perf report: Show group description when event group is enabled
[linux-2.6-block.git] / tools / perf / ui / gtk / hists.c
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1#include "../evlist.h"
2#include "../cache.h"
3#include "../evsel.h"
4#include "../sort.h"
5#include "../hist.h"
6#include "../helpline.h"
7#include "gtk.h"
8
9#define MAX_COLUMNS 32
10
cb16008b 11static int __percent_color_snprintf(char *buf, size_t size, double percent)
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12{
13 int ret = 0;
14 const char *markup;
15
16 markup = perf_gtk__get_percent_color(percent);
17 if (markup)
18 ret += scnprintf(buf, size, markup);
19
cb16008b 20 ret += scnprintf(buf + ret, size - ret, " %6.2f%%", percent);
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21
22 if (markup)
23 ret += scnprintf(buf + ret, size - ret, "</span>");
24
25 return ret;
26}
27
28
29static int __hpp__color_fmt(struct perf_hpp *hpp, struct hist_entry *he,
30 u64 (*get_field)(struct hist_entry *))
31{
32 int ret;
33 double percent = 0.0;
34 struct hists *hists = he->hists;
35
36 if (hists->stats.total_period)
37 percent = 100.0 * get_field(he) / hists->stats.total_period;
38
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39 ret = __percent_color_snprintf(hpp->buf, hpp->size, percent);
40
41 if (symbol_conf.event_group) {
42 int prev_idx, idx_delta;
43 struct perf_evsel *evsel = hists_to_evsel(hists);
44 struct hist_entry *pair;
45 int nr_members = evsel->nr_members;
46
47 if (nr_members <= 1)
48 return ret;
49
50 prev_idx = perf_evsel__group_idx(evsel);
51
52 list_for_each_entry(pair, &he->pairs.head, pairs.node) {
53 u64 period = get_field(pair);
54 u64 total = pair->hists->stats.total_period;
55
56 evsel = hists_to_evsel(pair->hists);
57 idx_delta = perf_evsel__group_idx(evsel) - prev_idx - 1;
58
59 while (idx_delta--) {
60 /*
61 * zero-fill group members in the middle which
62 * have no sample
63 */
64 ret += __percent_color_snprintf(hpp->buf + ret,
65 hpp->size - ret,
66 0.0);
67 }
68
69 percent = 100.0 * period / total;
70 ret += __percent_color_snprintf(hpp->buf + ret,
71 hpp->size - ret,
72 percent);
73
74 prev_idx = perf_evsel__group_idx(evsel);
75 }
76
77 idx_delta = nr_members - prev_idx - 1;
78
79 while (idx_delta--) {
80 /*
81 * zero-fill group members at last which have no sample
82 */
83 ret += __percent_color_snprintf(hpp->buf + ret,
84 hpp->size - ret,
85 0.0);
86 }
87 }
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88 return ret;
89}
90
91#define __HPP_COLOR_PERCENT_FN(_type, _field) \
92static u64 he_get_##_field(struct hist_entry *he) \
0da41ce9 93{ \
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94 return he->stat._field; \
95} \
0da41ce9 96 \
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97static int perf_gtk__hpp_color_##_type(struct perf_hpp *hpp, \
98 struct hist_entry *he) \
99{ \
100 return __hpp__color_fmt(hpp, he, he_get_##_field); \
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101}
102
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103__HPP_COLOR_PERCENT_FN(overhead, period)
104__HPP_COLOR_PERCENT_FN(overhead_sys, period_sys)
105__HPP_COLOR_PERCENT_FN(overhead_us, period_us)
106__HPP_COLOR_PERCENT_FN(overhead_guest_sys, period_guest_sys)
107__HPP_COLOR_PERCENT_FN(overhead_guest_us, period_guest_us)
0da41ce9 108
843985e9 109#undef __HPP_COLOR_PERCENT_FN
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110
111
112void perf_gtk__init_hpp(void)
113{
114 perf_hpp__column_enable(PERF_HPP__OVERHEAD);
115
116 perf_hpp__init();
117
118 perf_hpp__format[PERF_HPP__OVERHEAD].color =
119 perf_gtk__hpp_color_overhead;
120 perf_hpp__format[PERF_HPP__OVERHEAD_SYS].color =
121 perf_gtk__hpp_color_overhead_sys;
122 perf_hpp__format[PERF_HPP__OVERHEAD_US].color =
123 perf_gtk__hpp_color_overhead_us;
124 perf_hpp__format[PERF_HPP__OVERHEAD_GUEST_SYS].color =
125 perf_gtk__hpp_color_overhead_guest_sys;
126 perf_hpp__format[PERF_HPP__OVERHEAD_GUEST_US].color =
127 perf_gtk__hpp_color_overhead_guest_us;
128}
129
130static void perf_gtk__show_hists(GtkWidget *window, struct hists *hists)
131{
132 struct perf_hpp_fmt *fmt;
133 GType col_types[MAX_COLUMNS];
134 GtkCellRenderer *renderer;
135 struct sort_entry *se;
136 GtkListStore *store;
137 struct rb_node *nd;
138 GtkWidget *view;
139 int col_idx;
140 int nr_cols;
141 char s[512];
142
143 struct perf_hpp hpp = {
144 .buf = s,
145 .size = sizeof(s),
cb16008b 146 .ptr = hists_to_evsel(hists),
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147 };
148
149 nr_cols = 0;
150
151 perf_hpp__for_each_format(fmt)
152 col_types[nr_cols++] = G_TYPE_STRING;
153
154 list_for_each_entry(se, &hist_entry__sort_list, list) {
155 if (se->elide)
156 continue;
157
158 col_types[nr_cols++] = G_TYPE_STRING;
159 }
160
161 store = gtk_list_store_newv(nr_cols, col_types);
162
163 view = gtk_tree_view_new();
164
165 renderer = gtk_cell_renderer_text_new();
166
167 col_idx = 0;
168
169 perf_hpp__for_each_format(fmt) {
170 fmt->header(&hpp);
171
172 gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view),
34b95643 173 -1, ltrim(s),
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174 renderer, "markup",
175 col_idx++, NULL);
176 }
177
178 list_for_each_entry(se, &hist_entry__sort_list, list) {
179 if (se->elide)
180 continue;
181
182 gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view),
183 -1, se->se_header,
184 renderer, "text",
185 col_idx++, NULL);
186 }
187
188 gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(store));
189
190 g_object_unref(GTK_TREE_MODEL(store));
191
192 for (nd = rb_first(&hists->entries); nd; nd = rb_next(nd)) {
193 struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
194 GtkTreeIter iter;
195
196 if (h->filtered)
197 continue;
198
199 gtk_list_store_append(store, &iter);
200
201 col_idx = 0;
202
203 perf_hpp__for_each_format(fmt) {
204 if (fmt->color)
205 fmt->color(&hpp, h);
206 else
207 fmt->entry(&hpp, h);
208
209 gtk_list_store_set(store, &iter, col_idx++, s, -1);
210 }
211
212 list_for_each_entry(se, &hist_entry__sort_list, list) {
213 if (se->elide)
214 continue;
215
216 se->se_snprintf(h, s, ARRAY_SIZE(s),
217 hists__col_len(hists, se->se_width_idx));
218
219 gtk_list_store_set(store, &iter, col_idx++, s, -1);
220 }
221 }
222
223 gtk_container_add(GTK_CONTAINER(window), view);
224}
225
226int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist,
227 const char *help,
228 struct hist_browser_timer *hbt __maybe_unused)
229{
230 struct perf_evsel *pos;
231 GtkWidget *vbox;
232 GtkWidget *notebook;
233 GtkWidget *info_bar;
234 GtkWidget *statbar;
235 GtkWidget *window;
236
237 signal(SIGSEGV, perf_gtk__signal);
238 signal(SIGFPE, perf_gtk__signal);
239 signal(SIGINT, perf_gtk__signal);
240 signal(SIGQUIT, perf_gtk__signal);
241 signal(SIGTERM, perf_gtk__signal);
242
243 window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
244
245 gtk_window_set_title(GTK_WINDOW(window), "perf report");
246
247 g_signal_connect(window, "delete_event", gtk_main_quit, NULL);
248
249 pgctx = perf_gtk__activate_context(window);
250 if (!pgctx)
251 return -1;
252
253 vbox = gtk_vbox_new(FALSE, 0);
254
255 notebook = gtk_notebook_new();
256
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257 gtk_box_pack_start(GTK_BOX(vbox), notebook, TRUE, TRUE, 0);
258
259 info_bar = perf_gtk__setup_info_bar();
260 if (info_bar)
261 gtk_box_pack_start(GTK_BOX(vbox), info_bar, FALSE, FALSE, 0);
262
263 statbar = perf_gtk__setup_statusbar();
264 gtk_box_pack_start(GTK_BOX(vbox), statbar, FALSE, FALSE, 0);
265
266 gtk_container_add(GTK_CONTAINER(window), vbox);
267
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268 list_for_each_entry(pos, &evlist->entries, node) {
269 struct hists *hists = &pos->hists;
270 const char *evname = perf_evsel__name(pos);
271 GtkWidget *scrolled_window;
272 GtkWidget *tab_label;
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273 char buf[512];
274 size_t size = sizeof(buf);
0da41ce9 275
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276 if (symbol_conf.event_group) {
277 if (!perf_evsel__is_group_leader(pos))
278 continue;
279
280 if (pos->nr_members > 1) {
281 perf_evsel__group_desc(pos, buf, size);
282 evname = buf;
283 }
284 }
fc24d7c2 285
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286 scrolled_window = gtk_scrolled_window_new(NULL, NULL);
287
288 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window),
289 GTK_POLICY_AUTOMATIC,
290 GTK_POLICY_AUTOMATIC);
291
292 perf_gtk__show_hists(scrolled_window, hists);
293
294 tab_label = gtk_label_new(evname);
295
296 gtk_notebook_append_page(GTK_NOTEBOOK(notebook), scrolled_window, tab_label);
297 }
298
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299 gtk_widget_show_all(window);
300
301 perf_gtk__resize_window(window);
302
303 gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
304
305 ui_helpline__push(help);
306
307 gtk_main();
308
309 perf_gtk__deactivate_context(&pgctx);
310
311 return 0;
312}