Mercurial > hg > graal-compiler
annotate src/os/windows/vm/vmError_windows.cpp @ 18556:7484f5fcd41d
removed a usages of HotSpotGraalRuntime.unsafeReadWord(); tidied up some comments
author | Doug Simon <doug.simon@oracle.com> |
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date | Wed, 26 Nov 2014 22:58:09 +0100 |
parents | f95d63e2154a |
children |
rev | line source |
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0 | 1 /* |
1972 | 2 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. |
0 | 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #include "precompiled.hpp" |
26 #include "runtime/arguments.hpp" | |
27 #include "runtime/os.hpp" | |
28 #include "runtime/thread.hpp" | |
29 #include "utilities/vmError.hpp" | |
0 | 30 |
31 | |
32 void VMError::show_message_box(char *buf, int buflen) { | |
33 bool yes; | |
34 do { | |
35 error_string(buf, buflen); | |
36 int len = (int)strlen(buf); | |
37 char *p = &buf[len]; | |
38 | |
39 jio_snprintf(p, buflen - len, | |
40 "\n\n" | |
41 "Do you want to debug the problem?\n\n" | |
42 "To debug, attach Visual Studio to process %d; then switch to thread 0x%x\n" | |
43 "Select 'Yes' to launch Visual Studio automatically (PATH must include msdev)\n" | |
44 "Otherwise, select 'No' to abort...", | |
45 os::current_process_id(), os::current_thread_id()); | |
46 | |
47 yes = os::message_box("Unexpected Error", buf) != 0; | |
48 | |
49 if (yes) { | |
50 // yes, user asked VM to launch debugger | |
51 // | |
52 // os::breakpoint() calls DebugBreak(), which causes a breakpoint | |
53 // exception. If VM is running inside a debugger, the debugger will | |
54 // catch the exception. Otherwise, the breakpoint exception will reach | |
55 // the default windows exception handler, which can spawn a debugger and | |
56 // automatically attach to the dying VM. | |
57 os::breakpoint(); | |
58 yes = false; | |
59 } | |
60 } while (yes); | |
61 } | |
62 | |
63 int VMError::get_resetted_sigflags(int sig) { | |
64 return -1; | |
65 } | |
66 | |
67 address VMError::get_resetted_sighandler(int sig) { | |
68 return NULL; | |
69 } | |
70 | |
71 LONG WINAPI crash_handler(struct _EXCEPTION_POINTERS* exceptionInfo) { | |
72 DWORD exception_code = exceptionInfo->ExceptionRecord->ExceptionCode; | |
73 VMError err(NULL, exception_code, NULL, | |
74 exceptionInfo->ExceptionRecord, exceptionInfo->ContextRecord); | |
75 err.report_and_die(); | |
76 return EXCEPTION_CONTINUE_SEARCH; | |
77 } | |
78 | |
79 void VMError::reset_signal_handlers() { | |
80 SetUnhandledExceptionFilter(crash_handler); | |
81 } |