Remove TargetOptions.h dependency from ARMSubtarget.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133738 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMTargetMachine.cpp b/lib/Target/ARM/ARMTargetMachine.cpp
index 29aa4f7..088427f 100644
--- a/lib/Target/ARM/ARMTargetMachine.cpp
+++ b/lib/Target/ARM/ARMTargetMachine.cpp
@@ -85,6 +85,10 @@
     JITInfo(),
     InstrItins(Subtarget.getInstrItineraryData()) {
   DefRelocModel = getRelocationModel();
+
+  // Default to soft float ABI
+  if (FloatABIType == FloatABI::Default)
+    FloatABIType = FloatABI::Soft;
 }
 
 ARMTargetMachine::ARMTargetMachine(const Target &T, const std::string &TT,