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[X86][AVX] getFauxShuffleMask - decode VBROADCAST(EXTRACT_VECTOR_ELT(V,0))
authorSimon Pilgrim <llvm-dev@redking.me.uk>
Fri, 19 Feb 2021 11:02:38 +0000 (11:02 +0000)
committerSimon Pilgrim <llvm-dev@redking.me.uk>
Fri, 19 Feb 2021 11:06:53 +0000 (11:06 +0000)
commit2258b367dbe9286b31ef88f5361d108c62216d00
treeab9ff1adbcc4c6585f628d5091bc786ba3c76515tree | snapshot
parent370addb996138a9e3634899cf264c7621307617acommit | diff
[X86][AVX] getFauxShuffleMask - decode VBROADCAST(EXTRACT_VECTOR_ELT(V,0))

Handle the case where we're broadcasting a scalar extracted from another vector.
llvm/lib/Target/X86/X86ISelLowering.cpp diff | blob | history
llvm/test/CodeGen/X86/vector-shuffle-combining-avx2.ll diff | blob | history
Domain: System / Toolchain;