git: openjdk/jdk: 8297172: Fix some issues of auto-vectorization of `Long.bitCount/numberOfTrailingZeros/numberOfLeadingZeros()`

Pengfei Li pli at openjdk.org
Tue Dec 6 09:36:56 UTC 2022


Changeset: 4458de95
Author:    Fei Gao <fgao at openjdk.org>
Committer: Pengfei Li <pli at openjdk.org>
Date:      2022-12-06 09:35:27 +0000
URL:       https://git.openjdk.org/jdk/commit/4458de95f845c036c1c8e28df7043e989beaee98

8297172: Fix some issues of auto-vectorization of `Long.bitCount/numberOfTrailingZeros/numberOfLeadingZeros()`

Reviewed-by: kvn, thartmann

! src/hotspot/cpu/aarch64/aarch64_vector.ad
! src/hotspot/cpu/aarch64/aarch64_vector_ad.m4
! src/hotspot/cpu/x86/x86.ad
! src/hotspot/share/opto/superword.cpp
! src/hotspot/share/opto/superword.hpp
! src/hotspot/share/opto/vectornode.cpp
! src/hotspot/share/opto/vectornode.hpp
! test/hotspot/jtreg/compiler/c2/irTests/TestDisableAutoVectOpcodes.java
! test/hotspot/jtreg/compiler/lib/ir_framework/IRNode.java
+ test/hotspot/jtreg/compiler/vectorization/TestNumberOfContinuousZeros.java
! test/hotspot/jtreg/compiler/vectorization/TestPopCountVectorLong.java



More information about the jdk-changes mailing list