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  1. JDK
  2. JDK-8052081

Optimize code generated by C2 for Intel's Atom processor

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    Details

    • Type: Enhancement
    • Status: Resolved
    • Priority: P3
    • Resolution: Fixed
    • Affects Version/s: 9
    • Fix Version/s: 9
    • Component/s: hotspot
    • Labels:
      None
    • Subcomponent:
    • Resolved In Build:
      b28
    • CPU:
      x86
    • OS:
      generic

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        Description

        Atom processor does not have AVX unit but it has SSE so we still can do vectorization.
        CRC32 assembler code can be modified to use only SSE instructions to execute it on Atom processors too.

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                Assignee:
                kvn Vladimir Kozlov
                Reporter:
                kvn Vladimir Kozlov
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                  Created:
                  Updated:
                  Resolved: