Wed, 14 Mar 2012 20:06:48 -0700
7123170: JCK vm/jvmti/ResourceExhausted/resexh001/resexh00101/ tests fails since 7u4 b02
Summary: The JVMTI ResourceExhausted events must be generated in all places where OOME is thrown
Reviewed-by: acorn, coleenp, dcubed, dholmes, dsamersoff, jwilhelm, tonyp
Contributed-by: serguei.spitsyn@oracle.com
mgerdin@3619 | 1 | /* |
mgerdin@3619 | 2 | * Copyright (c) 2012, 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 | #include "precompiled.hpp" |
mgerdin@3619 | 26 | |
mgerdin@3619 | 27 | #include "jni.h" |
mgerdin@3619 | 28 | |
mgerdin@3619 | 29 | #include "memory/universe.hpp" |
mgerdin@3619 | 30 | #include "oops/oop.inline.hpp" |
mgerdin@3619 | 31 | #include "prims/whitebox.hpp" |
mgerdin@3619 | 32 | #include "runtime/interfaceSupport.hpp" |
mgerdin@3619 | 33 | #include "runtime/os.hpp" |
mgerdin@3619 | 34 | #include "utilities/debug.hpp" |
mgerdin@3619 | 35 | |
mgerdin@3619 | 36 | #ifndef SERIALGC |
mgerdin@3619 | 37 | #include "gc_implementation/g1/concurrentMark.hpp" |
mgerdin@3619 | 38 | #include "gc_implementation/g1/g1CollectedHeap.inline.hpp" |
mgerdin@3619 | 39 | #include "gc_implementation/g1/heapRegionRemSet.hpp" |
mgerdin@3619 | 40 | #endif // !SERIALGC |
mgerdin@3619 | 41 | |
mgerdin@3619 | 42 | bool WhiteBox::_used = false; |
mgerdin@3619 | 43 | |
mgerdin@3619 | 44 | // Entry macro to transition from JNI to VM state. |
mgerdin@3619 | 45 | |
mgerdin@3619 | 46 | #define WB_ENTRY(result_type, header) JNI_ENTRY(result_type, header) |
mgerdin@3619 | 47 | #define WB_END JNI_END |
mgerdin@3619 | 48 | |
mgerdin@3619 | 49 | // Definitions of functions exposed via Whitebox API |
mgerdin@3619 | 50 | |
mgerdin@3619 | 51 | WB_ENTRY(jlong, WB_GetObjectAddress(JNIEnv* env, jobject o, jobject obj)) |
mgerdin@3619 | 52 | return (jlong)(void*)JNIHandles::resolve(obj); |
mgerdin@3619 | 53 | WB_END |
mgerdin@3619 | 54 | |
mgerdin@3619 | 55 | WB_ENTRY(jint, WB_GetHeapOopSize(JNIEnv* env, jobject o)) |
mgerdin@3619 | 56 | return heapOopSize; |
mgerdin@3619 | 57 | WB_END |
mgerdin@3619 | 58 | |
mgerdin@3619 | 59 | #ifndef SERIALGC |
mgerdin@3619 | 60 | WB_ENTRY(jboolean, WB_G1IsHumongous(JNIEnv* env, jobject o, jobject obj)) |
mgerdin@3619 | 61 | G1CollectedHeap* g1 = G1CollectedHeap::heap(); |
mgerdin@3619 | 62 | oop result = JNIHandles::resolve(obj); |
mgerdin@3619 | 63 | const HeapRegion* hr = g1->heap_region_containing(result); |
mgerdin@3619 | 64 | return hr->isHumongous(); |
mgerdin@3619 | 65 | WB_END |
mgerdin@3619 | 66 | |
mgerdin@3619 | 67 | WB_ENTRY(jlong, WB_G1NumFreeRegions(JNIEnv* env, jobject o)) |
mgerdin@3619 | 68 | G1CollectedHeap* g1 = G1CollectedHeap::heap(); |
mgerdin@3619 | 69 | size_t nr = g1->free_regions(); |
mgerdin@3619 | 70 | return (jlong)nr; |
mgerdin@3619 | 71 | WB_END |
mgerdin@3619 | 72 | |
mgerdin@3619 | 73 | WB_ENTRY(jboolean, WB_G1InConcurrentMark(JNIEnv* env, jobject o)) |
mgerdin@3619 | 74 | G1CollectedHeap* g1 = G1CollectedHeap::heap(); |
mgerdin@3619 | 75 | ConcurrentMark* cm = g1->concurrent_mark(); |
mgerdin@3619 | 76 | return cm->concurrent_marking_in_progress(); |
mgerdin@3619 | 77 | WB_END |
mgerdin@3619 | 78 | |
mgerdin@3619 | 79 | WB_ENTRY(jint, WB_G1RegionSize(JNIEnv* env, jobject o)) |
mgerdin@3619 | 80 | return (jint)HeapRegion::GrainBytes; |
mgerdin@3619 | 81 | WB_END |
mgerdin@3619 | 82 | #endif // !SERIALGC |
mgerdin@3619 | 83 | |
mgerdin@3619 | 84 | #define CC (char*) |
mgerdin@3619 | 85 | |
mgerdin@3619 | 86 | static JNINativeMethod methods[] = { |
mgerdin@3619 | 87 | {CC"getObjectAddress", CC"(Ljava/lang/Object;)J", (void*)&WB_GetObjectAddress }, |
mgerdin@3619 | 88 | {CC"getHeapOopSize", CC"()I", (void*)&WB_GetHeapOopSize }, |
mgerdin@3619 | 89 | #ifndef SERIALGC |
mgerdin@3619 | 90 | {CC"g1InConcurrentMark", CC"()Z", (void*)&WB_G1InConcurrentMark}, |
mgerdin@3619 | 91 | {CC"g1IsHumongous", CC"(Ljava/lang/Object;)Z", (void*)&WB_G1IsHumongous }, |
mgerdin@3619 | 92 | {CC"g1NumFreeRegions", CC"()J", (void*)&WB_G1NumFreeRegions }, |
mgerdin@3619 | 93 | {CC"g1RegionSize", CC"()I", (void*)&WB_G1RegionSize }, |
mgerdin@3619 | 94 | #endif // !SERIALGC |
mgerdin@3619 | 95 | }; |
mgerdin@3619 | 96 | |
mgerdin@3619 | 97 | #undef CC |
mgerdin@3619 | 98 | |
mgerdin@3619 | 99 | JVM_ENTRY(void, JVM_RegisterWhiteBoxMethods(JNIEnv* env, jclass wbclass)) |
mgerdin@3619 | 100 | { |
mgerdin@3619 | 101 | if (WhiteBoxAPI) { |
mgerdin@3619 | 102 | // Make sure that wbclass is loaded by the null classloader |
mgerdin@3619 | 103 | instanceKlassHandle ikh = instanceKlassHandle(JNIHandles::resolve(wbclass)->klass()); |
mgerdin@3619 | 104 | Handle loader(ikh->class_loader()); |
mgerdin@3619 | 105 | if (loader.is_null()) { |
mgerdin@3619 | 106 | ThreadToNativeFromVM ttnfv(thread); // can't be in VM when we call JNI |
mgerdin@3619 | 107 | jint result = env->RegisterNatives(wbclass, methods, sizeof(methods)/sizeof(methods[0])); |
mgerdin@3619 | 108 | if (result == 0) { |
mgerdin@3619 | 109 | WhiteBox::set_used(); |
mgerdin@3619 | 110 | } |
mgerdin@3619 | 111 | } |
mgerdin@3619 | 112 | } |
mgerdin@3619 | 113 | } |
mgerdin@3619 | 114 | JVM_END |