[llvm] r243930 - [AArch64] Use SDValue bool operator. NFC.

[Ahmed Bougacha]

Author: ab
Date: Mon Aug  3 19:48:02 2015
New Revision: 243930

URL: http://llvm.org/viewvc/llvm-project?rev=243930&view=rev
Log:
[AArch64] Use SDValue bool operator.  NFC.

Modified:
    llvm/trunk/lib/Target/AArch64/AArch64ISelLowering.cpp

Modified: llvm/trunk/lib/Target/AArch64/AArch64ISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AArch64/AArch64ISelLowering.cpp?rev=243930&r1=243929&r2=243930&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AArch64/AArch64ISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/AArch64/AArch64ISelLowering.cpp Mon Aug  3 19:48:02 2015
@@ -6240,8 +6240,7 @@ FailedModImm:
 
   // Empirical tests suggest this is rarely worth it for vectors of length <= 2.
   if (NumElts >= 4) {
-    SDValue shuffle = ReconstructShuffle(Op, DAG);
-    if (shuffle != SDValue())
+    if (SDValue shuffle = ReconstructShuffle(Op, DAG))
       return shuffle;
   }
 
@@ -7464,8 +7463,7 @@ static SDValue performIntToFpCombine(SDN
                                      const AArch64Subtarget *Subtarget) {
   // First try to optimize away the conversion when it's conditionally from
   // a constant. Vectors only.
-  SDValue Res = performVectorCompareAndMaskUnaryOpCombine(N, DAG);
-  if (Res != SDValue())
+  if (SDValue Res = performVectorCompareAndMaskUnaryOpCombine(N, DAG))
     return Res;
 
   EVT VT = N->getValueType(0);
@@ -8449,8 +8447,7 @@ static SDValue performSTORECombine(SDNod
   // If we get a splat of a scalar convert this vector store to a store of
   // scalars. They will be merged into store pairs thereby removing two
   // instructions.
-  SDValue ReplacedSplat = replaceSplatVectorStore(DAG, S);
-  if (ReplacedSplat != SDValue())
+  if (SDValue ReplacedSplat = replaceSplatVectorStore(DAG, S))
     return ReplacedSplat;
 
   SDLoc DL(S);