hotspot/test/runtime/InitialThreadOverflow/invoke.cxx
author anoll
Tue, 24 Sep 2013 15:56:25 +0200
changeset 20072 6da61000acff
parent 19694 84bcddefd0d7
permissions -rw-r--r--
7009641: Don't fail VM when CodeCache is full Summary: Allocation in the code cache returns NULL instead of failing the entire VM Reviewed-by: kvn, iveresov
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/*
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 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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#include <assert.h>
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#include <jni.h>
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#include <pthread.h>
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JavaVM* jvm;
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void *
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floobydust (void *p) {
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  JNIEnv *env;
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  jvm->AttachCurrentThread((void**)&env, NULL);
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  jclass class_id = env->FindClass ("DoOverflow");
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  assert (class_id);
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  jmethodID method_id = env->GetStaticMethodID(class_id, "printIt", "()V");
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  assert (method_id);
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  env->CallStaticVoidMethod(class_id, method_id, NULL);
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  jvm->DetachCurrentThread();
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}
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int
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main (int argc, const char** argv) {
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  JavaVMOption options[1];
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  options[0].optionString = (char*) "-Xss320k";
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  JavaVMInitArgs vm_args;
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  vm_args.version = JNI_VERSION_1_2;
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  vm_args.ignoreUnrecognized = JNI_TRUE;
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  vm_args.options = options;
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  vm_args.nOptions = 1;
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  JNIEnv* env;
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  jint result = JNI_CreateJavaVM(&jvm, (void**)&env, &vm_args);
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  assert(result >= 0);
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  pthread_t thr;
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  pthread_create(&thr, NULL, floobydust, NULL);
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  pthread_join(thr, NULL);
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  floobydust(NULL);
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  return 0;
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}