[PATCH] D18226: Codegen: Tail-duplicate during placement.

David Li via llvm-commits llvm-commits at lists.llvm.org
Tue Aug 23 15:29:55 PDT 2016


davidxl added inline comments.

================
Comment at: lib/CodeGen/TailDuplicator.cpp:572
@@ +571,3 @@
+    // the CFG.
+    HasIndirectbr = back.isIndirectBranch() && TailBB.succ_size() != 0;
+  }
----------------
thx for the expalnation. Getting Part-1 right is the key here.


https://reviews.llvm.org/D18226





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