RFR: 8256486: Linux/Windows-x86 builds broken after JDK-8254231 [v6]

[Jorn Vernee]

On Wed, 25 Nov 2020 00:01:47 GMT, David Holmes <dholmes at openjdk.org> wrote:

>> Jorn Vernee 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 10 additional commits since the last revision:
>> 
>>  - Merge branch 'master' into Linker_32bit-fixes_Simpler
>>  - Remove JNI_ENTRY_CPP_NOENV
>>  - - Move reset_last_Java_frame
>>  - Use the Unimplemented() macro instead of hlt()
>>  - Merge branch 'master' into Linker_32bit-fixes_Simpler
>>  - Remove UnsupportedPlatform test
>>  - Remove unneeded cast
>>  - Remove Stuff that makes the jdk_foreign tests pass
>>  - fix test warnings
>>  - - Fix 32-bit build errors and tests
>>    - Add negative test for 32-bit platform.
>>    - Change CABI to fail more lazily when running on an unsupported platform.
>>    - Change CLinker layouts to be null on unsupported platforms, instead of failing when initializing the class
>>    - Added note to CLinker about failure to initialize on unsupported platforms
>
> The VM "entry" changes seem better now. Thanks.
> 
> The use of CATCH as a safety-net is also good.

I've applied open comments. Please let me know if this is ok to merge.

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PR: https://git.openjdk.java.net/jdk/pull/1266