PLAIN; | |
53569322 | 2093 | estack_ax_t = REG_STRING; |
97b58163 MD |
2094 | next_pc += sizeof(struct load_op) + strlen(insn->data) + 1; |
2095 | PO; | |
2096 | } | |
2097 | ||
04aa13f8 | 2098 | OP(BYTECODE_OP_LOAD_STAR_GLOB_STRING): |
3151a51d PP |
2099 | { |
2100 | struct load_op *insn = (struct load_op *) pc; | |
2101 | ||
2102 | dbg_printf("load globbing pattern %s\n", insn->data); | |
2103 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2104 | estack_ax(stack, top)->u.s.str = insn->data; | |
a63d0dc8 | 2105 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2106 | estack_ax(stack, top)->u.s.literal_type = |
2107 | ESTACK_STRING_LITERAL_TYPE_STAR_GLOB; | |
2108 | estack_ax_t = REG_STAR_GLOB_STRING; | |
2109 | next_pc += sizeof(struct load_op) + strlen(insn->data) + 1; | |
2110 | PO; | |
2111 | } | |
2112 | ||
04aa13f8 | 2113 | OP(BYTECODE_OP_LOAD_S64): |
97b58163 MD |
2114 | { |
2115 | struct load_op *insn = (struct load_op *) pc; | |
2116 | ||
53569322 | 2117 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2118 | estack_ax_v = ((struct literal_numeric *) insn->data)->v; |
53569322 | 2119 | estack_ax_t = REG_S64; |
9b33aac4 | 2120 | dbg_printf("load s64 %" PRIi64 "\n", estack_ax_v); |
97b58163 MD |
2121 | next_pc += sizeof(struct load_op) |
2122 | + sizeof(struct literal_numeric); | |
2123 | PO; | |
2124 | } | |
2125 | ||
04aa13f8 | 2126 | OP(BYTECODE_OP_LOAD_DOUBLE): |
97b58163 MD |
2127 | { |
2128 | struct load_op *insn = (struct load_op *) pc; | |
2129 | ||
53569322 | 2130 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
9b33aac4 | 2131 | memcpy(&estack_ax(stack, top)->u.d, insn->data, |
97b58163 | 2132 | sizeof(struct literal_double)); |
53569322 MD |
2133 | estack_ax_t = REG_DOUBLE; |
2134 | dbg_printf("load double %g\n", estack_ax(stack, top)->u.d); | |
97b58163 MD |
2135 | next_pc += sizeof(struct load_op) |
2136 | + sizeof(struct literal_double); | |
2137 | PO; | |
2138 | } | |
2139 | ||
2140 | /* cast */ | |
04aa13f8 | 2141 | OP(BYTECODE_OP_CAST_TO_S64): |
53569322 MD |
2142 | { |
2143 | /* Dynamic typing. */ | |
2144 | switch (estack_ax_t) { | |
2145 | case REG_S64: | |
04aa13f8 | 2146 | JUMP_TO(BYTECODE_OP_CAST_NOP); |
53569322 | 2147 | case REG_DOUBLE: |
04aa13f8 | 2148 | JUMP_TO(BYTECODE_OP_CAST_DOUBLE_TO_S64); |
d97f9b78 MD |
2149 | case REG_U64: |
2150 | estack_ax_t = REG_S64; | |
2151 | next_pc += sizeof(struct cast_op); | |
3151a51d PP |
2152 | case REG_STRING: /* Fall-through */ |
2153 | case REG_STAR_GLOB_STRING: | |
53569322 MD |
2154 | ret = -EINVAL; |
2155 | goto end; | |
2156 | default: | |
04aa13f8 | 2157 | ERR("Unknown interpreter register type (%d)", |
53569322 MD |
2158 | (int) estack_ax_t); |
2159 | ret = -EINVAL; | |
2160 | goto end; | |
2161 | } | |
2162 | } | |
97b58163 | 2163 | |
04aa13f8 | 2164 | OP(BYTECODE_OP_CAST_DOUBLE_TO_S64): |
97b58163 | 2165 | { |
9b33aac4 | 2166 | estack_ax_v = (int64_t) estack_ax(stack, top)->u.d; |
53569322 | 2167 | estack_ax_t = REG_S64; |
97b58163 MD |
2168 | next_pc += sizeof(struct cast_op); |
2169 | PO; | |
2170 | } | |
2171 | ||
04aa13f8 | 2172 | OP(BYTECODE_OP_CAST_NOP): |
97b58163 MD |
2173 | { |
2174 | next_pc += sizeof(struct cast_op); | |
2175 | PO; | |
2176 | } | |
2177 | ||
77aa5901 | 2178 | /* get context ref */ |
04aa13f8 | 2179 | OP(BYTECODE_OP_GET_CONTEXT_REF): |
53569322 MD |
2180 | { |
2181 | struct load_op *insn = (struct load_op *) pc; | |
2182 | struct field_ref *ref = (struct field_ref *) insn->data; | |
53569322 MD |
2183 | struct lttng_ctx_field *ctx_field; |
2184 | struct lttng_ctx_value v; | |
2185 | ||
2186 | dbg_printf("get context ref offset %u type dynamic\n", | |
2187 | ref->offset); | |
53569322 MD |
2188 | ctx_field = &ctx->fields[ref->offset]; |
2189 | ctx_field->get_value(ctx_field, &v); | |
2190 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2191 | switch (v.sel) { | |
2192 | case LTTNG_UST_DYNAMIC_TYPE_NONE: | |
2193 | ret = -EINVAL; | |
2194 | goto end; | |
2195 | case LTTNG_UST_DYNAMIC_TYPE_S64: | |
2196 | estack_ax_v = v.u.s64; | |
2197 | estack_ax_t = REG_S64; | |
2198 | dbg_printf("ref get context dynamic s64 %" PRIi64 "\n", estack_ax_v); | |
2199 | break; | |
2200 | case LTTNG_UST_DYNAMIC_TYPE_DOUBLE: | |
2201 | estack_ax(stack, top)->u.d = v.u.d; | |
2202 | estack_ax_t = REG_DOUBLE; | |
2203 | dbg_printf("ref get context dynamic double %g\n", estack_ax(stack, top)->u.d); | |
2204 | break; | |
2205 | case LTTNG_UST_DYNAMIC_TYPE_STRING: | |
2206 | estack_ax(stack, top)->u.s.str = v.u.str; | |
2207 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { | |
04aa13f8 | 2208 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
53569322 MD |
2209 | ret = -EINVAL; |
2210 | goto end; | |
2211 | } | |
a63d0dc8 | 2212 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2213 | estack_ax(stack, top)->u.s.literal_type = |
2214 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
53569322 MD |
2215 | dbg_printf("ref get context dynamic string %s\n", estack_ax(stack, top)->u.s.str); |
2216 | estack_ax_t = REG_STRING; | |
2217 | break; | |
2218 | default: | |
04aa13f8 | 2219 | dbg_printf("Interpreter warning: unknown dynamic type (%d).\n", (int) v.sel); |
53569322 MD |
2220 | ret = -EINVAL; |
2221 | goto end; | |
2222 | } | |
2223 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2224 | PO; | |
2225 | } | |
2226 | ||
04aa13f8 | 2227 | OP(BYTECODE_OP_GET_CONTEXT_REF_STRING): |
77aa5901 MD |
2228 | { |
2229 | struct load_op *insn = (struct load_op *) pc; | |
2230 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2231 | struct lttng_ctx_field *ctx_field; | |
53569322 | 2232 | struct lttng_ctx_value v; |
77aa5901 MD |
2233 | |
2234 | dbg_printf("get context ref offset %u type string\n", | |
2235 | ref->offset); | |
53569322 | 2236 | ctx_field = &ctx->fields[ref->offset]; |
77aa5901 | 2237 | ctx_field->get_value(ctx_field, &v); |
53569322 MD |
2238 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
2239 | estack_ax(stack, top)->u.s.str = v.u.str; | |
77aa5901 | 2240 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { |
04aa13f8 | 2241 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
77aa5901 MD |
2242 | ret = -EINVAL; |
2243 | goto end; | |
2244 | } | |
a63d0dc8 | 2245 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; |
3151a51d PP |
2246 | estack_ax(stack, top)->u.s.literal_type = |
2247 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
53569322 | 2248 | estack_ax_t = REG_STRING; |
77aa5901 MD |
2249 | dbg_printf("ref get context string %s\n", estack_ax(stack, top)->u.s.str); |
2250 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2251 | PO; | |
2252 | } | |
2253 | ||
04aa13f8 | 2254 | OP(BYTECODE_OP_GET_CONTEXT_REF_S64): |
77aa5901 MD |
2255 | { |
2256 | struct load_op *insn = (struct load_op *) pc; | |
2257 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2258 | struct lttng_ctx_field *ctx_field; | |
53569322 | 2259 | struct lttng_ctx_value v; |
77aa5901 MD |
2260 | |
2261 | dbg_printf("get context ref offset %u type s64\n", | |
2262 | ref->offset); | |
53569322 | 2263 | ctx_field = &ctx->fields[ref->offset]; |
77aa5901 | 2264 | ctx_field->get_value(ctx_field, &v); |
53569322 MD |
2265 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
2266 | estack_ax_v = v.u.s64; | |
2267 | estack_ax_t = REG_S64; | |
77aa5901 MD |
2268 | dbg_printf("ref get context s64 %" PRIi64 "\n", estack_ax_v); |
2269 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2270 | PO; | |
2271 | } | |
2272 | ||
04aa13f8 | 2273 | OP(BYTECODE_OP_GET_CONTEXT_REF_DOUBLE): |
77aa5901 MD |
2274 | { |
2275 | struct load_op *insn = (struct load_op *) pc; | |
2276 | struct field_ref *ref = (struct field_ref *) insn->data; | |
2277 | struct lttng_ctx_field *ctx_field; | |
53569322 | 2278 | struct lttng_ctx_value v; |
77aa5901 MD |
2279 | |
2280 | dbg_printf("get context ref offset %u type double\n", | |
2281 | ref->offset); | |
53569322 | 2282 | ctx_field = &ctx->fields[ref->offset]; |
77aa5901 | 2283 | ctx_field->get_value(ctx_field, &v); |
53569322 MD |
2284 | estack_push(stack, top, ax, bx, ax_t, bx_t); |
2285 | memcpy(&estack_ax(stack, top)->u.d, &v.u.d, sizeof(struct literal_double)); | |
2286 | estack_ax_t = REG_DOUBLE; | |
77aa5901 MD |
2287 | dbg_printf("ref get context double %g\n", estack_ax(stack, top)->u.d); |
2288 | next_pc += sizeof(struct load_op) + sizeof(struct field_ref); | |
2289 | PO; | |
2290 | } | |
2291 | ||
04aa13f8 | 2292 | OP(BYTECODE_OP_GET_CONTEXT_ROOT): |
47e5f13e MD |
2293 | { |
2294 | dbg_printf("op get context root\n"); | |
2295 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2296 | estack_ax(stack, top)->u.ptr.type = LOAD_ROOT_CONTEXT; | |
2297 | /* "field" only needed for variants. */ | |
2298 | estack_ax(stack, top)->u.ptr.field = NULL; | |
2299 | estack_ax_t = REG_PTR; | |
2300 | next_pc += sizeof(struct load_op); | |
2301 | PO; | |
2302 | } | |
2303 | ||
04aa13f8 | 2304 | OP(BYTECODE_OP_GET_APP_CONTEXT_ROOT): |
47e5f13e MD |
2305 | { |
2306 | dbg_printf("op get app context root\n"); | |
2307 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2308 | estack_ax(stack, top)->u.ptr.type = LOAD_ROOT_APP_CONTEXT; | |
2309 | /* "field" only needed for variants. */ | |
2310 | estack_ax(stack, top)->u.ptr.field = NULL; | |
2311 | estack_ax_t = REG_PTR; | |
2312 | next_pc += sizeof(struct load_op); | |
2313 | PO; | |
2314 | } | |
2315 | ||
04aa13f8 | 2316 | OP(BYTECODE_OP_GET_PAYLOAD_ROOT): |
47e5f13e MD |
2317 | { |
2318 | dbg_printf("op get app payload root\n"); | |
2319 | estack_push(stack, top, ax, bx, ax_t, bx_t); | |
2320 | estack_ax(stack, top)->u.ptr.type = LOAD_ROOT_PAYLOAD; | |
f3503ba9 | 2321 | estack_ax(stack, top)->u.ptr.ptr = interpreter_stack_data; |
47e5f13e MD |
2322 | /* "field" only needed for variants. */ |
2323 | estack_ax(stack, top)->u.ptr.field = NULL; | |
2324 | estack_ax_t = REG_PTR; | |
2325 | next_pc += sizeof(struct load_op); | |
2326 | PO; | |
2327 | } | |
2328 | ||
04aa13f8 | 2329 | OP(BYTECODE_OP_GET_SYMBOL): |
47e5f13e MD |
2330 | { |
2331 | dbg_printf("op get symbol\n"); | |
2332 | switch (estack_ax(stack, top)->u.ptr.type) { | |
2333 | case LOAD_OBJECT: | |
2334 | ERR("Nested fields not implemented yet."); | |
2335 | ret = -EINVAL; | |
2336 | goto end; | |
2337 | case LOAD_ROOT_CONTEXT: | |
2338 | case LOAD_ROOT_APP_CONTEXT: | |
2339 | case LOAD_ROOT_PAYLOAD: | |
2340 | /* | |
2341 | * symbol lookup is performed by | |
2342 | * specialization. | |
2343 | */ | |
2344 | ret = -EINVAL; | |
2345 | goto end; | |
2346 | } | |
2347 | next_pc += sizeof(struct load_op) + sizeof(struct get_symbol); | |
2348 | PO; | |
2349 | } | |
2350 | ||
04aa13f8 | 2351 | OP(BYTECODE_OP_GET_SYMBOL_FIELD): |
47e5f13e MD |
2352 | { |
2353 | /* | |
2354 | * Used for first variant encountered in a | |
2355 | * traversal. Variants are not implemented yet. | |
2356 | */ | |
2357 | ret = -EINVAL; | |
2358 | goto end; | |
2359 | } | |
2360 | ||
04aa13f8 | 2361 | OP(BYTECODE_OP_GET_INDEX_U16): |
47e5f13e MD |
2362 | { |
2363 | struct load_op *insn = (struct load_op *) pc; | |
2364 | struct get_index_u16 *index = (struct get_index_u16 *) insn->data; | |
2365 | ||
2366 | dbg_printf("op get index u16\n"); | |
b77aaa1b | 2367 | ret = dynamic_get_index(ctx, bytecode, index->index, estack_ax(stack, top)); |
47e5f13e MD |
2368 | if (ret) |
2369 | goto end; | |
2370 | estack_ax_v = estack_ax(stack, top)->u.v; | |
2371 | estack_ax_t = estack_ax(stack, top)->type; | |
2372 | next_pc += sizeof(struct load_op) + sizeof(struct get_index_u16); | |
2373 | PO; | |
2374 | } | |
2375 | ||
04aa13f8 | 2376 | OP(BYTECODE_OP_GET_INDEX_U64): |
47e5f13e MD |
2377 | { |
2378 | struct load_op *insn = (struct load_op *) pc; | |
2379 | struct get_index_u64 *index = (struct get_index_u64 *) insn->data; | |
2380 | ||
2381 | dbg_printf("op get index u64\n"); | |
b77aaa1b | 2382 | ret = dynamic_get_index(ctx, bytecode, index->index, estack_ax(stack, top)); |
47e5f13e MD |
2383 | if (ret) |
2384 | goto end; | |
2385 | estack_ax_v = estack_ax(stack, top)->u.v; | |
2386 | estack_ax_t = estack_ax(stack, top)->type; | |
2387 | next_pc += sizeof(struct load_op) + sizeof(struct get_index_u64); | |
2388 | PO; | |
2389 | } | |
2390 | ||
04aa13f8 | 2391 | OP(BYTECODE_OP_LOAD_FIELD): |
47e5f13e MD |
2392 | { |
2393 | dbg_printf("op load field\n"); | |
2394 | ret = dynamic_load_field(estack_ax(stack, top)); | |
2395 | if (ret) | |
2396 | goto end; | |
2397 | estack_ax_v = estack_ax(stack, top)->u.v; | |
2398 | estack_ax_t = estack_ax(stack, top)->type; | |
2399 | next_pc += sizeof(struct load_op); | |
2400 | PO; | |
2401 | } | |
2402 | ||
04aa13f8 | 2403 | OP(BYTECODE_OP_LOAD_FIELD_S8): |
47e5f13e MD |
2404 | { |
2405 | dbg_printf("op load field s8\n"); | |
2406 | ||
2407 | estack_ax_v = *(int8_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2408 | estack_ax_t = REG_S64; | |
2409 | next_pc += sizeof(struct load_op); | |
2410 | PO; | |
2411 | } | |
04aa13f8 | 2412 | OP(BYTECODE_OP_LOAD_FIELD_S16): |
47e5f13e MD |
2413 | { |
2414 | dbg_printf("op load field s16\n"); | |
2415 | ||
2416 | estack_ax_v = *(int16_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2417 | estack_ax_t = REG_S64; | |
2418 | next_pc += sizeof(struct load_op); | |
2419 | PO; | |
2420 | } | |
04aa13f8 | 2421 | OP(BYTECODE_OP_LOAD_FIELD_S32): |
47e5f13e MD |
2422 | { |
2423 | dbg_printf("op load field s32\n"); | |
2424 | ||
2425 | estack_ax_v = *(int32_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2426 | estack_ax_t = REG_S64; | |
2427 | next_pc += sizeof(struct load_op); | |
2428 | PO; | |
2429 | } | |
04aa13f8 | 2430 | OP(BYTECODE_OP_LOAD_FIELD_S64): |
47e5f13e MD |
2431 | { |
2432 | dbg_printf("op load field s64\n"); | |
2433 | ||
2434 | estack_ax_v = *(int64_t *) estack_ax(stack, top)->u.ptr.ptr; | |
2435 | estack_ax_t = REG_S64; | |
2436 | next_pc += sizeof(struct load_op); | |
2437 | PO; | |
2438 | } | |
04aa13f8 | 2439 | OP(BYTECODE_OP_LOAD_FIELD_U8): |
47e5f13e MD |
2440 | { |
2441 | dbg_printf("op load field u8\n"); | |
2442 | ||
2443 | estack_ax_v = *(uint8_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2444 | estack_ax_t = REG_U64; |
47e5f13e MD |
2445 | next_pc += sizeof(struct load_op); |
2446 | PO; | |
2447 | } | |
04aa13f8 | 2448 | OP(BYTECODE_OP_LOAD_FIELD_U16): |
47e5f13e MD |
2449 | { |
2450 | dbg_printf("op load field u16\n"); | |
2451 | ||
2452 | estack_ax_v = *(uint16_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2453 | estack_ax_t = REG_U64; |
47e5f13e MD |
2454 | next_pc += sizeof(struct load_op); |
2455 | PO; | |
2456 | } | |
04aa13f8 | 2457 | OP(BYTECODE_OP_LOAD_FIELD_U32): |
47e5f13e MD |
2458 | { |
2459 | dbg_printf("op load field u32\n"); | |
2460 | ||
2461 | estack_ax_v = *(uint32_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2462 | estack_ax_t = REG_U64; |
47e5f13e MD |
2463 | next_pc += sizeof(struct load_op); |
2464 | PO; | |
2465 | } | |
04aa13f8 | 2466 | OP(BYTECODE_OP_LOAD_FIELD_U64): |
47e5f13e MD |
2467 | { |
2468 | dbg_printf("op load field u64\n"); | |
2469 | ||
2470 | estack_ax_v = *(uint64_t *) estack_ax(stack, top)->u.ptr.ptr; | |
d97f9b78 | 2471 | estack_ax_t = REG_U64; |
47e5f13e MD |
2472 | next_pc += sizeof(struct load_op); |
2473 | PO; | |
2474 | } | |
04aa13f8 | 2475 | OP(BYTECODE_OP_LOAD_FIELD_DOUBLE): |
47e5f13e MD |
2476 | { |
2477 | dbg_printf("op load field double\n"); | |
2478 | ||
2479 | memcpy(&estack_ax(stack, top)->u.d, | |
2480 | estack_ax(stack, top)->u.ptr.ptr, | |
2481 | sizeof(struct literal_double)); | |
2482 | estack_ax(stack, top)->type = REG_DOUBLE; | |
2483 | next_pc += sizeof(struct load_op); | |
2484 | PO; | |
2485 | } | |
2486 | ||
04aa13f8 | 2487 | OP(BYTECODE_OP_LOAD_FIELD_STRING): |
47e5f13e MD |
2488 | { |
2489 | const char *str; | |
2490 | ||
2491 | dbg_printf("op load field string\n"); | |
2492 | str = (const char *) estack_ax(stack, top)->u.ptr.ptr; | |
2493 | estack_ax(stack, top)->u.s.str = str; | |
2494 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { | |
04aa13f8 | 2495 | dbg_printf("Interpreter warning: loading a NULL string.\n"); |
47e5f13e MD |
2496 | ret = -EINVAL; |
2497 | goto end; | |
2498 | } | |
2499 | estack_ax(stack, top)->u.s.seq_len = SIZE_MAX; | |
2500 | estack_ax(stack, top)->u.s.literal_type = | |
2501 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
2502 | estack_ax(stack, top)->type = REG_STRING; | |
2503 | next_pc += sizeof(struct load_op); | |
2504 | PO; | |
2505 | } | |
2506 | ||
04aa13f8 | 2507 | OP(BYTECODE_OP_LOAD_FIELD_SEQUENCE): |
47e5f13e MD |
2508 | { |
2509 | const char *ptr; | |
2510 | ||
2511 | dbg_printf("op load field string sequence\n"); | |
2512 | ptr = estack_ax(stack, top)->u.ptr.ptr; | |
2513 | estack_ax(stack, top)->u.s.seq_len = *(unsigned long *) ptr; | |
2514 | estack_ax(stack, top)->u.s.str = *(const char **) (ptr + sizeof(unsigned long)); | |
2515 | estack_ax(stack, top)->type = REG_STRING; | |
2516 | if (unlikely(!estack_ax(stack, top)->u.s.str)) { | |
04aa13f8 | 2517 | dbg_printf("Interpreter warning: loading a NULL sequence.\n"); |
47e5f13e MD |
2518 | ret = -EINVAL; |
2519 | goto end; | |
2520 | } | |
2521 | estack_ax(stack, top)->u.s.literal_type = | |
2522 | ESTACK_STRING_LITERAL_TYPE_NONE; | |
2523 | next_pc += sizeof(struct load_op); | |
2524 | PO; | |
2525 | } | |
2526 | ||
97b58163 MD |
2527 | END_OP |
2528 | end: | |
4526ba69 | 2529 | /* Return _DISCARD on error. */ |
97b58163 | 2530 | if (ret) |
04aa13f8 | 2531 | return LTTNG_INTERPRETER_DISCARD; |
f3503ba9 FD |
2532 | |
2533 | if (output) { | |
2534 | return lttng_bytecode_interpret_format_output(estack_ax(stack, top), | |
2535 | output); | |
2536 | } | |
2537 | ||
97b58163 MD |
2538 | return retval; |
2539 | } | |
2540 | ||
04aa13f8 | 2541 | uint64_t lttng_bytecode_filter_interpret(void *filter_data, |
f3503ba9 FD |
2542 | const char *filter_stack_data) |
2543 | { | |
2544 | return bytecode_interpret(filter_data, filter_stack_data, NULL); | |
2545 | } | |
2546 | ||
97b58163 MD |
2547 | #undef START_OP |
2548 | #undef OP | |
2549 | #undef PO | |
2550 | #undef END_OP |