perf annotate browser: Add visual cue for retq instruction
Just use a left arrow prefixing retqs.
Requested-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-tnpfijuomrntbnl5vr6ibdwa@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c
index 63206ca..d0c606e 100644
--- a/tools/perf/ui/browsers/annotate.c
+++ b/tools/perf/ui/browsers/annotate.c
@@ -127,11 +127,20 @@
dl->ins->ops->scnprintf(dl->ins, bf, sizeof(bf), &dl->ops,
!ab->use_offset);
- printed += 2;
- } else
- scnprintf(bf, sizeof(bf), " %-6.6s %s", dl->name, dl->ops.raw);
+ } else {
+ if (strcmp(dl->name, "retq")) {
+ slsmg_write_nstring(" ", 2);
+ } else {
+ SLsmg_set_char_set(1);
+ SLsmg_write_char(SLSMG_LARROW_CHAR);
+ SLsmg_set_char_set(0);
+ SLsmg_write_char(' ');
+ }
- slsmg_write_nstring(bf, width - 10 - printed);
+ scnprintf(bf, sizeof(bf), "%-6.6s %s", dl->name, dl->ops.raw);
+ }
+
+ slsmg_write_nstring(bf, width - 12 - printed);
}
if (current_entry)