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e85d5d7a16
8374903: C2 VectorAPI: assert(vbox->as_Phi()->region() == vect->as_Phi()->region()) failed Reviewed-by: qamai, vlivanov
55 lines
2.0 KiB
Java
55 lines
2.0 KiB
Java
/*
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* Copyright (c) 2026, 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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package compiler.vectorapi;
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import jdk.incubator.vector.*;
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/*
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* @test
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* @bug 8375010
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* @summary C2 crashes when expanding VectorBox with Proj input from vector math call
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* @modules jdk.incubator.vector
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* @library /test/lib
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*
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* @run main/othervm -Xbatch -XX:CompileCommand=compileonly,compiler.vectorapi.VectorBoxExpandProj::test compiler.vectorapi.VectorBoxExpandProj
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*/
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public class VectorBoxExpandProj {
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static boolean b;
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public static void main(String[] args) {
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for (int i = 0; i < 20_000; i++) {
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b = !b;
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test();
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}
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System.out.println("PASS");
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}
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// TAN returns Proj (not VectorNode). Phi merging creates VectorBox(Phi, Proj).
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// expand_vbox_node_helper must handle Proj inputs with vector type.
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static Object test() {
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var t = DoubleVector.broadcast(DoubleVector.SPECIES_128, 1.0).lanewise(VectorOperators.TAN);
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return b ? t.convertShape(VectorOperators.Conversion.ofCast(double.class, double.class), DoubleVector.SPECIES_128, 0) : t;
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}
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}
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