Integrated: 8267321: Use switch expression for VarHandle$AccessMode lookup

Claes Redestad redestad at openjdk.java.net
Wed May 19 15:26:44 UTC 2021


On Tue, 18 May 2021 20:59:49 GMT, Claes Redestad <redestad at openjdk.org> wrote:

> Using a switch expression instead of a (read-only) static `HashMap` reduces initialization overhead of `VarHandle$AccessMode`. This gets loaded earlier after JDK-8265079, so it started showing up in a few lambda startup tests.
> 
> This also obsoletes a jtreg test that only verified that this map was optimally sized.

This pull request has now been integrated.

Changeset: 9760dba7
Author:    Claes Redestad <redestad at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/9760dba71c07cf7b0df16590b3e84e23ad587621
Stats:     90 lines in 2 files changed: 31 ins; 56 del; 3 mod

8267321: Use switch expression for VarHandle$AccessMode lookup

Reviewed-by: jvernee

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PR: https://git.openjdk.java.net/jdk/pull/4102


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