[LLVMdev] AVX2 in 3.2
nrotem at apple.com
Mon Jan 7 12:36:03 PST 2013
There were many changes. For example, efficient lowering of vector casts (trunc, zext, sext), simplified vblend patterns, shuffle patterns, AVX2 gathers, just to name a few.
On Jan 7, 2013, at 12:13 PM, dag at cray.com wrote:
> The 3.2 release notes mention "Small codegen optimizations, especially
> for AVX2." Can someone provide a little more information about that?
> What kinds of things were improved for AVX2?
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