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Unverified Commit c1a36ba0 authored by Roman Lebedev's avatar Roman Lebedev
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[DAGCombine][X86][ARM] EXTRACT_SUBVECTOR(VECTOR_SHUFFLE(?,?,Mask)) ->... 

[DAGCombine][X86][ARM] EXTRACT_SUBVECTOR(VECTOR_SHUFFLE(?,?,Mask)) -> VECTOR_SHUFFLE(EXTRACT_SUBVECTOR(?, ?), EXTRACT_SUBVECTOR(?, ?), Mask')

In most test changes this allows us to drop some broadcasts/shuffles.

Reviewed By: RKSimon

Differential Revision: https://reviews.llvm.org/D104156
parent 006fb624
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