[PATCH] D16258: [PGO] Profile Summary Index profile writer and reader support

[Easwaran Raman via llvm-commits]

eraman added inline comments.

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Comment at: include/llvm/ProfileData/InstrProf.h:698
@@ +697,3 @@
+    200000, 300000, 400000, 500000, 600000, 500000, 600000, 700000,
+    800000, 900000, 950000, 990000, 999000, 999900, 999990};
+static const uint32_t NumSummaryCutoffs =
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it's  useful to add a cutoff of 999999 to identify cold blocks. IMO these are more useful than the cutoffs in the 1-80% range. 


http://reviews.llvm.org/D16258