[foreign-memaccess] Integrated: Unsafe ParallelSum test is broken

Maurizio Cimadamore mcimadamore at openjdk.java.net
Mon Aug 24 11:04:51 UTC 2020


On Mon, 24 Aug 2020 09:59:16 GMT, Maurizio Cimadamore <mcimadamore at openjdk.org> wrote:

> The numbers for the unsafe parallel sum tests are artificially low; after some debugging I realized that the test was
> not summing up all components. I then plugged in the unsafe fork join action into our existing memory segment
> spliterator test, and verified that indeed that fork join action was violating all assertions.
> I then fixed all the issues, verified that assertions were satisfied and then plugged the fixed action back into the
> microbenchmark.
> Unsurprisingly, the perf numbers of the unsafe part are now in sync with those obtained from the segment counterpart.

This pull request has now been integrated.

Changeset: 81c74633
Author:    Maurizio Cimadamore <mcimadamore at openjdk.org>
URL:       https://git.openjdk.java.net/panama-foreign/commit/81c74633
Stats:     9 lines in 1 file changed: 0 ins; 4 del; 5 mod

Unsafe ParallelSum test is broken

Reviewed-by: jvernee, sundar

-------------

PR: https://git.openjdk.java.net/panama-foreign/pull/288


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