[llvm-bugs] [Bug 37549] SSE4.1 blend formation logic is not flexible

via llvm-bugs llvm-bugs at lists.llvm.org
Tue Nov 6 05:12:14 PST 2018


Roman Lebedev <lebedev.ri at gmail.com> changed:

           What    |Removed                     |Added
         Resolution|---                         |WORKSFORME
             Status|NEW                         |RESOLVED

--- Comment #16 from Roman Lebedev <lebedev.ri at gmail.com> ---
(In reply to Sanjay Patel from comment #15)
> This brings IR shuffle demanded elements analysis closer to the DAG:
> https://reviews.llvm.org/rL346071
Thanks! I lost track of this issue.

> Roman, do you see any other blend problems?
I don't, but i haven't looked.
I spotted the initial problem by accident anyway.

> I think the vectorization and
> shuffle combining could be raised as other bugs.

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