RFR(L): 8205044: [lworld] Interpreter and compiler support for acmp with value type operands

Tobias Hartmann tobias.hartmann at oracle.com
Thu Jul 19 06:15:31 UTC 2018

Hi John,

no problem, thanks a lot for the detailed review!

Best regards,

On 19.07.2018 08:09, John Rose wrote:
> Sorry, it got lost in my inbox; thanks for the ping.
> This looks very good to me; thanks for refactoring it that way.
> And I think all of the node logic is now locally correct, regardless of what the other methods do.
> — John
> On Jul 16, 2018, at 5:21 AM, Tobias Hartmann <tobias.hartmann at oracle.com> wrote:
>> Hi John,
>> On 13.07.2018 23:33, John Rose wrote:
>>> I think your methods that potentially return a constant result should
>>> be moved from Ideal to Value.
>> That's not possible because these methods may return a new node *or* a constant. We would need to
>> split the checks up and move them to Ideal or Value. I did this by re-factoring the code once more:
>> http://cr.openjdk.java.net/~thartmann/8205044/webrev.04_inc/
>> All tests pass.
>> Thanks,
>> Tobias

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