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Type:
Enhancement
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Resolution: Fixed
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Priority:
P4
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Affects Version/s: 11
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Component/s: hotspot
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b18
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x86
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generic
| Issue | Fix Version | Assignee | Priority | Status | Resolution | Resolved In Build |
|---|---|---|---|---|---|---|
| JDK-8205309 | 11.0.1 | Vladimir Kozlov | P4 | Resolved | Fixed | team |
Right now, for longer lengths we use "rep stos" instructions on x86, for short lengths we use "mov rax". Experiments show that we can use XMM/YMM registers for middle lengths to improve objects initialization perofrmance.
- backported by
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JDK-8205309 Use XMM/YMM for objects initialization
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- Resolved
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- relates to
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- Resolved
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