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