RFR: 8324641: [IR Framework] Add Setup method to provide custom arguments and set fields [v7]

[Emanuel Peter]

On Tue, 6 Feb 2024 15:17:20 GMT, Emanuel Peter <epeter at openjdk.org> wrote:

>> test/hotspot/jtreg/compiler/lib/ir_framework/README.md line 57:
>> 
>>> 55: 
>>> 56: #### Custom Run Tests
>>> 57: The normal test method is invoked directly by the framework, and hence the user does not have control over the invokation.
>> 
>> This was probably copy pasted here by mistake since it's a description of a normal test.
>> Suggestion:
>
> It was to mirror the old description of Custom Run Test:
> "Neither the base nor the checked tests provide any control over..."
> "A custom run test gives full control..."

But I can remove it if you think that it is not really helpful to make the contrast.

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PR Review Comment: https://git.openjdk.org/jdk/pull/17557#discussion_r1480016346