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Commit 61403201 authored by Craig Topper's avatar Craig Topper
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[X86,AVX-512] Use INSERT_SUBREG instead of SUBREG_TO_REG when the input is not... 

[X86,AVX-512] Use INSERT_SUBREG instead of SUBREG_TO_REG when the input is not the output of an instruction.

SUBREG_TO_REG is supposed to indicate that the super register has been zeroed, but we can't prove that if we don't know where it came from.

llvm-svn: 281885
parent b3b50331
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