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Type: Enhancement
Resolution: Fixed
Priority: P4
Fix Version/s: 21
Affects Version/s: 21
Component/s: hotspot
Labels:
- c2
- vectorapi

Subcomponent:
compiler
Resolved In Build:
b25
CPU:

aarch64
OS:

generic

Adds an optimized rule `VectorMaskTrueCount (VectorStoreMask mask)`
to save the unnecessary packing operations.

relates to

JDK-8309110 Build failure after JDK-8307795 due to warnings in micro-benchmark StoreMaskTrueCount.java

Closed

JDK-8309112 Microbenchmark from JDK-8307795 fails to build

Closed

JDK-8309129 AArch64: guarantee(T != T2S) failed: "incorrect arrangement" after JDK-8307795

Closed

links to

Commit openjdk/jdk/f600d036

Review openjdk/jdk/13974

Assignee:: Chang Peng

Reporter:: Eric Liu

Votes:: 0 Vote for this issue

Watchers:: 6 Start watching this issue

Created:: 2023-05-09 20:56

Updated:: 2023-06-04 20:14

Resolved:: 2023-05-30 05:47