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Commit | Line | Data |
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7e4b21b8 TZ |
1 | /* |
2 | * trace-event-python. Feed trace events to an embedded Python interpreter. | |
3 | * | |
4 | * Copyright (C) 2010 Tom Zanussi <tzanussi@gmail.com> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | * | |
20 | */ | |
21 | ||
22 | #include <Python.h> | |
23 | ||
fd20e811 | 24 | #include <inttypes.h> |
7e4b21b8 TZ |
25 | #include <stdio.h> |
26 | #include <stdlib.h> | |
27 | #include <string.h> | |
df919b40 | 28 | #include <stdbool.h> |
7e4b21b8 | 29 | #include <errno.h> |
adf5bcf3 | 30 | #include <linux/bitmap.h> |
6c346643 | 31 | #include <linux/compiler.h> |
bd48c63e | 32 | #include <linux/time64.h> |
7e4b21b8 | 33 | |
4a3cec84 | 34 | #include "../build-id.h" |
430482c2 | 35 | #include "../counts.h" |
84f5d36f | 36 | #include "../debug.h" |
4a3cec84 | 37 | #include "../dso.h" |
8f651eae | 38 | #include "../callchain.h" |
fcf65bf1 | 39 | #include "../evsel.h" |
743eb868 ACM |
40 | #include "../event.h" |
41 | #include "../thread.h" | |
df919b40 AH |
42 | #include "../comm.h" |
43 | #include "../machine.h" | |
44 | #include "../db-export.h" | |
6a70307d | 45 | #include "../thread-stack.h" |
7e4b21b8 | 46 | #include "../trace-event.h" |
451db126 | 47 | #include "../call-path.h" |
1101f69a | 48 | #include "map.h" |
daecf9e0 | 49 | #include "symbol.h" |
aef90263 | 50 | #include "thread_map.h" |
fea01392 | 51 | #include "print_binary.h" |
aef90263 | 52 | #include "stat.h" |
48a1f565 | 53 | #include "mem-events.h" |
7e4b21b8 | 54 | |
66dfdff0 JŠ |
55 | #if PY_MAJOR_VERSION < 3 |
56 | #define _PyUnicode_FromString(arg) \ | |
57 | PyString_FromString(arg) | |
58 | #define _PyUnicode_FromStringAndSize(arg1, arg2) \ | |
59 | PyString_FromStringAndSize((arg1), (arg2)) | |
60 | #define _PyBytes_FromStringAndSize(arg1, arg2) \ | |
61 | PyString_FromStringAndSize((arg1), (arg2)) | |
62 | #define _PyLong_FromLong(arg) \ | |
63 | PyInt_FromLong(arg) | |
64 | #define _PyLong_AsLong(arg) \ | |
65 | PyInt_AsLong(arg) | |
66 | #define _PyCapsule_New(arg1, arg2, arg3) \ | |
67 | PyCObject_FromVoidPtr((arg1), (arg2)) | |
68 | ||
7e4b21b8 | 69 | PyMODINIT_FUNC initperf_trace_context(void); |
66dfdff0 JŠ |
70 | #else |
71 | #define _PyUnicode_FromString(arg) \ | |
72 | PyUnicode_FromString(arg) | |
73 | #define _PyUnicode_FromStringAndSize(arg1, arg2) \ | |
74 | PyUnicode_FromStringAndSize((arg1), (arg2)) | |
75 | #define _PyBytes_FromStringAndSize(arg1, arg2) \ | |
76 | PyBytes_FromStringAndSize((arg1), (arg2)) | |
77 | #define _PyLong_FromLong(arg) \ | |
78 | PyLong_FromLong(arg) | |
79 | #define _PyLong_AsLong(arg) \ | |
80 | PyLong_AsLong(arg) | |
81 | #define _PyCapsule_New(arg1, arg2, arg3) \ | |
82 | PyCapsule_New((arg1), (arg2), (arg3)) | |
83 | ||
84 | PyMODINIT_FUNC PyInit_perf_trace_context(void); | |
85 | #endif | |
7e4b21b8 | 86 | |
609a7404 | 87 | #define TRACE_EVENT_TYPE_MAX \ |
7e4b21b8 TZ |
88 | ((1 << (sizeof(unsigned short) * 8)) - 1) |
89 | ||
609a7404 | 90 | static DECLARE_BITMAP(events_defined, TRACE_EVENT_TYPE_MAX); |
7e4b21b8 TZ |
91 | |
92 | #define MAX_FIELDS 64 | |
93 | #define N_COMMON_FIELDS 7 | |
94 | ||
95 | extern struct scripting_context *scripting_context; | |
96 | ||
97 | static char *cur_field_name; | |
98 | static int zero_flag_atom; | |
99 | ||
100 | static PyObject *main_module, *main_dict; | |
101 | ||
df919b40 AH |
102 | struct tables { |
103 | struct db_export dbe; | |
104 | PyObject *evsel_handler; | |
105 | PyObject *machine_handler; | |
106 | PyObject *thread_handler; | |
107 | PyObject *comm_handler; | |
108 | PyObject *comm_thread_handler; | |
109 | PyObject *dso_handler; | |
110 | PyObject *symbol_handler; | |
c29414f5 | 111 | PyObject *branch_type_handler; |
df919b40 | 112 | PyObject *sample_handler; |
6a70307d AH |
113 | PyObject *call_path_handler; |
114 | PyObject *call_return_handler; | |
b9322cab | 115 | PyObject *synth_handler; |
abde8722 | 116 | PyObject *context_switch_handler; |
df919b40 AH |
117 | bool db_export_mode; |
118 | }; | |
119 | ||
120 | static struct tables tables_global; | |
121 | ||
6c346643 | 122 | static void handler_call_die(const char *handler_name) __noreturn; |
7e4b21b8 TZ |
123 | static void handler_call_die(const char *handler_name) |
124 | { | |
125 | PyErr_Print(); | |
126 | Py_FatalError("problem in Python trace event handler"); | |
05f832e3 JS |
127 | // Py_FatalError does not return |
128 | // but we have to make the compiler happy | |
129 | abort(); | |
7e4b21b8 TZ |
130 | } |
131 | ||
c0268e8d JS |
132 | /* |
133 | * Insert val into into the dictionary and decrement the reference counter. | |
48000a1a | 134 | * This is necessary for dictionaries since PyDict_SetItemString() does not |
c0268e8d JS |
135 | * steal a reference, as opposed to PyTuple_SetItem(). |
136 | */ | |
137 | static void pydict_set_item_string_decref(PyObject *dict, const char *key, PyObject *val) | |
138 | { | |
139 | PyDict_SetItemString(dict, key, val); | |
140 | Py_DECREF(val); | |
141 | } | |
142 | ||
a5563edf AH |
143 | static PyObject *get_handler(const char *handler_name) |
144 | { | |
145 | PyObject *handler; | |
146 | ||
147 | handler = PyDict_GetItemString(main_dict, handler_name); | |
148 | if (handler && !PyCallable_Check(handler)) | |
149 | return NULL; | |
150 | return handler; | |
151 | } | |
152 | ||
f38d2816 AK |
153 | static int get_argument_count(PyObject *handler) |
154 | { | |
155 | int arg_count = 0; | |
156 | ||
157 | /* | |
158 | * The attribute for the code object is func_code in Python 2, | |
159 | * whereas it is __code__ in Python 3.0+. | |
160 | */ | |
161 | PyObject *code_obj = PyObject_GetAttrString(handler, | |
162 | "func_code"); | |
163 | if (PyErr_Occurred()) { | |
164 | PyErr_Clear(); | |
165 | code_obj = PyObject_GetAttrString(handler, | |
166 | "__code__"); | |
167 | } | |
168 | PyErr_Clear(); | |
169 | if (code_obj) { | |
170 | PyObject *arg_count_obj = PyObject_GetAttrString(code_obj, | |
171 | "co_argcount"); | |
172 | if (arg_count_obj) { | |
66dfdff0 | 173 | arg_count = (int) _PyLong_AsLong(arg_count_obj); |
f38d2816 AK |
174 | Py_DECREF(arg_count_obj); |
175 | } | |
176 | Py_DECREF(code_obj); | |
177 | } | |
178 | return arg_count; | |
179 | } | |
180 | ||
a5563edf AH |
181 | static void call_object(PyObject *handler, PyObject *args, const char *die_msg) |
182 | { | |
183 | PyObject *retval; | |
184 | ||
185 | retval = PyObject_CallObject(handler, args); | |
186 | if (retval == NULL) | |
187 | handler_call_die(die_msg); | |
188 | Py_DECREF(retval); | |
189 | } | |
190 | ||
191 | static void try_call_object(const char *handler_name, PyObject *args) | |
192 | { | |
193 | PyObject *handler; | |
194 | ||
195 | handler = get_handler(handler_name); | |
196 | if (handler) | |
197 | call_object(handler, args, handler_name); | |
198 | } | |
199 | ||
1e97216f | 200 | static void define_value(enum tep_print_arg_type field_type, |
7e4b21b8 TZ |
201 | const char *ev_name, |
202 | const char *field_name, | |
203 | const char *field_value, | |
204 | const char *field_str) | |
205 | { | |
206 | const char *handler_name = "define_flag_value"; | |
a5563edf | 207 | PyObject *t; |
7e4b21b8 TZ |
208 | unsigned long long value; |
209 | unsigned n = 0; | |
210 | ||
1e97216f | 211 | if (field_type == TEP_PRINT_SYMBOL) |
7e4b21b8 TZ |
212 | handler_name = "define_symbolic_value"; |
213 | ||
44ad9cd8 | 214 | t = PyTuple_New(4); |
7e4b21b8 TZ |
215 | if (!t) |
216 | Py_FatalError("couldn't create Python tuple"); | |
217 | ||
218 | value = eval_flag(field_value); | |
219 | ||
66dfdff0 JŠ |
220 | PyTuple_SetItem(t, n++, _PyUnicode_FromString(ev_name)); |
221 | PyTuple_SetItem(t, n++, _PyUnicode_FromString(field_name)); | |
222 | PyTuple_SetItem(t, n++, _PyLong_FromLong(value)); | |
223 | PyTuple_SetItem(t, n++, _PyUnicode_FromString(field_str)); | |
7e4b21b8 | 224 | |
a5563edf | 225 | try_call_object(handler_name, t); |
7e4b21b8 TZ |
226 | |
227 | Py_DECREF(t); | |
228 | } | |
229 | ||
1e97216f | 230 | static void define_values(enum tep_print_arg_type field_type, |
5647f94b | 231 | struct tep_print_flag_sym *field, |
7e4b21b8 TZ |
232 | const char *ev_name, |
233 | const char *field_name) | |
234 | { | |
235 | define_value(field_type, ev_name, field_name, field->value, | |
236 | field->str); | |
237 | ||
238 | if (field->next) | |
239 | define_values(field_type, field->next, ev_name, field_name); | |
240 | } | |
241 | ||
1e97216f | 242 | static void define_field(enum tep_print_arg_type field_type, |
7e4b21b8 TZ |
243 | const char *ev_name, |
244 | const char *field_name, | |
245 | const char *delim) | |
246 | { | |
247 | const char *handler_name = "define_flag_field"; | |
a5563edf | 248 | PyObject *t; |
7e4b21b8 TZ |
249 | unsigned n = 0; |
250 | ||
1e97216f | 251 | if (field_type == TEP_PRINT_SYMBOL) |
7e4b21b8 TZ |
252 | handler_name = "define_symbolic_field"; |
253 | ||
1e97216f | 254 | if (field_type == TEP_PRINT_FLAGS) |
44ad9cd8 TZ |
255 | t = PyTuple_New(3); |
256 | else | |
257 | t = PyTuple_New(2); | |
7e4b21b8 TZ |
258 | if (!t) |
259 | Py_FatalError("couldn't create Python tuple"); | |
260 | ||
66dfdff0 JŠ |
261 | PyTuple_SetItem(t, n++, _PyUnicode_FromString(ev_name)); |
262 | PyTuple_SetItem(t, n++, _PyUnicode_FromString(field_name)); | |
1e97216f | 263 | if (field_type == TEP_PRINT_FLAGS) |
66dfdff0 | 264 | PyTuple_SetItem(t, n++, _PyUnicode_FromString(delim)); |
7e4b21b8 | 265 | |
a5563edf | 266 | try_call_object(handler_name, t); |
7e4b21b8 TZ |
267 | |
268 | Py_DECREF(t); | |
269 | } | |
270 | ||
97fbf3f0 | 271 | static void define_event_symbols(struct tep_event *event, |
7e4b21b8 | 272 | const char *ev_name, |
5647f94b | 273 | struct tep_print_arg *args) |
7e4b21b8 | 274 | { |
8579aca3 TS |
275 | if (args == NULL) |
276 | return; | |
277 | ||
7e4b21b8 | 278 | switch (args->type) { |
1e97216f | 279 | case TEP_PRINT_NULL: |
7e4b21b8 | 280 | break; |
1e97216f TSV |
281 | case TEP_PRINT_ATOM: |
282 | define_value(TEP_PRINT_FLAGS, ev_name, cur_field_name, "0", | |
7e4b21b8 TZ |
283 | args->atom.atom); |
284 | zero_flag_atom = 0; | |
285 | break; | |
1e97216f | 286 | case TEP_PRINT_FIELD: |
f5385650 | 287 | free(cur_field_name); |
7e4b21b8 TZ |
288 | cur_field_name = strdup(args->field.name); |
289 | break; | |
1e97216f | 290 | case TEP_PRINT_FLAGS: |
7e4b21b8 | 291 | define_event_symbols(event, ev_name, args->flags.field); |
1e97216f | 292 | define_field(TEP_PRINT_FLAGS, ev_name, cur_field_name, |
7e4b21b8 | 293 | args->flags.delim); |
1e97216f | 294 | define_values(TEP_PRINT_FLAGS, args->flags.flags, ev_name, |
7e4b21b8 TZ |
295 | cur_field_name); |
296 | break; | |
1e97216f | 297 | case TEP_PRINT_SYMBOL: |
7e4b21b8 | 298 | define_event_symbols(event, ev_name, args->symbol.field); |
1e97216f TSV |
299 | define_field(TEP_PRINT_SYMBOL, ev_name, cur_field_name, NULL); |
300 | define_values(TEP_PRINT_SYMBOL, args->symbol.symbols, ev_name, | |
7e4b21b8 TZ |
301 | cur_field_name); |
302 | break; | |
1e97216f TSV |
303 | case TEP_PRINT_HEX: |
304 | case TEP_PRINT_HEX_STR: | |
e080e6f1 NK |
305 | define_event_symbols(event, ev_name, args->hex.field); |
306 | define_event_symbols(event, ev_name, args->hex.size); | |
307 | break; | |
1e97216f | 308 | case TEP_PRINT_INT_ARRAY: |
b839e1e8 JM |
309 | define_event_symbols(event, ev_name, args->int_array.field); |
310 | define_event_symbols(event, ev_name, args->int_array.count); | |
311 | define_event_symbols(event, ev_name, args->int_array.el_size); | |
312 | break; | |
1e97216f | 313 | case TEP_PRINT_STRING: |
7e4b21b8 | 314 | break; |
1e97216f | 315 | case TEP_PRINT_TYPE: |
7e4b21b8 TZ |
316 | define_event_symbols(event, ev_name, args->typecast.item); |
317 | break; | |
1e97216f | 318 | case TEP_PRINT_OP: |
7e4b21b8 TZ |
319 | if (strcmp(args->op.op, ":") == 0) |
320 | zero_flag_atom = 1; | |
321 | define_event_symbols(event, ev_name, args->op.left); | |
322 | define_event_symbols(event, ev_name, args->op.right); | |
323 | break; | |
324 | default: | |
aaf045f7 | 325 | /* gcc warns for these? */ |
1e97216f TSV |
326 | case TEP_PRINT_BSTRING: |
327 | case TEP_PRINT_DYNAMIC_ARRAY: | |
328 | case TEP_PRINT_DYNAMIC_ARRAY_LEN: | |
329 | case TEP_PRINT_FUNC: | |
330 | case TEP_PRINT_BITMASK: | |
7e4b21b8 TZ |
331 | /* we should warn... */ |
332 | return; | |
333 | } | |
334 | ||
335 | if (args->next) | |
336 | define_event_symbols(event, ev_name, args->next); | |
337 | } | |
338 | ||
97fbf3f0 | 339 | static PyObject *get_field_numeric_entry(struct tep_event *event, |
2c92f982 | 340 | struct tep_format_field *field, void *data) |
33058b94 | 341 | { |
bb39ccb2 | 342 | bool is_array = field->flags & TEP_FIELD_IS_ARRAY; |
39f54862 | 343 | PyObject *obj = NULL, *list = NULL; |
33058b94 | 344 | unsigned long long val; |
8ac631cd | 345 | unsigned int item_size, n_items, i; |
33058b94 | 346 | |
8ac631cd SAS |
347 | if (is_array) { |
348 | list = PyList_New(field->arraylen); | |
349 | item_size = field->size / field->arraylen; | |
350 | n_items = field->arraylen; | |
33058b94 | 351 | } else { |
8ac631cd SAS |
352 | item_size = field->size; |
353 | n_items = 1; | |
33058b94 | 354 | } |
8ac631cd SAS |
355 | |
356 | for (i = 0; i < n_items; i++) { | |
357 | ||
358 | val = read_size(event, data + field->offset + i * item_size, | |
359 | item_size); | |
bb39ccb2 | 360 | if (field->flags & TEP_FIELD_IS_SIGNED) { |
8ac631cd SAS |
361 | if ((long long)val >= LONG_MIN && |
362 | (long long)val <= LONG_MAX) | |
66dfdff0 | 363 | obj = _PyLong_FromLong(val); |
8ac631cd SAS |
364 | else |
365 | obj = PyLong_FromLongLong(val); | |
366 | } else { | |
367 | if (val <= LONG_MAX) | |
66dfdff0 | 368 | obj = _PyLong_FromLong(val); |
8ac631cd SAS |
369 | else |
370 | obj = PyLong_FromUnsignedLongLong(val); | |
371 | } | |
372 | if (is_array) | |
373 | PyList_SET_ITEM(list, i, obj); | |
374 | } | |
375 | if (is_array) | |
376 | obj = list; | |
33058b94 SAS |
377 | return obj; |
378 | } | |
379 | ||
5f9e0f31 JY |
380 | static const char *get_dsoname(struct map *map) |
381 | { | |
382 | const char *dsoname = "[unknown]"; | |
383 | ||
384 | if (map && map->dso) { | |
385 | if (symbol_conf.show_kernel_path && map->dso->long_name) | |
386 | dsoname = map->dso->long_name; | |
387 | else | |
388 | dsoname = map->dso->name; | |
389 | } | |
390 | ||
391 | return dsoname; | |
392 | } | |
0f5f5bcd JS |
393 | |
394 | static PyObject *python_process_callchain(struct perf_sample *sample, | |
32dcd021 | 395 | struct evsel *evsel, |
0f5f5bcd JS |
396 | struct addr_location *al) |
397 | { | |
398 | PyObject *pylist; | |
399 | ||
400 | pylist = PyList_New(0); | |
401 | if (!pylist) | |
402 | Py_FatalError("couldn't create Python list"); | |
403 | ||
404 | if (!symbol_conf.use_callchain || !sample->callchain) | |
405 | goto exit; | |
406 | ||
91d7b2de | 407 | if (thread__resolve_callchain(al->thread, &callchain_cursor, evsel, |
cc8b7c2b | 408 | sample, NULL, NULL, |
44cbe729 | 409 | scripting_max_stack) != 0) { |
0f5f5bcd JS |
410 | pr_err("Failed to resolve callchain. Skipping\n"); |
411 | goto exit; | |
412 | } | |
413 | callchain_cursor_commit(&callchain_cursor); | |
414 | ||
415 | ||
416 | while (1) { | |
417 | PyObject *pyelem; | |
418 | struct callchain_cursor_node *node; | |
419 | node = callchain_cursor_current(&callchain_cursor); | |
420 | if (!node) | |
421 | break; | |
422 | ||
423 | pyelem = PyDict_New(); | |
424 | if (!pyelem) | |
425 | Py_FatalError("couldn't create Python dictionary"); | |
426 | ||
427 | ||
428 | pydict_set_item_string_decref(pyelem, "ip", | |
429 | PyLong_FromUnsignedLongLong(node->ip)); | |
430 | ||
431 | if (node->sym) { | |
432 | PyObject *pysym = PyDict_New(); | |
433 | if (!pysym) | |
434 | Py_FatalError("couldn't create Python dictionary"); | |
435 | pydict_set_item_string_decref(pysym, "start", | |
436 | PyLong_FromUnsignedLongLong(node->sym->start)); | |
437 | pydict_set_item_string_decref(pysym, "end", | |
438 | PyLong_FromUnsignedLongLong(node->sym->end)); | |
439 | pydict_set_item_string_decref(pysym, "binding", | |
66dfdff0 | 440 | _PyLong_FromLong(node->sym->binding)); |
0f5f5bcd | 441 | pydict_set_item_string_decref(pysym, "name", |
66dfdff0 | 442 | _PyUnicode_FromStringAndSize(node->sym->name, |
0f5f5bcd JS |
443 | node->sym->namelen)); |
444 | pydict_set_item_string_decref(pyelem, "sym", pysym); | |
445 | } | |
446 | ||
447 | if (node->map) { | |
5f9e0f31 JY |
448 | const char *dsoname = get_dsoname(node->map); |
449 | ||
0f5f5bcd | 450 | pydict_set_item_string_decref(pyelem, "dso", |
66dfdff0 | 451 | _PyUnicode_FromString(dsoname)); |
0f5f5bcd JS |
452 | } |
453 | ||
454 | callchain_cursor_advance(&callchain_cursor); | |
455 | PyList_Append(pylist, pyelem); | |
456 | Py_DECREF(pyelem); | |
457 | } | |
458 | ||
459 | exit: | |
460 | return pylist; | |
461 | } | |
462 | ||
48a1f565 JY |
463 | static PyObject *python_process_brstack(struct perf_sample *sample, |
464 | struct thread *thread) | |
465 | { | |
466 | struct branch_stack *br = sample->branch_stack; | |
467 | PyObject *pylist; | |
468 | u64 i; | |
469 | ||
470 | pylist = PyList_New(0); | |
471 | if (!pylist) | |
472 | Py_FatalError("couldn't create Python list"); | |
473 | ||
474 | if (!(br && br->nr)) | |
475 | goto exit; | |
476 | ||
477 | for (i = 0; i < br->nr; i++) { | |
478 | PyObject *pyelem; | |
479 | struct addr_location al; | |
480 | const char *dsoname; | |
481 | ||
482 | pyelem = PyDict_New(); | |
483 | if (!pyelem) | |
484 | Py_FatalError("couldn't create Python dictionary"); | |
485 | ||
486 | pydict_set_item_string_decref(pyelem, "from", | |
487 | PyLong_FromUnsignedLongLong(br->entries[i].from)); | |
488 | pydict_set_item_string_decref(pyelem, "to", | |
489 | PyLong_FromUnsignedLongLong(br->entries[i].to)); | |
490 | pydict_set_item_string_decref(pyelem, "mispred", | |
491 | PyBool_FromLong(br->entries[i].flags.mispred)); | |
492 | pydict_set_item_string_decref(pyelem, "predicted", | |
493 | PyBool_FromLong(br->entries[i].flags.predicted)); | |
494 | pydict_set_item_string_decref(pyelem, "in_tx", | |
495 | PyBool_FromLong(br->entries[i].flags.in_tx)); | |
496 | pydict_set_item_string_decref(pyelem, "abort", | |
497 | PyBool_FromLong(br->entries[i].flags.abort)); | |
498 | pydict_set_item_string_decref(pyelem, "cycles", | |
499 | PyLong_FromUnsignedLongLong(br->entries[i].flags.cycles)); | |
500 | ||
692d0e63 AH |
501 | thread__find_map_fb(thread, sample->cpumode, |
502 | br->entries[i].from, &al); | |
48a1f565 JY |
503 | dsoname = get_dsoname(al.map); |
504 | pydict_set_item_string_decref(pyelem, "from_dsoname", | |
505 | _PyUnicode_FromString(dsoname)); | |
506 | ||
692d0e63 AH |
507 | thread__find_map_fb(thread, sample->cpumode, |
508 | br->entries[i].to, &al); | |
48a1f565 JY |
509 | dsoname = get_dsoname(al.map); |
510 | pydict_set_item_string_decref(pyelem, "to_dsoname", | |
511 | _PyUnicode_FromString(dsoname)); | |
512 | ||
513 | PyList_Append(pylist, pyelem); | |
514 | Py_DECREF(pyelem); | |
515 | } | |
516 | ||
517 | exit: | |
518 | return pylist; | |
519 | } | |
520 | ||
521 | static unsigned long get_offset(struct symbol *sym, struct addr_location *al) | |
522 | { | |
523 | unsigned long offset; | |
524 | ||
525 | if (al->addr < sym->end) | |
526 | offset = al->addr - sym->start; | |
527 | else | |
528 | offset = al->addr - al->map->start - sym->start; | |
529 | ||
530 | return offset; | |
531 | } | |
532 | ||
533 | static int get_symoff(struct symbol *sym, struct addr_location *al, | |
534 | bool print_off, char *bf, int size) | |
535 | { | |
536 | unsigned long offset; | |
537 | ||
538 | if (!sym || !sym->name[0]) | |
539 | return scnprintf(bf, size, "%s", "[unknown]"); | |
540 | ||
541 | if (!print_off) | |
542 | return scnprintf(bf, size, "%s", sym->name); | |
543 | ||
544 | offset = get_offset(sym, al); | |
545 | ||
546 | return scnprintf(bf, size, "%s+0x%x", sym->name, offset); | |
547 | } | |
548 | ||
549 | static int get_br_mspred(struct branch_flags *flags, char *bf, int size) | |
550 | { | |
551 | if (!flags->mispred && !flags->predicted) | |
552 | return scnprintf(bf, size, "%s", "-"); | |
553 | ||
554 | if (flags->mispred) | |
555 | return scnprintf(bf, size, "%s", "M"); | |
556 | ||
557 | return scnprintf(bf, size, "%s", "P"); | |
558 | } | |
559 | ||
560 | static PyObject *python_process_brstacksym(struct perf_sample *sample, | |
561 | struct thread *thread) | |
562 | { | |
563 | struct branch_stack *br = sample->branch_stack; | |
564 | PyObject *pylist; | |
565 | u64 i; | |
566 | char bf[512]; | |
567 | struct addr_location al; | |
568 | ||
569 | pylist = PyList_New(0); | |
570 | if (!pylist) | |
571 | Py_FatalError("couldn't create Python list"); | |
572 | ||
573 | if (!(br && br->nr)) | |
574 | goto exit; | |
575 | ||
576 | for (i = 0; i < br->nr; i++) { | |
577 | PyObject *pyelem; | |
578 | ||
579 | pyelem = PyDict_New(); | |
580 | if (!pyelem) | |
581 | Py_FatalError("couldn't create Python dictionary"); | |
582 | ||
692d0e63 AH |
583 | thread__find_symbol_fb(thread, sample->cpumode, |
584 | br->entries[i].from, &al); | |
48a1f565 JY |
585 | get_symoff(al.sym, &al, true, bf, sizeof(bf)); |
586 | pydict_set_item_string_decref(pyelem, "from", | |
587 | _PyUnicode_FromString(bf)); | |
588 | ||
692d0e63 AH |
589 | thread__find_symbol_fb(thread, sample->cpumode, |
590 | br->entries[i].to, &al); | |
48a1f565 JY |
591 | get_symoff(al.sym, &al, true, bf, sizeof(bf)); |
592 | pydict_set_item_string_decref(pyelem, "to", | |
593 | _PyUnicode_FromString(bf)); | |
594 | ||
595 | get_br_mspred(&br->entries[i].flags, bf, sizeof(bf)); | |
596 | pydict_set_item_string_decref(pyelem, "pred", | |
597 | _PyUnicode_FromString(bf)); | |
598 | ||
599 | if (br->entries[i].flags.in_tx) { | |
600 | pydict_set_item_string_decref(pyelem, "in_tx", | |
601 | _PyUnicode_FromString("X")); | |
602 | } else { | |
603 | pydict_set_item_string_decref(pyelem, "in_tx", | |
604 | _PyUnicode_FromString("-")); | |
605 | } | |
606 | ||
607 | if (br->entries[i].flags.abort) { | |
608 | pydict_set_item_string_decref(pyelem, "abort", | |
609 | _PyUnicode_FromString("A")); | |
610 | } else { | |
611 | pydict_set_item_string_decref(pyelem, "abort", | |
612 | _PyUnicode_FromString("-")); | |
613 | } | |
614 | ||
615 | PyList_Append(pylist, pyelem); | |
616 | Py_DECREF(pyelem); | |
617 | } | |
618 | ||
619 | exit: | |
620 | return pylist; | |
621 | } | |
622 | ||
74ec14f3 AK |
623 | static PyObject *get_sample_value_as_tuple(struct sample_read_value *value) |
624 | { | |
625 | PyObject *t; | |
626 | ||
627 | t = PyTuple_New(2); | |
628 | if (!t) | |
629 | Py_FatalError("couldn't create Python tuple"); | |
630 | PyTuple_SetItem(t, 0, PyLong_FromUnsignedLongLong(value->id)); | |
631 | PyTuple_SetItem(t, 1, PyLong_FromUnsignedLongLong(value->value)); | |
632 | return t; | |
633 | } | |
634 | ||
635 | static void set_sample_read_in_dict(PyObject *dict_sample, | |
636 | struct perf_sample *sample, | |
32dcd021 | 637 | struct evsel *evsel) |
74ec14f3 | 638 | { |
1fc632ce | 639 | u64 read_format = evsel->core.attr.read_format; |
74ec14f3 AK |
640 | PyObject *values; |
641 | unsigned int i; | |
642 | ||
643 | if (read_format & PERF_FORMAT_TOTAL_TIME_ENABLED) { | |
644 | pydict_set_item_string_decref(dict_sample, "time_enabled", | |
645 | PyLong_FromUnsignedLongLong(sample->read.time_enabled)); | |
646 | } | |
647 | ||
648 | if (read_format & PERF_FORMAT_TOTAL_TIME_RUNNING) { | |
649 | pydict_set_item_string_decref(dict_sample, "time_running", | |
650 | PyLong_FromUnsignedLongLong(sample->read.time_running)); | |
651 | } | |
652 | ||
653 | if (read_format & PERF_FORMAT_GROUP) | |
654 | values = PyList_New(sample->read.group.nr); | |
655 | else | |
656 | values = PyList_New(1); | |
657 | ||
658 | if (!values) | |
659 | Py_FatalError("couldn't create Python list"); | |
660 | ||
661 | if (read_format & PERF_FORMAT_GROUP) { | |
662 | for (i = 0; i < sample->read.group.nr; i++) { | |
663 | PyObject *t = get_sample_value_as_tuple(&sample->read.group.values[i]); | |
664 | PyList_SET_ITEM(values, i, t); | |
665 | } | |
666 | } else { | |
667 | PyObject *t = get_sample_value_as_tuple(&sample->read.one); | |
668 | PyList_SET_ITEM(values, 0, t); | |
669 | } | |
670 | pydict_set_item_string_decref(dict_sample, "values", values); | |
671 | } | |
672 | ||
48a1f565 JY |
673 | static void set_sample_datasrc_in_dict(PyObject *dict, |
674 | struct perf_sample *sample) | |
675 | { | |
676 | struct mem_info mi = { .data_src.val = sample->data_src }; | |
677 | char decode[100]; | |
678 | ||
679 | pydict_set_item_string_decref(dict, "datasrc", | |
680 | PyLong_FromUnsignedLongLong(sample->data_src)); | |
681 | ||
682 | perf_script__meminfo_scnprintf(decode, 100, &mi); | |
683 | ||
684 | pydict_set_item_string_decref(dict, "datasrc_decode", | |
685 | _PyUnicode_FromString(decode)); | |
686 | } | |
687 | ||
688 | static int regs_map(struct regs_dump *regs, uint64_t mask, char *bf, int size) | |
689 | { | |
690 | unsigned int i = 0, r; | |
691 | int printed = 0; | |
692 | ||
693 | bf[0] = 0; | |
694 | ||
695 | for_each_set_bit(r, (unsigned long *) &mask, sizeof(mask) * 8) { | |
696 | u64 val = regs->regs[i++]; | |
697 | ||
698 | printed += scnprintf(bf + printed, size - printed, | |
699 | "%5s:0x%" PRIx64 " ", | |
700 | perf_reg_name(r), val); | |
701 | } | |
702 | ||
703 | return printed; | |
704 | } | |
705 | ||
706 | static void set_regs_in_dict(PyObject *dict, | |
707 | struct perf_sample *sample, | |
32dcd021 | 708 | struct evsel *evsel) |
48a1f565 | 709 | { |
1fc632ce | 710 | struct perf_event_attr *attr = &evsel->core.attr; |
48a1f565 JY |
711 | char bf[512]; |
712 | ||
713 | regs_map(&sample->intr_regs, attr->sample_regs_intr, bf, sizeof(bf)); | |
714 | ||
715 | pydict_set_item_string_decref(dict, "iregs", | |
716 | _PyUnicode_FromString(bf)); | |
717 | ||
718 | regs_map(&sample->user_regs, attr->sample_regs_user, bf, sizeof(bf)); | |
719 | ||
720 | pydict_set_item_string_decref(dict, "uregs", | |
721 | _PyUnicode_FromString(bf)); | |
722 | } | |
723 | ||
892e76b2 | 724 | static PyObject *get_perf_sample_dict(struct perf_sample *sample, |
32dcd021 | 725 | struct evsel *evsel, |
892e76b2 AK |
726 | struct addr_location *al, |
727 | PyObject *callchain) | |
728 | { | |
48a1f565 | 729 | PyObject *dict, *dict_sample, *brstack, *brstacksym; |
892e76b2 AK |
730 | |
731 | dict = PyDict_New(); | |
732 | if (!dict) | |
733 | Py_FatalError("couldn't create Python dictionary"); | |
734 | ||
735 | dict_sample = PyDict_New(); | |
736 | if (!dict_sample) | |
737 | Py_FatalError("couldn't create Python dictionary"); | |
738 | ||
66dfdff0 | 739 | pydict_set_item_string_decref(dict, "ev_name", _PyUnicode_FromString(perf_evsel__name(evsel))); |
1fc632ce | 740 | pydict_set_item_string_decref(dict, "attr", _PyBytes_FromStringAndSize((const char *)&evsel->core.attr, sizeof(evsel->core.attr))); |
892e76b2 AK |
741 | |
742 | pydict_set_item_string_decref(dict_sample, "pid", | |
66dfdff0 | 743 | _PyLong_FromLong(sample->pid)); |
892e76b2 | 744 | pydict_set_item_string_decref(dict_sample, "tid", |
66dfdff0 | 745 | _PyLong_FromLong(sample->tid)); |
892e76b2 | 746 | pydict_set_item_string_decref(dict_sample, "cpu", |
66dfdff0 | 747 | _PyLong_FromLong(sample->cpu)); |
892e76b2 AK |
748 | pydict_set_item_string_decref(dict_sample, "ip", |
749 | PyLong_FromUnsignedLongLong(sample->ip)); | |
750 | pydict_set_item_string_decref(dict_sample, "time", | |
751 | PyLong_FromUnsignedLongLong(sample->time)); | |
752 | pydict_set_item_string_decref(dict_sample, "period", | |
753 | PyLong_FromUnsignedLongLong(sample->period)); | |
41013f0c KL |
754 | pydict_set_item_string_decref(dict_sample, "phys_addr", |
755 | PyLong_FromUnsignedLongLong(sample->phys_addr)); | |
943f32a0 LY |
756 | pydict_set_item_string_decref(dict_sample, "addr", |
757 | PyLong_FromUnsignedLongLong(sample->addr)); | |
74ec14f3 | 758 | set_sample_read_in_dict(dict_sample, sample, evsel); |
48a1f565 JY |
759 | pydict_set_item_string_decref(dict_sample, "weight", |
760 | PyLong_FromUnsignedLongLong(sample->weight)); | |
761 | pydict_set_item_string_decref(dict_sample, "transaction", | |
762 | PyLong_FromUnsignedLongLong(sample->transaction)); | |
763 | set_sample_datasrc_in_dict(dict_sample, sample); | |
892e76b2 AK |
764 | pydict_set_item_string_decref(dict, "sample", dict_sample); |
765 | ||
66dfdff0 | 766 | pydict_set_item_string_decref(dict, "raw_buf", _PyBytes_FromStringAndSize( |
892e76b2 AK |
767 | (const char *)sample->raw_data, sample->raw_size)); |
768 | pydict_set_item_string_decref(dict, "comm", | |
66dfdff0 | 769 | _PyUnicode_FromString(thread__comm_str(al->thread))); |
892e76b2 AK |
770 | if (al->map) { |
771 | pydict_set_item_string_decref(dict, "dso", | |
66dfdff0 | 772 | _PyUnicode_FromString(al->map->dso->name)); |
892e76b2 AK |
773 | } |
774 | if (al->sym) { | |
775 | pydict_set_item_string_decref(dict, "symbol", | |
66dfdff0 | 776 | _PyUnicode_FromString(al->sym->name)); |
892e76b2 AK |
777 | } |
778 | ||
779 | pydict_set_item_string_decref(dict, "callchain", callchain); | |
780 | ||
48a1f565 JY |
781 | brstack = python_process_brstack(sample, al->thread); |
782 | pydict_set_item_string_decref(dict, "brstack", brstack); | |
783 | ||
784 | brstacksym = python_process_brstacksym(sample, al->thread); | |
785 | pydict_set_item_string_decref(dict, "brstacksym", brstacksym); | |
786 | ||
787 | set_regs_in_dict(dict, sample, evsel); | |
788 | ||
892e76b2 AK |
789 | return dict; |
790 | } | |
791 | ||
b7fff6b5 | 792 | static void python_process_tracepoint(struct perf_sample *sample, |
32dcd021 | 793 | struct evsel *evsel, |
b7fff6b5 | 794 | struct addr_location *al) |
7e4b21b8 | 795 | { |
97fbf3f0 | 796 | struct tep_event *event = evsel->tp_format; |
39f54862 | 797 | PyObject *handler, *context, *t, *obj = NULL, *callchain; |
f38d2816 | 798 | PyObject *dict = NULL, *all_entries_dict = NULL; |
7e4b21b8 | 799 | static char handler_name[256]; |
2c92f982 | 800 | struct tep_format_field *field; |
7e4b21b8 | 801 | unsigned long s, ns; |
7e4b21b8 | 802 | unsigned n = 0; |
7e4b21b8 | 803 | int pid; |
be6d842a DA |
804 | int cpu = sample->cpu; |
805 | void *data = sample->raw_data; | |
806 | unsigned long long nsecs = sample->time; | |
f9d5d549 | 807 | const char *comm = thread__comm_str(al->thread); |
e9f9a9ca | 808 | const char *default_handler_name = "trace_unhandled"; |
7e4b21b8 | 809 | |
62665dff ACM |
810 | if (!event) { |
811 | snprintf(handler_name, sizeof(handler_name), | |
1fc632ce | 812 | "ug! no event found for type %" PRIu64, (u64)evsel->core.attr.config); |
62665dff ACM |
813 | Py_FatalError(handler_name); |
814 | } | |
7e4b21b8 | 815 | |
97822433 | 816 | pid = raw_field_value(event, "common_pid", data); |
7e4b21b8 TZ |
817 | |
818 | sprintf(handler_name, "%s__%s", event->system, event->name); | |
819 | ||
adf5bcf3 JO |
820 | if (!test_and_set_bit(event->id, events_defined)) |
821 | define_event_symbols(event, handler_name, event->print_fmt.args); | |
822 | ||
a5563edf | 823 | handler = get_handler(handler_name); |
c0251485 | 824 | if (!handler) { |
e9f9a9ca AK |
825 | handler = get_handler(default_handler_name); |
826 | if (!handler) | |
827 | return; | |
c0251485 PT |
828 | dict = PyDict_New(); |
829 | if (!dict) | |
830 | Py_FatalError("couldn't create Python dict"); | |
831 | } | |
e9f9a9ca AK |
832 | |
833 | t = PyTuple_New(MAX_FIELDS); | |
834 | if (!t) | |
835 | Py_FatalError("couldn't create Python tuple"); | |
836 | ||
837 | ||
bd48c63e ACM |
838 | s = nsecs / NSEC_PER_SEC; |
839 | ns = nsecs - s * NSEC_PER_SEC; | |
7e4b21b8 TZ |
840 | |
841 | scripting_context->event_data = data; | |
69769ce1 | 842 | scripting_context->pevent = evsel->tp_format->tep; |
7e4b21b8 | 843 | |
66dfdff0 | 844 | context = _PyCapsule_New(scripting_context, NULL, NULL); |
7e4b21b8 | 845 | |
66dfdff0 | 846 | PyTuple_SetItem(t, n++, _PyUnicode_FromString(handler_name)); |
fb7d0b3c | 847 | PyTuple_SetItem(t, n++, context); |
7e4b21b8 | 848 | |
0f5f5bcd JS |
849 | /* ip unwinding */ |
850 | callchain = python_process_callchain(sample, evsel, al); | |
f38d2816 AK |
851 | /* Need an additional reference for the perf_sample dict */ |
852 | Py_INCREF(callchain); | |
0f5f5bcd | 853 | |
e9f9a9ca | 854 | if (!dict) { |
66dfdff0 JŠ |
855 | PyTuple_SetItem(t, n++, _PyLong_FromLong(cpu)); |
856 | PyTuple_SetItem(t, n++, _PyLong_FromLong(s)); | |
857 | PyTuple_SetItem(t, n++, _PyLong_FromLong(ns)); | |
858 | PyTuple_SetItem(t, n++, _PyLong_FromLong(pid)); | |
859 | PyTuple_SetItem(t, n++, _PyUnicode_FromString(comm)); | |
0f5f5bcd | 860 | PyTuple_SetItem(t, n++, callchain); |
c0251485 | 861 | } else { |
66dfdff0 JŠ |
862 | pydict_set_item_string_decref(dict, "common_cpu", _PyLong_FromLong(cpu)); |
863 | pydict_set_item_string_decref(dict, "common_s", _PyLong_FromLong(s)); | |
864 | pydict_set_item_string_decref(dict, "common_ns", _PyLong_FromLong(ns)); | |
865 | pydict_set_item_string_decref(dict, "common_pid", _PyLong_FromLong(pid)); | |
866 | pydict_set_item_string_decref(dict, "common_comm", _PyUnicode_FromString(comm)); | |
0f5f5bcd | 867 | pydict_set_item_string_decref(dict, "common_callchain", callchain); |
c0251485 | 868 | } |
7e4b21b8 | 869 | for (field = event->format.fields; field; field = field->next) { |
249de6e0 JO |
870 | unsigned int offset, len; |
871 | unsigned long long val; | |
872 | ||
bb39ccb2 | 873 | if (field->flags & TEP_FIELD_IS_ARRAY) { |
249de6e0 JO |
874 | offset = field->offset; |
875 | len = field->size; | |
bb39ccb2 | 876 | if (field->flags & TEP_FIELD_IS_DYNAMIC) { |
59c1baee TSV |
877 | val = tep_read_number(scripting_context->pevent, |
878 | data + offset, len); | |
249de6e0 JO |
879 | offset = val; |
880 | len = offset >> 16; | |
7e4b21b8 | 881 | offset &= 0xffff; |
249de6e0 | 882 | } |
bb39ccb2 | 883 | if (field->flags & TEP_FIELD_IS_STRING && |
249de6e0 | 884 | is_printable_array(data + offset, len)) { |
66dfdff0 | 885 | obj = _PyUnicode_FromString((char *) data + offset); |
249de6e0 JO |
886 | } else { |
887 | obj = PyByteArray_FromStringAndSize((const char *) data + offset, len); | |
bb39ccb2 | 888 | field->flags &= ~TEP_FIELD_IS_STRING; |
249de6e0 | 889 | } |
7e4b21b8 | 890 | } else { /* FIELD_IS_NUMERIC */ |
33058b94 | 891 | obj = get_field_numeric_entry(event, field, data); |
7e4b21b8 | 892 | } |
e9f9a9ca | 893 | if (!dict) |
c0251485 PT |
894 | PyTuple_SetItem(t, n++, obj); |
895 | else | |
c0268e8d | 896 | pydict_set_item_string_decref(dict, field->name, obj); |
c0251485 | 897 | |
7e4b21b8 | 898 | } |
0f5f5bcd | 899 | |
e9f9a9ca | 900 | if (dict) |
c0251485 | 901 | PyTuple_SetItem(t, n++, dict); |
7e4b21b8 | 902 | |
f38d2816 AK |
903 | if (get_argument_count(handler) == (int) n + 1) { |
904 | all_entries_dict = get_perf_sample_dict(sample, evsel, al, | |
905 | callchain); | |
906 | PyTuple_SetItem(t, n++, all_entries_dict); | |
907 | } else { | |
908 | Py_DECREF(callchain); | |
909 | } | |
910 | ||
7e4b21b8 TZ |
911 | if (_PyTuple_Resize(&t, n) == -1) |
912 | Py_FatalError("error resizing Python tuple"); | |
913 | ||
db0ba84c | 914 | if (!dict) |
a5563edf | 915 | call_object(handler, t, handler_name); |
db0ba84c | 916 | else |
e9f9a9ca | 917 | call_object(handler, t, default_handler_name); |
7e4b21b8 TZ |
918 | |
919 | Py_DECREF(t); | |
920 | } | |
921 | ||
df919b40 AH |
922 | static PyObject *tuple_new(unsigned int sz) |
923 | { | |
924 | PyObject *t; | |
925 | ||
926 | t = PyTuple_New(sz); | |
927 | if (!t) | |
928 | Py_FatalError("couldn't create Python tuple"); | |
929 | return t; | |
930 | } | |
931 | ||
932 | static int tuple_set_u64(PyObject *t, unsigned int pos, u64 val) | |
933 | { | |
934 | #if BITS_PER_LONG == 64 | |
66dfdff0 | 935 | return PyTuple_SetItem(t, pos, _PyLong_FromLong(val)); |
df919b40 AH |
936 | #endif |
937 | #if BITS_PER_LONG == 32 | |
938 | return PyTuple_SetItem(t, pos, PyLong_FromLongLong(val)); | |
939 | #endif | |
940 | } | |
941 | ||
942 | static int tuple_set_s32(PyObject *t, unsigned int pos, s32 val) | |
943 | { | |
66dfdff0 | 944 | return PyTuple_SetItem(t, pos, _PyLong_FromLong(val)); |
df919b40 AH |
945 | } |
946 | ||
947 | static int tuple_set_string(PyObject *t, unsigned int pos, const char *s) | |
948 | { | |
66dfdff0 | 949 | return PyTuple_SetItem(t, pos, _PyUnicode_FromString(s)); |
df919b40 AH |
950 | } |
951 | ||
b9322cab AH |
952 | static int tuple_set_bytes(PyObject *t, unsigned int pos, void *bytes, |
953 | unsigned int sz) | |
954 | { | |
955 | return PyTuple_SetItem(t, pos, _PyBytes_FromStringAndSize(bytes, sz)); | |
956 | } | |
957 | ||
32dcd021 | 958 | static int python_export_evsel(struct db_export *dbe, struct evsel *evsel) |
df919b40 AH |
959 | { |
960 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
961 | PyObject *t; | |
962 | ||
963 | t = tuple_new(2); | |
964 | ||
965 | tuple_set_u64(t, 0, evsel->db_id); | |
966 | tuple_set_string(t, 1, perf_evsel__name(evsel)); | |
967 | ||
968 | call_object(tables->evsel_handler, t, "evsel_table"); | |
969 | ||
970 | Py_DECREF(t); | |
971 | ||
972 | return 0; | |
973 | } | |
974 | ||
975 | static int python_export_machine(struct db_export *dbe, | |
976 | struct machine *machine) | |
977 | { | |
978 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
979 | PyObject *t; | |
980 | ||
981 | t = tuple_new(3); | |
982 | ||
983 | tuple_set_u64(t, 0, machine->db_id); | |
984 | tuple_set_s32(t, 1, machine->pid); | |
985 | tuple_set_string(t, 2, machine->root_dir ? machine->root_dir : ""); | |
986 | ||
987 | call_object(tables->machine_handler, t, "machine_table"); | |
988 | ||
989 | Py_DECREF(t); | |
990 | ||
991 | return 0; | |
992 | } | |
993 | ||
994 | static int python_export_thread(struct db_export *dbe, struct thread *thread, | |
995 | u64 main_thread_db_id, struct machine *machine) | |
996 | { | |
997 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
998 | PyObject *t; | |
999 | ||
1000 | t = tuple_new(5); | |
1001 | ||
1002 | tuple_set_u64(t, 0, thread->db_id); | |
1003 | tuple_set_u64(t, 1, machine->db_id); | |
1004 | tuple_set_u64(t, 2, main_thread_db_id); | |
1005 | tuple_set_s32(t, 3, thread->pid_); | |
1006 | tuple_set_s32(t, 4, thread->tid); | |
1007 | ||
1008 | call_object(tables->thread_handler, t, "thread_table"); | |
1009 | ||
1010 | Py_DECREF(t); | |
1011 | ||
1012 | return 0; | |
1013 | } | |
1014 | ||
8ebf5cc0 AH |
1015 | static int python_export_comm(struct db_export *dbe, struct comm *comm, |
1016 | struct thread *thread) | |
df919b40 AH |
1017 | { |
1018 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
1019 | PyObject *t; | |
1020 | ||
8ebf5cc0 | 1021 | t = tuple_new(5); |
df919b40 AH |
1022 | |
1023 | tuple_set_u64(t, 0, comm->db_id); | |
1024 | tuple_set_string(t, 1, comm__str(comm)); | |
8ebf5cc0 AH |
1025 | tuple_set_u64(t, 2, thread->db_id); |
1026 | tuple_set_u64(t, 3, comm->start); | |
1027 | tuple_set_s32(t, 4, comm->exec); | |
df919b40 AH |
1028 | |
1029 | call_object(tables->comm_handler, t, "comm_table"); | |
1030 | ||
1031 | Py_DECREF(t); | |
1032 | ||
1033 | return 0; | |
1034 | } | |
1035 | ||
1036 | static int python_export_comm_thread(struct db_export *dbe, u64 db_id, | |
1037 | struct comm *comm, struct thread *thread) | |
1038 | { | |
1039 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
1040 | PyObject *t; | |
1041 | ||
1042 | t = tuple_new(3); | |
1043 | ||
1044 | tuple_set_u64(t, 0, db_id); | |
1045 | tuple_set_u64(t, 1, comm->db_id); | |
1046 | tuple_set_u64(t, 2, thread->db_id); | |
1047 | ||
1048 | call_object(tables->comm_thread_handler, t, "comm_thread_table"); | |
1049 | ||
1050 | Py_DECREF(t); | |
1051 | ||
1052 | return 0; | |
1053 | } | |
1054 | ||
1055 | static int python_export_dso(struct db_export *dbe, struct dso *dso, | |
1056 | struct machine *machine) | |
1057 | { | |
1058 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
b5d8bbe8 | 1059 | char sbuild_id[SBUILD_ID_SIZE]; |
df919b40 AH |
1060 | PyObject *t; |
1061 | ||
1062 | build_id__sprintf(dso->build_id, sizeof(dso->build_id), sbuild_id); | |
1063 | ||
1064 | t = tuple_new(5); | |
1065 | ||
1066 | tuple_set_u64(t, 0, dso->db_id); | |
1067 | tuple_set_u64(t, 1, machine->db_id); | |
1068 | tuple_set_string(t, 2, dso->short_name); | |
1069 | tuple_set_string(t, 3, dso->long_name); | |
1070 | tuple_set_string(t, 4, sbuild_id); | |
1071 | ||
1072 | call_object(tables->dso_handler, t, "dso_table"); | |
1073 | ||
1074 | Py_DECREF(t); | |
1075 | ||
1076 | return 0; | |
1077 | } | |
1078 | ||
1079 | static int python_export_symbol(struct db_export *dbe, struct symbol *sym, | |
1080 | struct dso *dso) | |
1081 | { | |
1082 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
1083 | u64 *sym_db_id = symbol__priv(sym); | |
1084 | PyObject *t; | |
1085 | ||
1086 | t = tuple_new(6); | |
1087 | ||
1088 | tuple_set_u64(t, 0, *sym_db_id); | |
1089 | tuple_set_u64(t, 1, dso->db_id); | |
1090 | tuple_set_u64(t, 2, sym->start); | |
1091 | tuple_set_u64(t, 3, sym->end); | |
1092 | tuple_set_s32(t, 4, sym->binding); | |
1093 | tuple_set_string(t, 5, sym->name); | |
1094 | ||
1095 | call_object(tables->symbol_handler, t, "symbol_table"); | |
1096 | ||
1097 | Py_DECREF(t); | |
1098 | ||
1099 | return 0; | |
1100 | } | |
1101 | ||
c29414f5 AH |
1102 | static int python_export_branch_type(struct db_export *dbe, u32 branch_type, |
1103 | const char *name) | |
1104 | { | |
1105 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
1106 | PyObject *t; | |
1107 | ||
1108 | t = tuple_new(2); | |
1109 | ||
1110 | tuple_set_s32(t, 0, branch_type); | |
1111 | tuple_set_string(t, 1, name); | |
1112 | ||
1113 | call_object(tables->branch_type_handler, t, "branch_type_table"); | |
1114 | ||
1115 | Py_DECREF(t); | |
1116 | ||
1117 | return 0; | |
1118 | } | |
1119 | ||
b9322cab AH |
1120 | static void python_export_sample_table(struct db_export *dbe, |
1121 | struct export_sample *es) | |
df919b40 AH |
1122 | { |
1123 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
1124 | PyObject *t; | |
1125 | ||
52a2ab6f | 1126 | t = tuple_new(24); |
df919b40 AH |
1127 | |
1128 | tuple_set_u64(t, 0, es->db_id); | |
1129 | tuple_set_u64(t, 1, es->evsel->db_id); | |
1130 | tuple_set_u64(t, 2, es->al->machine->db_id); | |
b83e868d | 1131 | tuple_set_u64(t, 3, es->al->thread->db_id); |
df919b40 AH |
1132 | tuple_set_u64(t, 4, es->comm_db_id); |
1133 | tuple_set_u64(t, 5, es->dso_db_id); | |
1134 | tuple_set_u64(t, 6, es->sym_db_id); | |
1135 | tuple_set_u64(t, 7, es->offset); | |
1136 | tuple_set_u64(t, 8, es->sample->ip); | |
1137 | tuple_set_u64(t, 9, es->sample->time); | |
1138 | tuple_set_s32(t, 10, es->sample->cpu); | |
1139 | tuple_set_u64(t, 11, es->addr_dso_db_id); | |
1140 | tuple_set_u64(t, 12, es->addr_sym_db_id); | |
1141 | tuple_set_u64(t, 13, es->addr_offset); | |
1142 | tuple_set_u64(t, 14, es->sample->addr); | |
1143 | tuple_set_u64(t, 15, es->sample->period); | |
1144 | tuple_set_u64(t, 16, es->sample->weight); | |
1145 | tuple_set_u64(t, 17, es->sample->transaction); | |
1146 | tuple_set_u64(t, 18, es->sample->data_src); | |
c29414f5 AH |
1147 | tuple_set_s32(t, 19, es->sample->flags & PERF_BRANCH_MASK); |
1148 | tuple_set_s32(t, 20, !!(es->sample->flags & PERF_IP_FLAG_IN_TX)); | |
2c15f5eb | 1149 | tuple_set_u64(t, 21, es->call_path_id); |
52a2ab6f AH |
1150 | tuple_set_u64(t, 22, es->sample->insn_cnt); |
1151 | tuple_set_u64(t, 23, es->sample->cyc_cnt); | |
df919b40 AH |
1152 | |
1153 | call_object(tables->sample_handler, t, "sample_table"); | |
1154 | ||
1155 | Py_DECREF(t); | |
b9322cab AH |
1156 | } |
1157 | ||
1158 | static void python_export_synth(struct db_export *dbe, struct export_sample *es) | |
1159 | { | |
1160 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
1161 | PyObject *t; | |
1162 | ||
1163 | t = tuple_new(3); | |
1164 | ||
1165 | tuple_set_u64(t, 0, es->db_id); | |
1fc632ce | 1166 | tuple_set_u64(t, 1, es->evsel->core.attr.config); |
b9322cab AH |
1167 | tuple_set_bytes(t, 2, es->sample->raw_data, es->sample->raw_size); |
1168 | ||
1169 | call_object(tables->synth_handler, t, "synth_data"); | |
1170 | ||
1171 | Py_DECREF(t); | |
1172 | } | |
1173 | ||
1174 | static int python_export_sample(struct db_export *dbe, | |
1175 | struct export_sample *es) | |
1176 | { | |
1177 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
1178 | ||
1179 | python_export_sample_table(dbe, es); | |
1180 | ||
1fc632ce | 1181 | if (es->evsel->core.attr.type == PERF_TYPE_SYNTH && tables->synth_handler) |
b9322cab | 1182 | python_export_synth(dbe, es); |
df919b40 AH |
1183 | |
1184 | return 0; | |
1185 | } | |
1186 | ||
6a70307d AH |
1187 | static int python_export_call_path(struct db_export *dbe, struct call_path *cp) |
1188 | { | |
1189 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
1190 | PyObject *t; | |
1191 | u64 parent_db_id, sym_db_id; | |
1192 | ||
1193 | parent_db_id = cp->parent ? cp->parent->db_id : 0; | |
1194 | sym_db_id = cp->sym ? *(u64 *)symbol__priv(cp->sym) : 0; | |
1195 | ||
1196 | t = tuple_new(4); | |
1197 | ||
1198 | tuple_set_u64(t, 0, cp->db_id); | |
1199 | tuple_set_u64(t, 1, parent_db_id); | |
1200 | tuple_set_u64(t, 2, sym_db_id); | |
1201 | tuple_set_u64(t, 3, cp->ip); | |
1202 | ||
1203 | call_object(tables->call_path_handler, t, "call_path_table"); | |
1204 | ||
1205 | Py_DECREF(t); | |
1206 | ||
1207 | return 0; | |
1208 | } | |
1209 | ||
1210 | static int python_export_call_return(struct db_export *dbe, | |
1211 | struct call_return *cr) | |
1212 | { | |
1213 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
1214 | u64 comm_db_id = cr->comm ? cr->comm->db_id : 0; | |
1215 | PyObject *t; | |
1216 | ||
52a2ab6f | 1217 | t = tuple_new(14); |
6a70307d AH |
1218 | |
1219 | tuple_set_u64(t, 0, cr->db_id); | |
1220 | tuple_set_u64(t, 1, cr->thread->db_id); | |
1221 | tuple_set_u64(t, 2, comm_db_id); | |
1222 | tuple_set_u64(t, 3, cr->cp->db_id); | |
1223 | tuple_set_u64(t, 4, cr->call_time); | |
1224 | tuple_set_u64(t, 5, cr->return_time); | |
1225 | tuple_set_u64(t, 6, cr->branch_count); | |
1226 | tuple_set_u64(t, 7, cr->call_ref); | |
1227 | tuple_set_u64(t, 8, cr->return_ref); | |
1228 | tuple_set_u64(t, 9, cr->cp->parent->db_id); | |
1229 | tuple_set_s32(t, 10, cr->flags); | |
f435887e | 1230 | tuple_set_u64(t, 11, cr->parent_db_id); |
52a2ab6f AH |
1231 | tuple_set_u64(t, 12, cr->insn_count); |
1232 | tuple_set_u64(t, 13, cr->cyc_count); | |
6a70307d AH |
1233 | |
1234 | call_object(tables->call_return_handler, t, "call_return_table"); | |
1235 | ||
1236 | Py_DECREF(t); | |
1237 | ||
1238 | return 0; | |
1239 | } | |
1240 | ||
abde8722 AH |
1241 | static int python_export_context_switch(struct db_export *dbe, u64 db_id, |
1242 | struct machine *machine, | |
1243 | struct perf_sample *sample, | |
1244 | u64 th_out_id, u64 comm_out_id, | |
1245 | u64 th_in_id, u64 comm_in_id, int flags) | |
1246 | { | |
1247 | struct tables *tables = container_of(dbe, struct tables, dbe); | |
1248 | PyObject *t; | |
1249 | ||
1250 | t = tuple_new(9); | |
1251 | ||
1252 | tuple_set_u64(t, 0, db_id); | |
1253 | tuple_set_u64(t, 1, machine->db_id); | |
1254 | tuple_set_u64(t, 2, sample->time); | |
1255 | tuple_set_s32(t, 3, sample->cpu); | |
1256 | tuple_set_u64(t, 4, th_out_id); | |
1257 | tuple_set_u64(t, 5, comm_out_id); | |
1258 | tuple_set_u64(t, 6, th_in_id); | |
1259 | tuple_set_u64(t, 7, comm_in_id); | |
1260 | tuple_set_s32(t, 8, flags); | |
1261 | ||
1262 | call_object(tables->context_switch_handler, t, "context_switch"); | |
1263 | ||
1264 | Py_DECREF(t); | |
1265 | ||
1266 | return 0; | |
1267 | } | |
1268 | ||
f435887e AH |
1269 | static int python_process_call_return(struct call_return *cr, u64 *parent_db_id, |
1270 | void *data) | |
6a70307d AH |
1271 | { |
1272 | struct db_export *dbe = data; | |
1273 | ||
f435887e | 1274 | return db_export__call_return(dbe, cr, parent_db_id); |
6a70307d AH |
1275 | } |
1276 | ||
b7fff6b5 | 1277 | static void python_process_general_event(struct perf_sample *sample, |
32dcd021 | 1278 | struct evsel *evsel, |
87b6a3ad | 1279 | struct addr_location *al) |
6a6daec2 | 1280 | { |
892e76b2 | 1281 | PyObject *handler, *t, *dict, *callchain; |
6a6daec2 FT |
1282 | static char handler_name[64]; |
1283 | unsigned n = 0; | |
6a6daec2 | 1284 | |
e9f9a9ca AK |
1285 | snprintf(handler_name, sizeof(handler_name), "%s", "process_event"); |
1286 | ||
1287 | handler = get_handler(handler_name); | |
1288 | if (!handler) | |
1289 | return; | |
1290 | ||
fd6b858a FT |
1291 | /* |
1292 | * Use the MAX_FIELDS to make the function expandable, though | |
87b6a3ad | 1293 | * currently there is only one item for the tuple. |
fd6b858a | 1294 | */ |
6a6daec2 FT |
1295 | t = PyTuple_New(MAX_FIELDS); |
1296 | if (!t) | |
1297 | Py_FatalError("couldn't create Python tuple"); | |
1298 | ||
0f5f5bcd JS |
1299 | /* ip unwinding */ |
1300 | callchain = python_process_callchain(sample, evsel, al); | |
892e76b2 | 1301 | dict = get_perf_sample_dict(sample, evsel, al, callchain); |
0f5f5bcd | 1302 | |
fd6b858a | 1303 | PyTuple_SetItem(t, n++, dict); |
6a6daec2 FT |
1304 | if (_PyTuple_Resize(&t, n) == -1) |
1305 | Py_FatalError("error resizing Python tuple"); | |
1306 | ||
a5563edf | 1307 | call_object(handler, t, handler_name); |
e9f9a9ca | 1308 | |
6a6daec2 FT |
1309 | Py_DECREF(t); |
1310 | } | |
1311 | ||
df919b40 | 1312 | static void python_process_event(union perf_event *event, |
6a6daec2 | 1313 | struct perf_sample *sample, |
32dcd021 | 1314 | struct evsel *evsel, |
73994dc1 | 1315 | struct addr_location *al) |
6a6daec2 | 1316 | { |
df919b40 AH |
1317 | struct tables *tables = &tables_global; |
1318 | ||
1fc632ce | 1319 | switch (evsel->core.attr.type) { |
6a6daec2 | 1320 | case PERF_TYPE_TRACEPOINT: |
f9d5d549 | 1321 | python_process_tracepoint(sample, evsel, al); |
6a6daec2 FT |
1322 | break; |
1323 | /* Reserve for future process_hw/sw/raw APIs */ | |
1324 | default: | |
df919b40 | 1325 | if (tables->db_export_mode) |
7327259d | 1326 | db_export__sample(&tables->dbe, event, sample, evsel, al); |
df919b40 | 1327 | else |
f9d5d549 | 1328 | python_process_general_event(sample, evsel, al); |
6a6daec2 FT |
1329 | } |
1330 | } | |
1331 | ||
abde8722 AH |
1332 | static void python_process_switch(union perf_event *event, |
1333 | struct perf_sample *sample, | |
1334 | struct machine *machine) | |
1335 | { | |
1336 | struct tables *tables = &tables_global; | |
1337 | ||
1338 | if (tables->db_export_mode) | |
1339 | db_export__switch(&tables->dbe, event, sample, machine); | |
1340 | } | |
1341 | ||
aef90263 | 1342 | static void get_handler_name(char *str, size_t size, |
32dcd021 | 1343 | struct evsel *evsel) |
aef90263 JO |
1344 | { |
1345 | char *p = str; | |
1346 | ||
1347 | scnprintf(str, size, "stat__%s", perf_evsel__name(evsel)); | |
1348 | ||
1349 | while ((p = strchr(p, ':'))) { | |
1350 | *p = '_'; | |
1351 | p++; | |
1352 | } | |
1353 | } | |
1354 | ||
1355 | static void | |
32dcd021 | 1356 | process_stat(struct evsel *counter, int cpu, int thread, u64 tstamp, |
aef90263 JO |
1357 | struct perf_counts_values *count) |
1358 | { | |
1359 | PyObject *handler, *t; | |
1360 | static char handler_name[256]; | |
1361 | int n = 0; | |
1362 | ||
1363 | t = PyTuple_New(MAX_FIELDS); | |
1364 | if (!t) | |
1365 | Py_FatalError("couldn't create Python tuple"); | |
1366 | ||
1367 | get_handler_name(handler_name, sizeof(handler_name), | |
1368 | counter); | |
1369 | ||
1370 | handler = get_handler(handler_name); | |
1371 | if (!handler) { | |
1372 | pr_debug("can't find python handler %s\n", handler_name); | |
1373 | return; | |
1374 | } | |
1375 | ||
66dfdff0 JŠ |
1376 | PyTuple_SetItem(t, n++, _PyLong_FromLong(cpu)); |
1377 | PyTuple_SetItem(t, n++, _PyLong_FromLong(thread)); | |
aef90263 JO |
1378 | |
1379 | tuple_set_u64(t, n++, tstamp); | |
1380 | tuple_set_u64(t, n++, count->val); | |
1381 | tuple_set_u64(t, n++, count->ena); | |
1382 | tuple_set_u64(t, n++, count->run); | |
1383 | ||
1384 | if (_PyTuple_Resize(&t, n) == -1) | |
1385 | Py_FatalError("error resizing Python tuple"); | |
1386 | ||
1387 | call_object(handler, t, handler_name); | |
1388 | ||
1389 | Py_DECREF(t); | |
1390 | } | |
1391 | ||
1392 | static void python_process_stat(struct perf_stat_config *config, | |
32dcd021 | 1393 | struct evsel *counter, u64 tstamp) |
aef90263 | 1394 | { |
af663bd0 | 1395 | struct perf_thread_map *threads = counter->core.threads; |
d400bd3a | 1396 | struct perf_cpu_map *cpus = counter->core.cpus; |
aef90263 JO |
1397 | int cpu, thread; |
1398 | ||
1399 | if (config->aggr_mode == AGGR_GLOBAL) { | |
1400 | process_stat(counter, -1, -1, tstamp, | |
1401 | &counter->counts->aggr); | |
1402 | return; | |
1403 | } | |
1404 | ||
1405 | for (thread = 0; thread < threads->nr; thread++) { | |
1406 | for (cpu = 0; cpu < cpus->nr; cpu++) { | |
1407 | process_stat(counter, cpus->map[cpu], | |
a2f354e3 | 1408 | perf_thread_map__pid(threads, thread), tstamp, |
aef90263 JO |
1409 | perf_counts(counter->counts, cpu, thread)); |
1410 | } | |
1411 | } | |
1412 | } | |
1413 | ||
1414 | static void python_process_stat_interval(u64 tstamp) | |
1415 | { | |
1416 | PyObject *handler, *t; | |
1417 | static const char handler_name[] = "stat__interval"; | |
1418 | int n = 0; | |
1419 | ||
1420 | t = PyTuple_New(MAX_FIELDS); | |
1421 | if (!t) | |
1422 | Py_FatalError("couldn't create Python tuple"); | |
1423 | ||
1424 | handler = get_handler(handler_name); | |
1425 | if (!handler) { | |
1426 | pr_debug("can't find python handler %s\n", handler_name); | |
1427 | return; | |
1428 | } | |
1429 | ||
1430 | tuple_set_u64(t, n++, tstamp); | |
1431 | ||
1432 | if (_PyTuple_Resize(&t, n) == -1) | |
1433 | Py_FatalError("error resizing Python tuple"); | |
1434 | ||
1435 | call_object(handler, t, handler_name); | |
1436 | ||
1437 | Py_DECREF(t); | |
1438 | } | |
1439 | ||
7e4b21b8 TZ |
1440 | static int run_start_sub(void) |
1441 | { | |
7e4b21b8 TZ |
1442 | main_module = PyImport_AddModule("__main__"); |
1443 | if (main_module == NULL) | |
1444 | return -1; | |
1445 | Py_INCREF(main_module); | |
1446 | ||
1447 | main_dict = PyModule_GetDict(main_module); | |
a5563edf | 1448 | if (main_dict == NULL) |
7e4b21b8 | 1449 | goto error; |
7e4b21b8 TZ |
1450 | Py_INCREF(main_dict); |
1451 | ||
a5563edf | 1452 | try_call_object("trace_begin", NULL); |
7e4b21b8 | 1453 | |
a5563edf | 1454 | return 0; |
7e4b21b8 | 1455 | |
7e4b21b8 TZ |
1456 | error: |
1457 | Py_XDECREF(main_dict); | |
1458 | Py_XDECREF(main_module); | |
a5563edf | 1459 | return -1; |
7e4b21b8 TZ |
1460 | } |
1461 | ||
df919b40 AH |
1462 | #define SET_TABLE_HANDLER_(name, handler_name, table_name) do { \ |
1463 | tables->handler_name = get_handler(#table_name); \ | |
1464 | if (tables->handler_name) \ | |
1465 | tables->dbe.export_ ## name = python_export_ ## name; \ | |
1466 | } while (0) | |
1467 | ||
1468 | #define SET_TABLE_HANDLER(name) \ | |
1469 | SET_TABLE_HANDLER_(name, name ## _handler, name ## _table) | |
1470 | ||
1471 | static void set_table_handlers(struct tables *tables) | |
1472 | { | |
1473 | const char *perf_db_export_mode = "perf_db_export_mode"; | |
6a70307d | 1474 | const char *perf_db_export_calls = "perf_db_export_calls"; |
2c15f5eb CP |
1475 | const char *perf_db_export_callchains = "perf_db_export_callchains"; |
1476 | PyObject *db_export_mode, *db_export_calls, *db_export_callchains; | |
6a70307d | 1477 | bool export_calls = false; |
2c15f5eb | 1478 | bool export_callchains = false; |
df919b40 AH |
1479 | int ret; |
1480 | ||
1481 | memset(tables, 0, sizeof(struct tables)); | |
1482 | if (db_export__init(&tables->dbe)) | |
1483 | Py_FatalError("failed to initialize export"); | |
1484 | ||
1485 | db_export_mode = PyDict_GetItemString(main_dict, perf_db_export_mode); | |
1486 | if (!db_export_mode) | |
1487 | return; | |
1488 | ||
1489 | ret = PyObject_IsTrue(db_export_mode); | |
1490 | if (ret == -1) | |
1491 | handler_call_die(perf_db_export_mode); | |
1492 | if (!ret) | |
1493 | return; | |
1494 | ||
2c15f5eb | 1495 | /* handle export calls */ |
6a70307d AH |
1496 | tables->dbe.crp = NULL; |
1497 | db_export_calls = PyDict_GetItemString(main_dict, perf_db_export_calls); | |
1498 | if (db_export_calls) { | |
1499 | ret = PyObject_IsTrue(db_export_calls); | |
1500 | if (ret == -1) | |
1501 | handler_call_die(perf_db_export_calls); | |
1502 | export_calls = !!ret; | |
1503 | } | |
1504 | ||
1505 | if (export_calls) { | |
1506 | tables->dbe.crp = | |
1507 | call_return_processor__new(python_process_call_return, | |
1508 | &tables->dbe); | |
1509 | if (!tables->dbe.crp) | |
1510 | Py_FatalError("failed to create calls processor"); | |
1511 | } | |
1512 | ||
2c15f5eb CP |
1513 | /* handle export callchains */ |
1514 | tables->dbe.cpr = NULL; | |
1515 | db_export_callchains = PyDict_GetItemString(main_dict, | |
1516 | perf_db_export_callchains); | |
1517 | if (db_export_callchains) { | |
1518 | ret = PyObject_IsTrue(db_export_callchains); | |
1519 | if (ret == -1) | |
1520 | handler_call_die(perf_db_export_callchains); | |
1521 | export_callchains = !!ret; | |
1522 | } | |
1523 | ||
1524 | if (export_callchains) { | |
1525 | /* | |
1526 | * Attempt to use the call path root from the call return | |
1527 | * processor, if the call return processor is in use. Otherwise, | |
1528 | * we allocate a new call path root. This prevents exporting | |
1529 | * duplicate call path ids when both are in use simultaniously. | |
1530 | */ | |
1531 | if (tables->dbe.crp) | |
1532 | tables->dbe.cpr = tables->dbe.crp->cpr; | |
1533 | else | |
1534 | tables->dbe.cpr = call_path_root__new(); | |
1535 | ||
1536 | if (!tables->dbe.cpr) | |
aff63340 | 1537 | Py_FatalError("failed to create call path root"); |
2c15f5eb CP |
1538 | } |
1539 | ||
df919b40 AH |
1540 | tables->db_export_mode = true; |
1541 | /* | |
1542 | * Reserve per symbol space for symbol->db_id via symbol__priv() | |
1543 | */ | |
1544 | symbol_conf.priv_size = sizeof(u64); | |
1545 | ||
1546 | SET_TABLE_HANDLER(evsel); | |
1547 | SET_TABLE_HANDLER(machine); | |
1548 | SET_TABLE_HANDLER(thread); | |
1549 | SET_TABLE_HANDLER(comm); | |
1550 | SET_TABLE_HANDLER(comm_thread); | |
1551 | SET_TABLE_HANDLER(dso); | |
1552 | SET_TABLE_HANDLER(symbol); | |
c29414f5 | 1553 | SET_TABLE_HANDLER(branch_type); |
df919b40 | 1554 | SET_TABLE_HANDLER(sample); |
6a70307d AH |
1555 | SET_TABLE_HANDLER(call_path); |
1556 | SET_TABLE_HANDLER(call_return); | |
abde8722 | 1557 | SET_TABLE_HANDLER(context_switch); |
b9322cab AH |
1558 | |
1559 | /* | |
1560 | * Synthesized events are samples but with architecture-specific data | |
1561 | * stored in sample->raw_data. They are exported via | |
1562 | * python_export_sample() and consequently do not need a separate export | |
1563 | * callback. | |
1564 | */ | |
1565 | tables->synth_handler = get_handler("synth_data"); | |
df919b40 AH |
1566 | } |
1567 | ||
66dfdff0 JŠ |
1568 | #if PY_MAJOR_VERSION < 3 |
1569 | static void _free_command_line(const char **command_line, int num) | |
1570 | { | |
1571 | free(command_line); | |
1572 | } | |
1573 | #else | |
1574 | static void _free_command_line(wchar_t **command_line, int num) | |
1575 | { | |
1576 | int i; | |
1577 | for (i = 0; i < num; i++) | |
1578 | PyMem_RawFree(command_line[i]); | |
1579 | free(command_line); | |
1580 | } | |
1581 | #endif | |
1582 | ||
1583 | ||
7e4b21b8 TZ |
1584 | /* |
1585 | * Start trace script | |
1586 | */ | |
1587 | static int python_start_script(const char *script, int argc, const char **argv) | |
1588 | { | |
df919b40 | 1589 | struct tables *tables = &tables_global; |
66dfdff0 | 1590 | #if PY_MAJOR_VERSION < 3 |
7e4b21b8 | 1591 | const char **command_line; |
66dfdff0 JŠ |
1592 | #else |
1593 | wchar_t **command_line; | |
1594 | #endif | |
cc437642 TJ |
1595 | /* |
1596 | * Use a non-const name variable to cope with python 2.6's | |
1597 | * PyImport_AppendInittab prototype | |
1598 | */ | |
1599 | char buf[PATH_MAX], name[19] = "perf_trace_context"; | |
7e4b21b8 TZ |
1600 | int i, err = 0; |
1601 | FILE *fp; | |
1602 | ||
66dfdff0 | 1603 | #if PY_MAJOR_VERSION < 3 |
7e4b21b8 TZ |
1604 | command_line = malloc((argc + 1) * sizeof(const char *)); |
1605 | command_line[0] = script; | |
1606 | for (i = 1; i < argc + 1; i++) | |
1607 | command_line[i] = argv[i - 1]; | |
9bacca57 | 1608 | PyImport_AppendInittab(name, initperf_trace_context); |
66dfdff0 JŠ |
1609 | #else |
1610 | command_line = malloc((argc + 1) * sizeof(wchar_t *)); | |
1611 | command_line[0] = Py_DecodeLocale(script, NULL); | |
1612 | for (i = 1; i < argc + 1; i++) | |
1613 | command_line[i] = Py_DecodeLocale(argv[i - 1], NULL); | |
9bacca57 | 1614 | PyImport_AppendInittab(name, PyInit_perf_trace_context); |
66dfdff0 | 1615 | #endif |
7e4b21b8 TZ |
1616 | Py_Initialize(); |
1617 | ||
66dfdff0 | 1618 | #if PY_MAJOR_VERSION < 3 |
7e4b21b8 | 1619 | PySys_SetArgv(argc + 1, (char **)command_line); |
66dfdff0 | 1620 | #else |
66dfdff0 JŠ |
1621 | PySys_SetArgv(argc + 1, command_line); |
1622 | #endif | |
7e4b21b8 TZ |
1623 | |
1624 | fp = fopen(script, "r"); | |
1625 | if (!fp) { | |
1626 | sprintf(buf, "Can't open python script \"%s\"", script); | |
1627 | perror(buf); | |
1628 | err = -1; | |
1629 | goto error; | |
1630 | } | |
1631 | ||
1632 | err = PyRun_SimpleFile(fp, script); | |
1633 | if (err) { | |
1634 | fprintf(stderr, "Error running python script %s\n", script); | |
1635 | goto error; | |
1636 | } | |
1637 | ||
1638 | err = run_start_sub(); | |
1639 | if (err) { | |
1640 | fprintf(stderr, "Error starting python script %s\n", script); | |
1641 | goto error; | |
1642 | } | |
1643 | ||
df919b40 AH |
1644 | set_table_handlers(tables); |
1645 | ||
c29414f5 AH |
1646 | if (tables->db_export_mode) { |
1647 | err = db_export__branch_types(&tables->dbe); | |
1648 | if (err) | |
1649 | goto error; | |
1650 | } | |
1651 | ||
66dfdff0 | 1652 | _free_command_line(command_line, argc + 1); |
979ac257 | 1653 | |
7e4b21b8 TZ |
1654 | return err; |
1655 | error: | |
1656 | Py_Finalize(); | |
66dfdff0 | 1657 | _free_command_line(command_line, argc + 1); |
7e4b21b8 TZ |
1658 | |
1659 | return err; | |
1660 | } | |
1661 | ||
d445dd2a AH |
1662 | static int python_flush_script(void) |
1663 | { | |
fead24e5 | 1664 | return 0; |
d445dd2a AH |
1665 | } |
1666 | ||
7e4b21b8 TZ |
1667 | /* |
1668 | * Stop trace script | |
1669 | */ | |
1670 | static int python_stop_script(void) | |
1671 | { | |
df919b40 AH |
1672 | struct tables *tables = &tables_global; |
1673 | ||
a5563edf | 1674 | try_call_object("trace_end", NULL); |
7e4b21b8 | 1675 | |
df919b40 AH |
1676 | db_export__exit(&tables->dbe); |
1677 | ||
7e4b21b8 TZ |
1678 | Py_XDECREF(main_dict); |
1679 | Py_XDECREF(main_module); | |
1680 | Py_Finalize(); | |
1681 | ||
a5563edf | 1682 | return 0; |
7e4b21b8 TZ |
1683 | } |
1684 | ||
096177a8 | 1685 | static int python_generate_script(struct tep_handle *pevent, const char *outfile) |
7e4b21b8 | 1686 | { |
443b0636 SRV |
1687 | int i, not_first, count, nr_events; |
1688 | struct tep_event **all_events; | |
97fbf3f0 | 1689 | struct tep_event *event = NULL; |
2c92f982 | 1690 | struct tep_format_field *f; |
7e4b21b8 | 1691 | char fname[PATH_MAX]; |
7e4b21b8 TZ |
1692 | FILE *ofp; |
1693 | ||
1694 | sprintf(fname, "%s.py", outfile); | |
1695 | ofp = fopen(fname, "w"); | |
1696 | if (ofp == NULL) { | |
1697 | fprintf(stderr, "couldn't open %s\n", fname); | |
1698 | return -1; | |
1699 | } | |
133dc4c3 IM |
1700 | fprintf(ofp, "# perf script event handlers, " |
1701 | "generated by perf script -g python\n"); | |
7e4b21b8 TZ |
1702 | |
1703 | fprintf(ofp, "# Licensed under the terms of the GNU GPL" | |
1704 | " License version 2\n\n"); | |
1705 | ||
1706 | fprintf(ofp, "# The common_* event handler fields are the most useful " | |
1707 | "fields common to\n"); | |
1708 | ||
1709 | fprintf(ofp, "# all events. They don't necessarily correspond to " | |
1710 | "the 'common_*' fields\n"); | |
1711 | ||
1712 | fprintf(ofp, "# in the format files. Those fields not available as " | |
1713 | "handler params can\n"); | |
1714 | ||
1715 | fprintf(ofp, "# be retrieved using Python functions of the form " | |
1716 | "common_*(context).\n"); | |
1717 | ||
c76132dc | 1718 | fprintf(ofp, "# See the perf-script-python Documentation for the list " |
7e4b21b8 TZ |
1719 | "of available functions.\n\n"); |
1720 | ||
877cc639 | 1721 | fprintf(ofp, "from __future__ import print_function\n\n"); |
7e4b21b8 TZ |
1722 | fprintf(ofp, "import os\n"); |
1723 | fprintf(ofp, "import sys\n\n"); | |
1724 | ||
1725 | fprintf(ofp, "sys.path.append(os.environ['PERF_EXEC_PATH'] + \\\n"); | |
1726 | fprintf(ofp, "\t'/scripts/python/Perf-Trace-Util/lib/Perf/Trace')\n"); | |
1727 | fprintf(ofp, "\nfrom perf_trace_context import *\n"); | |
1728 | fprintf(ofp, "from Core import *\n\n\n"); | |
1729 | ||
1730 | fprintf(ofp, "def trace_begin():\n"); | |
877cc639 | 1731 | fprintf(ofp, "\tprint(\"in trace_begin\")\n\n"); |
7e4b21b8 TZ |
1732 | |
1733 | fprintf(ofp, "def trace_end():\n"); | |
877cc639 | 1734 | fprintf(ofp, "\tprint(\"in trace_end\")\n\n"); |
7e4b21b8 | 1735 | |
443b0636 SRV |
1736 | nr_events = tep_get_events_count(pevent); |
1737 | all_events = tep_list_events(pevent, TEP_EVENT_SORT_ID); | |
1738 | ||
1739 | for (i = 0; all_events && i < nr_events; i++) { | |
1740 | event = all_events[i]; | |
7e4b21b8 TZ |
1741 | fprintf(ofp, "def %s__%s(", event->system, event->name); |
1742 | fprintf(ofp, "event_name, "); | |
1743 | fprintf(ofp, "context, "); | |
1744 | fprintf(ofp, "common_cpu,\n"); | |
1745 | fprintf(ofp, "\tcommon_secs, "); | |
1746 | fprintf(ofp, "common_nsecs, "); | |
1747 | fprintf(ofp, "common_pid, "); | |
1748 | fprintf(ofp, "common_comm,\n\t"); | |
0f5f5bcd | 1749 | fprintf(ofp, "common_callchain, "); |
7e4b21b8 TZ |
1750 | |
1751 | not_first = 0; | |
1752 | count = 0; | |
1753 | ||
1754 | for (f = event->format.fields; f; f = f->next) { | |
1755 | if (not_first++) | |
1756 | fprintf(ofp, ", "); | |
1757 | if (++count % 5 == 0) | |
1758 | fprintf(ofp, "\n\t"); | |
1759 | ||
1760 | fprintf(ofp, "%s", f->name); | |
1761 | } | |
a6418605 AK |
1762 | if (not_first++) |
1763 | fprintf(ofp, ", "); | |
1764 | if (++count % 5 == 0) | |
1765 | fprintf(ofp, "\n\t\t"); | |
1766 | fprintf(ofp, "perf_sample_dict"); | |
1767 | ||
7e4b21b8 TZ |
1768 | fprintf(ofp, "):\n"); |
1769 | ||
1770 | fprintf(ofp, "\t\tprint_header(event_name, common_cpu, " | |
1771 | "common_secs, common_nsecs,\n\t\t\t" | |
1772 | "common_pid, common_comm)\n\n"); | |
1773 | ||
877cc639 | 1774 | fprintf(ofp, "\t\tprint(\""); |
7e4b21b8 TZ |
1775 | |
1776 | not_first = 0; | |
1777 | count = 0; | |
1778 | ||
1779 | for (f = event->format.fields; f; f = f->next) { | |
1780 | if (not_first++) | |
1781 | fprintf(ofp, ", "); | |
1782 | if (count && count % 3 == 0) { | |
1783 | fprintf(ofp, "\" \\\n\t\t\""); | |
1784 | } | |
1785 | count++; | |
1786 | ||
1787 | fprintf(ofp, "%s=", f->name); | |
bb39ccb2 TSV |
1788 | if (f->flags & TEP_FIELD_IS_STRING || |
1789 | f->flags & TEP_FIELD_IS_FLAG || | |
1790 | f->flags & TEP_FIELD_IS_ARRAY || | |
1791 | f->flags & TEP_FIELD_IS_SYMBOLIC) | |
7e4b21b8 | 1792 | fprintf(ofp, "%%s"); |
bb39ccb2 | 1793 | else if (f->flags & TEP_FIELD_IS_SIGNED) |
7e4b21b8 TZ |
1794 | fprintf(ofp, "%%d"); |
1795 | else | |
1796 | fprintf(ofp, "%%u"); | |
1797 | } | |
1798 | ||
0f5f5bcd | 1799 | fprintf(ofp, "\" %% \\\n\t\t("); |
7e4b21b8 TZ |
1800 | |
1801 | not_first = 0; | |
1802 | count = 0; | |
1803 | ||
1804 | for (f = event->format.fields; f; f = f->next) { | |
1805 | if (not_first++) | |
1806 | fprintf(ofp, ", "); | |
1807 | ||
1808 | if (++count % 5 == 0) | |
1809 | fprintf(ofp, "\n\t\t"); | |
1810 | ||
bb39ccb2 | 1811 | if (f->flags & TEP_FIELD_IS_FLAG) { |
7e4b21b8 TZ |
1812 | if ((count - 1) % 5 != 0) { |
1813 | fprintf(ofp, "\n\t\t"); | |
1814 | count = 4; | |
1815 | } | |
1816 | fprintf(ofp, "flag_str(\""); | |
1817 | fprintf(ofp, "%s__%s\", ", event->system, | |
1818 | event->name); | |
1819 | fprintf(ofp, "\"%s\", %s)", f->name, | |
1820 | f->name); | |
bb39ccb2 | 1821 | } else if (f->flags & TEP_FIELD_IS_SYMBOLIC) { |
7e4b21b8 TZ |
1822 | if ((count - 1) % 5 != 0) { |
1823 | fprintf(ofp, "\n\t\t"); | |
1824 | count = 4; | |
1825 | } | |
1826 | fprintf(ofp, "symbol_str(\""); | |
1827 | fprintf(ofp, "%s__%s\", ", event->system, | |
1828 | event->name); | |
1829 | fprintf(ofp, "\"%s\", %s)", f->name, | |
1830 | f->name); | |
1831 | } else | |
1832 | fprintf(ofp, "%s", f->name); | |
1833 | } | |
1834 | ||
877cc639 | 1835 | fprintf(ofp, "))\n\n"); |
0f5f5bcd | 1836 | |
877cc639 JC |
1837 | fprintf(ofp, "\t\tprint('Sample: {'+" |
1838 | "get_dict_as_string(perf_sample_dict['sample'], ', ')+'}')\n\n"); | |
a6418605 | 1839 | |
0f5f5bcd JS |
1840 | fprintf(ofp, "\t\tfor node in common_callchain:"); |
1841 | fprintf(ofp, "\n\t\t\tif 'sym' in node:"); | |
877cc639 | 1842 | fprintf(ofp, "\n\t\t\t\tprint(\"\\t[%%x] %%s\" %% (node['ip'], node['sym']['name']))"); |
0f5f5bcd | 1843 | fprintf(ofp, "\n\t\t\telse:"); |
877cc639 JC |
1844 | fprintf(ofp, "\n\t\t\t\tprint(\"\t[%%x]\" %% (node['ip']))\n\n"); |
1845 | fprintf(ofp, "\t\tprint()\n\n"); | |
0f5f5bcd | 1846 | |
7e4b21b8 TZ |
1847 | } |
1848 | ||
1849 | fprintf(ofp, "def trace_unhandled(event_name, context, " | |
a6418605 | 1850 | "event_fields_dict, perf_sample_dict):\n"); |
7e4b21b8 | 1851 | |
877cc639 JC |
1852 | fprintf(ofp, "\t\tprint(get_dict_as_string(event_fields_dict))\n"); |
1853 | fprintf(ofp, "\t\tprint('Sample: {'+" | |
1854 | "get_dict_as_string(perf_sample_dict['sample'], ', ')+'}')\n\n"); | |
7e4b21b8 TZ |
1855 | |
1856 | fprintf(ofp, "def print_header(" | |
1857 | "event_name, cpu, secs, nsecs, pid, comm):\n" | |
877cc639 JC |
1858 | "\tprint(\"%%-20s %%5u %%05u.%%09u %%8u %%-20s \" %% \\\n\t" |
1859 | "(event_name, cpu, secs, nsecs, pid, comm), end=\"\")\n\n"); | |
a6418605 AK |
1860 | |
1861 | fprintf(ofp, "def get_dict_as_string(a_dict, delimiter=' '):\n" | |
1862 | "\treturn delimiter.join" | |
1863 | "(['%%s=%%s'%%(k,str(v))for k,v in sorted(a_dict.items())])\n"); | |
7e4b21b8 TZ |
1864 | |
1865 | fclose(ofp); | |
1866 | ||
1867 | fprintf(stderr, "generated Python script: %s\n", fname); | |
1868 | ||
1869 | return 0; | |
1870 | } | |
1871 | ||
1872 | struct scripting_ops python_scripting_ops = { | |
aef90263 JO |
1873 | .name = "Python", |
1874 | .start_script = python_start_script, | |
1875 | .flush_script = python_flush_script, | |
1876 | .stop_script = python_stop_script, | |
1877 | .process_event = python_process_event, | |
abde8722 | 1878 | .process_switch = python_process_switch, |
aef90263 JO |
1879 | .process_stat = python_process_stat, |
1880 | .process_stat_interval = python_process_stat_interval, | |
1881 | .generate_script = python_generate_script, | |
7e4b21b8 | 1882 | }; |