Initial support for single-precision FP using NEON. Added "neonfp" attribute to enable. Added patterns for some binary FP operations.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78081 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMSubtarget.cpp b/lib/Target/ARM/ARMSubtarget.cpp
index 71c77e1..4e706c5 100644
--- a/lib/Target/ARM/ARMSubtarget.cpp
+++ b/lib/Target/ARM/ARMSubtarget.cpp
@@ -25,6 +25,7 @@
                            bool isThumb)
   : ARMArchVersion(V4T)
   , ARMFPUType(None)
+  , UseNEONForSinglePrecisionFP(false)
   , IsThumb(isThumb)
   , ThumbMode(Thumb1)
   , IsR9Reserved(ReserveR9)