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  1. JDK
  2. JDK-8282045

When loop strip mining fails, safepoints are removed from loop anyway

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    Backports

      Description

        I noticed that if loop strip mining fails because a safepoint is not found right above the exit test following partial peel for instance, all safepoints are removed from the loop anyway.

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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-8283917 When loop strip mining fails, safepoints are removed from loop anyway

            • P5 - Cosmetic problem like misspelt words or misaligned text.
            • 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-8284096 When loop strip mining fails, safepoints are removed from loop anyway

            • P5 - Cosmetic problem like misspelt words or misaligned text.
            • 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-8284407 When loop strip mining fails, safepoints are removed from loop anyway

            • P5 - Cosmetic problem like misspelt words or misaligned text.
            • Resolved
            relates to

            Bug - A problem which impairs or prevents the functions of the product. JDK-8281322 C2: always construct strip mined loop initially (even if strip mining is disabled)

            • P3 - Major loss of function.
            • Resolved

            Bug - A problem which impairs or prevents the functions of the product. JDK-8283451 C2: assert(_base == Long) failed: Not a Long

            • P3 - Major loss of function.
            • Resolved

            Bug - A problem which impairs or prevents the functions of the product. JDK-8307131 C2: assert(false) failed: malformed control flow

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

            Enhancement - null JDK-8186027 C2: loop strip mining

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

            Commit Commit openjdk/jdk17u-dev/468ab697

            Commit Commit openjdk/jdk18u/a65922ba

            Commit Commit openjdk/jdk/2c5d266f

            Review Review openjdk/jdk17u-dev/312

            Review Review openjdk/jdk18u/89

            Review Review openjdk/jdk/7513

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                roland Roland Westrelin
                roland Roland Westrelin
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