1// SPDX-License-Identifier: GPL-2.0
2#include "gtk.h"
3#include "util/sort.h"
4#include "util/debug.h"
5#include "util/annotate.h"
6#include "util/evsel.h"
7#include "util/map.h"
8#include "util/dso.h"
9#include "util/symbol.h"
10#include "ui/helpline.h"
11#include <inttypes.h>
12#include <signal.h>
13
14enum {
15	ANN_COL__PERCENT,
16	ANN_COL__OFFSET,
17	ANN_COL__LINE,
18
19	MAX_ANN_COLS
20};
21
22static const char *const col_names[] = {
23	"Overhead",
24	"Offset",
25	"Line"
26};
27
28static int perf_gtk__get_percent(char *buf, size_t size, struct symbol *sym,
29				 struct disasm_line *dl, int evidx)
30{
31	struct annotation *notes;
32	struct sym_hist *symhist;
33	struct sym_hist_entry *entry;
34	double percent = 0.0;
35	const char *markup;
36	int ret = 0;
37	u64 nr_samples = 0;
38
39	strcpy(buf, "");
40
41	if (dl->al.offset == (s64) -1)
42		return 0;
43
44	notes = symbol__annotation(sym);
45	symhist = annotation__histogram(notes, evidx);
46	entry = annotated_source__hist_entry(notes->src, evidx, dl->al.offset);
47	if (entry)
48		nr_samples = entry->nr_samples;
49
50	if (!symbol_conf.event_group && nr_samples == 0)
51		return 0;
52
53	percent = 100.0 * nr_samples / symhist->nr_samples;
54
55	markup = perf_gtk__get_percent_color(percent);
56	if (markup)
57		ret += scnprintf(buf, size, "%s", markup);
58	ret += scnprintf(buf + ret, size - ret, "%6.2f%%", percent);
59	if (markup)
60		ret += scnprintf(buf + ret, size - ret, "</span>");
61
62	return ret;
63}
64
65static int perf_gtk__get_offset(char *buf, size_t size, struct map_symbol *ms,
66				struct disasm_line *dl)
67{
68	u64 start = map__rip_2objdump(ms->map, ms->sym->start);
69
70	strcpy(buf, "");
71
72	if (dl->al.offset == (s64) -1)
73		return 0;
74
75	return scnprintf(buf, size, "%"PRIx64, start + dl->al.offset);
76}
77
78static int perf_gtk__get_line(char *buf, size_t size, struct disasm_line *dl)
79{
80	int ret = 0;
81	char *line = g_markup_escape_text(dl->al.line, -1);
82	const char *markup = "<span fgcolor='gray'>";
83
84	strcpy(buf, "");
85
86	if (!line)
87		return 0;
88
89	if (dl->al.offset != (s64) -1)
90		markup = NULL;
91
92	if (markup)
93		ret += scnprintf(buf, size, "%s", markup);
94	ret += scnprintf(buf + ret, size - ret, "%s", line);
95	if (markup)
96		ret += scnprintf(buf + ret, size - ret, "</span>");
97
98	g_free(line);
99	return ret;
100}
101
102static int perf_gtk__annotate_symbol(GtkWidget *window, struct map_symbol *ms,
103				struct evsel *evsel,
104				struct hist_browser_timer *hbt __maybe_unused)
105{
106	struct symbol *sym = ms->sym;
107	struct disasm_line *pos, *n;
108	struct annotation *notes;
109	GType col_types[MAX_ANN_COLS];
110	GtkCellRenderer *renderer;
111	GtkListStore *store;
112	GtkWidget *view;
113	int i;
114	char s[512];
115
116	notes = symbol__annotation(sym);
117
118	for (i = 0; i < MAX_ANN_COLS; i++) {
119		col_types[i] = G_TYPE_STRING;
120	}
121	store = gtk_list_store_newv(MAX_ANN_COLS, col_types);
122
123	view = gtk_tree_view_new();
124	renderer = gtk_cell_renderer_text_new();
125
126	for (i = 0; i < MAX_ANN_COLS; i++) {
127		gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view),
128					-1, col_names[i], renderer, "markup",
129					i, NULL);
130	}
131
132	gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(store));
133	g_object_unref(GTK_TREE_MODEL(store));
134
135	list_for_each_entry(pos, &notes->src->source, al.node) {
136		GtkTreeIter iter;
137		int ret = 0;
138
139		gtk_list_store_append(store, &iter);
140
141		if (evsel__is_group_event(evsel)) {
142			for (i = 0; i < evsel->core.nr_members; i++) {
143				ret += perf_gtk__get_percent(s + ret,
144							     sizeof(s) - ret,
145							     sym, pos,
146							     evsel->core.idx + i);
147				ret += scnprintf(s + ret, sizeof(s) - ret, " ");
148			}
149		} else {
150			ret = perf_gtk__get_percent(s, sizeof(s), sym, pos,
151						    evsel->core.idx);
152		}
153
154		if (ret)
155			gtk_list_store_set(store, &iter, ANN_COL__PERCENT, s, -1);
156		if (perf_gtk__get_offset(s, sizeof(s), ms, pos))
157			gtk_list_store_set(store, &iter, ANN_COL__OFFSET, s, -1);
158		if (perf_gtk__get_line(s, sizeof(s), pos))
159			gtk_list_store_set(store, &iter, ANN_COL__LINE, s, -1);
160	}
161
162	gtk_container_add(GTK_CONTAINER(window), view);
163
164	list_for_each_entry_safe(pos, n, &notes->src->source, al.node) {
165		list_del_init(&pos->al.node);
166		disasm_line__free(pos);
167	}
168
169	return 0;
170}
171
172static int symbol__gtk_annotate(struct map_symbol *ms, struct evsel *evsel,
173				struct hist_browser_timer *hbt)
174{
175	struct dso *dso = map__dso(ms->map);
176	struct symbol *sym = ms->sym;
177	GtkWidget *window;
178	GtkWidget *notebook;
179	GtkWidget *scrolled_window;
180	GtkWidget *tab_label;
181	int err;
182
183	if (dso->annotate_warned)
184		return -1;
185
186	err = symbol__annotate(ms, evsel, NULL);
187	if (err) {
188		char msg[BUFSIZ];
189		dso->annotate_warned = true;
190		symbol__strerror_disassemble(ms, err, msg, sizeof(msg));
191		ui__error("Couldn't annotate %s: %s\n", sym->name, msg);
192		return -1;
193	}
194
195	symbol__calc_percent(sym, evsel);
196
197	if (perf_gtk__is_active_context(pgctx)) {
198		window = pgctx->main_window;
199		notebook = pgctx->notebook;
200	} else {
201		GtkWidget *vbox;
202		GtkWidget *infobar;
203		GtkWidget *statbar;
204
205		signal(SIGSEGV, perf_gtk__signal);
206		signal(SIGFPE,  perf_gtk__signal);
207		signal(SIGINT,  perf_gtk__signal);
208		signal(SIGQUIT, perf_gtk__signal);
209		signal(SIGTERM, perf_gtk__signal);
210
211		window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
212		gtk_window_set_title(GTK_WINDOW(window), "perf annotate");
213
214		g_signal_connect(window, "delete_event", gtk_main_quit, NULL);
215
216		pgctx = perf_gtk__activate_context(window);
217		if (!pgctx)
218			return -1;
219
220		vbox = gtk_vbox_new(FALSE, 0);
221		notebook = gtk_notebook_new();
222		pgctx->notebook = notebook;
223
224		gtk_box_pack_start(GTK_BOX(vbox), notebook, TRUE, TRUE, 0);
225
226		infobar = perf_gtk__setup_info_bar();
227		if (infobar) {
228			gtk_box_pack_start(GTK_BOX(vbox), infobar,
229					   FALSE, FALSE, 0);
230		}
231
232		statbar = perf_gtk__setup_statusbar();
233		gtk_box_pack_start(GTK_BOX(vbox), statbar, FALSE, FALSE, 0);
234
235		gtk_container_add(GTK_CONTAINER(window), vbox);
236	}
237
238	scrolled_window = gtk_scrolled_window_new(NULL, NULL);
239	tab_label = gtk_label_new(sym->name);
240
241	gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window),
242				       GTK_POLICY_AUTOMATIC,
243				       GTK_POLICY_AUTOMATIC);
244
245	gtk_notebook_append_page(GTK_NOTEBOOK(notebook), scrolled_window,
246				 tab_label);
247
248	perf_gtk__annotate_symbol(scrolled_window, ms, evsel, hbt);
249	return 0;
250}
251
252int hist_entry__gtk_annotate(struct hist_entry *he,
253			     struct evsel *evsel,
254			     struct hist_browser_timer *hbt)
255{
256	return symbol__gtk_annotate(&he->ms, evsel, hbt);
257}
258
259void perf_gtk__show_annotations(void)
260{
261	GtkWidget *window;
262
263	if (!perf_gtk__is_active_context(pgctx))
264		return;
265
266	window = pgctx->main_window;
267	gtk_widget_show_all(window);
268
269	perf_gtk__resize_window(window);
270	gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
271
272	gtk_main();
273
274	perf_gtk__deactivate_context(&pgctx);
275}
276