RFR: 8349835: C2: Simplify IGV property printing [v8]

[Saranya Natarajan]

On Fri, 21 Nov 2025 10:16:23 GMT, Damon Fenacci <dfenacci at openjdk.org> wrote:

>> Saranya Natarajan has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   fix for merge mistake
>
> src/hotspot/share/opto/idealGraphPrinter.cpp line 80:
> 
>> 78:   print_property(true, "mask", buffer);
>> 79:   print_property(true, "mask_size", lrg.mask_size());
>> 80:   if (lrg._degree_valid) {
> 
> I know it was there already, but do we still need this if?

When I did the testing as suggested by @robcasloz, I noticed that without the` if (lrg._degree_valid)`, the call to  `lrg.degree()` crashes when` lrg._degree_valid` is not true.

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PR Review Comment: https://git.openjdk.org/jdk/pull/26902#discussion_r2549326750