[PATCH] D58210: [SelectionDAGLegalize] Improve promotion of CTLZ
Eli Friedman via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Feb 14 14:16:22 PST 2019
efriedma added a comment.
Generally we should prefer to perform combines in DAGCombine in cases where it's straightforward. (There are a few scattered optimizations in legalization, but mostly for cases that can't simplify after legalization, like libcalls.)
CHANGES SINCE LAST ACTION
More information about the llvm-commits