69 lines
3.0 KiB
Java
69 lines
3.0 KiB
Java
/*
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* Copyright (c) 2018, 2024, 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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/*
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* @test
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* @bug 8186211
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* @summary Tests various ldc, ldc_w, ldc2_w instructions of CONSTANT_Dynamic.
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* @modules java.base/jdk.internal.misc
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* @library /test/lib
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* @compile CondyUseLDC_W.jasm
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* @compile CondyBadLDC2_W.jasm
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* @compile CondyBadLDC.jasm
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* @run driver CondyLDCTest
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*/
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import jdk.test.lib.process.ProcessTools;
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import jdk.test.lib.process.OutputAnalyzer;
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import jdk.test.lib.compiler.InMemoryJavaCompiler;
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public class CondyLDCTest {
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public static void main(String args[]) throws Throwable {
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// 1. Test a ldc_w instruction can be used with condy's which generate
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// loadable constants of the following types: byte, char, short, float, integer, boolean.
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ProcessBuilder pb = ProcessTools.createTestJavaProcessBuilder("-Xverify:all",
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"CondyUseLDC_W");
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OutputAnalyzer oa = new OutputAnalyzer(pb.start());
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oa.shouldNotContain("VerifyError");
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oa.shouldHaveExitValue(0);
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// 2. Test ldc2_w of a condy which returns a dynamically generated
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// float constant, generates a VerifyError.
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pb = ProcessTools.createTestJavaProcessBuilder("-Xverify:all",
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"CondyBadLDC2_W");
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oa = new OutputAnalyzer(pb.start());
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oa.shouldContain("java.lang.VerifyError: Illegal type at constant pool entry");
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oa.shouldContain("CondyBadLDC2_W.F()F @0: ldc2_w");
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oa.shouldHaveExitValue(1);
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// 3. Test a ldc of a condy which returns a dynamically generated
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// double constant, generates a VerifyError.
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pb = ProcessTools.createTestJavaProcessBuilder("-Xverify:all",
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"CondyBadLDC");
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oa = new OutputAnalyzer(pb.start());
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oa.shouldContain("java.lang.VerifyError: Illegal type at constant pool entry");
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oa.shouldContain("CondyBadLDC.D()D @0: ldc");
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oa.shouldHaveExitValue(1);
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}
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}
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