RFR: 8371446: VectorAPI: Add unit tests for masks from various long values

[Paul Sandoz]

On Tue, 2 Dec 2025 00:53:40 GMT, Xueming Shen <sherman at openjdk.org> wrote:

> ### Summary
> 
> - Update the existing unit tests for VectorMask to verify the correctness of the hotspot compiler result
> - Add additional test data to the existing VectorMask from/toLong tests.
> - Move the VectorMask binary-op & unary-op tests from Unit-Miscellaneous.template to unit-kernel-template

test/jdk/jdk/incubator/vector/AbstractVectorTest.java line 123:

> 121:                 boolean[] a = new boolean[l];
> 122:                 for (int i = 0; i < l; i++) {
> 123:                     a[i] = (i % 2 == 0);

Suggestion:

                    a[i] = (i % 5 == 0);

test/jdk/jdk/incubator/vector/templates/Unit-BoolUnary-op.template line 6:

> 4:     }
> 5: 
> 6:     @Test(dataProvider = "maskBinaryOpProvider")

There is already "boolUnaryOpProvider" data provider can we use that and align the naming?

test/jdk/jdk/incubator/vector/templates/Unit-Mask-FromToLong.template line 20:

> 18:         long[] r = new long[a.length];
> 19: 
> 20:         for (int ic = 0; ic < INVOC_COUNT * INVOC_COUNT; ic++) {

Suggestion:

        for (int ic = 0; ic < INVOC_COUNT; ic++) {

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PR Review Comment: https://git.openjdk.org/jdk/pull/28593#discussion_r2593845901
PR Review Comment: https://git.openjdk.org/jdk/pull/28593#discussion_r2593883228
PR Review Comment: https://git.openjdk.org/jdk/pull/28593#discussion_r2593848113