RFR: 8264806: Remove the experimental JIT compiler

[Igor Ignatyev]

On Fri, 9 Apr 2021 22:30:32 GMT, Vladimir Kozlov <kvn at openjdk.org> wrote:

>> As part of [JEP 410](http://openjdk.java.net/jeps/410) remove code related to Java-based JIT compiler (Graal) from JDK:
>> 
>> - `jdk.internal.vm.compiler` — the Graal compiler 
>> - `jdk.internal.vm.compiler.management` — Graal's `MBean`
>> - `test/hotspot/jtreg/compiler/graalunit` — Graal's unit tests
>> 
>> Remove Graal related code in makefiles.
>> 
>> Note, next two `module-info.java` files are preserved so that the JVMCI module `jdk.internal.vm.ci` continues to build:
>> src/jdk.internal.vm.compiler/share/classes/module-info.java
>> src/jdk.internal.vm.compiler.management/share/classes/module-info.java
>> 
>> @AlanBateman suggested that we can avoid it by using Module API to export packages at runtime . It requires changes in GraalVM's JVMCI too so I will file followup RFE to implement it.
>> 
>> Tested hs-tier1-4
>
> Thankyou, @erikj79, for review. I restored code as you asked.
> For some reasons incremental webrev shows update only in Cdiffs.

none of the full webrevs seem to render even the list of changed files? is it just me?

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PR: https://git.openjdk.java.net/jdk/pull/3421