[PATCH] TTI: Honour cost model for estimating cost of vector-intrinsic and calls.
hfinkel at anl.gov
hfinkel at anl.gov
Thu Mar 5 20:52:51 PST 2015
================
Comment at: include/llvm/CodeGen/BasicTTIImpl.h:548
@@ +547,3 @@
+ if (ScalarCalls == 1)
+ return 10;
+
----------------
Why are you changing the default cost for intrinsics from one to ten? I believe it used to be one, and that was because we made an explicit decision to make intrinsics default to something cheap.
http://reviews.llvm.org/D8096
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