Mercurial > hg > graal-compiler
annotate src/os_cpu/windows_x86/vm/thread_windows_x86.cpp @ 11224:679ba643aa71
CR-917 fix for ExceptionObjectNode
author | Mick Jordan <mick.jordan@oracle.com> |
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date | Tue, 06 Aug 2013 10:50:53 -0700 |
parents | f2110083203d |
children | 774e1c2f8741 |
rev | line source |
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0 | 1 /* |
10405 | 2 * Copyright (c) 2003, 2013, 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/frame.inline.hpp" | |
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27 #include "runtime/thread.inline.hpp" |
0 | 28 |
29 // For Forte Analyzer AsyncGetCallTrace profiling support - thread is | |
30 // currently interrupted by SIGPROF | |
31 bool JavaThread::pd_get_top_frame_for_signal_handler(frame* fr_addr, | |
32 void* ucontext, bool isInJava) { | |
33 | |
34 assert(Thread::current() == this, "caller must be current thread"); | |
10405 | 35 return pd_get_top_frame(fr_addr, ucontext, isInJava); |
36 } | |
37 | |
38 bool JavaThread::pd_get_top_frame_for_profiling(frame* fr_addr, void* ucontext, bool isInJava) { | |
39 return pd_get_top_frame(fr_addr, ucontext, isInJava); | |
40 } | |
41 | |
42 bool JavaThread::pd_get_top_frame(frame* fr_addr, void* ucontext, bool isInJava) { | |
43 | |
0 | 44 assert(this->is_Java_thread(), "must be JavaThread"); |
45 | |
46 JavaThread* jt = (JavaThread *)this; | |
47 | |
48 // If we have a last_Java_frame, then we should use it even if | |
49 // isInJava == true. It should be more reliable than CONTEXT info. | |
50 if (jt->has_last_Java_frame()) { | |
51 *fr_addr = jt->pd_last_frame(); | |
52 return true; | |
53 } | |
54 | |
55 // At this point, we don't have a last_Java_frame, so | |
56 // we try to glean some information out of the CONTEXT | |
57 // if we were running Java code when SIGPROF came in. | |
58 if (isInJava) { | |
59 CONTEXT* uc = (CONTEXT*)ucontext; | |
60 | |
61 #ifdef AMD64 | |
62 intptr_t* ret_fp = (intptr_t*) uc->Rbp; | |
63 intptr_t* ret_sp = (intptr_t*) uc->Rsp; | |
64 ExtendedPC addr = ExtendedPC((address)uc->Rip); | |
65 #else | |
66 intptr_t* ret_fp = (intptr_t*) uc->Ebp; | |
67 intptr_t* ret_sp = (intptr_t*) uc->Esp; | |
68 ExtendedPC addr = ExtendedPC((address)uc->Eip); | |
69 #endif // AMD64 | |
70 if (addr.pc() == NULL || ret_sp == NULL ) { | |
71 // CONTEXT wasn't useful | |
72 return false; | |
73 } | |
74 | |
75 frame ret_frame(ret_sp, ret_fp, addr.pc()); | |
76 if (!ret_frame.safe_for_sender(jt)) { | |
77 #ifdef COMPILER2 | |
78 // C2 uses ebp as a general register see if NULL fp helps | |
79 frame ret_frame2(ret_sp, NULL, addr.pc()); | |
80 if (!ret_frame2.safe_for_sender(jt)) { | |
81 // nothing else to try if the frame isn't good | |
82 return false; | |
83 } | |
84 ret_frame = ret_frame2; | |
85 #else | |
86 // nothing else to try if the frame isn't good | |
87 return false; | |
88 #endif /* COMPILER2 */ | |
89 } | |
90 *fr_addr = ret_frame; | |
91 return true; | |
92 } | |
93 | |
94 // nothing else to try | |
95 return false; | |
96 } | |
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97 |
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98 void JavaThread::cache_global_variables() { } |