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Commit | Line | Data |
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aca7a94d | 1 | #include "../../util/util.h" |
211ef127 ACM |
2 | #include "../browser.h" |
3 | #include "../helpline.h" | |
4 | #include "../libslang.h" | |
ae55795e ACM |
5 | #include "../ui.h" |
6 | #include "../util.h" | |
aca7a94d NK |
7 | #include "../../util/annotate.h" |
8 | #include "../../util/hist.h" | |
9 | #include "../../util/sort.h" | |
10 | #include "../../util/symbol.h" | |
c97cf422 | 11 | #include <pthread.h> |
cf958003 | 12 | #include <newt.h> |
211ef127 | 13 | |
b793a401 ACM |
14 | struct browser_disasm_line { |
15 | struct rb_node rb_node; | |
16 | double percent; | |
17 | u32 idx; | |
18 | int idx_asm; | |
7d5b12f5 | 19 | int jump_sources; |
b793a401 ACM |
20 | }; |
21 | ||
e9823b21 ACM |
22 | static struct annotate_browser_opt { |
23 | bool hide_src_code, | |
24 | use_offset, | |
25 | jump_arrows, | |
26 | show_nr_jumps; | |
27 | } annotate_browser__opts = { | |
28 | .use_offset = true, | |
29 | .jump_arrows = true, | |
30 | }; | |
31 | ||
92221162 ACM |
32 | struct annotate_browser { |
33 | struct ui_browser b; | |
34 | struct rb_root entries; | |
f1e9214c | 35 | struct rb_node *curr_hot; |
29ed6e76 | 36 | struct disasm_line *selection; |
b793a401 | 37 | struct disasm_line **offsets; |
058b4cc9 | 38 | u64 start; |
0361fc25 ACM |
39 | int nr_asm_entries; |
40 | int nr_entries; | |
2402e4a9 ACM |
41 | int max_jump_sources; |
42 | int nr_jumps; | |
d3d1f61a | 43 | bool searching_backwards; |
83b1f2aa | 44 | u8 addr_width; |
2402e4a9 ACM |
45 | u8 jumps_width; |
46 | u8 target_width; | |
83b1f2aa ACM |
47 | u8 min_addr_width; |
48 | u8 max_addr_width; | |
d3d1f61a | 49 | char search_bf[128]; |
92221162 ACM |
50 | }; |
51 | ||
887c0066 | 52 | static inline struct browser_disasm_line *disasm_line__browser(struct disasm_line *dl) |
92221162 | 53 | { |
887c0066 | 54 | return (struct browser_disasm_line *)(dl + 1); |
92221162 ACM |
55 | } |
56 | ||
1d037ca1 IT |
57 | static bool disasm_line__filter(struct ui_browser *browser __maybe_unused, |
58 | void *entry) | |
0361fc25 | 59 | { |
e9823b21 | 60 | if (annotate_browser__opts.hide_src_code) { |
29ed6e76 ACM |
61 | struct disasm_line *dl = list_entry(entry, struct disasm_line, node); |
62 | return dl->offset == -1; | |
0361fc25 ACM |
63 | } |
64 | ||
65 | return false; | |
66 | } | |
67 | ||
2402e4a9 ACM |
68 | static int annotate_browser__jumps_percent_color(struct annotate_browser *browser, |
69 | int nr, bool current) | |
70 | { | |
71 | if (current && (!browser->b.use_navkeypressed || browser->b.navkeypressed)) | |
72 | return HE_COLORSET_SELECTED; | |
73 | if (nr == browser->max_jump_sources) | |
74 | return HE_COLORSET_TOP; | |
75 | if (nr > 1) | |
76 | return HE_COLORSET_MEDIUM; | |
77 | return HE_COLORSET_NORMAL; | |
78 | } | |
79 | ||
80 | static int annotate_browser__set_jumps_percent_color(struct annotate_browser *browser, | |
81 | int nr, bool current) | |
82 | { | |
83 | int color = annotate_browser__jumps_percent_color(browser, nr, current); | |
84 | return ui_browser__set_color(&browser->b, color); | |
85 | } | |
86 | ||
05e8b080 | 87 | static void annotate_browser__write(struct ui_browser *browser, void *entry, int row) |
211ef127 | 88 | { |
05e8b080 | 89 | struct annotate_browser *ab = container_of(browser, struct annotate_browser, b); |
29ed6e76 | 90 | struct disasm_line *dl = list_entry(entry, struct disasm_line, node); |
b793a401 | 91 | struct browser_disasm_line *bdl = disasm_line__browser(dl); |
05e8b080 | 92 | bool current_entry = ui_browser__is_current_entry(browser, row); |
e9823b21 | 93 | bool change_color = (!annotate_browser__opts.hide_src_code && |
05e8b080 ACM |
94 | (!current_entry || (browser->use_navkeypressed && |
95 | !browser->navkeypressed))); | |
96 | int width = browser->width, printed; | |
83b1f2aa | 97 | char bf[256]; |
211ef127 | 98 | |
0822cc80 | 99 | if (dl->offset != -1 && bdl->percent != 0.0) { |
05e8b080 | 100 | ui_browser__set_percent_color(browser, bdl->percent, current_entry); |
0822cc80 | 101 | slsmg_printf("%6.2f ", bdl->percent); |
92221162 | 102 | } else { |
05e8b080 | 103 | ui_browser__set_percent_color(browser, 0, current_entry); |
0822cc80 | 104 | slsmg_write_nstring(" ", 7); |
92221162 ACM |
105 | } |
106 | ||
cf2dacc5 | 107 | SLsmg_write_char(' '); |
c172f742 ACM |
108 | |
109 | /* The scroll bar isn't being used */ | |
05e8b080 | 110 | if (!browser->navkeypressed) |
c172f742 ACM |
111 | width += 1; |
112 | ||
29ed6e76 | 113 | if (!*dl->line) |
0822cc80 | 114 | slsmg_write_nstring(" ", width - 7); |
83b1f2aa ACM |
115 | else if (dl->offset == -1) { |
116 | printed = scnprintf(bf, sizeof(bf), "%*s ", | |
117 | ab->addr_width, " "); | |
118 | slsmg_write_nstring(bf, printed); | |
119 | slsmg_write_nstring(dl->line, width - printed - 6); | |
120 | } else { | |
29ed6e76 | 121 | u64 addr = dl->offset; |
83b1f2aa | 122 | int color = -1; |
058b4cc9 | 123 | |
e9823b21 | 124 | if (!annotate_browser__opts.use_offset) |
e235f3f3 ACM |
125 | addr += ab->start; |
126 | ||
e9823b21 | 127 | if (!annotate_browser__opts.use_offset) { |
83b1f2aa | 128 | printed = scnprintf(bf, sizeof(bf), "%" PRIx64 ": ", addr); |
61e04b33 | 129 | } else { |
7d5b12f5 | 130 | if (bdl->jump_sources) { |
e9823b21 | 131 | if (annotate_browser__opts.show_nr_jumps) { |
2402e4a9 ACM |
132 | int prev; |
133 | printed = scnprintf(bf, sizeof(bf), "%*d ", | |
134 | ab->jumps_width, | |
135 | bdl->jump_sources); | |
136 | prev = annotate_browser__set_jumps_percent_color(ab, bdl->jump_sources, | |
137 | current_entry); | |
138 | slsmg_write_nstring(bf, printed); | |
05e8b080 | 139 | ui_browser__set_color(browser, prev); |
2402e4a9 ACM |
140 | } |
141 | ||
83b1f2aa | 142 | printed = scnprintf(bf, sizeof(bf), "%*" PRIx64 ": ", |
2402e4a9 | 143 | ab->target_width, addr); |
61e04b33 | 144 | } else { |
83b1f2aa ACM |
145 | printed = scnprintf(bf, sizeof(bf), "%*s ", |
146 | ab->addr_width, " "); | |
61e04b33 ACM |
147 | } |
148 | } | |
b793a401 | 149 | |
058b4cc9 | 150 | if (change_color) |
05e8b080 | 151 | color = ui_browser__set_color(browser, HE_COLORSET_ADDR); |
058b4cc9 ACM |
152 | slsmg_write_nstring(bf, printed); |
153 | if (change_color) | |
05e8b080 | 154 | ui_browser__set_color(browser, color); |
28548d78 | 155 | if (dl->ins && dl->ins->ops->scnprintf) { |
51a0d455 | 156 | if (ins__is_jump(dl->ins)) { |
44d1a3ed | 157 | bool fwd = dl->ops.target.offset > (u64)dl->offset; |
51a0d455 | 158 | |
05e8b080 | 159 | ui_browser__write_graph(browser, fwd ? SLSMG_DARROW_CHAR : |
59d038d5 | 160 | SLSMG_UARROW_CHAR); |
51a0d455 | 161 | SLsmg_write_char(' '); |
88298f5a | 162 | } else if (ins__is_call(dl->ins)) { |
05e8b080 | 163 | ui_browser__write_graph(browser, SLSMG_RARROW_CHAR); |
88298f5a | 164 | SLsmg_write_char(' '); |
51a0d455 ACM |
165 | } else { |
166 | slsmg_write_nstring(" ", 2); | |
167 | } | |
4ea08b52 ACM |
168 | } else { |
169 | if (strcmp(dl->name, "retq")) { | |
170 | slsmg_write_nstring(" ", 2); | |
171 | } else { | |
05e8b080 | 172 | ui_browser__write_graph(browser, SLSMG_LARROW_CHAR); |
4ea08b52 ACM |
173 | SLsmg_write_char(' '); |
174 | } | |
4ea08b52 | 175 | } |
28548d78 | 176 | |
e9823b21 | 177 | disasm_line__scnprintf(dl, bf, sizeof(bf), !annotate_browser__opts.use_offset); |
83b1f2aa | 178 | slsmg_write_nstring(bf, width - 10 - printed); |
058b4cc9 | 179 | } |
b99976e2 | 180 | |
58e817d9 | 181 | if (current_entry) |
29ed6e76 | 182 | ab->selection = dl; |
92221162 ACM |
183 | } |
184 | ||
9d1ef56d | 185 | static void annotate_browser__draw_current_jump(struct ui_browser *browser) |
a3f895be ACM |
186 | { |
187 | struct annotate_browser *ab = container_of(browser, struct annotate_browser, b); | |
9d1ef56d ACM |
188 | struct disasm_line *cursor = ab->selection, *target; |
189 | struct browser_disasm_line *btarget, *bcursor; | |
83b1f2aa | 190 | unsigned int from, to; |
a3f895be | 191 | |
e9823b21 | 192 | if (!cursor || !cursor->ins || !ins__is_jump(cursor->ins) || |
9d1ef56d ACM |
193 | !disasm_line__has_offset(cursor)) |
194 | return; | |
a3f895be | 195 | |
9d1ef56d ACM |
196 | target = ab->offsets[cursor->ops.target.offset]; |
197 | if (!target) | |
198 | return; | |
a3f895be | 199 | |
9d1ef56d ACM |
200 | bcursor = disasm_line__browser(cursor); |
201 | btarget = disasm_line__browser(target); | |
a3f895be | 202 | |
e9823b21 | 203 | if (annotate_browser__opts.hide_src_code) { |
9d1ef56d | 204 | from = bcursor->idx_asm; |
a3f895be ACM |
205 | to = btarget->idx_asm; |
206 | } else { | |
9d1ef56d | 207 | from = (u64)bcursor->idx; |
a3f895be ACM |
208 | to = (u64)btarget->idx; |
209 | } | |
210 | ||
211 | ui_browser__set_color(browser, HE_COLORSET_CODE); | |
83b1f2aa | 212 | __ui_browser__line_arrow(browser, 9 + ab->addr_width, from, to); |
a3f895be ACM |
213 | } |
214 | ||
215 | static unsigned int annotate_browser__refresh(struct ui_browser *browser) | |
216 | { | |
217 | int ret = ui_browser__list_head_refresh(browser); | |
218 | ||
e9823b21 | 219 | if (annotate_browser__opts.jump_arrows) |
9d1ef56d | 220 | annotate_browser__draw_current_jump(browser); |
a3f895be | 221 | |
83b1f2aa ACM |
222 | ui_browser__set_color(browser, HE_COLORSET_NORMAL); |
223 | __ui_browser__vline(browser, 7, 0, browser->height - 1); | |
a3f895be ACM |
224 | return ret; |
225 | } | |
226 | ||
29ed6e76 | 227 | static double disasm_line__calc_percent(struct disasm_line *dl, struct symbol *sym, int evidx) |
92221162 ACM |
228 | { |
229 | double percent = 0.0; | |
230 | ||
29ed6e76 | 231 | if (dl->offset != -1) { |
92221162 | 232 | int len = sym->end - sym->start; |
211ef127 | 233 | unsigned int hits = 0; |
78f7defe | 234 | struct annotation *notes = symbol__annotation(sym); |
ce6f4fab | 235 | struct source_line *src_line = notes->src->lines; |
2f525d01 | 236 | struct sym_hist *h = annotation__histogram(notes, evidx); |
29ed6e76 ACM |
237 | s64 offset = dl->offset; |
238 | struct disasm_line *next; | |
92221162 | 239 | |
29ed6e76 | 240 | next = disasm__get_next_ip_line(¬es->src->source, dl); |
211ef127 ACM |
241 | while (offset < (s64)len && |
242 | (next == NULL || offset < next->offset)) { | |
78f7defe ACM |
243 | if (src_line) { |
244 | percent += src_line[offset].percent; | |
211ef127 | 245 | } else |
78f7defe | 246 | hits += h->addr[offset]; |
211ef127 ACM |
247 | |
248 | ++offset; | |
249 | } | |
78f7defe ACM |
250 | /* |
251 | * If the percentage wasn't already calculated in | |
252 | * symbol__get_source_line, do it now: | |
253 | */ | |
254 | if (src_line == NULL && h->sum) | |
211ef127 | 255 | percent = 100.0 * hits / h->sum; |
211ef127 ACM |
256 | } |
257 | ||
92221162 ACM |
258 | return percent; |
259 | } | |
260 | ||
887c0066 | 261 | static void disasm_rb_tree__insert(struct rb_root *root, struct browser_disasm_line *bdl) |
92221162 | 262 | { |
29ed6e76 | 263 | struct rb_node **p = &root->rb_node; |
92221162 | 264 | struct rb_node *parent = NULL; |
887c0066 | 265 | struct browser_disasm_line *l; |
92221162 ACM |
266 | |
267 | while (*p != NULL) { | |
268 | parent = *p; | |
887c0066 ACM |
269 | l = rb_entry(parent, struct browser_disasm_line, rb_node); |
270 | if (bdl->percent < l->percent) | |
92221162 ACM |
271 | p = &(*p)->rb_left; |
272 | else | |
273 | p = &(*p)->rb_right; | |
274 | } | |
887c0066 ACM |
275 | rb_link_node(&bdl->rb_node, parent, p); |
276 | rb_insert_color(&bdl->rb_node, root); | |
211ef127 ACM |
277 | } |
278 | ||
05e8b080 | 279 | static void annotate_browser__set_top(struct annotate_browser *browser, |
29ed6e76 | 280 | struct disasm_line *pos, u32 idx) |
f1e9214c | 281 | { |
f1e9214c ACM |
282 | unsigned back; |
283 | ||
05e8b080 ACM |
284 | ui_browser__refresh_dimensions(&browser->b); |
285 | back = browser->b.height / 2; | |
286 | browser->b.top_idx = browser->b.index = idx; | |
f1e9214c | 287 | |
05e8b080 | 288 | while (browser->b.top_idx != 0 && back != 0) { |
29ed6e76 | 289 | pos = list_entry(pos->node.prev, struct disasm_line, node); |
f1e9214c | 290 | |
05e8b080 | 291 | if (disasm_line__filter(&browser->b, &pos->node)) |
08be4eed ACM |
292 | continue; |
293 | ||
05e8b080 | 294 | --browser->b.top_idx; |
f1e9214c ACM |
295 | --back; |
296 | } | |
297 | ||
05e8b080 ACM |
298 | browser->b.top = pos; |
299 | browser->b.navkeypressed = true; | |
b0ffb2c4 ACM |
300 | } |
301 | ||
302 | static void annotate_browser__set_rb_top(struct annotate_browser *browser, | |
303 | struct rb_node *nd) | |
304 | { | |
887c0066 | 305 | struct browser_disasm_line *bpos; |
29ed6e76 | 306 | struct disasm_line *pos; |
a44b45f2 | 307 | u32 idx; |
b0ffb2c4 | 308 | |
887c0066 ACM |
309 | bpos = rb_entry(nd, struct browser_disasm_line, rb_node); |
310 | pos = ((struct disasm_line *)bpos) - 1; | |
a44b45f2 | 311 | idx = bpos->idx; |
e9823b21 | 312 | if (annotate_browser__opts.hide_src_code) |
a44b45f2 ACM |
313 | idx = bpos->idx_asm; |
314 | annotate_browser__set_top(browser, pos, idx); | |
b0ffb2c4 | 315 | browser->curr_hot = nd; |
f1e9214c ACM |
316 | } |
317 | ||
c97cf422 ACM |
318 | static void annotate_browser__calc_percent(struct annotate_browser *browser, |
319 | int evidx) | |
f1e9214c | 320 | { |
34958544 ACM |
321 | struct map_symbol *ms = browser->b.priv; |
322 | struct symbol *sym = ms->sym; | |
c97cf422 | 323 | struct annotation *notes = symbol__annotation(sym); |
29ed6e76 | 324 | struct disasm_line *pos; |
c97cf422 ACM |
325 | |
326 | browser->entries = RB_ROOT; | |
327 | ||
328 | pthread_mutex_lock(¬es->lock); | |
329 | ||
330 | list_for_each_entry(pos, ¬es->src->source, node) { | |
887c0066 ACM |
331 | struct browser_disasm_line *bpos = disasm_line__browser(pos); |
332 | bpos->percent = disasm_line__calc_percent(pos, sym, evidx); | |
333 | if (bpos->percent < 0.01) { | |
334 | RB_CLEAR_NODE(&bpos->rb_node); | |
c97cf422 ACM |
335 | continue; |
336 | } | |
887c0066 | 337 | disasm_rb_tree__insert(&browser->entries, bpos); |
c97cf422 ACM |
338 | } |
339 | pthread_mutex_unlock(¬es->lock); | |
340 | ||
341 | browser->curr_hot = rb_last(&browser->entries); | |
342 | } | |
343 | ||
0361fc25 ACM |
344 | static bool annotate_browser__toggle_source(struct annotate_browser *browser) |
345 | { | |
29ed6e76 | 346 | struct disasm_line *dl; |
887c0066 | 347 | struct browser_disasm_line *bdl; |
0361fc25 ACM |
348 | off_t offset = browser->b.index - browser->b.top_idx; |
349 | ||
350 | browser->b.seek(&browser->b, offset, SEEK_CUR); | |
29ed6e76 | 351 | dl = list_entry(browser->b.top, struct disasm_line, node); |
887c0066 | 352 | bdl = disasm_line__browser(dl); |
0361fc25 | 353 | |
e9823b21 | 354 | if (annotate_browser__opts.hide_src_code) { |
887c0066 ACM |
355 | if (bdl->idx_asm < offset) |
356 | offset = bdl->idx; | |
0361fc25 ACM |
357 | |
358 | browser->b.nr_entries = browser->nr_entries; | |
e9823b21 | 359 | annotate_browser__opts.hide_src_code = false; |
0361fc25 | 360 | browser->b.seek(&browser->b, -offset, SEEK_CUR); |
887c0066 ACM |
361 | browser->b.top_idx = bdl->idx - offset; |
362 | browser->b.index = bdl->idx; | |
0361fc25 | 363 | } else { |
887c0066 | 364 | if (bdl->idx_asm < 0) { |
0361fc25 ACM |
365 | ui_helpline__puts("Only available for assembly lines."); |
366 | browser->b.seek(&browser->b, -offset, SEEK_CUR); | |
367 | return false; | |
368 | } | |
369 | ||
887c0066 ACM |
370 | if (bdl->idx_asm < offset) |
371 | offset = bdl->idx_asm; | |
0361fc25 ACM |
372 | |
373 | browser->b.nr_entries = browser->nr_asm_entries; | |
e9823b21 | 374 | annotate_browser__opts.hide_src_code = true; |
0361fc25 | 375 | browser->b.seek(&browser->b, -offset, SEEK_CUR); |
887c0066 ACM |
376 | browser->b.top_idx = bdl->idx_asm - offset; |
377 | browser->b.index = bdl->idx_asm; | |
0361fc25 ACM |
378 | } |
379 | ||
380 | return true; | |
381 | } | |
382 | ||
e9823b21 ACM |
383 | static void annotate_browser__init_asm_mode(struct annotate_browser *browser) |
384 | { | |
385 | ui_browser__reset_index(&browser->b); | |
386 | browser->b.nr_entries = browser->nr_asm_entries; | |
387 | } | |
388 | ||
60521702 ACM |
389 | static bool annotate_browser__callq(struct annotate_browser *browser, |
390 | int evidx, void (*timer)(void *arg), | |
391 | void *arg, int delay_secs) | |
392 | { | |
393 | struct map_symbol *ms = browser->b.priv; | |
657bcaf5 | 394 | struct disasm_line *dl = browser->selection; |
60521702 ACM |
395 | struct symbol *sym = ms->sym; |
396 | struct annotation *notes; | |
397 | struct symbol *target; | |
60521702 ACM |
398 | u64 ip; |
399 | ||
d86b0597 | 400 | if (!ins__is_call(dl->ins)) |
60521702 ACM |
401 | return false; |
402 | ||
44d1a3ed | 403 | ip = ms->map->map_ip(ms->map, dl->ops.target.addr); |
60521702 ACM |
404 | target = map__find_symbol(ms->map, ip, NULL); |
405 | if (target == NULL) { | |
406 | ui_helpline__puts("The called function was not found."); | |
407 | return true; | |
408 | } | |
409 | ||
410 | notes = symbol__annotation(target); | |
411 | pthread_mutex_lock(¬es->lock); | |
412 | ||
413 | if (notes->src == NULL && symbol__alloc_hist(target) < 0) { | |
414 | pthread_mutex_unlock(¬es->lock); | |
415 | ui__warning("Not enough memory for annotating '%s' symbol!\n", | |
416 | target->name); | |
417 | return true; | |
418 | } | |
419 | ||
420 | pthread_mutex_unlock(¬es->lock); | |
421 | symbol__tui_annotate(target, ms->map, evidx, timer, arg, delay_secs); | |
422 | ui_browser__show_title(&browser->b, sym->name); | |
423 | return true; | |
424 | } | |
425 | ||
29ed6e76 ACM |
426 | static |
427 | struct disasm_line *annotate_browser__find_offset(struct annotate_browser *browser, | |
428 | s64 offset, s64 *idx) | |
08be4eed ACM |
429 | { |
430 | struct map_symbol *ms = browser->b.priv; | |
431 | struct symbol *sym = ms->sym; | |
432 | struct annotation *notes = symbol__annotation(sym); | |
29ed6e76 | 433 | struct disasm_line *pos; |
08be4eed ACM |
434 | |
435 | *idx = 0; | |
436 | list_for_each_entry(pos, ¬es->src->source, node) { | |
437 | if (pos->offset == offset) | |
438 | return pos; | |
29ed6e76 | 439 | if (!disasm_line__filter(&browser->b, &pos->node)) |
08be4eed ACM |
440 | ++*idx; |
441 | } | |
442 | ||
443 | return NULL; | |
444 | } | |
445 | ||
446 | static bool annotate_browser__jump(struct annotate_browser *browser) | |
447 | { | |
657bcaf5 | 448 | struct disasm_line *dl = browser->selection; |
4f9d0325 | 449 | s64 idx; |
08be4eed | 450 | |
d86b0597 | 451 | if (!ins__is_jump(dl->ins)) |
08be4eed ACM |
452 | return false; |
453 | ||
44d1a3ed | 454 | dl = annotate_browser__find_offset(browser, dl->ops.target.offset, &idx); |
29ed6e76 | 455 | if (dl == NULL) { |
08be4eed ACM |
456 | ui_helpline__puts("Invallid jump offset"); |
457 | return true; | |
458 | } | |
459 | ||
29ed6e76 | 460 | annotate_browser__set_top(browser, dl, idx); |
08be4eed ACM |
461 | |
462 | return true; | |
463 | } | |
464 | ||
29ed6e76 ACM |
465 | static |
466 | struct disasm_line *annotate_browser__find_string(struct annotate_browser *browser, | |
467 | char *s, s64 *idx) | |
d3d1f61a ACM |
468 | { |
469 | struct map_symbol *ms = browser->b.priv; | |
470 | struct symbol *sym = ms->sym; | |
471 | struct annotation *notes = symbol__annotation(sym); | |
29ed6e76 | 472 | struct disasm_line *pos = browser->selection; |
d3d1f61a ACM |
473 | |
474 | *idx = browser->b.index; | |
475 | list_for_each_entry_continue(pos, ¬es->src->source, node) { | |
29ed6e76 | 476 | if (disasm_line__filter(&browser->b, &pos->node)) |
d3d1f61a ACM |
477 | continue; |
478 | ||
479 | ++*idx; | |
480 | ||
481 | if (pos->line && strstr(pos->line, s) != NULL) | |
482 | return pos; | |
483 | } | |
484 | ||
485 | return NULL; | |
486 | } | |
487 | ||
488 | static bool __annotate_browser__search(struct annotate_browser *browser) | |
489 | { | |
29ed6e76 | 490 | struct disasm_line *dl; |
d3d1f61a ACM |
491 | s64 idx; |
492 | ||
29ed6e76 ACM |
493 | dl = annotate_browser__find_string(browser, browser->search_bf, &idx); |
494 | if (dl == NULL) { | |
d3d1f61a ACM |
495 | ui_helpline__puts("String not found!"); |
496 | return false; | |
497 | } | |
498 | ||
29ed6e76 | 499 | annotate_browser__set_top(browser, dl, idx); |
d3d1f61a ACM |
500 | browser->searching_backwards = false; |
501 | return true; | |
502 | } | |
503 | ||
29ed6e76 ACM |
504 | static |
505 | struct disasm_line *annotate_browser__find_string_reverse(struct annotate_browser *browser, | |
506 | char *s, s64 *idx) | |
d3d1f61a ACM |
507 | { |
508 | struct map_symbol *ms = browser->b.priv; | |
509 | struct symbol *sym = ms->sym; | |
510 | struct annotation *notes = symbol__annotation(sym); | |
29ed6e76 | 511 | struct disasm_line *pos = browser->selection; |
d3d1f61a ACM |
512 | |
513 | *idx = browser->b.index; | |
514 | list_for_each_entry_continue_reverse(pos, ¬es->src->source, node) { | |
29ed6e76 | 515 | if (disasm_line__filter(&browser->b, &pos->node)) |
d3d1f61a ACM |
516 | continue; |
517 | ||
518 | --*idx; | |
519 | ||
520 | if (pos->line && strstr(pos->line, s) != NULL) | |
521 | return pos; | |
522 | } | |
523 | ||
524 | return NULL; | |
525 | } | |
526 | ||
527 | static bool __annotate_browser__search_reverse(struct annotate_browser *browser) | |
528 | { | |
29ed6e76 | 529 | struct disasm_line *dl; |
d3d1f61a ACM |
530 | s64 idx; |
531 | ||
29ed6e76 ACM |
532 | dl = annotate_browser__find_string_reverse(browser, browser->search_bf, &idx); |
533 | if (dl == NULL) { | |
d3d1f61a ACM |
534 | ui_helpline__puts("String not found!"); |
535 | return false; | |
536 | } | |
537 | ||
29ed6e76 | 538 | annotate_browser__set_top(browser, dl, idx); |
d3d1f61a ACM |
539 | browser->searching_backwards = true; |
540 | return true; | |
541 | } | |
542 | ||
543 | static bool annotate_browser__search_window(struct annotate_browser *browser, | |
544 | int delay_secs) | |
545 | { | |
546 | if (ui_browser__input_window("Search", "String: ", browser->search_bf, | |
547 | "ENTER: OK, ESC: Cancel", | |
548 | delay_secs * 2) != K_ENTER || | |
549 | !*browser->search_bf) | |
550 | return false; | |
551 | ||
552 | return true; | |
553 | } | |
554 | ||
555 | static bool annotate_browser__search(struct annotate_browser *browser, int delay_secs) | |
556 | { | |
557 | if (annotate_browser__search_window(browser, delay_secs)) | |
558 | return __annotate_browser__search(browser); | |
559 | ||
560 | return false; | |
561 | } | |
562 | ||
563 | static bool annotate_browser__continue_search(struct annotate_browser *browser, | |
564 | int delay_secs) | |
565 | { | |
566 | if (!*browser->search_bf) | |
567 | return annotate_browser__search(browser, delay_secs); | |
568 | ||
569 | return __annotate_browser__search(browser); | |
570 | } | |
571 | ||
572 | static bool annotate_browser__search_reverse(struct annotate_browser *browser, | |
573 | int delay_secs) | |
574 | { | |
575 | if (annotate_browser__search_window(browser, delay_secs)) | |
576 | return __annotate_browser__search_reverse(browser); | |
577 | ||
578 | return false; | |
579 | } | |
580 | ||
581 | static | |
582 | bool annotate_browser__continue_search_reverse(struct annotate_browser *browser, | |
583 | int delay_secs) | |
584 | { | |
585 | if (!*browser->search_bf) | |
586 | return annotate_browser__search_reverse(browser, delay_secs); | |
587 | ||
588 | return __annotate_browser__search_reverse(browser); | |
589 | } | |
590 | ||
e9823b21 ACM |
591 | static void annotate_browser__update_addr_width(struct annotate_browser *browser) |
592 | { | |
593 | if (annotate_browser__opts.use_offset) | |
594 | browser->target_width = browser->min_addr_width; | |
595 | else | |
596 | browser->target_width = browser->max_addr_width; | |
597 | ||
598 | browser->addr_width = browser->target_width; | |
599 | ||
600 | if (annotate_browser__opts.show_nr_jumps) | |
601 | browser->addr_width += browser->jumps_width + 1; | |
602 | } | |
603 | ||
05e8b080 | 604 | static int annotate_browser__run(struct annotate_browser *browser, int evidx, |
d04b35f8 | 605 | void(*timer)(void *arg), |
34958544 | 606 | void *arg, int delay_secs) |
c97cf422 ACM |
607 | { |
608 | struct rb_node *nd = NULL; | |
05e8b080 | 609 | struct map_symbol *ms = browser->b.priv; |
34958544 | 610 | struct symbol *sym = ms->sym; |
54e7a4e8 | 611 | const char *help = "Press 'h' for help on key bindings"; |
b50e003d | 612 | int key; |
f1e9214c | 613 | |
05e8b080 | 614 | if (ui_browser__show(&browser->b, sym->name, help) < 0) |
f1e9214c | 615 | return -1; |
c97cf422 | 616 | |
05e8b080 | 617 | annotate_browser__calc_percent(browser, evidx); |
c97cf422 | 618 | |
05e8b080 ACM |
619 | if (browser->curr_hot) { |
620 | annotate_browser__set_rb_top(browser, browser->curr_hot); | |
621 | browser->b.navkeypressed = false; | |
d3d1f61a | 622 | } |
f1e9214c | 623 | |
05e8b080 | 624 | nd = browser->curr_hot; |
c97cf422 | 625 | |
f1e9214c | 626 | while (1) { |
05e8b080 | 627 | key = ui_browser__run(&browser->b, delay_secs); |
f1e9214c | 628 | |
81cce8de | 629 | if (delay_secs != 0) { |
05e8b080 | 630 | annotate_browser__calc_percent(browser, evidx); |
c97cf422 ACM |
631 | /* |
632 | * Current line focus got out of the list of most active | |
633 | * lines, NULL it so that if TAB|UNTAB is pressed, we | |
634 | * move to curr_hot (current hottest line). | |
635 | */ | |
636 | if (nd != NULL && RB_EMPTY_NODE(nd)) | |
637 | nd = NULL; | |
638 | } | |
639 | ||
b50e003d | 640 | switch (key) { |
cf958003 | 641 | case K_TIMER: |
81cce8de ACM |
642 | if (timer != NULL) |
643 | timer(arg); | |
644 | ||
645 | if (delay_secs != 0) | |
c97cf422 ACM |
646 | symbol__annotate_decay_histogram(sym, evidx); |
647 | continue; | |
cf958003 | 648 | case K_TAB: |
c97cf422 ACM |
649 | if (nd != NULL) { |
650 | nd = rb_prev(nd); | |
651 | if (nd == NULL) | |
05e8b080 | 652 | nd = rb_last(&browser->entries); |
c97cf422 | 653 | } else |
05e8b080 | 654 | nd = browser->curr_hot; |
f1e9214c | 655 | break; |
cf958003 | 656 | case K_UNTAB: |
c97cf422 ACM |
657 | if (nd != NULL) |
658 | nd = rb_next(nd); | |
659 | if (nd == NULL) | |
05e8b080 | 660 | nd = rb_first(&browser->entries); |
c97cf422 | 661 | else |
05e8b080 | 662 | nd = browser->curr_hot; |
c97cf422 | 663 | break; |
54e7a4e8 | 664 | case K_F1: |
ef7c5372 | 665 | case 'h': |
05e8b080 | 666 | ui_browser__help_window(&browser->b, |
54e7a4e8 ACM |
667 | "UP/DOWN/PGUP\n" |
668 | "PGDN/SPACE Navigate\n" | |
669 | "q/ESC/CTRL+C Exit\n\n" | |
670 | "-> Go to target\n" | |
671 | "<- Exit\n" | |
107baeca | 672 | "H Cycle thru hottest instructions\n" |
54e7a4e8 ACM |
673 | "j Toggle showing jump to target arrows\n" |
674 | "J Toggle showing number of jump sources on targets\n" | |
675 | "n Search next string\n" | |
676 | "o Toggle disassembler output/simplified view\n" | |
677 | "s Toggle source code view\n" | |
678 | "/ Search string\n" | |
679 | "? Search previous string\n"); | |
680 | continue; | |
681 | case 'H': | |
05e8b080 | 682 | nd = browser->curr_hot; |
f1e9214c | 683 | break; |
ef7c5372 | 684 | case 's': |
05e8b080 | 685 | if (annotate_browser__toggle_source(browser)) |
0361fc25 ACM |
686 | ui_helpline__puts(help); |
687 | continue; | |
e235f3f3 | 688 | case 'o': |
e9823b21 | 689 | annotate_browser__opts.use_offset = !annotate_browser__opts.use_offset; |
05e8b080 | 690 | annotate_browser__update_addr_width(browser); |
e235f3f3 | 691 | continue; |
9d1ef56d | 692 | case 'j': |
e9823b21 | 693 | annotate_browser__opts.jump_arrows = !annotate_browser__opts.jump_arrows; |
9d1ef56d | 694 | continue; |
2402e4a9 | 695 | case 'J': |
e9823b21 | 696 | annotate_browser__opts.show_nr_jumps = !annotate_browser__opts.show_nr_jumps; |
05e8b080 | 697 | annotate_browser__update_addr_width(browser); |
e9823b21 | 698 | continue; |
d3d1f61a | 699 | case '/': |
05e8b080 | 700 | if (annotate_browser__search(browser, delay_secs)) { |
d3d1f61a ACM |
701 | show_help: |
702 | ui_helpline__puts(help); | |
703 | } | |
704 | continue; | |
705 | case 'n': | |
05e8b080 ACM |
706 | if (browser->searching_backwards ? |
707 | annotate_browser__continue_search_reverse(browser, delay_secs) : | |
708 | annotate_browser__continue_search(browser, delay_secs)) | |
d3d1f61a ACM |
709 | goto show_help; |
710 | continue; | |
711 | case '?': | |
05e8b080 | 712 | if (annotate_browser__search_reverse(browser, delay_secs)) |
d3d1f61a ACM |
713 | goto show_help; |
714 | continue; | |
e9823b21 ACM |
715 | case 'D': { |
716 | static int seq; | |
717 | ui_helpline__pop(); | |
718 | ui_helpline__fpush("%d: nr_ent=%d, height=%d, idx=%d, top_idx=%d, nr_asm_entries=%d", | |
05e8b080 ACM |
719 | seq++, browser->b.nr_entries, |
720 | browser->b.height, | |
721 | browser->b.index, | |
722 | browser->b.top_idx, | |
723 | browser->nr_asm_entries); | |
e9823b21 ACM |
724 | } |
725 | continue; | |
cf958003 ACM |
726 | case K_ENTER: |
727 | case K_RIGHT: | |
05e8b080 | 728 | if (browser->selection == NULL) |
234a5375 | 729 | ui_helpline__puts("Huh? No selection. Report to linux-kernel@vger.kernel.org"); |
05e8b080 | 730 | else if (browser->selection->offset == -1) |
234a5375 | 731 | ui_helpline__puts("Actions are only available for assembly lines."); |
05e8b080 ACM |
732 | else if (!browser->selection->ins) { |
733 | if (strcmp(browser->selection->name, "retq")) | |
c4cceae3 ACM |
734 | goto show_sup_ins; |
735 | goto out; | |
05e8b080 ACM |
736 | } else if (!(annotate_browser__jump(browser) || |
737 | annotate_browser__callq(browser, evidx, timer, arg, delay_secs))) { | |
c4cceae3 ACM |
738 | show_sup_ins: |
739 | ui_helpline__puts("Actions are only available for 'callq', 'retq' & jump instructions."); | |
740 | } | |
fe46e64c | 741 | continue; |
cf958003 ACM |
742 | case K_LEFT: |
743 | case K_ESC: | |
ed7e5662 ACM |
744 | case 'q': |
745 | case CTRL('c'): | |
f1e9214c | 746 | goto out; |
ed7e5662 ACM |
747 | default: |
748 | continue; | |
f1e9214c | 749 | } |
c97cf422 ACM |
750 | |
751 | if (nd != NULL) | |
05e8b080 | 752 | annotate_browser__set_rb_top(browser, nd); |
f1e9214c ACM |
753 | } |
754 | out: | |
05e8b080 | 755 | ui_browser__hide(&browser->b); |
b50e003d | 756 | return key; |
f1e9214c ACM |
757 | } |
758 | ||
d04b35f8 | 759 | int hist_entry__tui_annotate(struct hist_entry *he, int evidx, |
81cce8de | 760 | void(*timer)(void *arg), void *arg, int delay_secs) |
78f7defe | 761 | { |
d04b35f8 | 762 | return symbol__tui_annotate(he->ms.sym, he->ms.map, evidx, |
81cce8de | 763 | timer, arg, delay_secs); |
78f7defe ACM |
764 | } |
765 | ||
b793a401 ACM |
766 | static void annotate_browser__mark_jump_targets(struct annotate_browser *browser, |
767 | size_t size) | |
768 | { | |
769 | u64 offset; | |
770 | ||
771 | for (offset = 0; offset < size; ++offset) { | |
772 | struct disasm_line *dl = browser->offsets[offset], *dlt; | |
773 | struct browser_disasm_line *bdlt; | |
774 | ||
38b31bd0 ACM |
775 | if (!dl || !dl->ins || !ins__is_jump(dl->ins) || |
776 | !disasm_line__has_offset(dl)) | |
b793a401 ACM |
777 | continue; |
778 | ||
44d1a3ed | 779 | if (dl->ops.target.offset >= size) { |
b793a401 ACM |
780 | ui__error("jump to after symbol!\n" |
781 | "size: %zx, jump target: %" PRIx64, | |
44d1a3ed | 782 | size, dl->ops.target.offset); |
b793a401 ACM |
783 | continue; |
784 | } | |
785 | ||
44d1a3ed | 786 | dlt = browser->offsets[dl->ops.target.offset]; |
9481ede9 ACM |
787 | /* |
788 | * FIXME: Oops, no jump target? Buggy disassembler? Or do we | |
789 | * have to adjust to the previous offset? | |
790 | */ | |
791 | if (dlt == NULL) | |
792 | continue; | |
793 | ||
b793a401 | 794 | bdlt = disasm_line__browser(dlt); |
2402e4a9 ACM |
795 | if (++bdlt->jump_sources > browser->max_jump_sources) |
796 | browser->max_jump_sources = bdlt->jump_sources; | |
797 | ||
798 | ++browser->nr_jumps; | |
b793a401 ACM |
799 | } |
800 | ||
801 | } | |
802 | ||
2402e4a9 ACM |
803 | static inline int width_jumps(int n) |
804 | { | |
805 | if (n >= 100) | |
806 | return 5; | |
807 | if (n / 10) | |
808 | return 2; | |
809 | return 1; | |
810 | } | |
811 | ||
c97cf422 | 812 | int symbol__tui_annotate(struct symbol *sym, struct map *map, int evidx, |
d04b35f8 | 813 | void(*timer)(void *arg), void *arg, |
34958544 | 814 | int delay_secs) |
211ef127 | 815 | { |
29ed6e76 | 816 | struct disasm_line *pos, *n; |
db9a9cbc | 817 | struct annotation *notes; |
c0a58fb2 | 818 | size_t size; |
34958544 ACM |
819 | struct map_symbol ms = { |
820 | .map = map, | |
821 | .sym = sym, | |
822 | }; | |
92221162 ACM |
823 | struct annotate_browser browser = { |
824 | .b = { | |
a3f895be | 825 | .refresh = annotate_browser__refresh, |
92221162 ACM |
826 | .seek = ui_browser__list_head_seek, |
827 | .write = annotate_browser__write, | |
29ed6e76 | 828 | .filter = disasm_line__filter, |
34958544 | 829 | .priv = &ms, |
c172f742 | 830 | .use_navkeypressed = true, |
92221162 | 831 | }, |
211ef127 | 832 | }; |
b793a401 | 833 | int ret = -1; |
211ef127 | 834 | |
78f7defe | 835 | if (sym == NULL) |
211ef127 ACM |
836 | return -1; |
837 | ||
c0a58fb2 SL |
838 | size = symbol__size(sym); |
839 | ||
78f7defe | 840 | if (map->dso->annotate_warned) |
211ef127 ACM |
841 | return -1; |
842 | ||
b793a401 ACM |
843 | browser.offsets = zalloc(size * sizeof(struct disasm_line *)); |
844 | if (browser.offsets == NULL) { | |
845 | ui__error("Not enough memory!"); | |
846 | return -1; | |
847 | } | |
848 | ||
887c0066 | 849 | if (symbol__annotate(sym, map, sizeof(struct browser_disasm_line)) < 0) { |
ae55795e | 850 | ui__error("%s", ui_helpline__last_msg); |
b793a401 | 851 | goto out_free_offsets; |
211ef127 ACM |
852 | } |
853 | ||
854 | ui_helpline__push("Press <- or ESC to exit"); | |
855 | ||
db9a9cbc | 856 | notes = symbol__annotation(sym); |
058b4cc9 | 857 | browser.start = map__rip_2objdump(map, sym->start); |
db9a9cbc | 858 | |
ce6f4fab | 859 | list_for_each_entry(pos, ¬es->src->source, node) { |
887c0066 | 860 | struct browser_disasm_line *bpos; |
211ef127 | 861 | size_t line_len = strlen(pos->line); |
c97cf422 | 862 | |
92221162 ACM |
863 | if (browser.b.width < line_len) |
864 | browser.b.width = line_len; | |
887c0066 ACM |
865 | bpos = disasm_line__browser(pos); |
866 | bpos->idx = browser.nr_entries++; | |
b793a401 | 867 | if (pos->offset != -1) { |
887c0066 | 868 | bpos->idx_asm = browser.nr_asm_entries++; |
97148a97 ACM |
869 | /* |
870 | * FIXME: short term bandaid to cope with assembly | |
871 | * routines that comes with labels in the same column | |
872 | * as the address in objdump, sigh. | |
873 | * | |
874 | * E.g. copy_user_generic_unrolled | |
875 | */ | |
876 | if (pos->offset < (s64)size) | |
877 | browser.offsets[pos->offset] = pos; | |
b793a401 | 878 | } else |
887c0066 | 879 | bpos->idx_asm = -1; |
92221162 ACM |
880 | } |
881 | ||
b793a401 ACM |
882 | annotate_browser__mark_jump_targets(&browser, size); |
883 | ||
2402e4a9 | 884 | browser.addr_width = browser.target_width = browser.min_addr_width = hex_width(size); |
83b1f2aa | 885 | browser.max_addr_width = hex_width(sym->end); |
2402e4a9 | 886 | browser.jumps_width = width_jumps(browser.max_jump_sources); |
0361fc25 | 887 | browser.b.nr_entries = browser.nr_entries; |
db9a9cbc | 888 | browser.b.entries = ¬es->src->source, |
92221162 | 889 | browser.b.width += 18; /* Percentage */ |
e9823b21 ACM |
890 | |
891 | if (annotate_browser__opts.hide_src_code) | |
892 | annotate_browser__init_asm_mode(&browser); | |
893 | ||
894 | annotate_browser__update_addr_width(&browser); | |
895 | ||
d04b35f8 | 896 | ret = annotate_browser__run(&browser, evidx, timer, arg, delay_secs); |
ce6f4fab | 897 | list_for_each_entry_safe(pos, n, ¬es->src->source, node) { |
211ef127 | 898 | list_del(&pos->node); |
29ed6e76 | 899 | disasm_line__free(pos); |
211ef127 | 900 | } |
b793a401 ACM |
901 | |
902 | out_free_offsets: | |
903 | free(browser.offsets); | |
211ef127 ACM |
904 | return ret; |
905 | } | |
c323cf04 ACM |
906 | |
907 | #define ANNOTATE_CFG(n) \ | |
908 | { .name = #n, .value = &annotate_browser__opts.n, } | |
909 | ||
910 | /* | |
911 | * Keep the entries sorted, they are bsearch'ed | |
912 | */ | |
913 | static struct annotate__config { | |
914 | const char *name; | |
915 | bool *value; | |
916 | } annotate__configs[] = { | |
917 | ANNOTATE_CFG(hide_src_code), | |
918 | ANNOTATE_CFG(jump_arrows), | |
919 | ANNOTATE_CFG(show_nr_jumps), | |
920 | ANNOTATE_CFG(use_offset), | |
921 | }; | |
922 | ||
923 | #undef ANNOTATE_CFG | |
924 | ||
925 | static int annotate_config__cmp(const void *name, const void *cfgp) | |
926 | { | |
927 | const struct annotate__config *cfg = cfgp; | |
928 | ||
929 | return strcmp(name, cfg->name); | |
930 | } | |
931 | ||
1d037ca1 IT |
932 | static int annotate__config(const char *var, const char *value, |
933 | void *data __maybe_unused) | |
c323cf04 ACM |
934 | { |
935 | struct annotate__config *cfg; | |
936 | const char *name; | |
937 | ||
938 | if (prefixcmp(var, "annotate.") != 0) | |
939 | return 0; | |
940 | ||
941 | name = var + 9; | |
942 | cfg = bsearch(name, annotate__configs, ARRAY_SIZE(annotate__configs), | |
943 | sizeof(struct annotate__config), annotate_config__cmp); | |
944 | ||
945 | if (cfg == NULL) | |
946 | return -1; | |
947 | ||
948 | *cfg->value = perf_config_bool(name, value); | |
949 | return 0; | |
950 | } | |
951 | ||
952 | void annotate_browser__init(void) | |
953 | { | |
954 | perf_config(annotate__config, NULL); | |
955 | } |