diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index 7812187..5cb13e3 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -5369,7 +5369,8 @@
   MVT::ValueType SourceVT = Source.getValueType();
   bool ExpandSource = getTypeAction(SourceVT) == Expand;
 
-  if (!isSigned) {
+  // Special case for i32 source to take advantage of UINTTOFP_I32_F32, etc.
+  if (!isSigned && SourceVT != MVT::i32) {
     // The integer value loaded will be incorrectly if the 'sign bit' of the
     // incoming integer is set.  To handle this, we dynamically test to see if
     // it is set, and, if so, add a fudge factor.
diff --git a/test/CodeGen/ARM/fpconv.ll b/test/CodeGen/ARM/fpconv.ll
index a2771fe..2385007 100644
--- a/test/CodeGen/ARM/fpconv.ll
+++ b/test/CodeGen/ARM/fpconv.ll
@@ -16,8 +16,10 @@
 ; RUN: grep fixunssfsi %t
 ; RUN: grep fixdfsi %t
 ; RUN: grep fixunsdfsi %t
-; RUN: grep floatdisf %t
+; RUN: grep floatsisf %t
 ; RUN: grep floatsidf %t
+; RUN: grep floatunsisf %t
+; RUN: grep floatunsidf %t
 ; RUN: llvm-as < %s | llc -march=thumb
 
 define float @f1(double %x) {