|
1 /* |
|
2 * Copyright (c) 2003, 2017, Oracle and/or its affiliates. All rights reserved. |
|
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
|
4 * |
|
5 * This code is free software; you can redistribute it and/or modify it |
|
6 * under the terms of the GNU General Public License version 2 only, as |
|
7 * published by the Free Software Foundation. |
|
8 * |
|
9 * This code is distributed in the hope that it will be useful, but WITHOUT |
|
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
|
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
|
12 * version 2 for more details (a copy is included in the LICENSE file that |
|
13 * accompanied this code). |
|
14 * |
|
15 * You should have received a copy of the GNU General Public License version |
|
16 * 2 along with this work; if not, write to the Free Software Foundation, |
|
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
|
18 * |
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
|
20 * or visit www.oracle.com if you need additional information or have any |
|
21 * questions. |
|
22 * |
|
23 */ |
|
24 |
|
25 #include "precompiled.hpp" |
|
26 #include "memory/filemap.hpp" |
|
27 #include "runtime/arguments.hpp" |
|
28 #include "runtime/os.hpp" |
|
29 #include "runtime/thread.hpp" |
|
30 #include "utilities/vmError.hpp" |
|
31 |
|
32 int VMError::get_resetted_sigflags(int sig) { |
|
33 return -1; |
|
34 } |
|
35 |
|
36 address VMError::get_resetted_sighandler(int sig) { |
|
37 return NULL; |
|
38 } |
|
39 |
|
40 LONG WINAPI crash_handler(struct _EXCEPTION_POINTERS* exceptionInfo) { |
|
41 DWORD exception_code = exceptionInfo->ExceptionRecord->ExceptionCode; |
|
42 VMError::report_and_die(NULL, exception_code, NULL, exceptionInfo->ExceptionRecord, |
|
43 exceptionInfo->ContextRecord); |
|
44 return EXCEPTION_CONTINUE_SEARCH; |
|
45 } |
|
46 |
|
47 void VMError::reset_signal_handlers() { |
|
48 SetUnhandledExceptionFilter(crash_handler); |
|
49 } |
|
50 |
|
51 // Write a hint to the stream in case siginfo relates to a segv/bus error |
|
52 // and the offending address points into CDS archive. |
|
53 void VMError::check_failing_cds_access(outputStream* st, const void* siginfo) { |
|
54 #if INCLUDE_CDS |
|
55 if (siginfo && UseSharedSpaces) { |
|
56 const EXCEPTION_RECORD* const er = (const EXCEPTION_RECORD*)siginfo; |
|
57 if (er->ExceptionCode == EXCEPTION_IN_PAGE_ERROR && |
|
58 er->NumberParameters >= 2) { |
|
59 const void* const fault_addr = (const void*) er->ExceptionInformation[1]; |
|
60 if (fault_addr != NULL) { |
|
61 FileMapInfo* const mapinfo = FileMapInfo::current_info(); |
|
62 if (mapinfo->is_in_shared_space(fault_addr)) { |
|
63 st->print("Error accessing class data sharing archive. " |
|
64 "Mapped file inaccessible during execution, possible disk/network problem."); |
|
65 } |
|
66 } |
|
67 } |
|
68 } |
|
69 #endif |
|
70 } |
|
71 |
|
72 // Error reporting cancellation: there is no easy way to implement this on Windows, because we do |
|
73 // not have an easy way to send signals to threads (aka to cause a win32 Exception in another |
|
74 // thread). We would need something like "RaiseException(HANDLE thread)"... |
|
75 void VMError::reporting_started() {} |
|
76 void VMError::interrupt_reporting_thread() {} |
|
77 |