AMDGPU: Whitespace fixes

llvm-svn: 306265
diff --git a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
index 81dfbe1..d0f4e00 100644
--- a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
+++ b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
@@ -1234,7 +1234,7 @@
     }
   }
 
-  if (NeedSP){
+  if (NeedSP) {
     unsigned ReservedStackPtrOffsetReg = TRI.reservedStackPtrOffsetReg(MF);
     Info.setStackPtrOffsetReg(ReservedStackPtrOffsetReg);