RFR: 8255900: x86: Reduce impact when VerifyOops is disabled [v2]

[Claes Redestad]

On Wed, 4 Nov 2020 19:22:33 GMT, Vladimir Kozlov <kvn at openjdk.org> wrote:

>> Claes Redestad has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains seven additional commits since the last revision:
>> 
>>  - Revert arm/aarch64 changes
>>  - Merge branch 'master' into verify_oop_stub
>>  - Apply similar improvements on arm/aarch64
>>  - Fix copy-paste error
>>  - add checked variants of _verify_oop to avoid calls in product builds
>>  - Merge branch 'master' into verify_oop_stub
>>  - Cleanup verify_oop
>
> Good.

@vnkozlov @neliasso @yminqi - thank you for reviews!

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PR: https://git.openjdk.java.net/jdk/pull/1058