Mercurial > hg > graal-compiler
view src/share/vm/prims/jvm_misc.hpp @ 3405:8cbcd406c42e
7042740: CMS: assert(n> q) failed: Looping at: ... blockOffsetTable.cpp:557
Summary: Do a one-step look-ahead, when sweeping free or garbage blocks, to avoid overstepping sweep limit, which may become a non-block-boundary because of a heap expansion delta coalescing with a previously co-terminal free block.
Reviewed-by: brutisso, tonyp
author | ysr |
---|---|
date | Fri, 27 May 2011 15:05:33 -0700 |
parents | 1d1603768966 |
children | da91efe96a93 |
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/* * Copyright (c) 1998, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #ifndef SHARE_VM_PRIMS_JVM_MISC_HPP #define SHARE_VM_PRIMS_JVM_MISC_HPP #include "prims/jni.h" #include "runtime/handles.hpp" // Useful entry points shared by JNI and JVM interface. // We do not allow real JNI or JVM entry point to call each other. jclass find_class_from_class_loader(JNIEnv* env, Symbol* name, jboolean init, Handle loader, Handle protection_domain, jboolean throwError, TRAPS); void trace_class_resolution(klassOop to_class); /* * Support for Serialization and RMI. Currently used by HotSpot only. */ extern "C" { void JNICALL JVM_SetPrimitiveFieldValues(JNIEnv *env, jclass cb, jobject obj, jlongArray fieldIDs, jcharArray typecodes, jbyteArray data); void JNICALL JVM_GetPrimitiveFieldValues(JNIEnv *env, jclass cb, jobject obj, jlongArray fieldIDs, jcharArray typecodes, jbyteArray data); } /* * Support for -Xcheck:jni */ extern struct JNINativeInterface_* jni_functions_nocheck(); extern struct JNINativeInterface_* jni_functions_check(); /* * Support for swappable jni function table. */ extern struct JNINativeInterface_* jni_functions(); extern void copy_jni_function_table(const struct JNINativeInterface_* new_function_table); // Support for fast JNI accessors extern "C" { typedef jboolean (JNICALL *GetBooleanField_t) (JNIEnv *env, jobject obj, jfieldID fieldID); typedef jbyte (JNICALL *GetByteField_t) (JNIEnv *env, jobject obj, jfieldID fieldID); typedef jchar (JNICALL *GetCharField_t) (JNIEnv *env, jobject obj, jfieldID fieldID); typedef jshort (JNICALL *GetShortField_t) (JNIEnv *env, jobject obj, jfieldID fieldID); typedef jint (JNICALL *GetIntField_t) (JNIEnv *env, jobject obj, jfieldID fieldID); typedef jlong (JNICALL *GetLongField_t) (JNIEnv *env, jobject obj, jfieldID fieldID); typedef jfloat (JNICALL *GetFloatField_t) (JNIEnv *env, jobject obj, jfieldID fieldID); typedef jdouble (JNICALL *GetDoubleField_t) (JNIEnv *env, jobject obj, jfieldID fieldID); } void quicken_jni_functions(); address jni_GetBooleanField_addr(); address jni_GetByteField_addr(); address jni_GetCharField_addr(); address jni_GetShortField_addr(); address jni_GetIntField_addr(); address jni_GetLongField_addr(); address jni_GetFloatField_addr(); address jni_GetDoubleField_addr(); #endif // SHARE_VM_PRIMS_JVM_MISC_HPP