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  1. JDK
  2. JDK-8218767

ZGC: Do not assume that r12 is a special register in C2

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    • Enhancement
    • Status: Resolved
    • P4
    • Resolution: Fixed
    • 13
    • 13
    • hotspot
    • gc
    • b09

    Description

      The C2 load barrier code for ZGC assumes that r12 is not used as a general purpose register. However, JDK-8217909 might change that, so ZGC should not be making this assumption.

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