[PATCH] D35635: Optimize {s,u}{add,sub}.with.overflow on ARM

Eli Friedman via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Oct 16 15:40:16 PDT 2017


efriedma added a comment.

> when the brcond isn't combined into a br_cc

BRCOND isn't legal on ARM; it will always eventually get transformed to BR_CC.


https://reviews.llvm.org/D35635





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