Fri, 14 Feb 2014 09:50:17 -0800
8034860: Fatal error due to incorrect thread state during nightly testing
Summary: use the HAS_PENDING_EXCEPTION and CLEAR_PENDING_EXCEPTION macros
Reviewed-by: dholmes, coleenp, dcubed
mgerdin@3619 | 1 | /* |
mikael@6198 | 2 | * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved. |
mgerdin@3619 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
mgerdin@3619 | 4 | * |
mgerdin@3619 | 5 | * This code is free software; you can redistribute it and/or modify it |
mgerdin@3619 | 6 | * under the terms of the GNU General Public License version 2 only, as |
mgerdin@3619 | 7 | * published by the Free Software Foundation. |
mgerdin@3619 | 8 | * |
mgerdin@3619 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
mgerdin@3619 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
mgerdin@3619 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
mgerdin@3619 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
mgerdin@3619 | 13 | * accompanied this code). |
mgerdin@3619 | 14 | * |
mgerdin@3619 | 15 | * You should have received a copy of the GNU General Public License version |
mgerdin@3619 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
mgerdin@3619 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
mgerdin@3619 | 18 | * |
mgerdin@3619 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
mgerdin@3619 | 20 | * or visit www.oracle.com if you need additional information or have any |
mgerdin@3619 | 21 | * questions. |
mgerdin@3619 | 22 | * |
mgerdin@3619 | 23 | */ |
mgerdin@3619 | 24 | |
mgerdin@3619 | 25 | #ifndef SHARE_VM_PRIMS_WHITEBOX_HPP |
mgerdin@3619 | 26 | #define SHARE_VM_PRIMS_WHITEBOX_HPP |
mgerdin@3619 | 27 | |
nloodin@3681 | 28 | #include "prims/jni.h" |
nloodin@3681 | 29 | |
nloodin@3681 | 30 | #include "memory/allocation.hpp" |
nloodin@3681 | 31 | #include "oops/oopsHierarchy.hpp" |
nloodin@3681 | 32 | |
nloodin@3681 | 33 | // Entry macro to transition from JNI to VM state. |
nloodin@3681 | 34 | |
nloodin@3681 | 35 | #define WB_ENTRY(result_type, header) JNI_ENTRY(result_type, header) |
nloodin@3681 | 36 | #define WB_END JNI_END |
iignatyev@4592 | 37 | #define WB_METHOD_DECLARE(result_type) extern "C" result_type JNICALL |
nloodin@3681 | 38 | |
ccheung@6347 | 39 | #define CHECK_JNI_EXCEPTION_(env, value) \ |
ccheung@6347 | 40 | do { \ |
ccheung@6347 | 41 | JavaThread* THREAD = JavaThread::thread_from_jni_environment(env); \ |
ccheung@6347 | 42 | if (HAS_PENDING_EXCEPTION) { \ |
ccheung@6347 | 43 | CLEAR_PENDING_EXCEPTION; \ |
ccheung@6347 | 44 | return(value); \ |
ccheung@6347 | 45 | } \ |
ccheung@6346 | 46 | } while (0) |
ccheung@6346 | 47 | |
ccheung@6347 | 48 | #define CHECK_JNI_EXCEPTION(env) \ |
ccheung@6347 | 49 | do { \ |
ccheung@6347 | 50 | JavaThread* THREAD = JavaThread::thread_from_jni_environment(env); \ |
ccheung@6347 | 51 | if (HAS_PENDING_EXCEPTION) { \ |
ccheung@6347 | 52 | CLEAR_PENDING_EXCEPTION; \ |
ccheung@6347 | 53 | return; \ |
ccheung@6347 | 54 | } \ |
ccheung@6346 | 55 | } while (0) |
ccheung@6346 | 56 | |
mgerdin@3619 | 57 | class WhiteBox : public AllStatic { |
mgerdin@3619 | 58 | private: |
mgerdin@3619 | 59 | static bool _used; |
mgerdin@3619 | 60 | public: |
mgerdin@3619 | 61 | static bool used() { return _used; } |
mgerdin@3619 | 62 | static void set_used() { _used = true; } |
nloodin@3681 | 63 | static int offset_for_field(const char* field_name, oop object, |
nloodin@3681 | 64 | Symbol* signature_symbol); |
nloodin@3681 | 65 | static const char* lookup_jstring(const char* field_name, oop object); |
nloodin@3681 | 66 | static bool lookup_bool(const char* field_name, oop object); |
mgerdin@3619 | 67 | }; |
mgerdin@3619 | 68 | |
nloodin@3681 | 69 | |
nloodin@3681 | 70 | |
mgerdin@3619 | 71 | #endif // SHARE_VM_PRIMS_WHITEBOX_HPP |