tools/perf/ui/gtk/annotate.c

   1 #include "gtk.h"
   2 #include "util/debug.h"
   3 #include "util/annotate.h"
   4 #include "ui/helpline.h"
   5
   6
   7 enum {
   8         ANN_COL__PERCENT,
   9         ANN_COL__OFFSET,
  10         ANN_COL__LINE,
  11
  12         MAX_ANN_COLS
  13 };
  14
  15 static const char *const col_names[] = {
  16         "Overhead",
  17         "Offset",
  18         "Line"
  19 };
  20
  21 static int perf_gtk__get_percent(char *buf, size_t size, struct symbol *sym,
  22                                  struct disasm_line *dl, int evidx)
  23 {
  24         struct sym_hist *symhist;
  25         double percent = 0.0;
  26         const char *markup;
  27         int ret = 0;
  28
  29         strcpy(buf, "");
  30
  31         if (dl->offset == (s64) -1)
  32                 return 0;
  33
  34         symhist = annotation__histogram(symbol__annotation(sym), evidx);
  35         if (!symhist->addr[dl->offset])
  36                 return 0;
  37
  38         percent = 100.0 * symhist->addr[dl->offset] / symhist->sum;
  39
  40         markup = perf_gtk__get_percent_color(percent);
  41         if (markup)
  42                 ret += scnprintf(buf, size, "%s", markup);
  43         ret += scnprintf(buf + ret, size - ret, "%6.2f%%", percent);
  44         if (markup)
  45                 ret += scnprintf(buf + ret, size - ret, "</span>");
  46
  47         return ret;
  48 }
  49
  50 static int perf_gtk__get_offset(char *buf, size_t size, struct symbol *sym,
  51                                 struct map *map, struct disasm_line *dl)
  52 {
  53         u64 start = map__rip_2objdump(map, sym->start);
  54
  55         strcpy(buf, "");
  56
  57         if (dl->offset == (s64) -1)
  58                 return 0;
  59
  60         return scnprintf(buf, size, "%"PRIx64, start + dl->offset);
  61 }
  62
  63 static int perf_gtk__get_line(char *buf, size_t size, struct disasm_line *dl)
  64 {
  65         int ret = 0;
  66         char *line = g_markup_escape_text(dl->line, -1);
  67         const char *markup = "<span fgcolor='gray'>";
  68
  69         strcpy(buf, "");
  70
  71         if (!line)
  72                 return 0;
  73
  74         if (dl->offset != (s64) -1)
  75                 markup = NULL;
  76
  77         if (markup)
  78                 ret += scnprintf(buf, size, "%s", markup);
  79         ret += scnprintf(buf + ret, size - ret, "%s", line);
  80         if (markup)
  81                 ret += scnprintf(buf + ret, size - ret, "</span>");
  82
  83         g_free(line);
  84         return ret;
  85 }
  86
  87 static int perf_gtk__annotate_symbol(GtkWidget *window, struct symbol *sym,
  88                                 struct map *map, int evidx,
  89                                 struct hist_browser_timer *hbt __maybe_unused)
  90 {
  91         struct disasm_line *pos, *n;
  92         struct annotation *notes;
  93         GType col_types[MAX_ANN_COLS];
  94         GtkCellRenderer *renderer;
  95         GtkListStore *store;
  96         GtkWidget *view;
  97         int i;
  98         char s[512];
  99
 100         if (map->dso->annotate_warned)
 101                 return -1;
 102
 103         if (symbol__annotate(sym, map, 0) < 0) {
 104                 ui__error("%s", ui_helpline__current);
 105                 return -1;
 106         }
 107
 108         notes = symbol__annotation(sym);
 109
 110         for (i = 0; i < MAX_ANN_COLS; i++) {
 111                 col_types[i] = G_TYPE_STRING;
 112         }
 113         store = gtk_list_store_newv(MAX_ANN_COLS, col_types);
 114
 115         view = gtk_tree_view_new();
 116         renderer = gtk_cell_renderer_text_new();
 117
 118         for (i = 0; i < MAX_ANN_COLS; i++) {
 119                 gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view),
 120                                         -1, col_names[i], renderer, "markup",
 121                                         i, NULL);
 122         }
 123
 124         gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(store));
 125         g_object_unref(GTK_TREE_MODEL(store));
 126
 127         list_for_each_entry(pos, &notes->src->source, node) {
 128                 GtkTreeIter iter;
 129
 130                 gtk_list_store_append(store, &iter);
 131
 132                 if (perf_gtk__get_percent(s, sizeof(s), sym, pos, evidx))
 133                         gtk_list_store_set(store, &iter, ANN_COL__PERCENT, s, -1);
 134                 if (perf_gtk__get_offset(s, sizeof(s), sym, map, pos))
 135                         gtk_list_store_set(store, &iter, ANN_COL__OFFSET, s, -1);
 136                 if (perf_gtk__get_line(s, sizeof(s), pos))
 137                         gtk_list_store_set(store, &iter, ANN_COL__LINE, s, -1);
 138         }
 139
 140         gtk_container_add(GTK_CONTAINER(window), view);
 141
 142         list_for_each_entry_safe(pos, n, &notes->src->source, node) {
 143                 list_del(&pos->node);
 144                 disasm_line__free(pos);
 145         }
 146
 147         return 0;
 148 }
 149
 150 int symbol__gtk_annotate(struct symbol *sym, struct map *map, int evidx,
 151                          struct hist_browser_timer *hbt)
 152 {
 153         GtkWidget *window;
 154         GtkWidget *notebook;
 155         GtkWidget *scrolled_window;
 156         GtkWidget *tab_label;
 157
 158         if (perf_gtk__is_active_context(pgctx)) {
 159                 window = pgctx->main_window;
 160                 notebook = pgctx->notebook;
 161         } else {
 162                 GtkWidget *vbox;
 163                 GtkWidget *infobar;
 164                 GtkWidget *statbar;
 165
 166                 signal(SIGSEGV, perf_gtk__signal);
 167                 signal(SIGFPE,  perf_gtk__signal);
 168                 signal(SIGINT,  perf_gtk__signal);
 169                 signal(SIGQUIT, perf_gtk__signal);
 170                 signal(SIGTERM, perf_gtk__signal);
 171
 172                 window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 173                 gtk_window_set_title(GTK_WINDOW(window), "perf annotate");
 174
 175                 g_signal_connect(window, "delete_event", gtk_main_quit, NULL);
 176
 177                 pgctx = perf_gtk__activate_context(window);
 178                 if (!pgctx)
 179                         return -1;
 180
 181                 vbox = gtk_vbox_new(FALSE, 0);
 182                 notebook = gtk_notebook_new();
 183                 pgctx->notebook = notebook;
 184
 185                 gtk_box_pack_start(GTK_BOX(vbox), notebook, TRUE, TRUE, 0);
 186
 187                 infobar = perf_gtk__setup_info_bar();
 188                 if (infobar) {
 189                         gtk_box_pack_start(GTK_BOX(vbox), infobar,
 190                                            FALSE, FALSE, 0);
 191                 }
 192
 193                 statbar = perf_gtk__setup_statusbar();
 194                 gtk_box_pack_start(GTK_BOX(vbox), statbar, FALSE, FALSE, 0);
 195
 196                 gtk_container_add(GTK_CONTAINER(window), vbox);
 197         }
 198
 199         scrolled_window = gtk_scrolled_window_new(NULL, NULL);
 200         tab_label = gtk_label_new(sym->name);
 201
 202         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window),
 203                                        GTK_POLICY_AUTOMATIC,
 204                                        GTK_POLICY_AUTOMATIC);
 205
 206         gtk_notebook_append_page(GTK_NOTEBOOK(notebook), scrolled_window,
 207                                  tab_label);
 208
 209         perf_gtk__annotate_symbol(scrolled_window, sym, map, evidx, hbt);
 210         return 0;
 211 }
 212
 213 void perf_gtk__show_annotations(void)
 214 {
 215         GtkWidget *window;
 216
 217         if (!perf_gtk__is_active_context(pgctx))
 218                 return;
 219
 220         window = pgctx->main_window;
 221         gtk_widget_show_all(window);
 222
 223         perf_gtk__resize_window(window);
 224         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
 225
 226         gtk_main();
 227
 228         perf_gtk__deactivate_context(&pgctx);
 229 }