On Fri, 19 Apr 2024 04:45:56 GMT, Chen Liang <[email protected]> wrote:
>> Claes Redestad has updated the pull request incrementally with one
>> additional commit since the last revision:
>>
>> Use Arrays.copyOfRange
>
> src/java.base/share/classes/java/lang/invoke/BootstrapMethodInvoker.java line
> 150:
>
>> 148: } else if (isObjectMethodsBootstrapBSM(bsmType)) {
>> 149: MethodHandle[] methodHandles = new
>> MethodHandle[argv.length - 2];
>> 150: System.arraycopy(argv, 2, methodHandles, 0,
>> argv.length - 2);
>
> Are we avoiding `Arrays.copyOfRange(argv, 2, argv.length,
> MethodHandle.class)` because of the JIT? If JIT compiler can recognize
> `MethodHandle.class` constant and inline I recommend using copyOfRange like
> for string concat above.
No, I actually reached for the appropriate `copyOfRange` method, but my IDE hid
it from view in favor of `copyOfRange(T[], int, int)` and all the others.
-------------
PR Review Comment: https://git.openjdk.org/jdk/pull/18845#discussion_r1571928355
