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Commit d4257565 authored by Craig Topper's avatar Craig Topper
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[X86] Promote i8 CTPOP to i32 instead of i16 when we have the POPCNT instruction. 

The 32-bit version is shorter to encode and the zext we emit for the promotion is likely going to be a 32-bit zero extend anyway.

llvm-svn: 319468
parent ef3b80c5
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