RFR: 8225429: Regression in disassembly quality

Tom Rodriguez tom.rodriguez at oracle.com
Fri Jun 7 16:52:01 UTC 2019


Andrew Haley wrote on 6/7/19 1:18 AM:
> On 6/6/19 9:22 PM, John Rose wrote:
>> On Jun 6, 2019, at 10:56 AM, Tom Rodriguez <tom.rodriguez at oracle.com> wrote:
>>
>> Effective diagnosis and performance tuning requires accurate,
>> informative disassembly.  I would support moving the assembler
>> comment capture, whenever disassembly is enabled.  If there's
>> a risk of disturbing program dynamics with the extra footprint,
>> perhaps it could be broken out as a separate diagnostic option.
>>
>> More disassembly information is better, even in product mode!
> 
> OK. I can do that later, but I'd like this patch (which fixes the
> regression) in now.

I think your current patch is good given how broken it currently is.  So 
I approve of your current patch, though I would like to see your new 
defaults abstractDisassembler.cpp apply product as well so it always 
looks the same as it used to.  I'll take care of pushing my own changes 
separately.

tom


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