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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

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 * 2 along with this work; if not, write to the Free Software Foundation,

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/*

 * @test

 * @bug 8186211

 * @summary Tests various ldc, ldc_w, ldc2_w instructions of CONSTANT_Dynamic.

 * @modules java.base/jdk.internal.misc

 * @library /test/lib

 * @compile CondyUseLDC_W.jasm

 * @compile CondyBadLDC2_W.jasm

 * @compile CondyBadLDC.jasm

 * @run main/othervm -Xverify:all CondyLDCTest

 */

import jdk.test.lib.process.ProcessTools;

import jdk.test.lib.process.OutputAnalyzer;

import jdk.test.lib.compiler.InMemoryJavaCompiler;

public class CondyLDCTest {

    public static void main(String args[]) throws Throwable {

        // 1. Test a ldc_w instruction can be used with condy's which generate

        //    loadable constants of the following types: byte, char, short, float, integer, boolean.

        ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("CondyUseLDC_W");

        OutputAnalyzer oa = new OutputAnalyzer(pb.start());

        oa.shouldNotContain("VerifyError");

        oa.shouldHaveExitValue(0);

        // 2. Test ldc2_w of a condy which returns a dynamically generated

        //    float constant, generates a VerifyError.

        pb = ProcessTools.createJavaProcessBuilder("CondyBadLDC2_W");

        oa = new OutputAnalyzer(pb.start());

        oa.shouldContain("java.lang.VerifyError: Illegal type at constant pool entry");

        oa.shouldContain("CondyBadLDC2_W.F()F @0: ldc2_w");

        oa.shouldHaveExitValue(1);

        // 3. Test a ldc of a condy which returns a dynamically generated

        //    double constant, generates a VerifyError.

        pb = ProcessTools.createJavaProcessBuilder("CondyBadLDC");

        oa = new OutputAnalyzer(pb.start());

        oa.shouldContain("java.lang.VerifyError: Illegal type at constant pool entry");

        oa.shouldContain("CondyBadLDC.D()D @0: ldc");

        oa.shouldHaveExitValue(1);

    }

}