--- a/hotspot/src/share/vm/memory/universe.cpp Wed Jul 05 21:04:26 2017 +0200
+++ b/hotspot/src/share/vm/memory/universe.cpp Wed Dec 02 10:19:14 2015 -0800
@@ -115,6 +115,7 @@
LatestMethodCache* Universe::_loader_addClass_cache = NULL;
LatestMethodCache* Universe::_pd_implies_cache = NULL;
LatestMethodCache* Universe::_throw_illegal_access_error_cache = NULL;
+LatestMethodCache* Universe::_do_stack_walk_cache = NULL;
oop Universe::_out_of_memory_error_java_heap = NULL;
oop Universe::_out_of_memory_error_metaspace = NULL;
oop Universe::_out_of_memory_error_class_metaspace = NULL;
@@ -240,6 +241,7 @@
_loader_addClass_cache->serialize(f);
_pd_implies_cache->serialize(f);
_throw_illegal_access_error_cache->serialize(f);
+ _do_stack_walk_cache->serialize(f);
}
void Universe::check_alignment(uintx size, uintx alignment, const char* name) {
@@ -643,6 +645,7 @@
Universe::_loader_addClass_cache = new LatestMethodCache();
Universe::_pd_implies_cache = new LatestMethodCache();
Universe::_throw_illegal_access_error_cache = new LatestMethodCache();
+ Universe::_do_stack_walk_cache = new LatestMethodCache();
if (UseSharedSpaces) {
// Read the data structures supporting the shared spaces (shared
@@ -1017,6 +1020,17 @@
SystemDictionary::ProtectionDomain_klass(), m);
}
+ // Setup method for stack walking
+ InstanceKlass::cast(SystemDictionary::AbstractStackWalker_klass())->link_class(CHECK_false);
+ m = InstanceKlass::cast(SystemDictionary::AbstractStackWalker_klass())->
+ find_method(vmSymbols::doStackWalk_name(),
+ vmSymbols::doStackWalk_signature());
+ // Allow NULL which should only happen with bootstrapping.
+ if (m != NULL) {
+ Universe::_do_stack_walk_cache->init(
+ SystemDictionary::AbstractStackWalker_klass(), m);
+ }
+
// This needs to be done before the first scavenge/gc, since
// it's an input to soft ref clearing policy.
{