[PATCH] D10979: Update the branch weight metadata in JumpThreading pass.
Diego Novillo
dnovillo at google.com
Tue Jul 7 11:37:46 PDT 2015
dnovillo added a subscriber: dnovillo.
================
Comment at: lib/Transforms/Scalar/JumpThreading.cpp:1522
@@ +1521,3 @@
+ // Freq(BB->SuccBB).
+ SmallVector<uint32_t, 8> Weights;
+ auto TI = BB->getTerminator();
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Shouldn't you be using weights here instead of frequencies? Frequencies can be computed later out of the branch weights.
http://reviews.llvm.org/D10979
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