RFR: 8254078: DataOutputStream is very slow post-disabling of Biased Locking [v4]

[Andrew Haley]

On Fri, 9 Oct 2020 12:50:35 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

>> Andrew Haley has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   8254078: DataOutputStream is very slow post-disabling of Biased Locking
>
> test/micro/org/openjdk/bench/java/io/DataOutputStreamTest.java line 43:
> 
>> 41:     public static class BenchmarkState {
>> 42:         @Param({"4096"}) int SIZE;
>> 43:         @Param({"char", "short", "int", /*"string"*/}) String BASIC_TYPE;
> 
> - Do we use `"string"` case or not?
> - Java style: all caps are reserved for `static final` fields, these should be `size` and `basicType`
> - JMH supports `@Param` over `Enum`-s, so this `String` dance does not seem necessary.

The "string" case is there but I haven't changed anything in String output for now.

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PR: https://git.openjdk.java.net/jdk/pull/542