On Fri, 12 Apr 2024 00:14:29 GMT, Sandhya Viswanathan
wrote:
>> Scott Gibbons has updated the pull request incrementally with one additional
>> commit since the last revision:
>>
>> Addressing yet more review comments
>
> src/hotspot/cpu/x86/stubGenerator_x86_64_arraycopy.cpp line 2504:
>
>
On Fri, 12 Apr 2024 00:25:34 GMT, Sandhya Viswanathan
wrote:
>> src/hotspot/cpu/x86/stubGenerator_x86_64_arraycopy.cpp line 2521:
>>
>>> 2519: const Register byteVal = rdx;
>>> 2520:
>>> 2521: // Propagate byte to full Register
>>
>> The comment refers to lines 2524-2526, please m
On Fri, 12 Apr 2024 00:10:22 GMT, Sandhya Viswanathan
wrote:
>> Scott Gibbons has updated the pull request incrementally with one additional
>> commit since the last revision:
>>
>> Addressing yet more review comments
>
> src/hotspot/cpu/x86/stubGenerator_x86_64_arraycopy.cpp line 2521:
>
>
On Fri, 12 Apr 2024 00:07:56 GMT, Scott Gibbons wrote:
>> This code makes an intrinsic stub for `Unsafe::setMemory` for x86_64. See
>> [this PR](https://github.com/openjdk/jdk/pull/16760) for discussion around
>> this change.
>>
>> Overall, making this an intrinsic improves overall performanc
> This code makes an intrinsic stub for `Unsafe::setMemory` for x86_64. See
> [this PR](https://github.com/openjdk/jdk/pull/16760) for discussion around
> this change.
>
> Overall, making this an intrinsic improves overall performance of
> `Unsafe::setMemory` by up to 4x for all buffer sizes.