RFR: 8276314: [JVMCI] check alignment of call displacement during code installation

[Vladimir Kozlov]

On Wed, 3 Nov 2021 19:30:05 GMT, Doug Simon <dnsimon at openjdk.org> wrote:

>> There's nothing to fix on the JVMCI side other than ensuring that we're asserting the correct alignment restrictions.  Reducing the alignment to 4 instead of 8 would be a pure Graal change.
>
>> It's deeply hidden
> 
> Thanks - doubt I would ever have found that in reasonable time.

I meant C1 and Graal. Yes, in JVMCI we should just check correct alignment.

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PR: https://git.openjdk.java.net/jdk/pull/6218