RFR(S) : 8026414 : [TESTBUG] Tests for Tiered/NonTiered levels

[Igor Ignatyev]

Hi all,

Please review patch:

New tests for TieredCompilation were developed.
Tests verify that only 4(1) level is used when Tiered is disabled and 
all otherwise.

webrev: http://cr.openjdk.java.net/~iignatyev/8026414/webrev.00/
jbs: https://bugs.openjdk.java.net/browse/JDK-8026414
testing: compiler/tiered w/ default flags and w/ the same flags as in 
nightly
-- 
Best regards,
Igor Ignatyev