RFR(S): 8139703 - compiler/jvmci/compilerToVM/MaterializeVirtualObjectTest fails using -Xcomp
dmitrij.pochepko at oracle.com
Wed Mar 2 18:04:49 UTC 2016
>> On Mar 2, 2016, at 5:44 AM, Dmitrij Pochepko
>> <dmitrij.pochepko at oracle.com <mailto:dmitrij.pochepko at oracle.com>> wrote:
>> please review fix for
>> https://bugs.openjdk.java.net/browse/JDK-8139703 - [TESTBUG]
>> compiler/jvmci/compilerToVM/MaterializeVirtualObjectTest fails using
>> A test compiler/jvmci/compilerToVM/MaterializeVirtualObjectTest
>> failed in Xcomp. After investigation, a bug related to escape
>> analysis was filed(https://bugs.openjdk.java.net/browse/JDK-8140018).
>> So, i've switched this test to use Xmixed mode. Also, this test was
>> changed to trigger method compilation by calling method multiple
>> times instead of using WhiteBox.
> The reason for this change is to get proper inlining, I suppose?
It was basically done to have compilation more like in "real" situation,
since WhiteBox compilation is kind of workaround. Also, i remember few
rare issues with method got thrown out from compilation queue in some
cases when using WhiteBox because of small invocation count.
>> CR: https://bugs.openjdk.java.net/browse/JDK-8139703
>> webrev: http://cr.openjdk.java.net/~dpochepk/8139703/webrev.01/
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