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Commit 8e1a464e authored by Nikita Popov's avatar Nikita Popov
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[CodeGen][X86] Expand UADDSAT to NOT+UMIN+ADD 

Followup to D56636, this time handling the UADDSAT case by expanding
uadd.sat(a, b) to umin(a, ~b) + b.

Differential Revision: https://reviews.llvm.org/D56869

llvm-svn: 352409
parent 1c3694a4
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