change merge context to clear for mask register usage model

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    • Type: Bug
    • Resolution: Fixed
    • Priority: P3
    • 9
    • Affects Version/s: 9
    • Component/s: hotspot
    • None
    • b146
    • x86
    • generic

      This addresses a performance issue having to due with dependence and store forwarding on EVEX enabled architectures. This improves general AVX512 performance by as much as 1.5-2x.

            Assignee:
            Michael Berg (Inactive)
            Reporter:
            Michael Berg (Inactive)
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