aboutsummaryrefslogtreecommitdiff
path: root/tools/perf/ui/gtk/annotate.c
blob: 7d8dc581a54592d9ebe8bcd71c60fc04b122019a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
#include "gtk.h"
#include "util/debug.h"
#include "util/annotate.h"
#include "ui/helpline.h"


enum {
	ANN_COL__PERCENT,
	ANN_COL__OFFSET,
	ANN_COL__LINE,

	MAX_ANN_COLS
};

static const char *const col_names[] = {
	"Overhead",
	"Offset",
	"Line"
};

static int perf_gtk__get_percent(char *buf, size_t size, struct symbol *sym,
				 struct disasm_line *dl, int evidx)
{
	struct sym_hist *symhist;
	double percent = 0.0;
	const char *markup;
	int ret = 0;

	strcpy(buf, "");

	if (dl->offset == (s64) -1)
		return 0;

	symhist = annotation__histogram(symbol__annotation(sym), evidx);
	if (!symhist->addr[dl->offset])
		return 0;

	percent = 100.0 * symhist->addr[dl->offset] / symhist->sum;

	markup = perf_gtk__get_percent_color(percent);
	if (markup)
		ret += scnprintf(buf, size, "%s", markup);
	ret += scnprintf(buf + ret, size - ret, "%6.2f%%", percent);
	if (markup)
		ret += scnprintf(buf + ret, size - ret, "</span>");

	return ret;
}

static int perf_gtk__get_offset(char *buf, size_t size, struct symbol *sym,
				struct map *map, struct disasm_line *dl)
{
	u64 start = map__rip_2objdump(map, sym->start);

	strcpy(buf, "");

	if (dl->offset == (s64) -1)
		return 0;

	return scnprintf(buf, size, "%"PRIx64, start + dl->offset);
}

static int perf_gtk__get_line(char *buf, size_t size, struct disasm_line *dl)
{
	int ret = 0;
	char *line = g_markup_escape_text(dl->line, -1);
	const char *markup = "<span fgcolor='gray'>";

	strcpy(buf, "");

	if (!line)
		return 0;

	if (dl->offset != (s64) -1)
		markup = NULL;

	if (markup)
		ret += scnprintf(buf, size, "%s", markup);
	ret += scnprintf(buf + ret, size - ret, "%s", line);
	if (markup)
		ret += scnprintf(buf + ret, size - ret, "</span>");

	g_free(line);
	return ret;
}

static int perf_gtk__annotate_symbol(GtkWidget *window, struct symbol *sym,
				struct map *map, int evidx,
				struct hist_browser_timer *hbt __maybe_unused)
{
	struct disasm_line *pos, *n;
	struct annotation *notes;
	GType col_types[MAX_ANN_COLS];
	GtkCellRenderer *renderer;
	GtkListStore *store;
	GtkWidget *view;
	int i;
	char s[512];

	notes = symbol__annotation(sym);

	for (i = 0; i < MAX_ANN_COLS; i++) {
		col_types[i] = G_TYPE_STRING;
	}
	store = gtk_list_store_newv(MAX_ANN_COLS, col_types);

	view = gtk_tree_view_new();
	renderer = gtk_cell_renderer_text_new();

	for (i = 0; i < MAX_ANN_COLS; i++) {
		gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view),
					-1, col_names[i], renderer, "markup",
					i, NULL);
	}

	gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(store));
	g_object_unref(GTK_TREE_MODEL(store));

	list_for_each_entry(pos, &notes->src->source, node) {
		GtkTreeIter iter;

		gtk_list_store_append(store, &iter);

		if (perf_gtk__get_percent(s, sizeof(s), sym, pos, evidx))
			gtk_list_store_set(store, &iter, ANN_COL__PERCENT, s, -1);
		if (perf_gtk__get_offset(s, sizeof(s), sym, map, pos))
			gtk_list_store_set(store, &iter, ANN_COL__OFFSET, s, -1);
		if (perf_gtk__get_line(s, sizeof(s), pos))
			gtk_list_store_set(store, &iter, ANN_COL__LINE, s, -1);
	}

	gtk_container_add(GTK_CONTAINER(window), view);

	list_for_each_entry_safe(pos, n, &notes->src->source, node) {
		list_del(&pos->node);
		disasm_line__free(pos);
	}

	return 0;
}

int symbol__gtk_annotate(struct symbol *sym, struct map *map, int evidx,
			 struct hist_browser_timer *hbt)
{
	GtkWidget *window;
	GtkWidget *notebook;
	GtkWidget *scrolled_window;
	GtkWidget *tab_label;

	if (map->dso->annotate_warned)
		return -1;

	if (symbol__annotate(sym, map, 0) < 0) {
		ui__error("%s", ui_helpline__current);
		return -1;
	}

	if (perf_gtk__is_active_context(pgctx)) {
		window = pgctx->main_window;
		notebook = pgctx->notebook;
	} else {
		GtkWidget *vbox;
		GtkWidget *infobar;
		GtkWidget *statbar;

		signal(SIGSEGV, perf_gtk__signal);
		signal(SIGFPE,  perf_gtk__signal);
		signal(SIGINT,  perf_gtk__signal);
		signal(SIGQUIT, perf_gtk__signal);
		signal(SIGTERM, perf_gtk__signal);

		window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
		gtk_window_set_title(GTK_WINDOW(window), "perf annotate");

		g_signal_connect(window, "delete_event", gtk_main_quit, NULL);

		pgctx = perf_gtk__activate_context(window);
		if (!pgctx)
			return -1;

		vbox = gtk_vbox_new(FALSE, 0);
		notebook = gtk_notebook_new();
		pgctx->notebook = notebook;

		gtk_box_pack_start(GTK_BOX(vbox), notebook, TRUE, TRUE, 0);

		infobar = perf_gtk__setup_info_bar();
		if (infobar) {
			gtk_box_pack_start(GTK_BOX(vbox), infobar,
					   FALSE, FALSE, 0);
		}

		statbar = perf_gtk__setup_statusbar();
		gtk_box_pack_start(GTK_BOX(vbox), statbar, FALSE, FALSE, 0);

		gtk_container_add(GTK_CONTAINER(window), vbox);
	}

	scrolled_window = gtk_scrolled_window_new(NULL, NULL);
	tab_label = gtk_label_new(sym->name);

	gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window),
				       GTK_POLICY_AUTOMATIC,
				       GTK_POLICY_AUTOMATIC);

	gtk_notebook_append_page(GTK_NOTEBOOK(notebook), scrolled_window,
				 tab_label);

	perf_gtk__annotate_symbol(scrolled_window, sym, map, evidx, hbt);
	return 0;
}

void perf_gtk__show_annotations(void)
{
	GtkWidget *window;

	if (!perf_gtk__is_active_context(pgctx))
		return;

	window = pgctx->main_window;
	gtk_widget_show_all(window);

	perf_gtk__resize_window(window);
	gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);

	gtk_main();

	perf_gtk__deactivate_context(&pgctx);
}