Details
Backports
Issue | Fix Version | Assignee | Priority | Status | Resolution | Resolved In Build |
---|---|---|---|---|---|---|
JDK-8082641 | emb-9 | Vladimir Kozlov | P3 | Resolved | Fixed | team |
Description
Add scalar reduction optimization to C2 to take advantage of vector instruction support in modern CPUs.
This enhancement is contributed by Intel and sponsored by the hotspot compiler team.
This enhancement is contributed by Intel and sponsored by the hotspot compiler team.
Attachments
Issue Links
- backported by
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JDK-8082641 Integer/FP scalar reduction optimization
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- Resolved
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- duplicates
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JDK-7192383 vectorize sum of arrays's elements loop
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- Closed
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- relates to
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JDK-8078563 Restrict reduction optimization
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- Resolved
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JDK-8232106 [x86] C2: SIGILL due to usage of SSSE3 instructions on processors which don't support it
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- Resolved
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JDK-8279622 C2: miscompilation of map pattern as a vector reduction
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- Resolved
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JDK-8261147 C2: Node is wrongly marked as reduction resulting in a wrong execution due to wrong vector instructions
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- Closed
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(1 relates to)