1 files changed, 7 insertions, 0 deletions
diff --git a/lib/Target/X86/X86ISelLowering.h b/lib/Target/X86/X86ISelLowering.h
index 64324f3..baebfa4 100644
--- a/lib/Target/X86/X86ISelLowering.h
+++ b/lib/Target/X86/X86ISelLowering.h
@@ -425,6 +425,13 @@ namespace llvm {
     /// When SSE2 is available, use it for f64 operations.
     bool X86ScalarSSEf32;
     bool X86ScalarSSEf64;
+    
+    /// isTypeInSSEReg - Return true if the specified scalar FP type is computed
+    /// in an SSE register, not on the X87 floating point stack.
+    bool isTypeInSSEReg(MVT::ValueType VT) const {
+      return (VT == MVT::f64 && X86ScalarSSEf64) || // f64 is when SSE2
+             (VT == MVT::f32 && X86ScalarSSEf32);   // f32 is when SSE1
+    }
 
     SDNode *LowerCallResult(SDOperand Chain, SDOperand InFlag, SDNode*TheCall,
                             unsigned CallingConv, SelectionDAG &DAG);