Stanislav Mekhanoshin 6cc8b2fc65 [AMDGPU] Extend promote alloca vectorization ...

Promote alloca can vectorize a small array by bitcasting it to a
vector type. Extend vectorization for the case when alloca is
already a vector type. We still want to replace GEPs with an
insert/extract element instructions in this case.

Differential Revision: https://reviews.llvm.org/D54219

llvm-svn: 346376

2018-11-08 00:16:23 +00:00

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