Integrated: 8355585: Aarch64: Add aarch64 backend for Float16 vector operations

[Bhavana Kilambi]

On Wed, 7 May 2025 14:14:14 GMT, Bhavana Kilambi <bkilambi at openjdk.org> wrote:

> This patch adds aarch64 backend (both Neon and SVE) for FP16 vector operations - add, mul, sub, div, min, max, sqrt and fma.
> 
> Testing:
> JTREG tests - hotspot_all, jdk (tier 1-3) and langtools (tier 1) pass on aarch64 which also includes the JTREG test to test the FP16 vector operations - `test/hotspot/jtreg/compiler/vectorization/TestFloat16VectorOperations.java`

This pull request has now been integrated.

Changeset: 7bc315fa
Author:    Bhavana Kilambi <bkilambi at openjdk.org>
Committer: Xiaohong Gong <xgong at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/7bc315fa6ac4e539e52b077f15c061516e208278
Stats:     1116 lines in 9 files changed: 426 ins; 0 del; 690 mod

8355585: Aarch64: Add aarch64 backend for Float16 vector operations

Reviewed-by: epeter, haosun, xgong, aph

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PR: https://git.openjdk.org/jdk/pull/25096