[PATCH] D14971: X86: Emit smaller code for moving 8-bit immediates

David Kreitzer via llvm-commits llvm-commits at lists.llvm.org
Tue Dec 8 10:14:16 PST 2015


DavidKreitzer added a comment.

Did you consider only using push/pop under minsize? It is a bit of a judgment call whether push/pop is appropriate for optsize since there is a definite performance cost. ICC does it, but then again, ICC doesn't have a minsize option currently.


http://reviews.llvm.org/D14971





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