RFR: 8339910: RISC-V: crc32 intrinsic with carry-less multiplication

Hamlin Li mli at openjdk.org
Mon Dec 2 10:05:11 UTC 2024


Hi,
Can you review this patch to implement CRC32 with `vclmul` (Zvbc)?
Thanks!


## Test
test/hotspot/jtreg/compiler/intrinsics/zip/TestCRC32.java, 
test/jdk/java/util/zip/TestCRC32.java

-------------

Commit messages:
 - vclmul crc32: initial commit, MaxVectorSize == 32 & 16

Changes: https://git.openjdk.org/jdk/pull/22475/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=22475&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8339910
  Stats: 380 lines in 7 files changed: 377 ins; 0 del; 3 mod
  Patch: https://git.openjdk.org/jdk/pull/22475.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/22475/head:pull/22475

PR: https://git.openjdk.org/jdk/pull/22475


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