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comparison src/share/vm/code/nmethod.hpp @ 5274:e72dd6533eb9

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documented importance of nmethod::_graal_compiled_method wrt code unloading and GC
author Doug Simon <doug.simon@oracle.com>
date Mon, 23 Apr 2012 15:42:30 +0200
parents 467de393651a
children 957c266d8bc5
comparison
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5273:7689999f0ea6 5274:e72dd6533eb9
114 // Shared fields for all nmethod's 114 // Shared fields for all nmethod's
115 methodOop _method; 115 methodOop _method;
116 int _entry_bci; // != InvocationEntryBci if this nmethod is an on-stack replacement method 116 int _entry_bci; // != InvocationEntryBci if this nmethod is an on-stack replacement method
117 jmethodID _jmethod_id; // Cache of method()->jmethod_id() 117 jmethodID _jmethod_id; // Cache of method()->jmethod_id()
118 118
119 // Needed to keep nmethods alive that are not the default nmethod for the associated methodOop
119 oop _graal_compiled_method; 120 oop _graal_compiled_method;
120 121
121 // To support simple linked-list chaining of nmethods: 122 // To support simple linked-list chaining of nmethods:
122 nmethod* _osr_link; // from instanceKlass::osr_nmethods_head 123 nmethod* _osr_link; // from instanceKlass::osr_nmethods_head
123 nmethod* _scavenge_root_link; // from CodeCache::scavenge_root_nmethods 124 nmethod* _scavenge_root_link; // from CodeCache::scavenge_root_nmethods