JDK-8005419 : Improve intrinsics code performance on x86 by using AVX2
- Type: Enhancement
- Component: hotspot
- Sub-Component: compiler
- Affected Version: hs25
- Priority: P4
- Status: Resolved
- Resolution: Fixed
- OS: generic
- CPU: x86
- Submitted: 2012-12-21
- Updated: 2022-02-07
- Resolved: 2013-01-09
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Unresolved : Release in which this issue/RFE will be addressed.
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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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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.
To download the current JDK release, click here.
| JDK 7 | JDK 8 | Other |
|---|---|---|
7u40Fixed  |
8Fixed |
hs24Fixed |
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Description
Use AVX2 wide YMM registers and new instructions in arraycopy stubs, string intrinsics, clear array code.
Comments
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