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

[Emanuel Peter]

On Wed, 24 Jan 2024 14:39:39 GMT, Emanuel Peter <epeter at openjdk.org> wrote:

> **Bigger goal**
> 
> I am tired of always writing IR tests where I have to write elaborate code in the `@Run` method to create inputs, and then run the test method to create `gold` output values in (hopefully) interpreter mode, and then later verify the results of the compiled method.
> 
> Hence, I now introduce the "Setup" method, which can create custom argument values.
> In a later RFE, I will implement automatic result verification, which implicitly intercepts the inputs and outputs of the test method, and compares the behaviour of the interpreter and the compiled code. That way, the pattern will be:
> 
> 
> @Setup
> ... specify your arguments and fields ...
> 
> -> intercept arguments, cache them
> 
> @Test
> ... write a test with arbitrary inputs and outputs...
> 
> -> interpreter mode: intercept outputs and cache them (i.e. gold values)
> -> compiled mode: intercept outputs and compare them to the gold values.
> 
> (optional)
> @Check
> .. do custom verification...
> 
> 
> **In this RFE: the Setup Method**
> 
> The first step is the setup method.
> 
> Example:
> https://github.com/openjdk/jdk/blob/08670a5d45b1c45e954e2dc85eb8c92e11e48fb2/test/hotspot/jtreg/testlibrary_tests/ir_framework/examples/SetupExample.java#L49-L87

This pull request has now been integrated.

Changeset: 8d9ad97c
Author:    Emanuel Peter <epeter at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/8d9ad97c293b090fbcedbfdb046f1b5d97b02f87
Stats:     1167 lines in 28 files changed: 899 ins; 52 del; 216 mod

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

Reviewed-by: chagedorn, thartmann

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PR: https://git.openjdk.org/jdk/pull/17557