xref: /openjdk10/hotspot/src/os/solaris/vm/os_share_solaris.hpp

/*
 * Copyright (c) 1999, 2010, 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.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 *
 */

#ifndef OS_SOLARIS_VM_OS_SHARE_SOLARIS_HPP
#define OS_SOLARIS_VM_OS_SHARE_SOLARIS_HPP

// Defines the interfaces to Solaris operating systems that vary across platforms


// This is a simple callback that just fetches a PC for an interrupted thread.
// The thread need not be suspended and the fetched PC is just a hint.
// Returned PC and nPC are not necessarily consecutive.
// This one is currently used for profiling the VMThread ONLY!

// Must be synchronous
class GetThreadPC_Callback : public OSThread::Sync_Interrupt_Callback {
 private:
  ExtendedPC _addr;

 public:

  GetThreadPC_Callback(Monitor *sync) :
    OSThread::Sync_Interrupt_Callback(sync) { }
  ExtendedPC addr() const { return _addr; }

  void set_addr(ExtendedPC addr) { _addr = addr; }

  void execute(OSThread::InterruptArguments *args);
};

// misc
extern "C" {
  void signalHandler(int, siginfo_t*, void*);
}
void resolve_lwp_exit_calls(void);
void handle_unexpected_exception(Thread* thread, int sig, siginfo_t* info, address pc, address adjusted_pc);
#ifndef PRODUCT
void continue_with_dump(void);
#endif

#if defined(__sparc) && defined(COMPILER2)
// For Sun Studio compiler implementation is in  file
// src/os_cpu/solaris_sparc/vm/solaris_sparc.il
// For gcc implementation is in  file
// src/os_cpu/solaris_sparc/vm/os_solaris_sparc.cpp
extern "C" void _mark_fpu_nosave() ;
#endif

#define PROCFILE_LENGTH 128

#endif // OS_SOLARIS_VM_OS_SHARE_SOLARIS_HPP