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8364490: Fatal error on large SpecTrapLimitExtraEntries value

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Reviewed-by: chagedorn, roland
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Anton Seoane Ampudia 2025-12-10 08:53:30 +00:00 committed by Christian Hagedorn
parent 00068a8030
commit b60ac710be
2 changed files with 41 additions and 0 deletions
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1
src/hotspot/share/runtime/globals.hpp
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@ -1369,6 +1369,7 @@ const int ObjectAlignmentInBytes = 8;
\
product(int, SpecTrapLimitExtraEntries, 3, EXPERIMENTAL, \
"Extra method data trap entries for speculation") \
range(0, 100) \
\
product(double, InlineFrequencyRatio, 0.25, DIAGNOSTIC, \
"Ratio of call site execution to caller method invocation") \

40
test/hotspot/jtreg/compiler/arguments/TestSpecTrapLimitExtraEntries.java Normal file
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@ -0,0 +1,40 @@
/*
* Copyright (c) 2025, 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 8364490
* @summary "Hello world" sanity test for SpecTrapLimitExtraEntries
*
* @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:SpecTrapLimitExtraEntries=0 compiler.arguments.TestSpecTrapLimitExtraEntries
* @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:SpecTrapLimitExtraEntries=100 compiler.arguments.TestSpecTrapLimitExtraEntries
*/
package compiler.arguments;
public class TestSpecTrapLimitExtraEntries {
public static void main(String[] args) {
System.out.println("Passed");
}
}