Mercurial > hg > graal-compiler
comparison src/share/vm/code/nmethod.cpp @ 2211:0cd39a385a72
Merge.
author | Thomas Wuerthinger <thomas.wuerthinger@gmail.com> |
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date | Mon, 21 Feb 2011 19:17:33 +0100 |
parents | d25d4ca69222 bf8517f4e4d0 |
children | d9e4d0aefc90 |
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2184:5d801e6b9a80 | 2211:0cd39a385a72 |
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32 #include "compiler/compilerOracle.hpp" | 32 #include "compiler/compilerOracle.hpp" |
33 #include "compiler/disassembler.hpp" | 33 #include "compiler/disassembler.hpp" |
34 #include "interpreter/bytecode.hpp" | 34 #include "interpreter/bytecode.hpp" |
35 #include "oops/methodDataOop.hpp" | 35 #include "oops/methodDataOop.hpp" |
36 #include "prims/jvmtiRedefineClassesTrace.hpp" | 36 #include "prims/jvmtiRedefineClassesTrace.hpp" |
37 #include "prims/jvmtiImpl.hpp" | |
37 #include "runtime/sharedRuntime.hpp" | 38 #include "runtime/sharedRuntime.hpp" |
38 #include "runtime/sweeper.hpp" | 39 #include "runtime/sweeper.hpp" |
39 #include "utilities/dtrace.hpp" | 40 #include "utilities/dtrace.hpp" |
40 #include "utilities/events.hpp" | 41 #include "utilities/events.hpp" |
41 #include "utilities/xmlstream.hpp" | 42 #include "utilities/xmlstream.hpp" |
1548 JvmtiExport::should_post_compiled_method_unload()) { | 1549 JvmtiExport::should_post_compiled_method_unload()) { |
1549 get_and_cache_jmethod_id(); | 1550 get_and_cache_jmethod_id(); |
1550 } | 1551 } |
1551 | 1552 |
1552 if (JvmtiExport::should_post_compiled_method_load()) { | 1553 if (JvmtiExport::should_post_compiled_method_load()) { |
1553 JvmtiExport::post_compiled_method_load(this); | 1554 // Let the Service thread (which is a real Java thread) post the event |
1555 MutexLockerEx ml(Service_lock, Mutex::_no_safepoint_check_flag); | |
1556 JvmtiDeferredEventQueue::enqueue( | |
1557 JvmtiDeferredEvent::compiled_method_load_event(this)); | |
1554 } | 1558 } |
1555 } | 1559 } |
1556 | 1560 |
1557 jmethodID nmethod::get_and_cache_jmethod_id() { | 1561 jmethodID nmethod::get_and_cache_jmethod_id() { |
1558 if (_jmethod_id == NULL) { | 1562 if (_jmethod_id == NULL) { |
1581 // that the jmethodID is a weak reference to the methodOop so if | 1585 // that the jmethodID is a weak reference to the methodOop so if |
1582 // it's being unloaded there's no way to look it up since the weak | 1586 // it's being unloaded there's no way to look it up since the weak |
1583 // ref will have been cleared. | 1587 // ref will have been cleared. |
1584 if (_jmethod_id != NULL && JvmtiExport::should_post_compiled_method_unload()) { | 1588 if (_jmethod_id != NULL && JvmtiExport::should_post_compiled_method_unload()) { |
1585 assert(!unload_reported(), "already unloaded"); | 1589 assert(!unload_reported(), "already unloaded"); |
1586 HandleMark hm; | 1590 JvmtiDeferredEvent event = |
1587 JvmtiExport::post_compiled_method_unload(_jmethod_id, insts_begin()); | 1591 JvmtiDeferredEvent::compiled_method_unload_event( |
1592 _jmethod_id, insts_begin()); | |
1593 if (SafepointSynchronize::is_at_safepoint()) { | |
1594 // Don't want to take the queueing lock. Add it as pending and | |
1595 // it will get enqueued later. | |
1596 JvmtiDeferredEventQueue::add_pending_event(event); | |
1597 } else { | |
1598 MutexLockerEx ml(Service_lock, Mutex::_no_safepoint_check_flag); | |
1599 JvmtiDeferredEventQueue::enqueue(event); | |
1600 } | |
1588 } | 1601 } |
1589 | 1602 |
1590 // The JVMTI CompiledMethodUnload event can be enabled or disabled at | 1603 // The JVMTI CompiledMethodUnload event can be enabled or disabled at |
1591 // any time. As the nmethod is being unloaded now we mark it has | 1604 // any time. As the nmethod is being unloaded now we mark it has |
1592 // having the unload event reported - this will ensure that we don't | 1605 // having the unload event reported - this will ensure that we don't |