RFR: 8369881: C2: Unexpected node in SuperWord truncation: ReverseBytesS, ReverseBytesUS

[Emanuel Peter]

On Wed, 15 Oct 2025 09:14:56 GMT, Christian Hagedorn <chagedorn at openjdk.org> wrote:

>> test/hotspot/jtreg/compiler/vectorization/TestSubwordTruncation.java line 355:
>> 
>>> 353: 
>>> 354:     @Test
>>> 355:     @IR(counts = { IRNode.STORE_VECTOR, "=0" })
>> 
>> You could use `failOn` instead. Same below.
>
> Okay, I see that we use `= 0` in the other tests as well further down. Feel free to ignore.

The rest of the test does the same. I think I'll just ignore 😬

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PR Review Comment: https://git.openjdk.org/jdk/pull/27819#discussion_r2431799538