8156126: LogCompilation: Dump additional info about deoptimization events
Summary: Added reason and pc information to deoptimization info.
Reviewed-by: vlivanov
--- a/hotspot/src/share/vm/runtime/deoptimization.cpp Fri May 06 18:20:50 2016 +0300
+++ b/hotspot/src/share/vm/runtime/deoptimization.cpp Fri May 06 05:42:36 2016 -0700
@@ -1321,7 +1321,7 @@
assert(cm != NULL, "only compiled methods can deopt");
ttyLocker ttyl;
- xtty->begin_head("deoptimized thread='" UINTX_FORMAT "'", (uintx)thread->osthread()->thread_id());
+ xtty->begin_head("deoptimized thread='" UINTX_FORMAT "' reason='%s' pc='" INTPTR_FORMAT "'",(uintx)thread->osthread()->thread_id(), trap_reason_name(reason), p2i(fr.pc()));
cm->log_identity(xtty);
xtty->end_head();
for (ScopeDesc* sd = cm->scope_desc_at(fr.pc()); ; sd = sd->sender()) {