Bug ID: JDK-8283709 Add x86 back-end implementation for bit BIT

JDK-8283709 : Add x86 back-end implementation for bit BIT_COUNT operation

Type: Enhancement
Component: hotspot
Sub-Component: compiler
Affected Version: repo-panama

Priority: P4
Status: Resolved
Resolution: Fixed
OS: generic
CPU: x86_64

Submitted: 2022-03-25
Updated: 2022-04-20
Resolved: 2022-04-12

Versions (Unresolved/Resolved/Fixed)

The Version table provides details related to the release that this issue/RFE will be addressed.

Unresolved : Release in which this issue/RFE will be addressed.
Resolved: Release in which this issue/RFE has been resolved.
Fixed : Release in which this issue/RFE has been fixed. The release containing this fix may be available for download as an Early Access Release or a General Availability Release.

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Other
repo-panamaFixed

Related Reports

Duplicate :	JDK-8285035 - [x86] Add back-end implementation for bit BIT_COUNT operation
Relates :	JDK-8284502 - X86: Backend support for all the newly proposed VectorOperations (Incubation4)
Relates :	JDK-8285035 - [x86] Add back-end implementation for bit BIT_COUNT operation

Description

- Generate efficient instruction sequence for X86 targets supporting AVX3,  AVX512 targets.

Comments

A pull request was submitted for review. URL: https://git.openjdk.java.net/panama-vector/pull/185 Date: 2022-03-25 19:35:00 +0000

25-03-2022