RFR: 8320646: RISC-V: C2 VectorCastHF2F

[Hamlin Li]

On Sun, 4 Feb 2024 09:38:48 GMT, Hamlin Li <mli at openjdk.org> wrote:

> Hi,
> Can you review this patch to add instrinsics for VectorCastHF2F/VectorCastF2HF?
> Thanks!
> 
> ## Test
> 
> test/jdk/java/lang/Float/Binary16ConversionNaN.java
> test/jdk/java/lang/Float/Binary16Conversion.java
> 
> hotspot/jtreg/compiler/intrinsics/float16
> hotspot/jtreg/compiler/vectorization/TestFloatConversionsVectorjava
> hotspot/jtreg/compiler/vectorization/TestFloatConversionsVectorNaN.java

Hey, I'll be on vacation for a while, so maybe slow in response.
But please leave your comments freely as usual.

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PR Comment: https://git.openjdk.org/jdk/pull/17698#issuecomment-1932275163