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Diffstat (limited to 'tools/perf/ui/browsers/annotate.c')
-rw-r--r--tools/perf/ui/browsers/annotate.c98
1 files changed, 73 insertions, 25 deletions
diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c
index 27f41f28dcb4..8f7f59d1a2b5 100644
--- a/tools/perf/ui/browsers/annotate.c
+++ b/tools/perf/ui/browsers/annotate.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "../../util/util.h"
#include "../browser.h"
#include "../helpline.h"
@@ -9,14 +10,16 @@
#include "../../util/symbol.h"
#include "../../util/evsel.h"
#include "../../util/config.h"
+#include "../../util/evlist.h"
#include <inttypes.h>
#include <pthread.h>
#include <linux/kernel.h>
+#include <linux/string.h>
#include <sys/ttydefaults.h>
struct disasm_line_samples {
- double percent;
- u64 nr;
+ double percent;
+ struct sym_hist_entry he;
};
#define IPC_WIDTH 6
@@ -40,6 +43,7 @@ static struct annotate_browser_opt {
jump_arrows,
show_linenr,
show_nr_jumps,
+ show_nr_samples,
show_total_period;
} annotate_browser__opts = {
.use_offset = true,
@@ -108,11 +112,12 @@ static int annotate_browser__set_jumps_percent_color(struct annotate_browser *br
static int annotate_browser__pcnt_width(struct annotate_browser *ab)
{
- int w = 7 * ab->nr_events;
+ return (annotate_browser__opts.show_total_period ? 12 : 7) * ab->nr_events;
+}
- if (ab->have_cycles)
- w += IPC_WIDTH + CYCLES_WIDTH;
- return w;
+static int annotate_browser__cycles_width(struct annotate_browser *ab)
+{
+ return ab->have_cycles ? IPC_WIDTH + CYCLES_WIDTH : 0;
}
static void annotate_browser__write(struct ui_browser *browser, void *entry, int row)
@@ -125,7 +130,8 @@ static void annotate_browser__write(struct ui_browser *browser, void *entry, int
(!current_entry || (browser->use_navkeypressed &&
!browser->navkeypressed)));
int width = browser->width, printed;
- int i, pcnt_width = annotate_browser__pcnt_width(ab);
+ int i, pcnt_width = annotate_browser__pcnt_width(ab),
+ cycles_width = annotate_browser__cycles_width(ab);
double percent_max = 0.0;
char bf[256];
bool show_title = false;
@@ -149,8 +155,11 @@ static void annotate_browser__write(struct ui_browser *browser, void *entry, int
bdl->samples[i].percent,
current_entry);
if (annotate_browser__opts.show_total_period) {
+ ui_browser__printf(browser, "%11" PRIu64 " ",
+ bdl->samples[i].he.period);
+ } else if (annotate_browser__opts.show_nr_samples) {
ui_browser__printf(browser, "%6" PRIu64 " ",
- bdl->samples[i].nr);
+ bdl->samples[i].he.nr_samples);
} else {
ui_browser__printf(browser, "%6.2f ",
bdl->samples[i].percent);
@@ -160,9 +169,12 @@ static void annotate_browser__write(struct ui_browser *browser, void *entry, int
ui_browser__set_percent_color(browser, 0, current_entry);
if (!show_title)
- ui_browser__write_nstring(browser, " ", 7 * ab->nr_events);
- else
- ui_browser__printf(browser, "%*s", 7, "Percent");
+ ui_browser__write_nstring(browser, " ", pcnt_width);
+ else {
+ ui_browser__printf(browser, "%*s", pcnt_width,
+ annotate_browser__opts.show_total_period ? "Period" :
+ annotate_browser__opts.show_nr_samples ? "Samples" : "Percent");
+ }
}
if (ab->have_cycles) {
if (dl->ipc)
@@ -188,7 +200,7 @@ static void annotate_browser__write(struct ui_browser *browser, void *entry, int
width += 1;
if (!*dl->line)
- ui_browser__write_nstring(browser, " ", width - pcnt_width);
+ ui_browser__write_nstring(browser, " ", width - pcnt_width - cycles_width);
else if (dl->offset == -1) {
if (dl->line_nr && annotate_browser__opts.show_linenr)
printed = scnprintf(bf, sizeof(bf), "%-*d ",
@@ -197,7 +209,7 @@ static void annotate_browser__write(struct ui_browser *browser, void *entry, int
printed = scnprintf(bf, sizeof(bf), "%*s ",
ab->addr_width, " ");
ui_browser__write_nstring(browser, bf, printed);
- ui_browser__write_nstring(browser, dl->line, width - printed - pcnt_width + 1);
+ ui_browser__write_nstring(browser, dl->line, width - printed - pcnt_width - cycles_width + 1);
} else {
u64 addr = dl->offset;
int color = -1;
@@ -254,7 +266,7 @@ static void annotate_browser__write(struct ui_browser *browser, void *entry, int
}
disasm_line__scnprintf(dl, bf, sizeof(bf), !annotate_browser__opts.use_offset);
- ui_browser__write_nstring(browser, bf, width - pcnt_width - 3 - printed);
+ ui_browser__write_nstring(browser, bf, width - pcnt_width - cycles_width - 3 - printed);
}
if (current_entry)
@@ -272,6 +284,25 @@ static bool disasm_line__is_valid_jump(struct disasm_line *dl, struct symbol *sy
return true;
}
+static bool is_fused(struct annotate_browser *ab, struct disasm_line *cursor)
+{
+ struct disasm_line *pos = list_prev_entry(cursor, node);
+ const char *name;
+
+ if (!pos)
+ return false;
+
+ if (ins__is_lock(&pos->ins))
+ name = pos->ops.locked.ins.name;
+ else
+ name = pos->ins.name;
+
+ if (!name || !cursor->ins.name)
+ return false;
+
+ return ins__is_fused(ab->arch, name, cursor->ins.name);
+}
+
static void annotate_browser__draw_current_jump(struct ui_browser *browser)
{
struct annotate_browser *ab = container_of(browser, struct annotate_browser, b);
@@ -307,6 +338,13 @@ static void annotate_browser__draw_current_jump(struct ui_browser *browser)
ui_browser__set_color(browser, HE_COLORSET_JUMP_ARROWS);
__ui_browser__line_arrow(browser, pcnt_width + 2 + ab->addr_width,
from, to);
+
+ if (is_fused(ab, cursor)) {
+ ui_browser__mark_fused(browser,
+ pcnt_width + 3 + ab->addr_width,
+ from - 1,
+ to > from ? true : false);
+ }
}
static unsigned int annotate_browser__refresh(struct ui_browser *browser)
@@ -422,14 +460,14 @@ static void annotate_browser__calc_percent(struct annotate_browser *browser,
next = disasm__get_next_ip_line(&notes->src->source, pos);
for (i = 0; i < browser->nr_events; i++) {
- u64 nr_samples;
+ struct sym_hist_entry sample;
bpos->samples[i].percent = disasm__calc_percent(notes,
evsel->idx + i,
pos->offset,
next ? next->offset : len,
- &path, &nr_samples);
- bpos->samples[i].nr = nr_samples;
+ &path, &sample);
+ bpos->samples[i].he = sample;
if (max_percent < bpos->samples[i].percent)
max_percent = bpos->samples[i].percent;
@@ -792,13 +830,14 @@ static int annotate_browser__run(struct annotate_browser *browser,
"q/ESC/CTRL+C Exit\n\n"
"ENTER Go to target\n"
"ESC Exit\n"
- "H Cycle thru hottest instructions\n"
+ "H Go to hottest instruction\n"
+ "TAB/shift+TAB Cycle thru hottest instructions\n"
"j Toggle showing jump to target arrows\n"
"J Toggle showing number of jump sources on targets\n"
"n Search next string\n"
"o Toggle disassembler output/simplified view\n"
"s Toggle source code view\n"
- "t Toggle total period view\n"
+ "t Circulate percent, total period, samples view\n"
"/ Search string\n"
"k Toggle line numbers\n"
"r Run available scripts\n"
@@ -875,8 +914,13 @@ show_sup_ins:
}
continue;
case 't':
- annotate_browser__opts.show_total_period =
- !annotate_browser__opts.show_total_period;
+ if (annotate_browser__opts.show_total_period) {
+ annotate_browser__opts.show_total_period = false;
+ annotate_browser__opts.show_nr_samples = true;
+ } else if (annotate_browser__opts.show_nr_samples)
+ annotate_browser__opts.show_nr_samples = false;
+ else
+ annotate_browser__opts.show_total_period = true;
annotate_browser__update_addr_width(browser);
continue;
case K_LEFT:
@@ -899,9 +943,11 @@ out:
int map_symbol__tui_annotate(struct map_symbol *ms, struct perf_evsel *evsel,
struct hist_browser_timer *hbt)
{
- /* Set default value for show_total_period. */
+ /* Set default value for show_total_period and show_nr_samples */
annotate_browser__opts.show_total_period =
- symbol_conf.show_total_period;
+ symbol_conf.show_total_period;
+ annotate_browser__opts.show_nr_samples =
+ symbol_conf.show_nr_samples;
return symbol__tui_annotate(ms->sym, ms->map, evsel, hbt);
}
@@ -1074,7 +1120,8 @@ int symbol__tui_annotate(struct symbol *sym, struct map *map,
}
err = symbol__disassemble(sym, map, perf_evsel__env_arch(evsel),
- sizeof_bdl, &browser.arch);
+ sizeof_bdl, &browser.arch,
+ perf_evsel__env_cpuid(evsel));
if (err) {
char msg[BUFSIZ];
symbol__strerror_disassemble(sym, map, err, msg, sizeof(msg));
@@ -1151,6 +1198,7 @@ static struct annotate_config {
ANNOTATE_CFG(jump_arrows),
ANNOTATE_CFG(show_linenr),
ANNOTATE_CFG(show_nr_jumps),
+ ANNOTATE_CFG(show_nr_samples),
ANNOTATE_CFG(show_total_period),
ANNOTATE_CFG(use_offset),
};
@@ -1170,7 +1218,7 @@ static int annotate__config(const char *var, const char *value,
struct annotate_config *cfg;
const char *name;
- if (prefixcmp(var, "annotate.") != 0)
+ if (!strstarts(var, "annotate."))
return 0;
name = var + 9;
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