[llvm] [DAG] Constant fold FMAD (PR #69324)

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``````````bash
git-clang-format --diff 90576084c1d797f845055e8d95c2d9f455268841 b88dd9ad6b7d902c634d47408703cc05bb56b789 -- llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index bf2f9905e7df..eac0a14d8303 100644
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -2001,7 +2001,8 @@ SDValue DAGCombiner::visit(SDNode *N) {
   case ISD::FSUB:               return visitFSUB(N);
   case ISD::FMUL:               return visitFMUL(N);
   case ISD::FMA:                return visitFMA<EmptyMatchContext>(N);
-  case ISD::FMAD:               return visitFMAD(N);
+  case ISD::FMAD:
+    return visitFMAD(N);
   case ISD::FDIV:               return visitFDIV(N);
   case ISD::FREM:               return visitFREM(N);
   case ISD::FSQRT:              return visitFSQRT(N);
@@ -16762,8 +16763,7 @@ SDValue DAGCombiner::visitFMAD(SDNode *N) {
   SDLoc DL(N);
 
   // Constant fold FMAD.
-  if (isa<ConstantFPSDNode>(N0) &&
-      isa<ConstantFPSDNode>(N1) &&
+  if (isa<ConstantFPSDNode>(N0) && isa<ConstantFPSDNode>(N1) &&
       isa<ConstantFPSDNode>(N2)) {
     return DAG.getNode(ISD::FMAD, DL, VT, N0, N1, N2);
   }
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 2859e3174c0c..b028c4837181 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -7081,7 +7081,7 @@ SDValue SelectionDAG::getNode(unsigned Opcode, const SDLoc &DL, EVT VT,
       APFloat  V1 = N1CFP->getValueAPF();
       const APFloat &V2 = N2CFP->getValueAPF();
       const APFloat &V3 = N3CFP->getValueAPF();
-      if(Opcode == ISD::FMAD) {
+      if (Opcode == ISD::FMAD) {
         V1.multiply(V2, APFloat::rmNearestTiesToEven);
         V1.add(V3, APFloat::rmNearestTiesToEven);
       } else

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https://github.com/llvm/llvm-project/pull/69324