[Cuis-dev] 'Color green inspect' bug

ken.dickey at whidbey.com ken.dickey at whidbey.com
Thu May 16 07:45:40 PDT 2019


On 2019-05-16 06:51, Juan Vuletich wrote:

> Thanks for fighting the issues. Something that could be of help next
> time you run into weird behavior, is to load BaseImageTests.pck.st and
> run all the tests. I'm pretty sure the problem you have with that VM
> build can be detected by FloatTest. FloatTest is actually pretty
> complete and interesting. Take a look!

Thanks.  Gotta get smarter next time.

Turns out to be an older problem with the newer gcc optimizer.   Have to 
set "-O0" or get optimizer generated bugs in odd corners.  Some things 
work fine, others fail in weird ways.  Deep mojo, mon.  Not my area of 
expertise.

I am starting to fantasize more about just generating ARM64 code and 
doing a custom VM which is simple and explainable.

Yes, I know.  Too much work, not enough time.  Too specific to a 
processor.

But I like comprehensible!  Good to apply the Cuis philosophy to 
simplifying the VM!

Thanks for all!
-KenD




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