RFR: 8320759: Creation of random BigIntegers can be made faster [v3]

[Roger Riggs]

On Sat, 2 Dec 2023 15:42:18 GMT, fabioromano1 <duke at openjdk.org> wrote:

>> A faster and simpler way to generate random BigIntegers, avoiding eventually trimming of leading zeros in magnitude array.
>
> fabioromano1 has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Create RandomBigIntegers.java
>   
>   Create a benchmark to measure the performance of BigInteger(int, Random) constructor implementation.

test/micro/org/openjdk/bench/java/math/RandomBigIntegers.java line 31:

> 29:         }
> 30:     }
> 31: }

Can you convert the test to the JMH framework. It provides a solid framework for reliable performance measurement.  
An existing JMH test can be used as an example.  Thanks

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PR Review Comment: https://git.openjdk.org/jdk/pull/16817#discussion_r1414454157