8025656: compiler/8013496/Test8013496.sh fails on assert

Summary: Ensure the thread is in correct state; rewrote test in Java
Reviewed-by: kvn, twisti

src/share/vm/compiler/compileBroker.cpp

@@ -1953,6 +1953,10 @@ void CompileBroker::handle_full_code_cache() {
       // Since code cache is full, immediately stop new compiles
       if (CompileBroker::set_should_compile_new_jobs(CompileBroker::stop_compilation)) {
         NMethodSweeper::log_sweep("disable_compiler");
+
+        // Switch to 'vm_state'. This ensures that possibly_sweep() can be called
+        // without having to consider the state in which the current thread is.
+        ThreadInVMfromUnknown in_vm;
         NMethodSweeper::possibly_sweep();
       }
     } else {

test/compiler/8013496/Test8013496.sh

-#!/bin/sh
-# 
-# Copyright (c) 2013, 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.
-# 
-#
-# @test
-# @bug 8013496
-# @summary Test checks that the order in which ReversedCodeCacheSize and 
-#          InitialCodeCacheSize are passed to the VM is irrelevant.  
-# @run shell Test8013496.sh
-#
-#
-## some tests require path to find test source dir
-if [ "${TESTSRC}" = "" ]
-then
-  TESTSRC=${PWD}
-  echo "TESTSRC not set.  Using "${TESTSRC}" as default"
-fi
-echo "TESTSRC=${TESTSRC}"
-## Adding common setup Variables for running shell tests.
-. ${TESTSRC}/../../test_env.sh
-set -x
-
-${TESTJAVA}/bin/java ${TESTVMOPTS} -XX:ReservedCodeCacheSize=2m -XX:InitialCodeCacheSize=500K -version > 1.out 2>&1
-${TESTJAVA}/bin/java ${TESTVMOPTS} -XX:InitialCodeCacheSize=500K -XX:ReservedCodeCacheSize=2m -version > 2.out 2>&1
-
-diff 1.out 2.out
-
-result=$?
-if [ $result -eq 0 ] ; then  
-  echo "Test Passed"
-  exit 0
-else
-  echo "Test Failed"
-  exit 1
-fi

test/compiler/codecache/CheckReservedInitialCodeCacheSizeArgOrder.java

+/*
+ * Copyright (c) 2013, 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.
+ */
+
+/*
+ * @test
+ * @bug 8013496
+ * @summary Test checks that the order in which ReversedCodeCacheSize and
+ *          InitialCodeCacheSize are passed to the VM is irrelevant.
+ * @library /testlibrary
+ *
+ */
+import com.oracle.java.testlibrary.*;
+
+public class CheckReservedInitialCodeCacheSizeArgOrder {
+  public static void main(String[] args) throws Exception {
+    ProcessBuilder pb1,  pb2;
+    OutputAnalyzer out1, out2;
+
+    pb1 = ProcessTools.createJavaProcessBuilder("-XX:InitialCodeCacheSize=4m", "-XX:ReservedCodeCacheSize=8m", "-version");
+    pb2 = ProcessTools.createJavaProcessBuilder("-XX:ReservedCodeCacheSize=8m", "-XX:InitialCodeCacheSize=4m", "-version");
+
+    out1 = new OutputAnalyzer(pb1.start());
+    out2 = new OutputAnalyzer(pb2.start());
+
+    // Check that the outputs are equal
+    if (out1.getStdout().compareTo(out2.getStdout()) != 0) {
+      throw new RuntimeException("Test failed");
+    }
+
+    out1.shouldHaveExitValue(0);
+    out2.shouldHaveExitValue(0);
+  }
+}