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perf hist: Improve srcfile sort key performance 

Likewise, modify ->cmp() callback to compare sample address and map
address.  And add ->collapse() and ->sort() to check the actual
srcfile string.  Also add ->init() to make sure it has the srcfile.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Milian Wolff <milian.wolff@kdab.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20221215192817.2734573-9-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Namhyung Kim 2022-12-15 11:28:16 -08:00 committed by Arnaldo Carvalho de Melo
parent ec222d7e7c
commit f0cdde28fe
1 changed files with 25 additions and 2 deletions
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27
tools/perf/util/sort.c
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@ -569,18 +569,41 @@ sort__srcfile_cmp(struct hist_entry *left, struct hist_entry *right)
return strcmp(right->srcfile, left->srcfile);
}
static int hist_entry__srcfile_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
static int64_t
sort__srcfile_collapse(struct hist_entry *left, struct hist_entry *right)
{
if (!left->srcfile)
left->srcfile = hist_entry__get_srcfile(left);
if (!right->srcfile)
right->srcfile = hist_entry__get_srcfile(right);
return strcmp(right->srcfile, left->srcfile);
}
static int64_t
sort__srcfile_sort(struct hist_entry *left, struct hist_entry *right)
{
return sort__srcfile_collapse(left, right);
}
static void sort__srcfile_init(struct hist_entry *he)
{
if (!he->srcfile)
he->srcfile = hist_entry__get_srcfile(he);
}
static int hist_entry__srcfile_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%-.*s", width, he->srcfile);
}
struct sort_entry sort_srcfile = {
.se_header = "Source File",
.se_cmp = sort__srcfile_cmp,
.se_collapse = sort__srcfile_collapse,
.se_sort = sort__srcfile_sort,
.se_init = sort__srcfile_init,
.se_snprintf = hist_entry__srcfile_snprintf,
.se_width_idx = HISTC_SRCFILE,
};