This repository has been archived by the owner. It is now read-only.
Permalink
Show file tree
Hide file tree
1 comment
on commit
sign in to comment.
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Browse files
8278413: C2 crash when allocating array of size too large
Reviewed-by: neliasso, kvn
- Loading branch information
Showing
9 changed files
with
147 additions
and
75 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| @@ -0,0 +1,79 @@ | ||
| /* | ||
| * Copyright (c) 2021, Red Hat, 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 | ||
| * 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 8278413 | ||
| * @summary C2 crash when allocating array of size too large | ||
| * @library /test/lib / | ||
| * @build sun.hotspot.WhiteBox | ||
| * @run driver jdk.test.lib.helpers.ClassFileInstaller sun.hotspot.WhiteBox | ||
| * @run main/othervm -ea -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:-BackgroundCompilation TestFailedAllocationBadGraph | ||
| */ | ||
|
|
||
| import sun.hotspot.WhiteBox; | ||
| import java.lang.reflect.Method; | ||
| import compiler.whitebox.CompilerWhiteBoxTest; | ||
|
|
||
| public class TestFailedAllocationBadGraph { | ||
| private static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox(); | ||
|
|
||
| private static long[] array; | ||
| private static int field; | ||
| private static volatile int barrier; | ||
|
|
||
| public static void main(String[] args) throws Exception { | ||
| run("test1"); | ||
| run("test2"); | ||
| } | ||
|
|
||
| private static void run(String method) throws Exception { | ||
| Method m = TestFailedAllocationBadGraph.class.getDeclaredMethod(method); | ||
| WHITE_BOX.enqueueMethodForCompilation(m, CompilerWhiteBoxTest.COMP_LEVEL_FULL_OPTIMIZATION); | ||
| if (!WHITE_BOX.isMethodCompiled(m) || WHITE_BOX.getMethodCompilationLevel(m) != CompilerWhiteBoxTest.COMP_LEVEL_FULL_OPTIMIZATION) { | ||
| throw new RuntimeException("should still be compiled"); | ||
| } | ||
| } | ||
|
|
||
| private static int test1() { | ||
| int length = Integer.MAX_VALUE; | ||
| try { | ||
| array = new long[length]; | ||
| } catch (OutOfMemoryError outOfMemoryError) { | ||
| barrier = 0x42; | ||
| length = field; | ||
| } | ||
| return length; | ||
| } | ||
|
|
||
| private static int test2() { | ||
| int length = -1; | ||
| try { | ||
| array = new long[length]; | ||
| } catch (OutOfMemoryError outOfMemoryError) { | ||
| barrier = 0x42; | ||
| length = field; | ||
| } | ||
| return length; | ||
| } | ||
| } |
deaf75aThere was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
Review
Issues