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  1. JDK
  2. JDK-8275874

[JVMCI] only support aligned reads in c2v_readFieldValue

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    • b21

    Backports

      Description

        JDK-8275645 fixed a problem with crashes due to unaligned volatile reads in JVMCI. However, it did so at the cost of loosing single-copy atomicity.

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            Backport - A issue that is required to port a Bug or Feature into another product release. This issue type is generally associated with the main Bug/Feature to represent each individual release of the port. JDK-8280595 [JVMCI] only support aligned reads in c2v_readFieldValue

            • P3 - Major loss of function.
            • Resolved

            Backport - A issue that is required to port a Bug or Feature into another product release. This issue type is generally associated with the main Bug/Feature to represent each individual release of the port. JDK-8281199 [JVMCI] only support aligned reads in c2v_readFieldValue

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

            Bug - A problem which impairs or prevents the functions of the product. JDK-8275645 [JVMCI] avoid unaligned volatile reads on AArch64

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

            Commit Commit openjdk/jdk17u-dev/e459c8cb

            Commit Commit openjdk/jdk/2448b3f5

            Review Review openjdk/jdk17u-dev/138

            Review Review openjdk/jdk/6109

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                dnsimon Douglas Simon
                dnsimon Douglas Simon
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                  Created:
                  Updated:
                  Resolved: