RFR: 8294236: [IR Framework] CPU preconditions are overriden by regular preconditions [v2]

[Christian Hagedorn]

On Mon, 26 Sep 2022 07:43:09 GMT, Roberto Castañeda Lozano <rcastanedalo at openjdk.org> wrote:

>> This changeset ensures that all preconditions of a IR test (`applyIf`, `applyIfCPUFeature`, etc.) are evaluated as a logical conjunction to determine whether the test's IR check should be applied.
>> 
>> #### Testing
>> 
>> - tier1-3 (windows-x64, linux-x64, linux-aarch64, and macosx-x64).
>> - IR framework tests in `test/hotspot/jtreg/testlibrary_tests/ir_framework` (linux-x64).
>
> Roberto Castañeda Lozano has updated the pull request incrementally with three additional commits since the last revision:
> 
>  - Describe behavior in README.md
>  - Use whitespaces consistently
>  - Require C2

Marked as reviewed by chagedorn (Reviewer).

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PR: https://git.openjdk.org/jdk/pull/10402