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perf hists browser: Move coloring logic to hpp functions 

Move coloring logic into the hpp functions so that each value can
be colored independently.  It'd required for event group view.

For overhead column, add a callback for printing 'folded_sign' of
callchains of a hist entry.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1358845787-1350-11-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Namhyung Kim 2013-01-22 18:09:38 +09:00 committed by Arnaldo Carvalho de Melo
parent 5b9e2146ec
commit 897014603c
1 changed files with 43 additions and 31 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

74
tools/perf/ui/browsers/hists.c
View File

@ -567,23 +567,48 @@ static int hist_browser__show_callchain(struct hist_browser *browser,
return row - first_row;
}
static int __hpp__color_fmt(struct perf_hpp *hpp, struct hist_entry *he,
u64 (*get_field)(struct hist_entry *))
struct hpp_arg {
struct ui_browser *b;
char folded_sign;
bool current_entry;
};
static int __hpp__color_callchain(struct hpp_arg *arg)
{
int ret;
if (!symbol_conf.use_callchain)
return 0;
slsmg_printf("%c ", arg->folded_sign);
return 2;
}
static int __hpp__color_fmt(struct perf_hpp *hpp, struct hist_entry *he,
u64 (*get_field)(struct hist_entry *),
int (*callchain_cb)(struct hpp_arg *))
{
int ret = 0;
double percent = 0.0;
struct hists *hists = he->hists;
struct hpp_arg *arg = hpp->ptr;
if (hists->stats.total_period)
percent = 100.0 * get_field(he) / hists->stats.total_period;
*(double *)hpp->ptr = percent;
ui_browser__set_percent_color(arg->b, percent, arg->current_entry);
if (callchain_cb)
ret += callchain_cb(arg);
ret += scnprintf(hpp->buf, hpp->size, "%6.2f%%", percent);
slsmg_printf("%s", hpp->buf);
if (!arg->current_entry || !arg->b->navkeypressed)
ui_browser__set_color(arg->b, HE_COLORSET_NORMAL);
ret = scnprintf(hpp->buf, hpp->size, "%6.2f%%", percent);
return ret;
}
#define __HPP_COLOR_PERCENT_FN(_type, _field) \
#define __HPP_COLOR_PERCENT_FN(_type, _field, _cb) \
static u64 __hpp_get_##_field(struct hist_entry *he) \
{ \
return he->stat._field; \
@ -592,14 +617,14 @@ static u64 __hpp_get_##_field(struct hist_entry *he) \
static int hist_browser__hpp_color_##_type(struct perf_hpp *hpp, \
struct hist_entry *he) \
{ \
return __hpp__color_fmt(hpp, he, __hpp_get_##_field); \
return __hpp__color_fmt(hpp, he, __hpp_get_##_field, _cb); \
}
__HPP_COLOR_PERCENT_FN(overhead, period)
__HPP_COLOR_PERCENT_FN(overhead_sys, period_sys)
__HPP_COLOR_PERCENT_FN(overhead_us, period_us)
__HPP_COLOR_PERCENT_FN(overhead_guest_sys, period_guest_sys)
__HPP_COLOR_PERCENT_FN(overhead_guest_us, period_guest_us)
__HPP_COLOR_PERCENT_FN(overhead, period, __hpp__color_callchain)
__HPP_COLOR_PERCENT_FN(overhead_sys, period_sys, NULL)
__HPP_COLOR_PERCENT_FN(overhead_us, period_us, NULL)
__HPP_COLOR_PERCENT_FN(overhead_guest_sys, period_guest_sys, NULL)
__HPP_COLOR_PERCENT_FN(overhead_guest_us, period_guest_us, NULL)
#undef __HPP_COLOR_PERCENT_FN
@ -626,7 +651,6 @@ static int hist_browser__show_entry(struct hist_browser *browser,
unsigned short row)
{
char s[256];
double percent;
int printed = 0;
int width = browser->b.width;
char folded_sign = ' ';
@ -646,16 +670,20 @@ static int hist_browser__show_entry(struct hist_browser *browser,
}
if (row_offset == 0) {
struct hpp_arg arg = {
.b = &browser->b,
.folded_sign = folded_sign,
.current_entry = current_entry,
};
struct perf_hpp hpp = {
.buf = s,
.size = sizeof(s),
.ptr = &arg,
};
int i = 0;
ui_browser__gotorc(&browser->b, row, 0);
perf_hpp__for_each_format(fmt) {
if (!first) {
slsmg_printf(" ");
width -= 2;
@ -663,27 +691,11 @@ static int hist_browser__show_entry(struct hist_browser *browser,
first = false;
if (fmt->color) {
hpp.ptr = &percent;
/* It will set percent for us. See __hpp__color_fmt above. */
width -= fmt->color(&hpp, entry);
ui_browser__set_percent_color(&browser->b, percent, current_entry);
if (!i && symbol_conf.use_callchain) {
slsmg_printf("%c ", folded_sign);
width -= 2;
}
slsmg_printf("%s", s);
if (!current_entry || !browser->b.navkeypressed)
ui_browser__set_color(&browser->b, HE_COLORSET_NORMAL);
} else {
width -= fmt->entry(&hpp, entry);
slsmg_printf("%s", s);
}
i++;
}
/* The scroll bar isn't being used */