[PATCH] D149548: [IR] Update to use new shufflevector semantics

Tue Jun 13 07:01:44 PDT 2023

ManuelJBrito added a comment.

In D149548#4413762 <https://reviews.llvm.org/D149548#4413762>, @uweigand wrote:

> In D149548#4413639 <https://reviews.llvm.org/D149548#4413639>, @nlopes wrote:
>
>> If a vector is fully initialized with `insertvector` (i.e., one operation per index), then the value of the base vector is irrelevant. It can be poison.
>> Poison in vectors is element-wise. <poison, 42> doesn't propagate to <poison, poison>.
>
> OK, that should be fine for SystemZ then.  Thanks!

Thanks! I'll move forward then.

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https://reviews.llvm.org/D149548