Craig Topper 22b35c4291 [X86] Use MOVZX16rr8/MOVZXrm8 when extending input for i8 udivrem. ...

We can rely on X86FixupBWInsts to turn these into MOVZX32. This
simplifies a follow up commit to use MOVSX for i8 sdivrem with
a late optimization to use CBW when register allocation works out.

llvm-svn: 371242

2019-09-06 19:15:04 +00:00

1.5 KiB

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