hotspot/src/os/solaris/vm/os_share_solaris.hpp
author kvn
Sun, 26 Jul 2009 16:40:14 -0700
changeset 3594 0ce9158bc84c
parent 1 489c9b5090e2
child 5547 f4b087cbb361
permissions -rw-r--r--
6863420: os::javaTimeNanos() go backward on Solaris x86 Summary: Use new atomic long load method Atomic::load() to load max_hrtime. Reviewed-by: never, ysr, johnc, phh, dcubed, acorn
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/*
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 * Copyright 1999-2007 Sun Microsystems, Inc.  All Rights Reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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 * CA 95054 USA or visit www.sun.com if you need additional information or
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 * have any questions.
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 *
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 */
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// Defines the interfaces to Solaris operating systems that vary across platforms
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// This is a simple callback that just fetches a PC for an interrupted thread.
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// The thread need not be suspended and the fetched PC is just a hint.
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// Returned PC and nPC are not necessarily consecutive.
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// This one is currently used for profiling the VMThread ONLY!
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// Must be synchronous
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class GetThreadPC_Callback : public OSThread::Sync_Interrupt_Callback {
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 private:
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  ExtendedPC _addr;
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 public:
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  GetThreadPC_Callback(Monitor *sync) :
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    OSThread::Sync_Interrupt_Callback(sync) { }
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  ExtendedPC addr() const { return _addr; }
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  void set_addr(ExtendedPC addr) { _addr = addr; }
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  void execute(OSThread::InterruptArguments *args);
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};
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// misc
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extern "C" {
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  void signalHandler(int, siginfo_t*, void*);
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}
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void resolve_lwp_exit_calls(void);
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void handle_unexpected_exception(Thread* thread, int sig, siginfo_t* info, address pc, address adjusted_pc);
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#ifndef PRODUCT
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void continue_with_dump(void);
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#endif
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#if defined(__sparc) && defined(COMPILER2)
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// For Sun Studio compiler implementation is in  file
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// src/os_cpu/solaris_sparc/vm/solaris_sparc.il
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// For gcc implementation is in  file
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// src/os_cpu/solaris_sparc/vm/os_solaris_sparc.cpp
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extern "C" void _mark_fpu_nosave() ;
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#endif
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#define PROCFILE_LENGTH 128