[PATCH] D57067: [MBP] Don't move bottom block before header if it can't reduce taken branches
David Li via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Jan 22 22:10:21 PST 2019
davidxl added inline comments.
================
Comment at: lib/CodeGen/MachineBlockPlacement.cpp:1775
+// layout the other successor below it, so it can't reduce taken branch.
+// In this case we keep its original layout.
+bool
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Is there any benefit of keeping the original layout?
Repository:
rL LLVM
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D57067/new/
https://reviews.llvm.org/D57067
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