[DirectX][TTI] Sort switch statements. NFC (#134379)

diff --git a/llvm/lib/Target/DirectX/DirectXTargetTransformInfo.cpp b/llvm/lib/Target/DirectX/DirectXTargetTransformInfo.cpp
index ba656dc..765e197 100644
--- a/llvm/lib/Target/DirectX/DirectXTargetTransformInfo.cpp
+++ b/llvm/lib/Target/DirectX/DirectXTargetTransformInfo.cpp
@@ -38,18 +38,18 @@
 bool DirectXTTIImpl::isTargetIntrinsicTriviallyScalarizable(
     Intrinsic::ID ID) const {
   switch (ID) {
+  case Intrinsic::dx_asdouble:
+  case Intrinsic::dx_firstbitlow:
+  case Intrinsic::dx_firstbitshigh:
+  case Intrinsic::dx_firstbituhigh:
   case Intrinsic::dx_frac:
   case Intrinsic::dx_rsqrt:
-  case Intrinsic::dx_wave_reduce_max:
-  case Intrinsic::dx_wave_reduce_umax:
-  case Intrinsic::dx_wave_reduce_sum:
-  case Intrinsic::dx_wave_reduce_usum:
-  case Intrinsic::dx_wave_readlane:
-  case Intrinsic::dx_asdouble:
   case Intrinsic::dx_splitdouble:
-  case Intrinsic::dx_firstbituhigh:
-  case Intrinsic::dx_firstbitshigh:
-  case Intrinsic::dx_firstbitlow:
+  case Intrinsic::dx_wave_readlane:
+  case Intrinsic::dx_wave_reduce_max:
+  case Intrinsic::dx_wave_reduce_sum:
+  case Intrinsic::dx_wave_reduce_umax:
+  case Intrinsic::dx_wave_reduce_usum:
     return true;
   default:
     return false;