[GR-51491] Adapt to ICStubs removal. #8287
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This PR adapts to JDK-8322630 which removes the use of ICStubs from HotSpot.
AMD64
With ICStubs (ie., before JDK-8322630):
Without ICStubs (i.e., after JDK-8322630):
AArch64
With ICStubs (ie., before JDK-8322630):
Without ICStubs (i.e., after JDK-8322630):
Note that the above output comes from a run with
-XX:-UseCompressedClassPointers
.