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  1. JDK
  2. JDK-8242449

AArch64: r27 can be allocated in CompressedOops mode

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    • b20
    • arm
    • linux

    Description

      It's based on https://bugs.openjdk.java.net/browse/JDK-8233743 , jvm can allocate r27 in compressed oops mode if heap base is zero.

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          relates to

          Enhancement - null JDK-8233743 AArch64: Make r27 conditionally allocatable

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Bug - A problem which impairs or prevents the functions of the product. JDK-8249781 AArch64: AOT compiled code crashes if C2 allocates r27

          • P3 - Major loss of function.
          • Resolved
          links to

          Review Review openjdk/jdk11u-dev/137

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              wzhuo Wang Zhuo
              wzhuo Wang Zhuo
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                Updated:
                Resolved: