Mercurial > hg > graal-compiler
diff src/share/vm/prims/jvm.cpp @ 356:1ee8caae33af
Merge
author | tonyp |
---|---|
date | Thu, 21 Aug 2008 23:36:31 -0400 |
parents | 37f87013dfd8 9c2ecc2ffb12 |
children | f008d3631bd1 |
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--- a/src/share/vm/prims/jvm.cpp Wed Aug 06 11:57:31 2008 -0400 +++ b/src/share/vm/prims/jvm.cpp Thu Aug 21 23:36:31 2008 -0400 @@ -1,5 +1,5 @@ /* - * Copyright 1997-2007 Sun Microsystems, Inc. All Rights Reserved. + * Copyright 1997-2008 Sun Microsystems, Inc. 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 @@ -628,6 +628,30 @@ if (PrintJVMWarnings) warning("JVM_ResolveClass not implemented"); JVM_END +// Rationale behind JVM_FindClassFromBootLoader +// a> JVM_FindClassFromClassLoader was never exported in the export tables. +// b> because of (a) java.dll has a direct dependecy on the unexported +// private symbol "_JVM_FindClassFromClassLoader@20". +// c> the launcher cannot use the private symbol as it dynamically opens +// the entry point, so if something changes, the launcher will fail +// unexpectedly at runtime, it is safest for the launcher to dlopen a +// stable exported interface. +// d> re-exporting JVM_FindClassFromClassLoader as public, will cause its +// signature to change from _JVM_FindClassFromClassLoader@20 to +// JVM_FindClassFromClassLoader and will not be backward compatible +// with older JDKs. +// Thus a public/stable exported entry point is the right solution, +// public here means public in linker semantics, and is exported only +// to the JDK, and is not intended to be a public API. + +JVM_ENTRY(jclass, JVM_FindClassFromBootLoader(JNIEnv* env, + const char* name, + jboolean throwError)) + JVMWrapper3("JVM_FindClassFromBootLoader %s throw %s", name, + throwError ? "error" : "exception"); + return JVM_FindClassFromClassLoader(env, name, JNI_FALSE, + (jobject)NULL, throwError); +JVM_END JVM_ENTRY(jclass, JVM_FindClassFromClassLoader(JNIEnv* env, const char* name, jboolean init, jobject loader,