RFR: 8322174: RISC-V: C2 VectorizedHashCode RVV Version [v24]
Yuri Gaevsky
duke at openjdk.org
Mon Aug 11 10:24:29 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:
removed reservations for unused vector registers per reviewer's comment; added sanity assertion.
-------------
Changes:
- all: https://git.openjdk.org/jdk/pull/17413/files
- new: https://git.openjdk.org/jdk/pull/17413/files/e14cc8e2..44491863
Webrevs:
- full: https://webrevs.openjdk.org/?repo=jdk&pr=17413&range=23
- incr: https://webrevs.openjdk.org/?repo=jdk&pr=17413&range=22-23
Stats: 271 lines in 4 files changed: 1 ins; 262 del; 8 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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