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  1. JDK
  2. JDK-8303508

Vector.lane() gets wrong value on x86

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    • b16
    • x86
    • generic

    Backports

      Description

        // test case
         public static short testShort() {
              ShortVector vecb = ShortVector.broadcast(ShortVector.SPECIES_128, -5);
              return vecb.lane(1);
          }
        C2:

        $>../build-fastdebug/images/jdk/bin/java -ea -Xbatch --add-modules=jdk.incubator.vector Test1
        WARNING: Using incubator modules: jdk.incubator.vector
        65531
        Interpreter:

        $>../build-fastdebug/images/jdk/bin/java -ea -Xbatch -Xint --add-modules=jdk.incubator.vector Test1
        WARNING: Using incubator modules: jdk.incubator.vector
        -5

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            backported by

            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-8305139 Vector.lane() gets wrong value on x86

            • 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-8305557 Vector.lane() gets wrong value on x86

            • 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-8307036 Vector.lane() gets wrong value on x86

            • 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-8307441 Vector.lane() gets wrong value on x86

            • P3 - Major loss of function.
            • Resolved
            blocks

            Enhancement - null JDK-8303278 Imprecise bottom type of ExtractB/UB

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

            Commit Commit openjdk/jdk17u-dev/d8d69f36

            Commit Commit openjdk/jdk20u/7680690e

            Commit Commit openjdk/jdk/d61de141

            Review Review openjdk/jdk17u-dev/1311

            Review Review openjdk/jdk20u/43

            Review Review(master) openjdk/jdk/13152

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                jbhateja Jatin Bhateja
                eliu Eric Liu
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                Dates

                  Created:
                  Updated:
                  Resolved: