Mercurial > hg > graal-compiler
diff src/share/vm/classfile/classLoaderData.hpp @ 10405:f2110083203d
8005849: JEP 167: Event-Based JVM Tracing
Reviewed-by: acorn, coleenp, sla
Contributed-by: Karen Kinnear <karen.kinnear@oracle.com>, Bengt Rutisson <bengt.rutisson@oracle.com>, Calvin Cheung <calvin.cheung@oracle.com>, Erik Gahlin <erik.gahlin@oracle.com>, Erik Helin <erik.helin@oracle.com>, Jesper Wilhelmsson <jesper.wilhelmsson@oracle.com>, Keith McGuigan <keith.mcguigan@oracle.com>, Mattias Tobiasson <mattias.tobiasson@oracle.com>, Markus Gronlund <markus.gronlund@oracle.com>, Mikael Auno <mikael.auno@oracle.com>, Nils Eliasson <nils.eliasson@oracle.com>, Nils Loodin <nils.loodin@oracle.com>, Rickard Backman <rickard.backman@oracle.com>, Staffan Larsen <staffan.larsen@oracle.com>, Stefan Karlsson <stefan.karlsson@oracle.com>, Yekaterina Kantserova <yekaterina.kantserova@oracle.com>
author | sla |
---|---|
date | Mon, 10 Jun 2013 11:30:51 +0200 |
parents | 9d75bcd7c890 |
children | e64f1fe9756b |
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--- a/src/share/vm/classfile/classLoaderData.hpp Fri Jun 07 09:33:01 2013 -0700 +++ b/src/share/vm/classfile/classLoaderData.hpp Mon Jun 10 11:30:51 2013 +0200 @@ -32,6 +32,10 @@ #include "runtime/mutex.hpp" #include "utilities/growableArray.hpp" +#if INCLUDE_TRACE +# include "trace/traceTime.hpp" +#endif + // // A class loader represents a linkset. Conceptually, a linkset identifies // the complete transitive closure of resolved links that a dynamic linker can @@ -49,6 +53,7 @@ class JNIMethodBlock; class JNIHandleBlock; class Metadebug; + // GC root for walking class loader data created class ClassLoaderDataGraph : public AllStatic { @@ -63,6 +68,7 @@ static ClassLoaderData* _saved_head; static ClassLoaderData* add(Handle class_loader, bool anonymous, TRAPS); + static void post_class_unload_events(void); public: static ClassLoaderData* find_or_create(Handle class_loader, TRAPS); static void purge(); @@ -71,6 +77,8 @@ static void always_strong_oops_do(OopClosure* blk, KlassClosure* klass_closure, bool must_claim); static void keep_alive_oops_do(OopClosure* blk, KlassClosure* klass_closure, bool must_claim); static void classes_do(KlassClosure* klass_closure); + static void classes_do(void f(Klass* const)); + static void classes_unloading_do(void f(Klass* const)); static bool do_unloading(BoolObjectClosure* is_alive); // CMS support. @@ -86,6 +94,12 @@ static bool contains(address x); static bool contains_loader_data(ClassLoaderData* loader_data); #endif + +#if INCLUDE_TRACE + private: + static TracingTime _class_unload_time; + static void class_unload_event(Klass* const k); +#endif }; // ClassLoaderData class @@ -171,7 +185,7 @@ void unload(); bool keep_alive() const { return _keep_alive; } bool is_alive(BoolObjectClosure* is_alive_closure) const; - + void classes_do(void f(Klass*)); void classes_do(void f(InstanceKlass*)); // Deallocate free list during class unloading.