RFR: 8282204: Use lea instructions for arithmetic operations on x86_64 [v5]

Mon Feb 28 12:07:52 UTC 2022

On Mon, 28 Feb 2022 11:34:47 GMT, Jie Fu <jiefu at openjdk.org> wrote:

>> Quan Anh Mai has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   address reviews
>
> src/hotspot/cpu/x86/x86_64.ad line 3702:
> 
>> 3700:   match(RegL);
>> 3701:   match(rax_RegL);
>> 3702:   match(rcx_RegL);
> 
> Why we need this change?

Mostly for completeness only, do you think I should revert this? Thank you very much.

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PR: https://git.openjdk.java.net/jdk/pull/7560