[tip:perf/core] perf annotate browser: Add disasm_line__write function

From: tip-bot for Jiri Olsa
Date: Sat Nov 18 2017 - 03:27:42 EST


Commit-ID: a5433b3ec937765a1d7521bc6bb87f6e76497640
Gitweb: https://git.kernel.org/tip/a5433b3ec937765a1d7521bc6bb87f6e76497640
Author: Jiri Olsa <jolsa@xxxxxxxxxx>
AuthorDate: Wed, 11 Oct 2017 17:01:57 +0200
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Thu, 16 Nov 2017 14:49:49 -0300

perf annotate browser: Add disasm_line__write function

Factor disasm_line__write function from annotate_browser__write, which
now keeps only generic display code.

Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Andi Kleen <andi@xxxxxxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/20171011150158.11895-35-jolsa@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/ui/browsers/annotate.c | 98 +++++++++++++++++++++------------------
1 file changed, 53 insertions(+), 45 deletions(-)

diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c
index f0f27cf..5a2f37a 100644
--- a/tools/perf/ui/browsers/annotate.c
+++ b/tools/perf/ui/browsers/annotate.c
@@ -118,11 +118,37 @@ static int annotate_browser__cycles_width(struct annotate_browser *ab)
return ab->have_cycles ? IPC_WIDTH + CYCLES_WIDTH : 0;
}

+static void disasm_line__write(struct disasm_line *dl, struct ui_browser *browser,
+ char *bf, size_t size)
+{
+ if (dl->ins.ops && dl->ins.ops->scnprintf) {
+ if (ins__is_jump(&dl->ins)) {
+ bool fwd = dl->ops.target.offset > dl->al.offset;
+
+ ui_browser__write_graph(browser, fwd ? SLSMG_DARROW_CHAR :
+ SLSMG_UARROW_CHAR);
+ SLsmg_write_char(' ');
+ } else if (ins__is_call(&dl->ins)) {
+ ui_browser__write_graph(browser, SLSMG_RARROW_CHAR);
+ SLsmg_write_char(' ');
+ } else if (ins__is_ret(&dl->ins)) {
+ ui_browser__write_graph(browser, SLSMG_LARROW_CHAR);
+ SLsmg_write_char(' ');
+ } else {
+ ui_browser__write_nstring(browser, " ", 2);
+ }
+ } else {
+ ui_browser__write_nstring(browser, " ", 2);
+ }
+
+ disasm_line__scnprintf(dl, bf, size, !annotate_browser__opts.use_offset);
+}
+
static void annotate_browser__write(struct ui_browser *browser, void *entry, int row)
{
struct annotate_browser *ab = container_of(browser, struct annotate_browser, b);
- struct disasm_line *dl = list_entry(entry, struct disasm_line, al.node);
- struct browser_line *bdl = browser_line(&dl->al);
+ struct annotation_line *al = list_entry(entry, struct annotation_line, node);
+ struct browser_line *bl = browser_line(al);
bool current_entry = ui_browser__is_current_entry(browser, row);
bool change_color = (!annotate_browser__opts.hide_src_code &&
(!current_entry || (browser->use_navkeypressed &&
@@ -135,32 +161,32 @@ static void annotate_browser__write(struct ui_browser *browser, void *entry, int
bool show_title = false;

for (i = 0; i < ab->nr_events; i++) {
- if (dl->al.samples[i].percent > percent_max)
- percent_max = dl->al.samples[i].percent;
+ if (al->samples[i].percent > percent_max)
+ percent_max = al->samples[i].percent;
}

- if ((row == 0) && (dl->al.offset == -1 || percent_max == 0.0)) {
+ if ((row == 0) && (al->offset == -1 || percent_max == 0.0)) {
if (ab->have_cycles) {
- if (dl->al.ipc == 0.0 && dl->al.cycles == 0)
+ if (al->ipc == 0.0 && al->cycles == 0)
show_title = true;
} else
show_title = true;
}

- if (dl->al.offset != -1 && percent_max != 0.0) {
+ if (al->offset != -1 && percent_max != 0.0) {
for (i = 0; i < ab->nr_events; i++) {
ui_browser__set_percent_color(browser,
- dl->al.samples[i].percent,
+ al->samples[i].percent,
current_entry);
if (annotate_browser__opts.show_total_period) {
ui_browser__printf(browser, "%11" PRIu64 " ",
- dl->al.samples[i].he.period);
+ al->samples[i].he.period);
} else if (annotate_browser__opts.show_nr_samples) {
ui_browser__printf(browser, "%6" PRIu64 " ",
- dl->al.samples[i].he.nr_samples);
+ al->samples[i].he.nr_samples);
} else {
ui_browser__printf(browser, "%6.2f ",
- dl->al.samples[i].percent);
+ al->samples[i].percent);
}
}
} else {
@@ -175,16 +201,16 @@ static void annotate_browser__write(struct ui_browser *browser, void *entry, int
}
}
if (ab->have_cycles) {
- if (dl->al.ipc)
- ui_browser__printf(browser, "%*.2f ", IPC_WIDTH - 1, dl->al.ipc);
+ if (al->ipc)
+ ui_browser__printf(browser, "%*.2f ", IPC_WIDTH - 1, al->ipc);
else if (!show_title)
ui_browser__write_nstring(browser, " ", IPC_WIDTH);
else
ui_browser__printf(browser, "%*s ", IPC_WIDTH - 1, "IPC");

- if (dl->al.cycles)
+ if (al->cycles)
ui_browser__printf(browser, "%*" PRIu64 " ",
- CYCLES_WIDTH - 1, dl->al.cycles);
+ CYCLES_WIDTH - 1, al->cycles);
else if (!show_title)
ui_browser__write_nstring(browser, " ", CYCLES_WIDTH);
else
@@ -197,19 +223,19 @@ static void annotate_browser__write(struct ui_browser *browser, void *entry, int
if (!browser->navkeypressed)
width += 1;

- if (!*dl->al.line)
+ if (!*al->line)
ui_browser__write_nstring(browser, " ", width - pcnt_width - cycles_width);
- else if (dl->al.offset == -1) {
- if (dl->al.line_nr && annotate_browser__opts.show_linenr)
+ else if (al->offset == -1) {
+ if (al->line_nr && annotate_browser__opts.show_linenr)
printed = scnprintf(bf, sizeof(bf), "%-*d ",
- ab->addr_width + 1, dl->al.line_nr);
+ ab->addr_width + 1, al->line_nr);
else
printed = scnprintf(bf, sizeof(bf), "%*s ",
ab->addr_width, " ");
ui_browser__write_nstring(browser, bf, printed);
- ui_browser__write_nstring(browser, dl->al.line, width - printed - pcnt_width - cycles_width + 1);
+ ui_browser__write_nstring(browser, al->line, width - printed - pcnt_width - cycles_width + 1);
} else {
- u64 addr = dl->al.offset;
+ u64 addr = al->offset;
int color = -1;

if (!annotate_browser__opts.use_offset)
@@ -218,13 +244,13 @@ static void annotate_browser__write(struct ui_browser *browser, void *entry, int
if (!annotate_browser__opts.use_offset) {
printed = scnprintf(bf, sizeof(bf), "%" PRIx64 ": ", addr);
} else {
- if (bdl->jump_sources) {
+ if (bl->jump_sources) {
if (annotate_browser__opts.show_nr_jumps) {
int prev;
printed = scnprintf(bf, sizeof(bf), "%*d ",
ab->jumps_width,
- bdl->jump_sources);
- prev = annotate_browser__set_jumps_percent_color(ab, bdl->jump_sources,
+ bl->jump_sources);
+ prev = annotate_browser__set_jumps_percent_color(ab, bl->jump_sources,
current_entry);
ui_browser__write_nstring(browser, bf, printed);
ui_browser__set_color(browser, prev);
@@ -243,32 +269,14 @@ static void annotate_browser__write(struct ui_browser *browser, void *entry, int
ui_browser__write_nstring(browser, bf, printed);
if (change_color)
ui_browser__set_color(browser, color);
- if (dl->ins.ops && dl->ins.ops->scnprintf) {
- if (ins__is_jump(&dl->ins)) {
- bool fwd = dl->ops.target.offset > dl->al.offset;
-
- ui_browser__write_graph(browser, fwd ? SLSMG_DARROW_CHAR :
- SLSMG_UARROW_CHAR);
- SLsmg_write_char(' ');
- } else if (ins__is_call(&dl->ins)) {
- ui_browser__write_graph(browser, SLSMG_RARROW_CHAR);
- SLsmg_write_char(' ');
- } else if (ins__is_ret(&dl->ins)) {
- ui_browser__write_graph(browser, SLSMG_LARROW_CHAR);
- SLsmg_write_char(' ');
- } else {
- ui_browser__write_nstring(browser, " ", 2);
- }
- } else {
- ui_browser__write_nstring(browser, " ", 2);
- }

- disasm_line__scnprintf(dl, bf, sizeof(bf), !annotate_browser__opts.use_offset);
+ disasm_line__write(disasm_line(al), browser, bf, sizeof(bf));
+
ui_browser__write_nstring(browser, bf, width - pcnt_width - cycles_width - 3 - printed);
}

if (current_entry)
- ab->selection = &dl->al;
+ ab->selection = al;
}

static bool disasm_line__is_valid_jump(struct disasm_line *dl, struct symbol *sym)