diff --git a/tools/perf/ui/browser.c b/tools/perf/ui/browser.c index 973ff74e3640..32ac1165100d 100644 --- a/tools/perf/ui/browser.c +++ b/tools/perf/ui/browser.c @@ -600,6 +600,45 @@ void ui_browser__write_graph(struct ui_browser *browser __used, int graph) SLsmg_set_char_set(0); } +void __ui_browser__line_arrow_up(struct ui_browser *browser, unsigned int column, + u64 start, u64 end, int start_width) +{ + unsigned int row, end_row; + + SLsmg_set_char_set(1); + + if (start < browser->top_idx + browser->height) { + row = start - browser->top_idx; + ui_browser__gotorc(browser, row, column); + SLsmg_write_char(SLSMG_LLCORN_CHAR); + ui_browser__gotorc(browser, row, column + 1); + SLsmg_draw_hline(start_width); + + if (row-- == 0) + goto out; + } else + row = browser->height - 1; + + if (end > browser->top_idx) + end_row = end - browser->top_idx; + else + end_row = 0; + + ui_browser__gotorc(browser, end_row, column); + SLsmg_draw_vline(row - end_row + 1); + + ui_browser__gotorc(browser, end_row, column); + if (end >= browser->top_idx) { + SLsmg_write_char(SLSMG_ULCORN_CHAR); + ui_browser__gotorc(browser, end_row, column + 1); + SLsmg_write_char(SLSMG_HLINE_CHAR); + ui_browser__gotorc(browser, end_row, column + 2); + SLsmg_write_char(SLSMG_RARROW_CHAR); + } +out: + SLsmg_set_char_set(0); +} + void ui_browser__init(void) { int i = 0; diff --git a/tools/perf/ui/browser.h b/tools/perf/ui/browser.h index ce20975419d2..2f226cb79f6a 100644 --- a/tools/perf/ui/browser.h +++ b/tools/perf/ui/browser.h @@ -38,6 +38,8 @@ void ui_browser__reset_index(struct ui_browser *self); void ui_browser__gotorc(struct ui_browser *self, int y, int x); void ui_browser__write_graph(struct ui_browser *browser, int graph); +void __ui_browser__line_arrow_up(struct ui_browser *browser, unsigned int column, + u64 start, u64 end, int start_width); void __ui_browser__show_title(struct ui_browser *browser, const char *title); void ui_browser__show_title(struct ui_browser *browser, const char *title); int ui_browser__show(struct ui_browser *self, const char *title, diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c index c3fc6f39f901..9e3310cd02cd 100644 --- a/tools/perf/ui/browsers/annotate.c +++ b/tools/perf/ui/browsers/annotate.c @@ -94,13 +94,13 @@ static void annotate_browser__write(struct ui_browser *self, void *entry, int ro addr += ab->start; if (!ab->use_offset) { - printed = scnprintf(bf, sizeof(bf), "%" PRIx64 ":", addr); + printed = scnprintf(bf, sizeof(bf), " %" PRIx64 ":", addr); } else { if (bdl->jump_target) { - printed = scnprintf(bf, sizeof(bf), "%*" PRIx64 ":", + printed = scnprintf(bf, sizeof(bf), " %*" PRIx64 ":", ab->offset_width, addr); } else { - printed = scnprintf(bf, sizeof(bf), "%*s ", + printed = scnprintf(bf, sizeof(bf), " %*s ", ab->offset_width, " "); } } @@ -141,6 +141,59 @@ static void annotate_browser__write(struct ui_browser *self, void *entry, int ro ab->selection = dl; } +static void annotate_browser__draw_current_loop(struct ui_browser *browser) +{ + struct annotate_browser *ab = container_of(browser, struct annotate_browser, b); + struct map_symbol *ms = browser->priv; + struct symbol *sym = ms->sym; + struct annotation *notes = symbol__annotation(sym); + struct disasm_line *cursor = ab->selection, *pos = cursor, *target; + struct browser_disasm_line *bcursor = disasm_line__browser(cursor), + *btarget, *bpos; + unsigned int from, to, start_width = 2; + + list_for_each_entry_from(pos, ¬es->src->source, node) { + if (!pos->ins || !ins__is_jump(pos->ins)) + continue; + + target = ab->offsets[pos->ops.target]; + if (!target) + continue; + + btarget = disasm_line__browser(target); + if (btarget->idx <= bcursor->idx) + goto found; + } + + return; + +found: + bpos = disasm_line__browser(pos); + if (ab->hide_src_code) { + from = bpos->idx_asm; + to = btarget->idx_asm; + } else { + from = (u64)bpos->idx; + to = (u64)btarget->idx; + } + + ui_browser__set_color(browser, HE_COLORSET_CODE); + + if (!bpos->jump_target) + start_width += ab->offset_width + 1; + + __ui_browser__line_arrow_up(browser, 10, from, to, start_width); +} + +static unsigned int annotate_browser__refresh(struct ui_browser *browser) +{ + int ret = ui_browser__list_head_refresh(browser); + + annotate_browser__draw_current_loop(browser); + + return ret; +} + static double disasm_line__calc_percent(struct disasm_line *dl, struct symbol *sym, int evidx) { double percent = 0.0; @@ -666,7 +719,7 @@ int symbol__tui_annotate(struct symbol *sym, struct map *map, int evidx, }; struct annotate_browser browser = { .b = { - .refresh = ui_browser__list_head_refresh, + .refresh = annotate_browser__refresh, .seek = ui_browser__list_head_seek, .write = annotate_browser__write, .filter = disasm_line__filter,