diff options
| -rw-r--r-- | tools/perf/util/ui/browsers/annotate.c | 76 |
1 files changed, 71 insertions, 5 deletions
diff --git a/tools/perf/util/ui/browsers/annotate.c b/tools/perf/util/ui/browsers/annotate.c index 84315c999284..eb2712ecb601 100644 --- a/tools/perf/util/ui/browsers/annotate.c +++ b/tools/perf/util/ui/browsers/annotate.c @@ -21,12 +21,16 @@ struct annotate_browser { struct rb_root entries; struct rb_node *curr_hot; struct objdump_line *selection; + int nr_asm_entries; + int nr_entries; + bool hide_src_code; }; struct objdump_line_rb_node { struct rb_node rb_node; double percent; u32 idx; + int idx_asm; }; static inline @@ -35,10 +39,22 @@ struct objdump_line_rb_node *objdump_line__rb(struct objdump_line *self) return (struct objdump_line_rb_node *)(self + 1); } +static bool objdump_line__filter(struct ui_browser *browser, void *entry) +{ + struct annotate_browser *ab = container_of(browser, struct annotate_browser, b); + + if (ab->hide_src_code) { + struct objdump_line *ol = list_entry(entry, struct objdump_line, node); + return ol->offset == -1; + } + + return false; +} + static void annotate_browser__write(struct ui_browser *self, void *entry, int row) { struct annotate_browser *ab = container_of(self, struct annotate_browser, b); - struct objdump_line *ol = rb_entry(entry, struct objdump_line, node); + struct objdump_line *ol = list_entry(entry, struct objdump_line, node); bool current_entry = ui_browser__is_current_entry(self, row); int width = self->width; @@ -168,6 +184,45 @@ static void annotate_browser__calc_percent(struct annotate_browser *browser, browser->curr_hot = rb_last(&browser->entries); } +static bool annotate_browser__toggle_source(struct annotate_browser *browser) +{ + struct objdump_line *ol; + struct objdump_line_rb_node *olrb; + off_t offset = browser->b.index - browser->b.top_idx; + + browser->b.seek(&browser->b, offset, SEEK_CUR); + ol = list_entry(browser->b.top, struct objdump_line, node); + olrb = objdump_line__rb(ol); + + if (browser->hide_src_code) { + if (olrb->idx_asm < offset) + offset = olrb->idx; + + browser->b.nr_entries = browser->nr_entries; + browser->hide_src_code = false; + browser->b.seek(&browser->b, -offset, SEEK_CUR); + browser->b.top_idx = olrb->idx - offset; + browser->b.index = olrb->idx; + } else { + if (olrb->idx_asm < 0) { + ui_helpline__puts("Only available for assembly lines."); + browser->b.seek(&browser->b, -offset, SEEK_CUR); + return false; + } + + if (olrb->idx_asm < offset) + offset = olrb->idx_asm; + + browser->b.nr_entries = browser->nr_asm_entries; + browser->hide_src_code = true; + browser->b.seek(&browser->b, -offset, SEEK_CUR); + browser->b.top_idx = olrb->idx_asm - offset; + browser->b.index = olrb->idx_asm; + } + + return true; +} + static int annotate_browser__run(struct annotate_browser *self, int evidx, int nr_events, void(*timer)(void *arg), void *arg, int delay_secs) @@ -175,11 +230,12 @@ static int annotate_browser__run(struct annotate_browser *self, int evidx, struct rb_node *nd = NULL; struct map_symbol *ms = self->b.priv; struct symbol *sym = ms->sym; + const char *help = "<-, ESC: exit, TAB/shift+TAB: cycle hottest lines, " + "H: Hottest, -> Line action, S -> Toggle source " + "code view"; int key; - if (ui_browser__show(&self->b, sym->name, - "<- or ESC: exit, TAB/shift+TAB: " - "cycle hottest lines, H: Hottest, -> Line action") < 0) + if (ui_browser__show(&self->b, sym->name, help) < 0) return -1; annotate_browser__calc_percent(self, evidx); @@ -234,6 +290,10 @@ static int annotate_browser__run(struct annotate_browser *self, int evidx, case 'H': nd = self->curr_hot; break; + case 'S': + if (annotate_browser__toggle_source(self)) + ui_helpline__puts(help); + continue; case NEWT_KEY_ENTER: case NEWT_KEY_RIGHT: if (self->selection == NULL) { @@ -324,6 +384,7 @@ int symbol__tui_annotate(struct symbol *sym, struct map *map, int evidx, .refresh = ui_browser__list_head_refresh, .seek = ui_browser__list_head_seek, .write = annotate_browser__write, + .filter = objdump_line__filter, .priv = &ms, }, }; @@ -351,9 +412,14 @@ int symbol__tui_annotate(struct symbol *sym, struct map *map, int evidx, if (browser.b.width < line_len) browser.b.width = line_len; rbpos = objdump_line__rb(pos); - rbpos->idx = browser.b.nr_entries++; + rbpos->idx = browser.nr_entries++; + if (pos->offset != -1) + rbpos->idx_asm = browser.nr_asm_entries++; + else + rbpos->idx_asm = -1; } + browser.b.nr_entries = browser.nr_entries; browser.b.entries = ¬es->src->source, browser.b.width += 18; /* Percentage */ ret = annotate_browser__run(&browser, evidx, nr_events, |