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Subject[PATCH 27/44] perf annotate: Finish the generalization of annotate_browser__write()
Date
From: Arnaldo Carvalho de Melo <acme@redhat.com>

We pass some more callbacks and all of annotate_browser__write() seems
to be free of TUI code (except for some arrow constants, will fix).

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-5uo6yvwnxtsbe8y6v0ysaakf@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/ui/browsers/annotate.c | 97 +++++---------------------------
tools/perf/util/annotate.c | 113 +++++++++++++++++++++++++++++++++++---
tools/perf/util/annotate.h | 13 +++--
3 files changed, 127 insertions(+), 96 deletions(-)

diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c
index 9b77a016e299..2b18c462b882 100644
--- a/tools/perf/ui/browsers/annotate.c
+++ b/tools/perf/ui/browsers/annotate.c
@@ -71,38 +71,20 @@ static int ui_browser__jumps_percent_color(struct ui_browser *browser, int nr, b
return HE_COLORSET_NORMAL;
}

-static int ui_browser__set_jumps_percent_color(struct ui_browser *browser, int nr, bool current)
+static int ui_browser__set_jumps_percent_color(void *browser, int nr, bool current)
{
int color = ui_browser__jumps_percent_color(browser, nr, current);
return ui_browser__set_color(browser, color);
}

-static void disasm_line__write(struct disasm_line *dl, struct ui_browser *browser,
- char *bf, size_t size)
+static int annotate_browser__set_color(void *browser, int color)
{
- struct annotation *notes = browser__annotation(browser);
-
- 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);
- }
+ return ui_browser__set_color(browser, color);
+}

- disasm_line__scnprintf(dl, bf, size, !notes->options->use_offset);
+static void annotate_browser__write_graph(void *browser, int graph)
+{
+ ui_browser__write_graph(browser, graph);
}

static void annotate_browser__set_percent_color(void *browser, double percent, bool current)
@@ -128,68 +110,19 @@ static void annotate_browser__write(struct ui_browser *browser, void *entry, int
bool change_color = (!notes->options->hide_src_code &&
(!current_entry || (browser->use_navkeypressed &&
!browser->navkeypressed)));
- int width = browser->width, printed;
- int pcnt_width = annotation__pcnt_width(notes),
- cycles_width = annotation__cycles_width(notes);
- char bf[256];
-
- annotation_line__print_start(al, notes, row == 0, current_entry, browser,
- annotate_browser__set_percent_color,
- annotate_browser__printf);
+ int width = browser->width;

/* The scroll bar isn't being used */
if (!browser->navkeypressed)
width += 1;

- if (!*al->line)
- ui_browser__write_nstring(browser, " ", width - pcnt_width - cycles_width);
- else if (al->offset == -1) {
- if (al->line_nr && notes->options->show_linenr)
- printed = scnprintf(bf, sizeof(bf), "%-*d ", notes->widths.addr + 1, al->line_nr);
- else
- printed = scnprintf(bf, sizeof(bf), "%*s ", notes->widths.addr, " ");
- ui_browser__write_nstring(browser, bf, printed);
- ui_browser__write_nstring(browser, al->line, width - printed - pcnt_width - cycles_width + 1);
- } else {
- u64 addr = al->offset;
- int color = -1;
-
- if (!notes->options->use_offset)
- addr += notes->start;
-
- if (!notes->options->use_offset) {
- printed = scnprintf(bf, sizeof(bf), "%" PRIx64 ": ", addr);
- } else {
- if (al->jump_sources) {
- if (notes->options->show_nr_jumps) {
- int prev;
- printed = scnprintf(bf, sizeof(bf), "%*d ",
- notes->widths.jumps,
- al->jump_sources);
- prev = ui_browser__set_jumps_percent_color(browser, al->jump_sources,
- current_entry);
- ui_browser__write_nstring(browser, bf, printed);
- ui_browser__set_color(browser, prev);
- }
-
- printed = scnprintf(bf, sizeof(bf), "%*" PRIx64 ": ",
- notes->widths.target, addr);
- } else {
- printed = scnprintf(bf, sizeof(bf), "%*s ",
- notes->widths.addr, " ");
- }
- }
-
- if (change_color)
- color = ui_browser__set_color(browser, HE_COLORSET_ADDR);
- ui_browser__write_nstring(browser, bf, printed);
- if (change_color)
- ui_browser__set_color(browser, color);
-
- disasm_line__write(disasm_line(al), browser, bf, sizeof(bf));
-
- ui_browser__write_nstring(browser, bf, width - pcnt_width - cycles_width - 3 - printed);
- }
+ annotation_line__write(al, notes, row == 0, current_entry, change_color,
+ width, browser,
+ annotate_browser__set_color,
+ annotate_browser__set_percent_color,
+ ui_browser__set_jumps_percent_color,
+ annotate_browser__printf,
+ annotate_browser__write_graph);

if (current_entry)
ab->selection = al;
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index 046feda11052..45a52e2658c8 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -27,6 +27,18 @@
#include <linux/bitops.h>
#include <linux/kernel.h>

+/* FIXME: For the HE_COLORSET */
+#include "ui/browser.h"
+
+/*
+ * FIXME: Using the same values as slang.h,
+ * but that header may not be available everywhere
+ */
+#define LARROW_CHAR 0x1B
+#define RARROW_CHAR 0x1A
+#define DARROW_CHAR 0x19
+#define UARROW_CHAR 0x18
+
#include "sane_ctype.h"

const char *disassembler_style;
@@ -2204,14 +2216,48 @@ static void set_percent_color_stub(void *obj __maybe_unused,
{
}

-void annotation_line__print_start(struct annotation_line *al, struct annotation *notes,
- bool first_line, bool current_entry,
- void *obj,
- void (*obj__set_percent_color)(void *obj, double percent, bool current),
- void (*obj__printf)(void *obj, const char *fmt, ...))
+static void disasm_line__write(struct disasm_line *dl, struct annotation *notes,
+ void *obj, char *bf, size_t size,
+ void (*obj__printf)(void *obj, const char *fmt, ...),
+ void (*obj__write_graph)(void *obj, int graph))
+{
+ if (dl->ins.ops && dl->ins.ops->scnprintf) {
+ if (ins__is_jump(&dl->ins)) {
+ bool fwd = dl->ops.target.offset > dl->al.offset;
+
+ obj__write_graph(obj, fwd ? DARROW_CHAR : UARROW_CHAR);
+ obj__printf(obj, " ");
+ } else if (ins__is_call(&dl->ins)) {
+ obj__write_graph(obj, RARROW_CHAR);
+ obj__printf(obj, " ");
+ } else if (ins__is_ret(&dl->ins)) {
+ obj__write_graph(obj, LARROW_CHAR);
+ obj__printf(obj, " ");
+ } else {
+ obj__printf(obj, " ");
+ }
+ } else {
+ obj__printf(obj, " ");
+ }
+
+ disasm_line__scnprintf(dl, bf, size, !notes->options->use_offset);
+}
+
+void annotation_line__write(struct annotation_line *al, struct annotation *notes,
+ bool first_line, bool current_entry, bool change_color, int width,
+ void *obj,
+ int (*obj__set_color)(void *obj, int color),
+ void (*obj__set_percent_color)(void *obj, double percent, bool current),
+ int (*obj__set_jumps_percent_color)(void *obj, int nr, bool current),
+ void (*obj__printf)(void *obj, const char *fmt, ...),
+ void (*obj__write_graph)(void *obj, int graph))
{
double percent_max = annotation_line__max_percent(al, notes);
+ int pcnt_width = annotation__pcnt_width(notes),
+ cycles_width = annotation__cycles_width(notes);
bool show_title = false;
+ char bf[256];
+ int printed;

if (first_line && (al->offset == -1 || percent_max == 0.0)) {
if (notes->have_cycles) {
@@ -2240,14 +2286,12 @@ void annotation_line__print_start(struct annotation_line *al, struct annotation
}
}
} else {
- int pcnt_width = annotation__pcnt_width(notes);
-
obj__set_percent_color(obj, 0, current_entry);

if (!show_title)
- obj__printf(obj, "%*s", pcnt_width, " ");
+ obj__printf(obj, "%-*s", pcnt_width, " ");
else {
- obj__printf(obj, "%*s", pcnt_width,
+ obj__printf(obj, "%-*s", pcnt_width,
notes->options->show_total_period ? "Period" :
notes->options->show_nr_samples ? "Samples" : "Percent");
}
@@ -2271,6 +2315,57 @@ void annotation_line__print_start(struct annotation_line *al, struct annotation
}

obj__printf(obj, " ");
+
+ if (!*al->line)
+ obj__printf(obj, "%-*s", width - pcnt_width - cycles_width, " ");
+ else if (al->offset == -1) {
+ if (al->line_nr && notes->options->show_linenr)
+ printed = scnprintf(bf, sizeof(bf), "%-*d ", notes->widths.addr + 1, al->line_nr);
+ else
+ printed = scnprintf(bf, sizeof(bf), "%-*s ", notes->widths.addr, " ");
+ obj__printf(obj, bf);
+ obj__printf(obj, "%-*s", width - printed - pcnt_width - cycles_width + 1, al->line);
+ } else {
+ u64 addr = al->offset;
+ int color = -1;
+
+ if (!notes->options->use_offset)
+ addr += notes->start;
+
+ if (!notes->options->use_offset) {
+ printed = scnprintf(bf, sizeof(bf), "%" PRIx64 ": ", addr);
+ } else {
+ if (al->jump_sources) {
+ if (notes->options->show_nr_jumps) {
+ int prev;
+ printed = scnprintf(bf, sizeof(bf), "%*d ",
+ notes->widths.jumps,
+ al->jump_sources);
+ prev = obj__set_jumps_percent_color(obj, al->jump_sources,
+ current_entry);
+ obj__printf(obj, bf);
+ obj__set_color(obj, prev);
+ }
+
+ printed = scnprintf(bf, sizeof(bf), "%*" PRIx64 ": ",
+ notes->widths.target, addr);
+ } else {
+ printed = scnprintf(bf, sizeof(bf), "%-*s ",
+ notes->widths.addr, " ");
+ }
+ }
+
+ if (change_color)
+ color = obj__set_color(obj, HE_COLORSET_ADDR);
+ obj__printf(obj, bf);
+ if (change_color)
+ obj__set_color(obj, color);
+
+ disasm_line__write(disasm_line(al), notes, obj, bf, sizeof(bf), obj__printf, obj__write_graph);
+
+ obj__printf(obj, "%-*s", width - pcnt_width - cycles_width - 3 - printed, bf);
+ }
+
}

int symbol__annotate2(struct symbol *sym, struct map *map, struct perf_evsel *evsel,
diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h
index 84c99774bfed..27fcdacbb497 100644
--- a/tools/perf/util/annotate.h
+++ b/tools/perf/util/annotate.h
@@ -126,11 +126,14 @@ struct annotation_line *
annotation_line__next(struct annotation_line *pos, struct list_head *head);

double annotation_line__max_percent(struct annotation_line *al, struct annotation *notes);
-void annotation_line__print_start(struct annotation_line *al, struct annotation *notes,
- bool first_line, bool current_entry,
- void *obj,
- void (*obj__set_percent_color)(void *obj, double percent, bool current),
- void (*obj__printf)(void *obj, const char *fmt, ...));
+void annotation_line__write(struct annotation_line *al, struct annotation *notes,
+ bool first_line, bool current_entry, bool change_color, int width,
+ void *obj,
+ int (*obj__set_color)(void *obj, int color),
+ void (*obj__set_percent_color)(void *obj, double percent, bool current),
+ int (*obj__set_jumps_percent_color)(void *obj, int nr, bool current),
+ void (*obj__printf)(void *obj, const char *fmt, ...),
+ void (*obj__write_graph)(void *obj, int graph));

int disasm_line__scnprintf(struct disasm_line *dl, char *bf, size_t size, bool raw);
size_t disasm__fprintf(struct list_head *head, FILE *fp);
--
2.14.3
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