RFR: 8355074: RISC-V: C2: Support Vector-Scalar version of Zvbb Vector And-Not instruction [v4]

Anjian-Wen duke at openjdk.org
Fri Apr 25 02:34:19 UTC 2025


> support zvbb vand-not vector-scalar version, which Op1 is the sign-extended or truncated value in scalar register rs1
> add C2 match rule
> add related Tests in IRNode structure
> 
> passed jtreg test test/hotspot/jtreg/compiler/vectorapi/*

Anjian-Wen has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains seven additional commits since the last revision:

 - Merge branch 'openjdk:master' into Vector_And-Not_vx
 - split the patch into cleanformat and enable zvbb
 - add prefix for test String
 - modify format
   
   change some '_imm' to '_vi'
 - modify v0.t to $v0
 - add format fix
 - RISC-V: Support Zvbb Vector And-Not vx and add its tests
   
   Support Zvbb Vector And-Not vx and add its tests
   modify name of the match rule and test name

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/24709/files
  - new: https://git.openjdk.org/jdk/pull/24709/files/f08705b7..a99d32ac

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=24709&range=03
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=24709&range=02-03

  Stats: 36200 lines in 1014 files changed: 28117 ins; 5849 del; 2234 mod
  Patch: https://git.openjdk.org/jdk/pull/24709.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/24709/head:pull/24709

PR: https://git.openjdk.org/jdk/pull/24709


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