RFR: 8322174: RISC-V: C2 VectorizedHashCode RVV Version [v17]
Yuri Gaevsky
duke at openjdk.org
Wed Aug 6 10:13:46 UTC 2025
> The patch adds possibility to use RVV instructions for faster vectorizedHashCode calculations on RVV v1.0.0 capable hardware.
>
> Testing: hotspot/jtreg/compiler/ under QEMU-8.1 with RVV v1.0.0.
Yuri Gaevsky has updated the pull request incrementally with one additional commit since the last revision:
make 'result' calculations scalar; clear vector registers only when necessary.
-------------
Changes:
- all: https://git.openjdk.org/jdk/pull/17413/files
- new: https://git.openjdk.org/jdk/pull/17413/files/e7fac6c7..bbcd1ec4
Webrevs:
- full: https://webrevs.openjdk.org/?repo=jdk&pr=17413&range=16
- incr: https://webrevs.openjdk.org/?repo=jdk&pr=17413&range=15-16
Stats: 15 lines in 1 file changed: 3 ins; 7 del; 5 mod
Patch: https://git.openjdk.org/jdk/pull/17413.diff
Fetch: git fetch https://git.openjdk.org/jdk.git pull/17413/head:pull/17413
PR: https://git.openjdk.org/jdk/pull/17413
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