[WebAssembly] Handle f16 in fast-isel.

llvm-svn: 296172
diff --git a/llvm/lib/Target/WebAssembly/WebAssemblyFastISel.cpp b/llvm/lib/Target/WebAssembly/WebAssemblyFastISel.cpp
index bc7020f..f48b7f3 100644
--- a/llvm/lib/Target/WebAssembly/WebAssemblyFastISel.cpp
+++ b/llvm/lib/Target/WebAssembly/WebAssemblyFastISel.cpp
@@ -116,6 +116,8 @@
     case MVT::f32:
     case MVT::f64:
       return VT;
+    case MVT::f16:
+      return MVT::f32;
     case MVT::v16i8:
     case MVT::v8i16:
     case MVT::v4i32: