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1 /*
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2 * Copyright 1999-2007 Sun Microsystems, Inc. All Rights Reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 // Defines the interfaces to Solaris operating systems that vary across platforms
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26
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27
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28 // This is a simple callback that just fetches a PC for an interrupted thread.
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29 // The thread need not be suspended and the fetched PC is just a hint.
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30 // Returned PC and nPC are not necessarily consecutive.
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31 // This one is currently used for profiling the VMThread ONLY!
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32
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33 // Must be synchronous
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34 class GetThreadPC_Callback : public OSThread::Sync_Interrupt_Callback {
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35 private:
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36 ExtendedPC _addr;
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37
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38 public:
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39
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40 GetThreadPC_Callback(Monitor *sync) :
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41 OSThread::Sync_Interrupt_Callback(sync) { }
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42 ExtendedPC addr() const { return _addr; }
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43
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44 void set_addr(ExtendedPC addr) { _addr = addr; }
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45
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46 void execute(OSThread::InterruptArguments *args);
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47 };
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48
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49 // misc
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50 extern "C" {
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51 void signalHandler(int, siginfo_t*, void*);
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52 }
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53 void resolve_lwp_exit_calls(void);
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54 void handle_unexpected_exception(Thread* thread, int sig, siginfo_t* info, address pc, address adjusted_pc);
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55 #ifndef PRODUCT
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56 void continue_with_dump(void);
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57 #endif
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58
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59 #if defined(__sparc) && defined(COMPILER2)
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60 // For Sun Studio compiler implementation is in file
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61 // src/os_cpu/solaris_sparc/vm/solaris_sparc.il
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62 // For gcc implementation is in file
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63 // src/os_cpu/solaris_sparc/vm/os_solaris_sparc.cpp
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64 extern "C" void _mark_fpu_nosave() ;
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65 #endif
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66
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67 #define PROCFILE_LENGTH 128
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