Set AAPCS-VFP calling convention accordingly and hard float ABI command handling.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@128866 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/BackendUtil.cpp b/lib/CodeGen/BackendUtil.cpp
index 6358b9f..1d29360 100644
--- a/lib/CodeGen/BackendUtil.cpp
+++ b/lib/CodeGen/BackendUtil.cpp
@@ -190,7 +190,7 @@
   }
 
   // Set float ABI type.
-  if (CodeGenOpts.FloatABI == "soft")
+  if (CodeGenOpts.FloatABI == "soft" || CodeGenOpts.FloatABI == "softfp")
     llvm::FloatABIType = llvm::FloatABI::Soft;
   else if (CodeGenOpts.FloatABI == "hard")
     llvm::FloatABIType = llvm::FloatABI::Hard;