+2014-01-16 Markus Metzger <markus.t.metzger@intel.com>
+
+ * btrace.c: Include regcache.h.
+ (btrace_add_pc): New.
+ (btrace_enable): Call btrace_add_pc.
+ (btrace_is_empty): New.
+ * btrace.h (btrace_is_empty): New.
+ * record-btrace.c (require_btrace, record_btrace_info): Call
+ btrace_is_empty.
+
2014-01-16 Markus Metzger <markus.t.metzger@intel.com>
* common/linux-btrace.c (perf_event_read_bts, linux_read_btrace):