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author | Namhyung Kim <namhyung@kernel.org> | 2013-03-05 14:53:30 +0900 |
---|---|---|
committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-03-15 13:06:06 -0300 |
commit | e64aa75bf5559be3ce72e53ae28b76a2f633ca06 (patch) | |
tree | b53c653ae78ae7dd2f038bf39edfec9a84fe1dee /tools/perf/ui/browsers/annotate.c | |
parent | ab77df672cdbf7a0235a9de3289c173e2fce68e5 (diff) | |
download | linux-e64aa75bf5559be3ce72e53ae28b76a2f633ca06.tar.gz linux-e64aa75bf5559be3ce72e53ae28b76a2f633ca06.tar.bz2 linux-e64aa75bf5559be3ce72e53ae28b76a2f633ca06.zip |
perf annotate browser: Use disasm__calc_percent()
The disasm_line__calc_percent() which was used by annotate browser code
almost duplicates disasm__calc_percent. Let's get rid of the code
duplication.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung.kim@lge.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1362462812-30885-11-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/ui/browsers/annotate.c')
-rw-r--r-- | tools/perf/ui/browsers/annotate.c | 50 |
1 files changed, 14 insertions, 36 deletions
diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c index 62369f0b6608..8b16926dd56e 100644 --- a/tools/perf/ui/browsers/annotate.c +++ b/tools/perf/ui/browsers/annotate.c @@ -240,40 +240,6 @@ static unsigned int annotate_browser__refresh(struct ui_browser *browser) return ret; } -static double disasm_line__calc_percent(struct disasm_line *dl, struct symbol *sym, int evidx) -{ - double percent = 0.0; - - if (dl->offset != -1) { - int len = sym->end - sym->start; - unsigned int hits = 0; - struct annotation *notes = symbol__annotation(sym); - struct source_line *src_line = notes->src->lines; - struct sym_hist *h = annotation__histogram(notes, evidx); - s64 offset = dl->offset; - struct disasm_line *next; - - next = disasm__get_next_ip_line(¬es->src->source, dl); - while (offset < (s64)len && - (next == NULL || offset < next->offset)) { - if (src_line) { - percent += src_line[offset].p[0].percent; - } else - hits += h->addr[offset]; - - ++offset; - } - /* - * If the percentage wasn't already calculated in - * symbol__get_source_line, do it now: - */ - if (src_line == NULL && h->sum) - percent = 100.0 * hits / h->sum; - } - - return percent; -} - static void disasm_rb_tree__insert(struct rb_root *root, struct browser_disasm_line *bdl) { struct rb_node **p = &root->rb_node; @@ -337,7 +303,8 @@ static void annotate_browser__calc_percent(struct annotate_browser *browser, struct map_symbol *ms = browser->b.priv; struct symbol *sym = ms->sym; struct annotation *notes = symbol__annotation(sym); - struct disasm_line *pos; + struct disasm_line *pos, *next; + s64 len = symbol__size(sym); browser->entries = RB_ROOT; @@ -345,7 +312,18 @@ static void annotate_browser__calc_percent(struct annotate_browser *browser, list_for_each_entry(pos, ¬es->src->source, node) { struct browser_disasm_line *bpos = disasm_line__browser(pos); - bpos->percent[0] = disasm_line__calc_percent(pos, sym, evsel->idx); + const char *path = NULL; + + if (pos->offset == -1) { + RB_CLEAR_NODE(&bpos->rb_node); + continue; + } + + next = disasm__get_next_ip_line(¬es->src->source, pos); + bpos->percent[0] = disasm__calc_percent(notes, evsel->idx, + pos->offset, next ? next->offset : len, + &path); + if (bpos->percent[0] < 0.01) { RB_CLEAR_NODE(&bpos->rb_node); continue; |