testing: raise ddot bottom_up test to linalg.generic

[superlopuh]

Last one of the f64, we didn't include it in the paper in the end, but it's worth keeping track of.

Note stacked PR

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.30%. Comparing base (298bbba) to head (7ec51f7).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #3678   +/-   ##
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  Coverage   91.30%   91.30%           
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  Files         466      466           
  Lines       58357    58357           
  Branches     5624     5624           
=======================================
+ Hits        53281    53283    +2     
+ Misses       3628     3627    -1     
+ Partials     1448     1447    -1     

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[mamanain]

Makes sense

[mamanain]

why do we need this attribute here but not other tests?

[superlopuh]

Technically it's always needed it, and we make some incorrect assumptions of non-aliasing in our lowering. In the riscv-paper-experiments repo, we have them on all the kernels, as LLVM doesn't do the same optimisations without these annotations.