Mercurial > hg > graal-jvmci-8
diff src/os/solaris/vm/osThread_solaris.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 | 960a442eae91 |
children |
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--- a/src/os/solaris/vm/osThread_solaris.hpp Fri Jun 07 09:33:01 2013 -0700 +++ b/src/os/solaris/vm/osThread_solaris.hpp Mon Jun 10 11:30:51 2013 +0200 @@ -1,5 +1,5 @@ /* - * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 1997, 2013, 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 @@ -72,61 +72,15 @@ // *************************************************************** public: - - class InterruptArguments : StackObj { - private: - Thread* _thread; // the thread to signal was dispatched to - ucontext_t* _ucontext; // the machine context at the time of the signal - - public: - InterruptArguments(Thread* thread, ucontext_t* ucontext) { - _thread = thread; - _ucontext = ucontext; - } - - Thread* thread() const { return _thread; } - ucontext_t* ucontext() const { return _ucontext; } - }; - - // There are currently no asynchronous callbacks - and we'd better not - // support them in the future either, as they need to be deallocated from - // the interrupt handler, which is not safe; they also require locks to - // protect the callback queue. - - class Sync_Interrupt_Callback : private StackObj { - protected: - volatile bool _is_done; - Monitor* _sync; - Thread* _target; - public: - Sync_Interrupt_Callback(Monitor * sync) { - _is_done = false; _target = NULL; _sync = sync; - } - - bool is_done() const { return _is_done; } - Thread* target() const { return _target; } - - int interrupt(Thread * target, int timeout); - - // override to implement the callback. - virtual void execute(InterruptArguments *args) = 0; - - void leave_callback(); - }; + os::SuspendResume sr; private: - - Sync_Interrupt_Callback * volatile _current_callback; - enum { - callback_in_progress = 1 - }; - Mutex * _current_callback_lock; // only used on v8 + ucontext_t* _ucontext; public: - - int set_interrupt_callback (Sync_Interrupt_Callback * cb); - void remove_interrupt_callback(Sync_Interrupt_Callback * cb); - void do_interrupt_callbacks_at_interrupt(InterruptArguments *args); + ucontext_t* ucontext() const { return _ucontext; } + void set_ucontext(ucontext_t* ptr) { _ucontext = ptr; } + static void SR_handler(Thread* thread, ucontext_t* uc); // *************************************************************** // java.lang.Thread.interrupt state.