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src/share/vm/memory/sharedHeap.hpp

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rev 7854 : imported patch 8027962-per-phase-timing-measurements-for-strong-roots-processing
rev 7855 : [mq]: 8027962-bengt-suggestions

*** 1,7 **** /* ! * Copyright (c) 2000, 2014, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. --- 1,7 ---- /* ! * Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation.
*** 101,111 **** --- 101,129 ---- class SharedHeap : public CollectedHeap { friend class VMStructs; friend class VM_GC_Operation; friend class VM_CGC_Operation; + public: + // The set of potentially parallel tasks in root scanning. + enum SH_process_roots_tasks { + SH_PS_Threads_oops_do, + SH_PS_StringTable_oops_do, + SH_PS_Universe_oops_do, + SH_PS_JNIHandles_oops_do, + SH_PS_ObjectSynchronizer_oops_do, + SH_PS_FlatProfiler_oops_do, + SH_PS_Management_oops_do, + SH_PS_SystemDictionary_oops_do, + SH_PS_ClassLoaderDataGraph_oops_do, + SH_PS_jvmti_oops_do, + SH_PS_CodeCache_oops_do, + // Leave this one last. + SH_PS_NumElements + }; + static const char* ext_roots_task_str(uint task); private: // For claiming strong_roots tasks. SubTasksDone* _process_strong_tasks; protected:
*** 238,258 **** ScanningOption so, OopClosure* strong_roots, OopClosure* weak_roots, CLDClosure* strong_cld_closure, CLDClosure* weak_cld_closure, ! CodeBlobClosure* code_roots); void process_all_roots(bool activate_scope, ScanningOption so, OopClosure* roots, CLDClosure* cld_closure, ! CodeBlobClosure* code_roots); void process_strong_roots(bool activate_scope, ScanningOption so, OopClosure* roots, CLDClosure* cld_closure, ! CodeBlobClosure* code_roots); // Apply "root_closure" to the JNI weak roots.. void process_weak_roots(OopClosure* root_closure); --- 256,279 ---- ScanningOption so, OopClosure* strong_roots, OopClosure* weak_roots, CLDClosure* strong_cld_closure, CLDClosure* weak_cld_closure, ! CodeBlobClosure* code_roots, ! PhaseTimeData* phase_durations = NULL); void process_all_roots(bool activate_scope, ScanningOption so, OopClosure* roots, CLDClosure* cld_closure, ! CodeBlobClosure* code_roots, ! PhaseTimeData* phase_durations = NULL); void process_strong_roots(bool activate_scope, ScanningOption so, OopClosure* roots, CLDClosure* cld_closure, ! CodeBlobClosure* code_roots, ! PhaseTimeData* phase_durations = NULL); // Apply "root_closure" to the JNI weak roots.. void process_weak_roots(OopClosure* root_closure);
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