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Craig Topper
4735eaf00e
[X86] Legalize zero extends from vXi1 to vXi16/vXi32/vXi64 using a sign extend and a shift.
This avoids a constant pool load to create 1. The int->float are showing converts to mask and back. We probably need to widen inputs to sint_to_fp/uint_to_fp before type legalization. llvm-svn: 324805
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