[PATCH] Optimization for certain shufflevector by using insertps.

[Andrea Di Biagio]

Hi Filipe,

your new patch looks good to me. Thanks!

Andrea

On Sat, Apr 26, 2014 at 12:30 AM, Filipe Cabecinhas
<filcab+llvm.phabricator at gmail.com> wrote:
> Added the optimization for v4i32 (but we emit pinsrd instead of insertps when loading from memory).
> Addresses the concerns in the review, except for the load minimization, due to discussion on IRC, existing optimizations that reduce load sizes, and lack of response to my question.
>
> http://reviews.llvm.org/D3475
>
> Files:
>   lib/Target/X86/X86ISelLowering.cpp
>   test/CodeGen/X86/sse41.ll
>
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