[PATCH] D17141: [ARM] Adding IEEE-754 SIMD detection to loop vectorizer

Renato Golin via llvm-commits llvm-commits at lists.llvm.org
Thu Feb 25 09:40:18 PST 2016

rengolin added inline comments.

Comment at: lib/Target/ARM/ARMTargetTransformInfo.h:59
@@ +58,3 @@
+  // Darwin doesn't care about subnormals, so fast math is allowed everywhere.
+  bool supportsSubnormal() { return !ST->isTargetDarwin(); }
hfinkel wrote:
> This comment seems misleading. "fast math" normally implies allowing things like reassociation (and lack of NaNs, etc.), and that has nothing to do with subnormals.
Indeed, I'll remove this comment.


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