mirror of
https://github.com/openjdk/jdk.git
synced 2026-02-24 09:10:08 +00:00
69 lines
2.6 KiB
Java
69 lines
2.6 KiB
Java
/*
|
|
* 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.
|
|
*/
|
|
|
|
package compiler.intrinsics;
|
|
|
|
/*
|
|
* @test
|
|
* @bug 8359344
|
|
* @summary Intrinsic storeMasked can add some control flow before bailing out, leaving a malformed CFG.
|
|
* @modules jdk.incubator.vector
|
|
* @run main/othervm -XX:+UnlockDiagnosticVMOptions
|
|
* -XX:TypeProfileLevel=222 -Xbatch
|
|
* -XX:CompileCommand=compileonly,jdk.incubator.vector.Long*::intoArray0
|
|
* -XX:+AbortVMOnCompilationFailure
|
|
* compiler.intrinsics.VectorIntoArrayInvalidControlFlow
|
|
*
|
|
* @run main compiler.intrinsics.VectorIntoArrayInvalidControlFlow
|
|
*/
|
|
|
|
import jdk.incubator.vector.*;
|
|
|
|
public class VectorIntoArrayInvalidControlFlow {
|
|
private static final VectorSpecies<Long> L_SPECIES = LongVector.SPECIES_128;
|
|
private static final LongVector longVector;
|
|
private static final long[] longArray = new long[L_SPECIES.length()];
|
|
private static final boolean[] longMask = new boolean[L_SPECIES.length()];
|
|
private static final VectorMask<Long> longVectorMask;
|
|
|
|
static {
|
|
for (int i = 0; i < L_SPECIES.length(); i++) {
|
|
longArray[i] = i + 1;
|
|
longMask[i] = L_SPECIES.length() > 1 && i % 2 == 0;
|
|
}
|
|
longVector = LongVector.fromArray(L_SPECIES, longArray, 0);
|
|
longVectorMask = VectorMask.fromArray(L_SPECIES, longMask, 0);
|
|
}
|
|
|
|
static long[] test() {
|
|
long[] res = new long[L_SPECIES.length()];
|
|
for(int j = 0; j < 10_000; j++) {
|
|
longVector.intoArray(res, 0, longVectorMask);
|
|
}
|
|
return res;
|
|
}
|
|
|
|
static public void main(String[] args) {
|
|
test();
|
|
}
|
|
} |