diff options
Diffstat (limited to 'tools/perf/ui/browsers/annotate.c')
-rw-r--r-- | tools/perf/ui/browsers/annotate.c | 78 |
1 files changed, 47 insertions, 31 deletions
diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c index 8f8cd2d73b3b..7dca1555c610 100644 --- a/tools/perf/ui/browsers/annotate.c +++ b/tools/perf/ui/browsers/annotate.c @@ -182,15 +182,30 @@ static void annotate_browser__write(struct ui_browser *browser, void *entry, int ab->selection = dl; } +static bool disasm_line__is_valid_jump(struct disasm_line *dl, struct symbol *sym) +{ + if (!dl || !dl->ins || !ins__is_jump(dl->ins) + || !disasm_line__has_offset(dl) + || dl->ops.target.offset >= symbol__size(sym)) + return false; + + return true; +} + static void annotate_browser__draw_current_jump(struct ui_browser *browser) { struct annotate_browser *ab = container_of(browser, struct annotate_browser, b); struct disasm_line *cursor = ab->selection, *target; struct browser_disasm_line *btarget, *bcursor; unsigned int from, to; + struct map_symbol *ms = ab->b.priv; + struct symbol *sym = ms->sym; - if (!cursor || !cursor->ins || !ins__is_jump(cursor->ins) || - !disasm_line__has_offset(cursor)) + /* PLT symbols contain external offsets */ + if (strstr(sym->name, "@plt")) + return; + + if (!disasm_line__is_valid_jump(cursor, sym)) return; target = ab->offsets[cursor->ops.target.offset]; @@ -386,9 +401,8 @@ static void annotate_browser__init_asm_mode(struct annotate_browser *browser) browser->b.nr_entries = browser->nr_asm_entries; } -static bool annotate_browser__callq(struct annotate_browser *browser, - int evidx, void (*timer)(void *arg), - void *arg, int delay_secs) +static bool annotate_browser__callq(struct annotate_browser *browser, int evidx, + struct hist_browser_timer *hbt) { struct map_symbol *ms = browser->b.priv; struct disasm_line *dl = browser->selection; @@ -418,7 +432,7 @@ static bool annotate_browser__callq(struct annotate_browser *browser, } pthread_mutex_unlock(¬es->lock); - symbol__tui_annotate(target, ms->map, evidx, timer, arg, delay_secs); + symbol__tui_annotate(target, ms->map, evidx, hbt); ui_browser__show_title(&browser->b, sym->name); return true; } @@ -602,13 +616,13 @@ static void annotate_browser__update_addr_width(struct annotate_browser *browser } static int annotate_browser__run(struct annotate_browser *browser, int evidx, - void(*timer)(void *arg), - void *arg, int delay_secs) + struct hist_browser_timer *hbt) { struct rb_node *nd = NULL; struct map_symbol *ms = browser->b.priv; struct symbol *sym = ms->sym; const char *help = "Press 'h' for help on key bindings"; + int delay_secs = hbt ? hbt->refresh : 0; int key; if (ui_browser__show(&browser->b, sym->name, help) < 0) @@ -639,8 +653,8 @@ static int annotate_browser__run(struct annotate_browser *browser, int evidx, switch (key) { case K_TIMER: - if (timer != NULL) - timer(arg); + if (hbt) + hbt->timer(hbt->arg); if (delay_secs != 0) symbol__annotate_decay_histogram(sym, evidx); @@ -676,8 +690,14 @@ static int annotate_browser__run(struct annotate_browser *browser, int evidx, "o Toggle disassembler output/simplified view\n" "s Toggle source code view\n" "/ Search string\n" + "r Run available scripts\n" "? Search previous string\n"); continue; + case 'r': + { + script_browse(NULL); + continue; + } case 'H': nd = browser->curr_hot; break; @@ -734,7 +754,7 @@ show_help: goto show_sup_ins; goto out; } else if (!(annotate_browser__jump(browser) || - annotate_browser__callq(browser, evidx, timer, arg, delay_secs))) { + annotate_browser__callq(browser, evidx, hbt))) { show_sup_ins: ui_helpline__puts("Actions are only available for 'callq', 'retq' & jump instructions."); } @@ -757,32 +777,29 @@ out: } int hist_entry__tui_annotate(struct hist_entry *he, int evidx, - void(*timer)(void *arg), void *arg, int delay_secs) + struct hist_browser_timer *hbt) { - return symbol__tui_annotate(he->ms.sym, he->ms.map, evidx, - timer, arg, delay_secs); + return symbol__tui_annotate(he->ms.sym, he->ms.map, evidx, hbt); } static void annotate_browser__mark_jump_targets(struct annotate_browser *browser, size_t size) { u64 offset; + struct map_symbol *ms = browser->b.priv; + struct symbol *sym = ms->sym; + + /* PLT symbols contain external offsets */ + if (strstr(sym->name, "@plt")) + return; for (offset = 0; offset < size; ++offset) { struct disasm_line *dl = browser->offsets[offset], *dlt; struct browser_disasm_line *bdlt; - if (!dl || !dl->ins || !ins__is_jump(dl->ins) || - !disasm_line__has_offset(dl)) + if (!disasm_line__is_valid_jump(dl, sym)) continue; - if (dl->ops.target.offset >= size) { - ui__error("jump to after symbol!\n" - "size: %zx, jump target: %" PRIx64, - size, dl->ops.target.offset); - continue; - } - dlt = browser->offsets[dl->ops.target.offset]; /* * FIXME: Oops, no jump target? Buggy disassembler? Or do we @@ -810,8 +827,7 @@ static inline int width_jumps(int n) } int symbol__tui_annotate(struct symbol *sym, struct map *map, int evidx, - void(*timer)(void *arg), void *arg, - int delay_secs) + struct hist_browser_timer *hbt) { struct disasm_line *pos, *n; struct annotation *notes; @@ -893,7 +909,7 @@ int symbol__tui_annotate(struct symbol *sym, struct map *map, int evidx, annotate_browser__update_addr_width(&browser); - ret = annotate_browser__run(&browser, evidx, timer, arg, delay_secs); + ret = annotate_browser__run(&browser, evidx, hbt); list_for_each_entry_safe(pos, n, ¬es->src->source, node) { list_del(&pos->node); disasm_line__free(pos); @@ -906,11 +922,11 @@ out_free_offsets: #define ANNOTATE_CFG(n) \ { .name = #n, .value = &annotate_browser__opts.n, } - + /* * Keep the entries sorted, they are bsearch'ed */ -static struct annotate__config { +static struct annotate_config { const char *name; bool *value; } annotate__configs[] = { @@ -924,7 +940,7 @@ static struct annotate__config { static int annotate_config__cmp(const void *name, const void *cfgp) { - const struct annotate__config *cfg = cfgp; + const struct annotate_config *cfg = cfgp; return strcmp(name, cfg->name); } @@ -932,7 +948,7 @@ static int annotate_config__cmp(const void *name, const void *cfgp) static int annotate__config(const char *var, const char *value, void *data __maybe_unused) { - struct annotate__config *cfg; + struct annotate_config *cfg; const char *name; if (prefixcmp(var, "annotate.") != 0) @@ -940,7 +956,7 @@ static int annotate__config(const char *var, const char *value, name = var + 9; cfg = bsearch(name, annotate__configs, ARRAY_SIZE(annotate__configs), - sizeof(struct annotate__config), annotate_config__cmp); + sizeof(struct annotate_config), annotate_config__cmp); if (cfg == NULL) return -1; |