[PATCH] Add support to promote f16 to f32

[Ahmed Bougacha]

================
Comment at: lib/CodeGen/SelectionDAG/LegalizeFloatTypes.cpp:1701
@@ +1700,3 @@
+  SDValue Val = ST->getValue();
+  SDLoc dl(N);
+
----------------
dl -> DL ? (here and elsewhere)

http://reviews.llvm.org/D8755

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