8291809: Convert compiler/c2/cr7200264/TestSSE2IntVect.java to IR verification test

[sendaoYan]

The option "-XX:LoopUnrollLimit=0" results in no unrolling and consequently no vectorization opportunities in the test code.

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Progress

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Issue

• JDK-8291809: Convert compiler/c2/cr7200264/TestSSE2IntVect.java to IR verification test (Bug - P4)

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[bridgekeeper]

👋 Welcome back syan! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[sendaoYan]

TestSSE2IntVect.java test fail with -XX:LoopUnrollLimit=0 before this PR:

java.lang.RuntimeException: Unexpected AndV number: expected 0 >= 3
        at jdk.test.lib.Asserts.fail(Asserts.java:594)
        at jdk.test.lib.Asserts.assertGreaterThanOrEqual(Asserts.java:288)
        at jdk.test.lib.Asserts.assertGTE(Asserts.java:259)
        at compiler.c2.cr7200264.TestDriver.verifyVectorizationNumber(TestDriver.java:63)
        at compiler.c2.cr7200264.TestDriver.run(TestDriver.java:43)
        at compiler.c2.cr7200264.TestSSE2IntVect.main(TestSSE2IntVect.java:47)
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
        at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.base/java.lang.reflect.Method.invoke(Method.java:568)
        at com.sun.javatest.regtest.agent.MainWrapper$MainTask.run(MainWrapper.java:138)
        at java.base/java.lang.Thread.run(Thread.java:840)

[openjdk]

This backport pull request has now been updated with issue from the original commit.

[mlbridge]

Webrevs

• 02: Full - Incremental (97d0da2e)
• 01: Full - Incremental (cf7fde73)
• 00: Full (3cfc4923)

[sendaoYan]

TestIntVect.java test pass after this PR:

[sendaoYan]

This PR only change the testcase, the testcase change has been verified. Please review this PR.