On Tue, 29 Mar 2022 13:49:37 GMT, Jim Laskey <jlas...@openjdk.org> wrote:
>> We propose to provide a runtime anonymous carrier class object generator;
>> java.lang.runtime.Carrier. This generator class is designed to share
>> anonymous classes when shapes are similar. For example, if several clients
>> require objects containing two integer fields, then Carrier will ensure that
>> each client generates carrier objects using the same underlying anonymous
>> class.
>>
>> See JBS for details.
>
> Jim Laskey has updated the pull request incrementally with one additional
> commit since the last revision:
>
> Add condy static methods
src/java.base/share/classes/java/lang/runtime/Carrier.java line 335:
> 333: CarrierArray(int primitiveCount, int objectCount) {
> 334: this.primitives =
> 335: primitiveCount != 0 ? new long[(primitiveCount + 1)
> / 2] : null;
It might be better to use an unsigned shift here:
Suggestion:
primitiveCount != 0 ? new long[(primitiveCount + 1) >>> 1]
: null;
-------------
PR: https://git.openjdk.java.net/jdk/pull/7744
